bkaradzic пре 13 година
родитељ
комит
e3a31a2efc
13 измењених фајлова са 2414 додато и 210 уклоњено
  1. 38 4
      README.md
  2. 102 111
      examples/02-metaballs/metaballs.cpp
  3. 5 5
      examples/03-raymarch/raymarch.cpp
  4. 94 8
      include/bgfx.h
  5. 5 0
      makefile
  6. 1808 0
      premake/bgfx.doxygen
  7. 19 10
      src/bgfx.cpp
  8. 42 40
      src/bgfx_p.h
  9. 7 0
      src/glimports.h
  10. 69 10
      src/renderer_d3d11.cpp
  11. 137 22
      src/renderer_d3d9.cpp
  12. 85 0
      src/renderer_gl.cpp
  13. 3 0
      src/renderer_gl.h

+ 38 - 4
README.md

@@ -3,11 +3,21 @@ bgfx
 
 Cross-platform rendering library.
 
-Supports:  
-OpenGL 2.1, OpenGL ES 2.0, and Direct3D 9.0.
+Supported rendering backends:
 
-Platforms:  
-Windows, Linux, Android, and Native Client.
+ * OpenGL 2.1
+ * OpenGL ES 2
+ * OpenGL ES 3
+ * Direct3D 9
+ * Direct3D 11
+
+Platforms:
+
+ * Windows
+ * Linux
+ * Android
+ * Native Client
+ * JavaScript (via Emscripten)
 
 Dependencies
 ------------
@@ -45,6 +55,30 @@ Configuration is <platform>-<debug/release><32/64>. For example:
 
 	linux-release32, nacl-debug64, android-release32, etc.
 
+Examples
+--------
+
+### 00-helloworld
+Initialization and debug text.
+
+### 01-cubes
+Rendering simple static mesh.
+
+### 02-metaballs
+Rendering with transient buffers.
+
+### 03-raymarch
+Updating shader uniforms.
+
+### 04-mesh
+Loading OpenCTM meshes.
+
+### 05-instancing
+Geometry instancing.
+
+### 06-bump
+Loading textures.
+
 Notice
 ------
 

+ 102 - 111
examples/02-metaballs/metaballs.cpp

@@ -612,155 +612,146 @@ int _main_(int _argc, char** _argv)
 
 		// Allocate 32K vertices in transient vertex buffer.
 		uint32_t maxVertices = (32<<10);
-		const bgfx::TransientVertexBuffer* tvb = bgfx::allocTransientVertexBuffer(maxVertices, s_PosNormalColorDecl);
+		bgfx::TransientVertexBuffer tvb;
+		bgfx::allocTransientVertexBuffer(&tvb, maxVertices, s_PosNormalColorDecl);
 
-		// If there is no enough space in transient vertex buffer alloc will return NULL.
-		if (NULL != tvb)
+		const uint32_t numSpheres = 16;
+		float sphere[numSpheres][4];
+		for (uint32_t ii = 0; ii < numSpheres; ++ii)
 		{
-			const uint32_t numSpheres = 16;
-			float sphere[numSpheres][4];
-			for (uint32_t ii = 0; ii < numSpheres; ++ii)
-			{
-				sphere[ii][0] = sin(time*(ii*0.21f)+ii*0.37f) * (DIMS * 0.5f - 8.0f);
-				sphere[ii][1] = sin(time*(ii*0.37f)+ii*0.67f) * (DIMS * 0.5f - 8.0f);
-				sphere[ii][2] = cos(time*(ii*0.11f)+ii*0.13f) * (DIMS * 0.5f - 8.0f);
-				sphere[ii][3] = 1.0f/(2.0f + (sin(time*(ii*0.13f) )*0.5f+0.5f)*2.0f);
-			}
+			sphere[ii][0] = sin(time*(ii*0.21f)+ii*0.37f) * (DIMS * 0.5f - 8.0f);
+			sphere[ii][1] = sin(time*(ii*0.37f)+ii*0.67f) * (DIMS * 0.5f - 8.0f);
+			sphere[ii][2] = cos(time*(ii*0.11f)+ii*0.13f) * (DIMS * 0.5f - 8.0f);
+			sphere[ii][3] = 1.0f/(2.0f + (sin(time*(ii*0.13f) )*0.5f+0.5f)*2.0f);
+		}
 
-			profUpdate = bx::getHPCounter();
-			
-			for (uint32_t zz = 0; zz < DIMS; ++zz)
+		profUpdate = bx::getHPCounter();
+		
+		for (uint32_t zz = 0; zz < DIMS; ++zz)
+		{
+			for (uint32_t yy = 0; yy < DIMS; ++yy)
 			{
-				for (uint32_t yy = 0; yy < DIMS; ++yy)
+				uint32_t offset = (zz*DIMS+yy)*DIMS;
+
+				for (uint32_t xx = 0; xx < DIMS; ++xx)
 				{
-					uint32_t offset = (zz*DIMS+yy)*DIMS;
+					uint32_t xoffset = offset + xx;
 
-					for (uint32_t xx = 0; xx < DIMS; ++xx)
+					float dist = 0.0f;
+					float prod = 1.0f;
+					for (uint32_t ii = 0; ii < numSpheres; ++ii)
 					{
-						uint32_t xoffset = offset + xx;
-
-						float dist = 0.0f;
-						float prod = 1.0f;
-						for (uint32_t ii = 0; ii < numSpheres; ++ii)
-						{
-							const float* pos = sphere[ii];
-							float dx = pos[0] - (-DIMS*0.5f + float(xx) );
-							float dy = pos[1] - (-DIMS*0.5f + float(yy) );
-							float dz = pos[2] - (-DIMS*0.5f + float(zz) );
-							float invr = pos[3];
-							float dot = dx*dx + dy*dy + dz*dz;
-							dot *= invr*invr;
-
-							dist *= dot;
-							dist += prod;
-							prod *= dot;
-						}
-
-						grid[xoffset].m_val = dist / prod - 1.0f;
+						const float* pos = sphere[ii];
+						float dx = pos[0] - (-DIMS*0.5f + float(xx) );
+						float dy = pos[1] - (-DIMS*0.5f + float(yy) );
+						float dz = pos[2] - (-DIMS*0.5f + float(zz) );
+						float invr = pos[3];
+						float dot = dx*dx + dy*dy + dz*dz;
+						dot *= invr*invr;
+
+						dist *= dot;
+						dist += prod;
+						prod *= dot;
 					}
+
+					grid[xoffset].m_val = dist / prod - 1.0f;
 				}
 			}
+		}
 
-			profUpdate = bx::getHPCounter() - profUpdate;
+		profUpdate = bx::getHPCounter() - profUpdate;
 
-			profNormal = bx::getHPCounter();
+		profNormal = bx::getHPCounter();
 
-			for (uint32_t zz = 1; zz < DIMS-1; ++zz)
+		for (uint32_t zz = 1; zz < DIMS-1; ++zz)
+		{
+			for (uint32_t yy = 1; yy < DIMS-1; ++yy)
 			{
-				for (uint32_t yy = 1; yy < DIMS-1; ++yy)
+				uint32_t offset = (zz*DIMS+yy)*DIMS;
+
+				for (uint32_t xx = 1; xx < DIMS-1; ++xx)
 				{
-					uint32_t offset = (zz*DIMS+yy)*DIMS;
+					uint32_t xoffset = offset + xx;
 
-					for (uint32_t xx = 1; xx < DIMS-1; ++xx)
+					float normal[3] =
 					{
-						uint32_t xoffset = offset + xx;
-
-						float normal[3] =
-						{
-							grid[xoffset-1     ].m_val - grid[xoffset+1     ].m_val,
-							grid[xoffset-ypitch].m_val - grid[xoffset+ypitch].m_val,
-							grid[xoffset-zpitch].m_val - grid[xoffset+zpitch].m_val,
-						};
+						grid[xoffset-1     ].m_val - grid[xoffset+1     ].m_val,
+						grid[xoffset-ypitch].m_val - grid[xoffset+ypitch].m_val,
+						grid[xoffset-zpitch].m_val - grid[xoffset+zpitch].m_val,
+					};
 
-						vec3Norm(grid[xoffset].m_normal, normal);
-					}
+					vec3Norm(grid[xoffset].m_normal, normal);
 				}
 			}
+		}
 
-			profNormal = bx::getHPCounter() - profNormal;
+		profNormal = bx::getHPCounter() - profNormal;
 
-			profTriangulate = bx::getHPCounter();
+		profTriangulate = bx::getHPCounter();
 
-			PosNormalColorVertex* vertex = (PosNormalColorVertex*)tvb->data;
+		PosNormalColorVertex* vertex = (PosNormalColorVertex*)tvb.data;
 
-			for (uint32_t zz = 0; zz < DIMS-1 && numVertices+12 < maxVertices; ++zz)
+		for (uint32_t zz = 0; zz < DIMS-1 && numVertices+12 < maxVertices; ++zz)
+		{
+			float rgb[6];
+			rgb[2] = zz*invdim;
+			rgb[5] = (zz+1)*invdim;
+
+			for (uint32_t yy = 0; yy < DIMS-1 && numVertices+12 < maxVertices; ++yy)
 			{
-				float rgb[6];
-				rgb[2] = zz*invdim;
-				rgb[5] = (zz+1)*invdim;
+				uint32_t offset = (zz*DIMS+yy)*DIMS;
+
+				rgb[1] = yy*invdim;
+				rgb[4] = (yy+1)*invdim;
 
-				for (uint32_t yy = 0; yy < DIMS-1 && numVertices+12 < maxVertices; ++yy)
+				for (uint32_t xx = 0; xx < DIMS-1 && numVertices+12 < maxVertices; ++xx)
 				{
-					uint32_t offset = (zz*DIMS+yy)*DIMS;
+					uint32_t xoffset = offset + xx;
 
-					rgb[1] = yy*invdim;
-					rgb[4] = (yy+1)*invdim;
+					rgb[0] = xx*invdim;
+					rgb[3] = (xx+1)*invdim;
 
-					for (uint32_t xx = 0; xx < DIMS-1 && numVertices+12 < maxVertices; ++xx)
+					float pos[3] =
 					{
-						uint32_t xoffset = offset + xx;
-
-						rgb[0] = xx*invdim;
-						rgb[3] = (xx+1)*invdim;
-
-						float pos[3] =
-						{
-							-DIMS*0.5f + float(xx),
-							-DIMS*0.5f + float(yy),
-							-DIMS*0.5f + float(zz)
-						};
-
-						const Grid* val[8] = { 
-							&grid[xoffset+zpitch+ypitch  ],
-							&grid[xoffset+zpitch+ypitch+1],
-							&grid[xoffset+ypitch+1       ],
-							&grid[xoffset+ypitch         ],
-							&grid[xoffset+zpitch         ],
-							&grid[xoffset+zpitch+1       ],
-							&grid[xoffset+1              ],
-							&grid[xoffset                ],
-						};
-
-						uint32_t num = triangulate( (uint8_t*)vertex, s_PosNormalColorDecl.m_stride, rgb, pos, val, 0.5f);
-						vertex += num;
-						numVertices += num;
-					}
+						-DIMS*0.5f + float(xx),
+						-DIMS*0.5f + float(yy),
+						-DIMS*0.5f + float(zz)
+					};
+
+					const Grid* val[8] = { 
+						&grid[xoffset+zpitch+ypitch  ],
+						&grid[xoffset+zpitch+ypitch+1],
+						&grid[xoffset+ypitch+1       ],
+						&grid[xoffset+ypitch         ],
+						&grid[xoffset+zpitch         ],
+						&grid[xoffset+zpitch+1       ],
+						&grid[xoffset+1              ],
+						&grid[xoffset                ],
+					};
+
+					uint32_t num = triangulate( (uint8_t*)vertex, s_PosNormalColorDecl.m_stride, rgb, pos, val, 0.5f);
+					vertex += num;
+					numVertices += num;
 				}
 			}
+		}
 
-			profTriangulate = bx::getHPCounter() - profTriangulate;
-
-			float mtx[16];
-			mtxRotateXY(mtx, time*0.67f, time);
+		profTriangulate = bx::getHPCounter() - profTriangulate;
 
-			// Set model matrix for rendering.
-			bgfx::setTransform(mtx);
+		float mtx[16];
+		mtxRotateXY(mtx, time*0.67f, time);
 
-			// Set vertex and fragment shaders.
-			bgfx::setProgram(program);
+		// Set model matrix for rendering.
+		bgfx::setTransform(mtx);
 
-			// Set vertex and index buffer.
-			bgfx::setVertexBuffer(tvb, numVertices);
+		// Set vertex and fragment shaders.
+		bgfx::setProgram(program);
 
-			// Set render states.
-			bgfx::setState(BGFX_STATE_RGB_WRITE
-				|BGFX_STATE_DEPTH_WRITE
-				|BGFX_STATE_DEPTH_TEST_LESS
-				);
+		// Set vertex and index buffer.
+		bgfx::setVertexBuffer(&tvb, numVertices);
 
-			// Submit primitive for rendering to view 0.
-			bgfx::submit(0);
-		}
+		// Submit primitive for rendering to view 0.
+		bgfx::submit(0);
 
 		// Display stats.
 		bgfx::dbgTextPrintf(1, 4, 0x0f, "Num vertices: %5d (%6.4f%%)", numVertices, float(numVertices)/maxVertices * 100);

+ 5 - 5
examples/03-raymarch/raymarch.cpp

@@ -97,13 +97,13 @@ static bgfx::ProgramHandle loadProgram(const char* _vsName, const char* _fsName)
 	return program;
 }
 
-bool allocTransientBuffers(const bgfx::TransientVertexBuffer*& _vb, const bgfx::VertexDecl& _decl, uint16_t _numVertices, const bgfx::TransientIndexBuffer*& _ib, uint16_t _numIndices)
+bool allocTransientBuffers(const bgfx::TransientVertexBuffer*& _vb, const bgfx::VertexDecl& _decl, uint16_t _numVertices, bgfx::TransientIndexBuffer* _ib, uint16_t _numIndices)
 {
 	if (bgfx::checkAvailTransientVertexBuffer(_numVertices, _decl)
 	&&  bgfx::checkAvailTransientIndexBuffer(_numIndices) )
 	{
 		_vb = bgfx::allocTransientVertexBuffer(_numVertices, _decl);
-		_ib = bgfx::allocTransientIndexBuffer(_numIndices);
+		bgfx::allocTransientIndexBuffer(&_ib, _numIndices);
 		return true;
 	}
 
@@ -113,9 +113,9 @@ bool allocTransientBuffers(const bgfx::TransientVertexBuffer*& _vb, const bgfx::
 void renderScreenSpaceQuad(uint32_t _view, bgfx::ProgramHandle _program, float _x, float _y, float _width, float _height)
 {
 	const bgfx::TransientVertexBuffer* vb;
-	const bgfx::TransientIndexBuffer* ib;
+	const bgfx::TransientIndexBuffer ib;
 
-	if (allocTransientBuffers(vb, s_PosColorTexCoord0Decl, 4, ib, 6) )
+	if (allocTransientBuffers(vb, s_PosColorTexCoord0Decl, 4, &ib, 6) )
 	{
 		PosColorTexCoord0Vertex* vertex = (PosColorTexCoord0Vertex*)vb->data;
 
@@ -252,7 +252,7 @@ int _main_(int _argc, char** _argv)
 		// Use debug font to print information about this example.
 		bgfx::dbgTextClear();
 		bgfx::dbgTextPrintf(0, 1, 0x4f, "bgfx/examples/03-raymarch");
-		bgfx::dbgTextPrintf(0, 2, 0x6f, "Description: Updating uniforms.");
+		bgfx::dbgTextPrintf(0, 2, 0x6f, "Description: Updating shader uniforms.");
 		bgfx::dbgTextPrintf(0, 3, 0x0f, "Frame: % 7.3f[ms]", double(frameTime)*toMs);
 
 		float at[3] = { 0.0f, 0.0f, 0.0f };

+ 94 - 8
include/bgfx.h

@@ -9,6 +9,7 @@
 #include <stdint.h> // uint32_t
 #include <stdlib.h> // size_t
 
+///
 #define BGFX_STATE_DEPTH_WRITE          UINT64_C(0x0000000000000001)
 
 #define BGFX_STATE_ALPHA_TEST           UINT64_C(0x0000000000000004)
@@ -88,17 +89,77 @@
 #define BGFX_STATE_ALPHA_REF(_ref) ( (uint64_t(_ref)<<BGFX_STATE_ALPHA_REF_SHIFT)&BGFX_STATE_ALPHA_REF_MASK)
 #define BGFX_STATE_POINT_SIZE(_size) ( (uint64_t(_size)<<BGFX_STATE_POINT_SIZE_SHIFT)&BGFX_STATE_POINT_SIZE_MASK)
 
+///
+#define BGFX_STENCIL_FUNC_REF_SHIFT     0
+#define BGFX_STENCIL_FUNC_REF_MASK      UINT32_C(0x000000ff)
+#define BGFX_STENCIL_FUNC_RMASK_SHIFT   8
+#define BGFX_STENCIL_FUNC_RMASK_MASK    UINT32_C(0x0000ff00)
+
+#define BGFX_STENCIL_TEST_LESS          UINT32_C(0x00010000)
+#define BGFX_STENCIL_TEST_LEQUAL        UINT32_C(0x00020000)
+#define BGFX_STENCIL_TEST_EQUAL         UINT32_C(0x00030000)
+#define BGFX_STENCIL_TEST_GEQUAL        UINT32_C(0x00040000)
+#define BGFX_STENCIL_TEST_GREATER       UINT32_C(0x00050000)
+#define BGFX_STENCIL_TEST_NOTEQUAL      UINT32_C(0x00060000)
+#define BGFX_STENCIL_TEST_NEVER         UINT32_C(0x00070000)
+#define BGFX_STENCIL_TEST_ALWAYS        UINT32_C(0x00080000)
+#define BGFX_STENCIL_TEST_SHIFT         16
+#define BGFX_STENCIL_TEST_MASK          UINT32_C(0x000f0000)
+
+#define BGFX_STENCIL_OP_FAIL_S_ZERO     UINT32_C(0x00000000)
+#define BGFX_STENCIL_OP_FAIL_S_KEEP     UINT32_C(0x00100000)
+#define BGFX_STENCIL_OP_FAIL_S_REPLACE  UINT32_C(0x00200000)
+#define BGFX_STENCIL_OP_FAIL_S_INCR     UINT32_C(0x00300000)
+#define BGFX_STENCIL_OP_FAIL_S_INCRSAT  UINT32_C(0x00400000)
+#define BGFX_STENCIL_OP_FAIL_S_DECR     UINT32_C(0x00500000)
+#define BGFX_STENCIL_OP_FAIL_S_DECRSAT  UINT32_C(0x00600000)
+#define BGFX_STENCIL_OP_FAIL_S_INVERT   UINT32_C(0x00700000)
+#define BGFX_STENCIL_OP_FAIL_S_SHIFT    20
+#define BGFX_STENCIL_OP_FAIL_S_MASK     UINT32_C(0x00f00000)
+
+#define BGFX_STENCIL_OP_FAIL_Z_ZERO     UINT32_C(0x00000000)
+#define BGFX_STENCIL_OP_FAIL_Z_KEEP     UINT32_C(0x01000000)
+#define BGFX_STENCIL_OP_FAIL_Z_REPLACE  UINT32_C(0x02000000)
+#define BGFX_STENCIL_OP_FAIL_Z_INCR     UINT32_C(0x03000000)
+#define BGFX_STENCIL_OP_FAIL_Z_INCRSAT  UINT32_C(0x04000000)
+#define BGFX_STENCIL_OP_FAIL_Z_DECR     UINT32_C(0x05000000)
+#define BGFX_STENCIL_OP_FAIL_Z_DECRSAT  UINT32_C(0x06000000)
+#define BGFX_STENCIL_OP_FAIL_Z_INVERT   UINT32_C(0x07000000)
+#define BGFX_STENCIL_OP_FAIL_Z_SHIFT    24
+#define BGFX_STENCIL_OP_FAIL_Z_MASK     UINT32_C(0x0f000000)
+
+#define BGFX_STENCIL_OP_PASS_Z_ZERO     UINT32_C(0x00000000)
+#define BGFX_STENCIL_OP_PASS_Z_KEEP     UINT32_C(0x10000000)
+#define BGFX_STENCIL_OP_PASS_Z_REPLACE  UINT32_C(0x20000000)
+#define BGFX_STENCIL_OP_PASS_Z_INCR     UINT32_C(0x30000000)
+#define BGFX_STENCIL_OP_PASS_Z_INCRSAT  UINT32_C(0x40000000)
+#define BGFX_STENCIL_OP_PASS_Z_DECR     UINT32_C(0x50000000)
+#define BGFX_STENCIL_OP_PASS_Z_DECRSAT  UINT32_C(0x60000000)
+#define BGFX_STENCIL_OP_PASS_Z_INVERT   UINT32_C(0x70000000)
+#define BGFX_STENCIL_OP_PASS_Z_SHIFT    28
+#define BGFX_STENCIL_OP_PASS_Z_MASK     UINT32_C(0xf0000000)
+
+#define BGFX_STENCIL_NONE               UINT32_C(0x00000000)
+#define BGFX_STENCIL_MASK               UINT32_C(0xffffffff)
+#define BGFX_STENCIL_DEFAULT            UINT32_C(0x00000000)
+
+#define BGFX_STENCIL_FUNC_REF(_ref) ( (uint32_t(_ref)<<BGFX_STENCIL_FUNC_REF_SHIFT)&BGFX_STENCIL_FUNC_REF_MASK)
+#define BGFX_STENCIL_FUNC_RMASK(_mask) ( (uint32_t(_mask)<<BGFX_STENCIL_FUNC_RMASK_SHIFT)&BGFX_STENCIL_FUNC_RMASK_MASK)
+
+///
 #define BGFX_CLEAR_NONE                 UINT8_C(0x00)
 #define BGFX_CLEAR_COLOR_BIT            UINT8_C(0x01)
 #define BGFX_CLEAR_DEPTH_BIT            UINT8_C(0x02)
 #define BGFX_CLEAR_STENCIL_BIT          UINT8_C(0x04)
 
+///
 #define BGFX_DEBUG_NONE                 UINT32_C(0x00000000)
 #define BGFX_DEBUG_WIREFRAME            UINT32_C(0x00000001)
 #define BGFX_DEBUG_IFH                  UINT32_C(0x00000002)
 #define BGFX_DEBUG_STATS                UINT32_C(0x00000004)
 #define BGFX_DEBUG_TEXT                 UINT32_C(0x00000008)
 
+///
 #define BGFX_TEXTURE_NONE               UINT32_C(0x00000000)
 #define BGFX_TEXTURE_U_REPEAT           UINT32_C(0x00000000)
 #define BGFX_TEXTURE_U_MIRROR           UINT32_C(0x00000001)
@@ -126,6 +187,7 @@
 #define BGFX_TEXTURE_MIP_MASK           UINT32_C(0x00100000)
 #define BGFX_TEXTURE_SRGB               UINT32_C(0x00200000)
 
+///
 #define BGFX_RENDER_TARGET_NONE         UINT32_C(0x00000000)
 #define BGFX_RENDER_TARGET_COLOR_RGBA   UINT32_C(0x00000001)
 #define BGFX_RENDER_TARGET_COLOR_R32F   UINT32_C(0x00000002)
@@ -142,6 +204,7 @@
 #define BGFX_RENDER_TARGET_MSAA_MASK    UINT32_C(0x00070000)
 #define BGFX_RENDER_TARGET_SRGBWRITE    UINT32_C(0x00080000)
 
+///
 #define BGFX_RESET_NONE                 UINT32_C(0x00000000)
 #define BGFX_RESET_FULLSCREEN           UINT32_C(0x00000001)
 #define BGFX_RESET_FULLSCREEN_FAKE      UINT32_C(0x00000002)
@@ -155,9 +218,11 @@
 #define BGFX_RESET_MSAA_MASK            UINT32_C(0x00000070)
 #define BGFX_RESET_VSYNC                UINT32_C(0x00000080)
 
+///
 #define BGFX_HANDLE(_name) struct _name { uint16_t idx; }
 #define BGFX_INVALID_HANDLE { bgfx::invalidHandle }
 
+/// BGFX
 namespace bgfx
 {
 	struct Fatal
@@ -384,11 +449,11 @@ namespace bgfx
 
 	/// Set debug flags.
 	///
-	/// Available flags:
+	/// @param _debug Available flags:
 	///
 	///   BGFX_DEBUG_IFH - Infinitely fast hardware. When this flag is set
-	///     all rendering calls will be skipped. It's useful for quickly
-	///     assessing bottleneck between CPU and GPU.
+	///     all rendering calls will be skipped. It's useful when profiling
+    ///     to quickly assess bottleneck between CPU and GPU.
 	///
 	///   BGFX_DEBUG_STATS - Display internal statistics.
 	///
@@ -444,14 +509,23 @@ namespace bgfx
 	/// Returns true if internal transient index buffer has enough space.
 	bool checkAvailTransientIndexBuffer(uint16_t _num);
 
+	/// Allocate transient index buffer.
 	///
-	const TransientIndexBuffer* allocTransientIndexBuffer(uint16_t _num);
+	/// @param[out] _tib is valid for the duration of frame, and it can be reused for
+	/// multiple draw calls.
+	/// @param _num number of indices to allocate.
+	void allocTransientIndexBuffer(TransientIndexBuffer* _tib, uint16_t _num);
 
 	/// Returns true if internal transient vertex buffer has enough space.
 	bool checkAvailTransientVertexBuffer(uint16_t _num, const VertexDecl& _decl);
 
+	/// Allocate transient vertex buffer.
 	///
-	const TransientVertexBuffer* allocTransientVertexBuffer(uint16_t _num, const VertexDecl& _decl);
+	/// @param[out] _tvb is valid for the duration of frame, and it can be reused for
+	/// multiple draw calls.
+	/// @param _num number of vertices to allocate.
+	/// @param _decl vertex declaration.
+	void allocTransientVertexBuffer(TransientVertexBuffer* _tvb, uint16_t _num, const VertexDecl& _decl);
 
 	///
 	const InstanceDataBuffer* allocInstanceDataBuffer(uint16_t _num, uint16_t _stride);
@@ -549,14 +623,26 @@ namespace bgfx
 	///   BGFX_STATE_*
 	void setState(uint64_t _state);
 
+	/// Set stencil test state.
+	///
+	/// @param _fstencil Front stencil state.
+	/// @param _bstencil Back stencil state. If back is set to BGFX_STENCIL_NONE
+	///     _fstencil is applied to both front and back facing primitives.
+	void setStencil(uint32_t _fstencil, uint32_t _bstencil = BGFX_STENCIL_NONE);
+
 	/// Set model matrix for draw primitive. If it is not called model will
 	/// be rendered with identity model matrix.
 	///
-	/// Returns index into matrix cache in case the same model matrix has to
+	/// @param _mtx pointer to first matrix in array.
+	/// @param _num number of matrices in array.
+	/// @returns index into matrix cache in case the same model matrix has to
 	/// be used for other draw primitive call.
 	uint32_t setTransform(const void* _mtx, uint16_t _num = 1);
 
 	/// Set model matrix from matrix cache for draw primitive.
+	///
+	/// @param _cache index in matrix cache.
+	/// @param _num number of matrices from cache.
 	void setTransform(uint32_t _cache, uint16_t _num = 1);
 
 	///
@@ -575,7 +661,7 @@ namespace bgfx
 	void setIndexBuffer(DynamicIndexBufferHandle _handle);
 
 	///
-	void setIndexBuffer(const TransientIndexBuffer* _ib, uint32_t _numIndices = UINT32_MAX);
+	void setIndexBuffer(const TransientIndexBuffer* _tib, uint32_t _numIndices = UINT32_MAX);
 
 	///
 	void setVertexBuffer(VertexBufferHandle _handle, uint32_t _numVertices = UINT32_MAX);
@@ -584,7 +670,7 @@ namespace bgfx
 	void setVertexBuffer(DynamicVertexBufferHandle _handle, uint32_t _numVertices = UINT32_MAX);
 
 	///
-	void setVertexBuffer(const TransientVertexBuffer* _vb, uint32_t _numVertices = UINT32_MAX);
+	void setVertexBuffer(const TransientVertexBuffer* _tvb, uint32_t _numVertices = UINT32_MAX);
 
 	///
 	void setInstanceDataBuffer(const InstanceDataBuffer* _idb, uint16_t _num = UINT16_MAX);

+ 5 - 0
makefile

@@ -5,6 +5,7 @@
 
 all:
 	premake --file=premake/premake4.lua vs2008
+	premake --file=premake/premake4.lua vs2010
 	premake --file=premake/premake4.lua --gcc=nacl gmake
 	premake --file=premake/premake4.lua --gcc=mingw gmake
 	premake --file=premake/premake4.lua --gcc=linux gmake
@@ -40,3 +41,7 @@ nacl-debug64:
 nacl-release64:
 	make -C .build/projects/gmake-nacl config=release64
 nacl: nacl-debug32 nacl-release32 nacl-debug64 nacl-release64
+
+docs:
+	doxygen premake/bgfx.doxygen
+	upskirt readme.md > .build/docs/readme.html

+ 1808 - 0
premake/bgfx.doxygen

@@ -0,0 +1,1808 @@
+# Doxyfile 1.8.2
+
+# This file describes the settings to be used by the documentation system
+# doxygen (www.doxygen.org) for a project.
+#
+# All text after a hash (#) is considered a comment and will be ignored.
+# The format is:
+#       TAG = value [value, ...]
+# For lists items can also be appended using:
+#       TAG += value [value, ...]
+# Values that contain spaces should be placed between quotes (" ").
+
+#---------------------------------------------------------------------------
+# Project related configuration options
+#---------------------------------------------------------------------------
+
+# This tag specifies the encoding used for all characters in the config file
+# that follow. The default is UTF-8 which is also the encoding used for all
+# text before the first occurrence of this tag. Doxygen uses libiconv (or the
+# iconv built into libc) for the transcoding. See
+# http://www.gnu.org/software/libiconv for the list of possible encodings.
+
+DOXYFILE_ENCODING      = UTF-8
+
+# The PROJECT_NAME tag is a single word (or sequence of words) that should
+# identify the project. Note that if you do not use Doxywizard you need
+# to put quotes around the project name if it contains spaces.
+
+PROJECT_NAME           = "bgfx"
+
+# The PROJECT_NUMBER tag can be used to enter a project or revision number.
+# This could be handy for archiving the generated documentation or
+# if some version control system is used.
+
+PROJECT_NUMBER         =
+
+# Using the PROJECT_BRIEF tag one can provide an optional one line description
+# for a project that appears at the top of each page and should give viewer
+# a quick idea about the purpose of the project. Keep the description short.
+
+PROJECT_BRIEF          = "Cross-platform rendering library."
+
+# With the PROJECT_LOGO tag one can specify an logo or icon that is
+# included in the documentation. The maximum height of the logo should not
+# exceed 55 pixels and the maximum width should not exceed 200 pixels.
+# Doxygen will copy the logo to the output directory.
+
+PROJECT_LOGO           =
+
+# The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute)
+# base path where the generated documentation will be put.
+# If a relative path is entered, it will be relative to the location
+# where doxygen was started. If left blank the current directory will be used.
+
+OUTPUT_DIRECTORY       = .build/docs
+
+# If the CREATE_SUBDIRS tag is set to YES, then doxygen will create
+# 4096 sub-directories (in 2 levels) under the output directory of each output
+# format and will distribute the generated files over these directories.
+# Enabling this option can be useful when feeding doxygen a huge amount of
+# source files, where putting all generated files in the same directory would
+# otherwise cause performance problems for the file system.
+
+CREATE_SUBDIRS         = NO
+
+# The OUTPUT_LANGUAGE tag is used to specify the language in which all
+# documentation generated by doxygen is written. Doxygen will use this
+# information to generate all constant output in the proper language.
+# The default language is English, other supported languages are:
+# Afrikaans, Arabic, Brazilian, Catalan, Chinese, Chinese-Traditional,
+# Croatian, Czech, Danish, Dutch, Esperanto, Farsi, Finnish, French, German,
+# Greek, Hungarian, Italian, Japanese, Japanese-en (Japanese with English
+# messages), Korean, Korean-en, Lithuanian, Norwegian, Macedonian, Persian,
+# Polish, Portuguese, Romanian, Russian, Serbian, Serbian-Cyrillic, Slovak,
+# Slovene, Spanish, Swedish, Ukrainian, and Vietnamese.
+
+OUTPUT_LANGUAGE        = English
+
+# If the BRIEF_MEMBER_DESC tag is set to YES (the default) Doxygen will
+# include brief member descriptions after the members that are listed in
+# the file and class documentation (similar to JavaDoc).
+# Set to NO to disable this.
+
+BRIEF_MEMBER_DESC      = YES
+
+# If the REPEAT_BRIEF tag is set to YES (the default) Doxygen will prepend
+# the brief description of a member or function before the detailed description.
+# Note: if both HIDE_UNDOC_MEMBERS and BRIEF_MEMBER_DESC are set to NO, the
+# brief descriptions will be completely suppressed.
+
+REPEAT_BRIEF           = YES
+
+# This tag implements a quasi-intelligent brief description abbreviator
+# that is used to form the text in various listings. Each string
+# in this list, if found as the leading text of the brief description, will be
+# stripped from the text and the result after processing the whole list, is
+# used as the annotated text. Otherwise, the brief description is used as-is.
+# If left blank, the following values are used ("$name" is automatically
+# replaced with the name of the entity): "The $name class" "The $name widget"
+# "The $name file" "is" "provides" "specifies" "contains"
+# "represents" "a" "an" "the"
+
+ABBREVIATE_BRIEF       =
+
+# If the ALWAYS_DETAILED_SEC and REPEAT_BRIEF tags are both set to YES then
+# Doxygen will generate a detailed section even if there is only a brief
+# description.
+
+ALWAYS_DETAILED_SEC    = NO
+
+# If the INLINE_INHERITED_MEMB tag is set to YES, doxygen will show all
+# inherited members of a class in the documentation of that class as if those
+# members were ordinary class members. Constructors, destructors and assignment
+# operators of the base classes will not be shown.
+
+INLINE_INHERITED_MEMB  = NO
+
+# If the FULL_PATH_NAMES tag is set to YES then Doxygen will prepend the full
+# path before files name in the file list and in the header files. If set
+# to NO the shortest path that makes the file name unique will be used.
+
+FULL_PATH_NAMES        = YES
+
+# If the FULL_PATH_NAMES tag is set to YES then the STRIP_FROM_PATH tag
+# can be used to strip a user-defined part of the path. Stripping is
+# only done if one of the specified strings matches the left-hand part of
+# the path. The tag can be used to show relative paths in the file list.
+# If left blank the directory from which doxygen is run is used as the
+# path to strip. Note that you specify absolute paths here, but also
+# relative paths, which will be relative from the directory where doxygen is
+# started.
+
+STRIP_FROM_PATH        =
+
+# The STRIP_FROM_INC_PATH tag can be used to strip a user-defined part of
+# the path mentioned in the documentation of a class, which tells
+# the reader which header file to include in order to use a class.
+# If left blank only the name of the header file containing the class
+# definition is used. Otherwise one should specify the include paths that
+# are normally passed to the compiler using the -I flag.
+
+STRIP_FROM_INC_PATH    =
+
+# If the SHORT_NAMES tag is set to YES, doxygen will generate much shorter
+# (but less readable) file names. This can be useful if your file system
+# doesn't support long names like on DOS, Mac, or CD-ROM.
+
+SHORT_NAMES            = NO
+
+# If the JAVADOC_AUTOBRIEF tag is set to YES then Doxygen
+# will interpret the first line (until the first dot) of a JavaDoc-style
+# comment as the brief description. If set to NO, the JavaDoc
+# comments will behave just like regular Qt-style comments
+# (thus requiring an explicit @brief command for a brief description.)
+
+JAVADOC_AUTOBRIEF      = NO
+
+# If the QT_AUTOBRIEF tag is set to YES then Doxygen will
+# interpret the first line (until the first dot) of a Qt-style
+# comment as the brief description. If set to NO, the comments
+# will behave just like regular Qt-style comments (thus requiring
+# an explicit \brief command for a brief description.)
+
+QT_AUTOBRIEF           = NO
+
+# The MULTILINE_CPP_IS_BRIEF tag can be set to YES to make Doxygen
+# treat a multi-line C++ special comment block (i.e. a block of //! or ///
+# comments) as a brief description. This used to be the default behaviour.
+# The new default is to treat a multi-line C++ comment block as a detailed
+# description. Set this tag to YES if you prefer the old behaviour instead.
+
+MULTILINE_CPP_IS_BRIEF = YES
+
+# If the INHERIT_DOCS tag is set to YES (the default) then an undocumented
+# member inherits the documentation from any documented member that it
+# re-implements.
+
+INHERIT_DOCS           = YES
+
+# If the SEPARATE_MEMBER_PAGES tag is set to YES, then doxygen will produce
+# a new page for each member. If set to NO, the documentation of a member will
+# be part of the file/class/namespace that contains it.
+
+SEPARATE_MEMBER_PAGES  = NO
+
+# The TAB_SIZE tag can be used to set the number of spaces in a tab.
+# Doxygen uses this value to replace tabs by spaces in code fragments.
+
+TAB_SIZE               = 4
+
+# This tag can be used to specify a number of aliases that acts
+# as commands in the documentation. An alias has the form "name=value".
+# For example adding "sideeffect=\par Side Effects:\n" will allow you to
+# put the command \sideeffect (or @sideeffect) in the documentation, which
+# will result in a user-defined paragraph with heading "Side Effects:".
+# You can put \n's in the value part of an alias to insert newlines.
+
+ALIASES                =
+
+# This tag can be used to specify a number of word-keyword mappings (TCL only).
+# A mapping has the form "name=value". For example adding
+# "class=itcl::class" will allow you to use the command class in the
+# itcl::class meaning.
+
+TCL_SUBST              =
+
+# Set the OPTIMIZE_OUTPUT_FOR_C tag to YES if your project consists of C
+# sources only. Doxygen will then generate output that is more tailored for C.
+# For instance, some of the names that are used will be different. The list
+# of all members will be omitted, etc.
+
+OPTIMIZE_OUTPUT_FOR_C  = NO
+
+# Set the OPTIMIZE_OUTPUT_JAVA tag to YES if your project consists of Java
+# sources only. Doxygen will then generate output that is more tailored for
+# Java. For instance, namespaces will be presented as packages, qualified
+# scopes will look different, etc.
+
+OPTIMIZE_OUTPUT_JAVA   = NO
+
+# Set the OPTIMIZE_FOR_FORTRAN tag to YES if your project consists of Fortran
+# sources only. Doxygen will then generate output that is more tailored for
+# Fortran.
+
+OPTIMIZE_FOR_FORTRAN   = NO
+
+# Set the OPTIMIZE_OUTPUT_VHDL tag to YES if your project consists of VHDL
+# sources. Doxygen will then generate output that is tailored for
+# VHDL.
+
+OPTIMIZE_OUTPUT_VHDL   = NO
+
+# Doxygen selects the parser to use depending on the extension of the files it
+# parses. With this tag you can assign which parser to use for a given
+# extension. Doxygen has a built-in mapping, but you can override or extend it
+# using this tag. The format is ext=language, where ext is a file extension,
+# and language is one of the parsers supported by doxygen: IDL, Java,
+# Javascript, CSharp, C, C++, D, PHP, Objective-C, Python, Fortran, VHDL, C,
+# C++. For instance to make doxygen treat .inc files as Fortran files (default
+# is PHP), and .f files as C (default is Fortran), use: inc=Fortran f=C. Note
+# that for custom extensions you also need to set FILE_PATTERNS otherwise the
+# files are not read by doxygen.
+
+EXTENSION_MAPPING      =
+
+# If MARKDOWN_SUPPORT is enabled (the default) then doxygen pre-processes all
+# comments according to the Markdown format, which allows for more readable
+# documentation. See http://daringfireball.net/projects/markdown/ for details.
+# The output of markdown processing is further processed by doxygen, so you
+# can mix doxygen, HTML, and XML commands with Markdown formatting.
+# Disable only in case of backward compatibilities issues.
+
+MARKDOWN_SUPPORT       = YES
+
+# When enabled doxygen tries to link words that correspond to documented classes,
+# or namespaces to their corresponding documentation. Such a link can be
+# prevented in individual cases by by putting a % sign in front of the word or
+# globally by setting AUTOLINK_SUPPORT to NO.
+
+AUTOLINK_SUPPORT       = YES
+
+# If you use STL classes (i.e. std::string, std::vector, etc.) but do not want
+# to include (a tag file for) the STL sources as input, then you should
+# set this tag to YES in order to let doxygen match functions declarations and
+# definitions whose arguments contain STL classes (e.g. func(std::string); v.s.
+# func(std::string) {}). This also makes the inheritance and collaboration
+# diagrams that involve STL classes more complete and accurate.
+
+BUILTIN_STL_SUPPORT    = NO
+
+# If you use Microsoft's C++/CLI language, you should set this option to YES to
+# enable parsing support.
+
+CPP_CLI_SUPPORT        = NO
+
+# Set the SIP_SUPPORT tag to YES if your project consists of sip sources only.
+# Doxygen will parse them like normal C++ but will assume all classes use public
+# instead of private inheritance when no explicit protection keyword is present.
+
+SIP_SUPPORT            = NO
+
+# For Microsoft's IDL there are propget and propput attributes to indicate getter and setter methods for a property. Setting this option to YES (the default) will make doxygen replace the get and set methods by a property in the documentation. This will only work if the methods are indeed getting or setting a simple type. If this is not the case, or you want to show the methods anyway, you should set this option to NO.
+
+IDL_PROPERTY_SUPPORT   = NO
+
+# If member grouping is used in the documentation and the DISTRIBUTE_GROUP_DOC
+# tag is set to YES, then doxygen will reuse the documentation of the first
+# member in the group (if any) for the other members of the group. By default
+# all members of a group must be documented explicitly.
+
+DISTRIBUTE_GROUP_DOC   = NO
+
+# Set the SUBGROUPING tag to YES (the default) to allow class member groups of
+# the same type (for instance a group of public functions) to be put as a
+# subgroup of that type (e.g. under the Public Functions section). Set it to
+# NO to prevent subgrouping. Alternatively, this can be done per class using
+# the \nosubgrouping command.
+
+SUBGROUPING            = YES
+
+# When the INLINE_GROUPED_CLASSES tag is set to YES, classes, structs and
+# unions are shown inside the group in which they are included (e.g. using
+# @ingroup) instead of on a separate page (for HTML and Man pages) or
+# section (for LaTeX and RTF).
+
+INLINE_GROUPED_CLASSES = NO
+
+# When the INLINE_SIMPLE_STRUCTS tag is set to YES, structs, classes, and
+# unions with only public data fields will be shown inline in the documentation
+# of the scope in which they are defined (i.e. file, namespace, or group
+# documentation), provided this scope is documented. If set to NO (the default),
+# structs, classes, and unions are shown on a separate page (for HTML and Man
+# pages) or section (for LaTeX and RTF).
+
+INLINE_SIMPLE_STRUCTS  = YES
+
+# When TYPEDEF_HIDES_STRUCT is enabled, a typedef of a struct, union, or enum
+# is documented as struct, union, or enum with the name of the typedef. So
+# typedef struct TypeS {} TypeT, will appear in the documentation as a struct
+# with name TypeT. When disabled the typedef will appear as a member of a file,
+# namespace, or class. And the struct will be named TypeS. This can typically
+# be useful for C code in case the coding convention dictates that all compound
+# types are typedef'ed and only the typedef is referenced, never the tag name.
+
+TYPEDEF_HIDES_STRUCT   = YES
+
+# The SYMBOL_CACHE_SIZE determines the size of the internal cache use to
+# determine which symbols to keep in memory and which to flush to disk.
+# When the cache is full, less often used symbols will be written to disk.
+# For small to medium size projects (<1000 input files) the default value is
+# probably good enough. For larger projects a too small cache size can cause
+# doxygen to be busy swapping symbols to and from disk most of the time
+# causing a significant performance penalty.
+# If the system has enough physical memory increasing the cache will improve the
+# performance by keeping more symbols in memory. Note that the value works on
+# a logarithmic scale so increasing the size by one will roughly double the
+# memory usage. The cache size is given by this formula:
+# 2^(16+SYMBOL_CACHE_SIZE). The valid range is 0..9, the default is 0,
+# corresponding to a cache size of 2^16 = 65536 symbols.
+
+SYMBOL_CACHE_SIZE      = 0
+
+# Similar to the SYMBOL_CACHE_SIZE the size of the symbol lookup cache can be
+# set using LOOKUP_CACHE_SIZE. This cache is used to resolve symbols given
+# their name and scope. Since this can be an expensive process and often the
+# same symbol appear multiple times in the code, doxygen keeps a cache of
+# pre-resolved symbols. If the cache is too small doxygen will become slower.
+# If the cache is too large, memory is wasted. The cache size is given by this
+# formula: 2^(16+LOOKUP_CACHE_SIZE). The valid range is 0..9, the default is 0,
+# corresponding to a cache size of 2^16 = 65536 symbols.
+
+LOOKUP_CACHE_SIZE      = 0
+
+#---------------------------------------------------------------------------
+# Build related configuration options
+#---------------------------------------------------------------------------
+
+# If the EXTRACT_ALL tag is set to YES doxygen will assume all entities in
+# documentation are documented, even if no documentation was available.
+# Private class members and static file members will be hidden unless
+# the EXTRACT_PRIVATE and EXTRACT_STATIC tags are set to YES
+
+EXTRACT_ALL            = NO
+
+# If the EXTRACT_PRIVATE tag is set to YES all private members of a class
+# will be included in the documentation.
+
+EXTRACT_PRIVATE        = NO
+
+# If the EXTRACT_PACKAGE tag is set to YES all members with package or internal
+# scope will be included in the documentation.
+
+EXTRACT_PACKAGE        = NO
+
+# If the EXTRACT_STATIC tag is set to YES all static members of a file
+# will be included in the documentation.
+
+EXTRACT_STATIC         = NO
+
+# If the EXTRACT_LOCAL_CLASSES tag is set to YES classes (and structs)
+# defined locally in source files will be included in the documentation.
+# If set to NO only classes defined in header files are included.
+
+EXTRACT_LOCAL_CLASSES  = YES
+
+# This flag is only useful for Objective-C code. When set to YES local
+# methods, which are defined in the implementation section but not in
+# the interface are included in the documentation.
+# If set to NO (the default) only methods in the interface are included.
+
+EXTRACT_LOCAL_METHODS  = NO
+
+# If this flag is set to YES, the members of anonymous namespaces will be
+# extracted and appear in the documentation as a namespace called
+# 'anonymous_namespace{file}', where file will be replaced with the base
+# name of the file that contains the anonymous namespace. By default
+# anonymous namespaces are hidden.
+
+EXTRACT_ANON_NSPACES   = NO
+
+# If the HIDE_UNDOC_MEMBERS tag is set to YES, Doxygen will hide all
+# undocumented members of documented classes, files or namespaces.
+# If set to NO (the default) these members will be included in the
+# various overviews, but no documentation section is generated.
+# This option has no effect if EXTRACT_ALL is enabled.
+
+HIDE_UNDOC_MEMBERS     = NO
+
+# If the HIDE_UNDOC_CLASSES tag is set to YES, Doxygen will hide all
+# undocumented classes that are normally visible in the class hierarchy.
+# If set to NO (the default) these classes will be included in the various
+# overviews. This option has no effect if EXTRACT_ALL is enabled.
+
+HIDE_UNDOC_CLASSES     = NO
+
+# If the HIDE_FRIEND_COMPOUNDS tag is set to YES, Doxygen will hide all
+# friend (class|struct|union) declarations.
+# If set to NO (the default) these declarations will be included in the
+# documentation.
+
+HIDE_FRIEND_COMPOUNDS  = NO
+
+# If the HIDE_IN_BODY_DOCS tag is set to YES, Doxygen will hide any
+# documentation blocks found inside the body of a function.
+# If set to NO (the default) these blocks will be appended to the
+# function's detailed documentation block.
+
+HIDE_IN_BODY_DOCS      = NO
+
+# The INTERNAL_DOCS tag determines if documentation
+# that is typed after a \internal command is included. If the tag is set
+# to NO (the default) then the documentation will be excluded.
+# Set it to YES to include the internal documentation.
+
+INTERNAL_DOCS          = NO
+
+# If the CASE_SENSE_NAMES tag is set to NO then Doxygen will only generate
+# file names in lower-case letters. If set to YES upper-case letters are also
+# allowed. This is useful if you have classes or files whose names only differ
+# in case and if your file system supports case sensitive file names. Windows
+# and Mac users are advised to set this option to NO.
+
+CASE_SENSE_NAMES       = NO
+
+# If the HIDE_SCOPE_NAMES tag is set to NO (the default) then Doxygen
+# will show members with their full class and namespace scopes in the
+# documentation. If set to YES the scope will be hidden.
+
+HIDE_SCOPE_NAMES       = NO
+
+# If the SHOW_INCLUDE_FILES tag is set to YES (the default) then Doxygen
+# will put a list of the files that are included by a file in the documentation
+# of that file.
+
+SHOW_INCLUDE_FILES     = YES
+
+# If the FORCE_LOCAL_INCLUDES tag is set to YES then Doxygen
+# will list include files with double quotes in the documentation
+# rather than with sharp brackets.
+
+FORCE_LOCAL_INCLUDES   = NO
+
+# If the INLINE_INFO tag is set to YES (the default) then a tag [inline]
+# is inserted in the documentation for inline members.
+
+INLINE_INFO            = YES
+
+# If the SORT_MEMBER_DOCS tag is set to YES (the default) then doxygen
+# will sort the (detailed) documentation of file and class members
+# alphabetically by member name. If set to NO the members will appear in
+# declaration order.
+
+SORT_MEMBER_DOCS       = YES
+
+# If the SORT_BRIEF_DOCS tag is set to YES then doxygen will sort the
+# brief documentation of file, namespace and class members alphabetically
+# by member name. If set to NO (the default) the members will appear in
+# declaration order.
+
+SORT_BRIEF_DOCS        = NO
+
+# If the SORT_MEMBERS_CTORS_1ST tag is set to YES then doxygen
+# will sort the (brief and detailed) documentation of class members so that
+# constructors and destructors are listed first. If set to NO (the default)
+# the constructors will appear in the respective orders defined by
+# SORT_MEMBER_DOCS and SORT_BRIEF_DOCS.
+# This tag will be ignored for brief docs if SORT_BRIEF_DOCS is set to NO
+# and ignored for detailed docs if SORT_MEMBER_DOCS is set to NO.
+
+SORT_MEMBERS_CTORS_1ST = NO
+
+# If the SORT_GROUP_NAMES tag is set to YES then doxygen will sort the
+# hierarchy of group names into alphabetical order. If set to NO (the default)
+# the group names will appear in their defined order.
+
+SORT_GROUP_NAMES       = NO
+
+# If the SORT_BY_SCOPE_NAME tag is set to YES, the class list will be
+# sorted by fully-qualified names, including namespaces. If set to
+# NO (the default), the class list will be sorted only by class name,
+# not including the namespace part.
+# Note: This option is not very useful if HIDE_SCOPE_NAMES is set to YES.
+# Note: This option applies only to the class list, not to the
+# alphabetical list.
+
+SORT_BY_SCOPE_NAME     = NO
+
+# If the STRICT_PROTO_MATCHING option is enabled and doxygen fails to
+# do proper type resolution of all parameters of a function it will reject a
+# match between the prototype and the implementation of a member function even
+# if there is only one candidate or it is obvious which candidate to choose
+# by doing a simple string match. By disabling STRICT_PROTO_MATCHING doxygen
+# will still accept a match between prototype and implementation in such cases.
+
+STRICT_PROTO_MATCHING  = NO
+
+# The GENERATE_TODOLIST tag can be used to enable (YES) or
+# disable (NO) the todo list. This list is created by putting \todo
+# commands in the documentation.
+
+GENERATE_TODOLIST      = YES
+
+# The GENERATE_TESTLIST tag can be used to enable (YES) or
+# disable (NO) the test list. This list is created by putting \test
+# commands in the documentation.
+
+GENERATE_TESTLIST      = YES
+
+# The GENERATE_BUGLIST tag can be used to enable (YES) or
+# disable (NO) the bug list. This list is created by putting \bug
+# commands in the documentation.
+
+GENERATE_BUGLIST       = YES
+
+# The GENERATE_DEPRECATEDLIST tag can be used to enable (YES) or
+# disable (NO) the deprecated list. This list is created by putting
+# \deprecated commands in the documentation.
+
+GENERATE_DEPRECATEDLIST= YES
+
+# The ENABLED_SECTIONS tag can be used to enable conditional
+# documentation sections, marked by \if sectionname ... \endif.
+
+ENABLED_SECTIONS       =
+
+# The MAX_INITIALIZER_LINES tag determines the maximum number of lines
+# the initial value of a variable or macro consists of for it to appear in
+# the documentation. If the initializer consists of more lines than specified
+# here it will be hidden. Use a value of 0 to hide initializers completely.
+# The appearance of the initializer of individual variables and macros in the
+# documentation can be controlled using \showinitializer or \hideinitializer
+# command in the documentation regardless of this setting.
+
+MAX_INITIALIZER_LINES  = 30
+
+# Set the SHOW_USED_FILES tag to NO to disable the list of files generated
+# at the bottom of the documentation of classes and structs. If set to YES the
+# list will mention the files that were used to generate the documentation.
+
+SHOW_USED_FILES        = YES
+
+# Set the SHOW_FILES tag to NO to disable the generation of the Files page.
+# This will remove the Files entry from the Quick Index and from the
+# Folder Tree View (if specified). The default is YES.
+
+SHOW_FILES             = YES
+
+# Set the SHOW_NAMESPACES tag to NO to disable the generation of the
+# Namespaces page.
+# This will remove the Namespaces entry from the Quick Index
+# and from the Folder Tree View (if specified). The default is YES.
+
+SHOW_NAMESPACES        = YES
+
+# The FILE_VERSION_FILTER tag can be used to specify a program or script that
+# doxygen should invoke to get the current version for each file (typically from
+# the version control system). Doxygen will invoke the program by executing (via
+# popen()) the command <command> <input-file>, where <command> is the value of
+# the FILE_VERSION_FILTER tag, and <input-file> is the name of an input file
+# provided by doxygen. Whatever the program writes to standard output
+# is used as the file version. See the manual for examples.
+
+FILE_VERSION_FILTER    =
+
+# The LAYOUT_FILE tag can be used to specify a layout file which will be parsed
+# by doxygen. The layout file controls the global structure of the generated
+# output files in an output format independent way. To create the layout file
+# that represents doxygen's defaults, run doxygen with the -l option.
+# You can optionally specify a file name after the option, if omitted
+# DoxygenLayout.xml will be used as the name of the layout file.
+
+LAYOUT_FILE            =
+
+# The CITE_BIB_FILES tag can be used to specify one or more bib files
+# containing the references data. This must be a list of .bib files. The
+# .bib extension is automatically appended if omitted. Using this command
+# requires the bibtex tool to be installed. See also
+# http://en.wikipedia.org/wiki/BibTeX for more info. For LaTeX the style
+# of the bibliography can be controlled using LATEX_BIB_STYLE. To use this
+# feature you need bibtex and perl available in the search path.
+
+CITE_BIB_FILES         =
+
+#---------------------------------------------------------------------------
+# configuration options related to warning and progress messages
+#---------------------------------------------------------------------------
+
+# The QUIET tag can be used to turn on/off the messages that are generated
+# by doxygen. Possible values are YES and NO. If left blank NO is used.
+
+QUIET                  = NO
+
+# The WARNINGS tag can be used to turn on/off the warning messages that are
+# generated by doxygen. Possible values are YES and NO. If left blank
+# NO is used.
+
+WARNINGS               = YES
+
+# If WARN_IF_UNDOCUMENTED is set to YES, then doxygen will generate warnings
+# for undocumented members. If EXTRACT_ALL is set to YES then this flag will
+# automatically be disabled.
+
+WARN_IF_UNDOCUMENTED   = YES
+
+# If WARN_IF_DOC_ERROR is set to YES, doxygen will generate warnings for
+# potential errors in the documentation, such as not documenting some
+# parameters in a documented function, or documenting parameters that
+# don't exist or using markup commands wrongly.
+
+WARN_IF_DOC_ERROR      = YES
+
+# The WARN_NO_PARAMDOC option can be enabled to get warnings for
+# functions that are documented, but have no documentation for their parameters
+# or return value. If set to NO (the default) doxygen will only warn about
+# wrong or incomplete parameter documentation, but not about the absence of
+# documentation.
+
+WARN_NO_PARAMDOC       = NO
+
+# The WARN_FORMAT tag determines the format of the warning messages that
+# doxygen can produce. The string should contain the $file, $line, and $text
+# tags, which will be replaced by the file and line number from which the
+# warning originated and the warning text. Optionally the format may contain
+# $version, which will be replaced by the version of the file (if it could
+# be obtained via FILE_VERSION_FILTER)
+
+WARN_FORMAT            = "$file:$line: $text"
+
+# The WARN_LOGFILE tag can be used to specify a file to which warning
+# and error messages should be written. If left blank the output is written
+# to stderr.
+
+WARN_LOGFILE           =
+
+#---------------------------------------------------------------------------
+# configuration options related to the input files
+#---------------------------------------------------------------------------
+
+# The INPUT tag can be used to specify the files and/or directories that contain
+# documented source files. You may enter file names like "myfile.cpp" or
+# directories like "/usr/src/myproject". Separate the files or directories
+# with spaces.
+
+INPUT                  = include/bgfx.h
+
+# This tag can be used to specify the character encoding of the source files
+# that doxygen parses. Internally doxygen uses the UTF-8 encoding, which is
+# also the default input encoding. Doxygen uses libiconv (or the iconv built
+# into libc) for the transcoding. See http://www.gnu.org/software/libiconv for
+# the list of possible encodings.
+
+INPUT_ENCODING         = UTF-8
+
+# If the value of the INPUT tag contains directories, you can use the
+# FILE_PATTERNS tag to specify one or more wildcard pattern (like *.cpp
+# and *.h) to filter out the source-files in the directories. If left
+# blank the following patterns are tested:
+# *.c *.cc *.cxx *.cpp *.c++ *.d *.java *.ii *.ixx *.ipp *.i++ *.inl *.h *.hh
+# *.hxx *.hpp *.h++ *.idl *.odl *.cs *.php *.php3 *.inc *.m *.mm *.dox *.py
+# *.f90 *.f *.for *.vhd *.vhdl
+
+FILE_PATTERNS          =
+
+# The RECURSIVE tag can be used to turn specify whether or not subdirectories
+# should be searched for input files as well. Possible values are YES and NO.
+# If left blank NO is used.
+
+RECURSIVE              = NO
+
+# The EXCLUDE tag can be used to specify files and/or directories that should be
+# excluded from the INPUT source files. This way you can easily exclude a
+# subdirectory from a directory tree whose root is specified with the INPUT tag.
+# Note that relative paths are relative to the directory from which doxygen is
+# run.
+
+EXCLUDE                =
+
+# The EXCLUDE_SYMLINKS tag can be used to select whether or not files or
+# directories that are symbolic links (a Unix file system feature) are excluded
+# from the input.
+
+EXCLUDE_SYMLINKS       = NO
+
+# If the value of the INPUT tag contains directories, you can use the
+# EXCLUDE_PATTERNS tag to specify one or more wildcard patterns to exclude
+# certain files from those directories. Note that the wildcards are matched
+# against the file with absolute path, so to exclude all test directories
+# for example use the pattern */test/*
+
+EXCLUDE_PATTERNS       =
+
+# The EXCLUDE_SYMBOLS tag can be used to specify one or more symbol names
+# (namespaces, classes, functions, etc.) that should be excluded from the
+# output. The symbol name can be a fully qualified name, a word, or if the
+# wildcard * is used, a substring. Examples: ANamespace, AClass,
+# AClass::ANamespace, ANamespace::*Test
+
+EXCLUDE_SYMBOLS        =
+
+# The EXAMPLE_PATH tag can be used to specify one or more files or
+# directories that contain example code fragments that are included (see
+# the \include command).
+
+EXAMPLE_PATH           =
+
+# If the value of the EXAMPLE_PATH tag contains directories, you can use the
+# EXAMPLE_PATTERNS tag to specify one or more wildcard pattern (like *.cpp
+# and *.h) to filter out the source-files in the directories. If left
+# blank all files are included.
+
+EXAMPLE_PATTERNS       =
+
+# If the EXAMPLE_RECURSIVE tag is set to YES then subdirectories will be
+# searched for input files to be used with the \include or \dontinclude
+# commands irrespective of the value of the RECURSIVE tag.
+# Possible values are YES and NO. If left blank NO is used.
+
+EXAMPLE_RECURSIVE      = NO
+
+# The IMAGE_PATH tag can be used to specify one or more files or
+# directories that contain image that are included in the documentation (see
+# the \image command).
+
+IMAGE_PATH             =
+
+# The INPUT_FILTER tag can be used to specify a program that doxygen should
+# invoke to filter for each input file. Doxygen will invoke the filter program
+# by executing (via popen()) the command <filter> <input-file>, where <filter>
+# is the value of the INPUT_FILTER tag, and <input-file> is the name of an
+# input file. Doxygen will then use the output that the filter program writes
+# to standard output.
+# If FILTER_PATTERNS is specified, this tag will be
+# ignored.
+
+INPUT_FILTER           =
+
+# The FILTER_PATTERNS tag can be used to specify filters on a per file pattern
+# basis.
+# Doxygen will compare the file name with each pattern and apply the
+# filter if there is a match.
+# The filters are a list of the form:
+# pattern=filter (like *.cpp=my_cpp_filter). See INPUT_FILTER for further
+# info on how filters are used. If FILTER_PATTERNS is empty or if
+# non of the patterns match the file name, INPUT_FILTER is applied.
+
+FILTER_PATTERNS        =
+
+# If the FILTER_SOURCE_FILES tag is set to YES, the input filter (if set using
+# INPUT_FILTER) will be used to filter the input files when producing source
+# files to browse (i.e. when SOURCE_BROWSER is set to YES).
+
+FILTER_SOURCE_FILES    = NO
+
+# The FILTER_SOURCE_PATTERNS tag can be used to specify source filters per file
+# pattern. A pattern will override the setting for FILTER_PATTERN (if any)
+# and it is also possible to disable source filtering for a specific pattern
+# using *.ext= (so without naming a filter). This option only has effect when
+# FILTER_SOURCE_FILES is enabled.
+
+FILTER_SOURCE_PATTERNS =
+
+#---------------------------------------------------------------------------
+# configuration options related to source browsing
+#---------------------------------------------------------------------------
+
+# If the SOURCE_BROWSER tag is set to YES then a list of source files will
+# be generated. Documented entities will be cross-referenced with these sources.
+# Note: To get rid of all source code in the generated output, make sure also
+# VERBATIM_HEADERS is set to NO.
+
+SOURCE_BROWSER         = NO
+
+# Setting the INLINE_SOURCES tag to YES will include the body
+# of functions and classes directly in the documentation.
+
+INLINE_SOURCES         = NO
+
+# Setting the STRIP_CODE_COMMENTS tag to YES (the default) will instruct
+# doxygen to hide any special comment blocks from generated source code
+# fragments. Normal C, C++ and Fortran comments will always remain visible.
+
+STRIP_CODE_COMMENTS    = YES
+
+# If the REFERENCED_BY_RELATION tag is set to YES
+# then for each documented function all documented
+# functions referencing it will be listed.
+
+REFERENCED_BY_RELATION = NO
+
+# If the REFERENCES_RELATION tag is set to YES
+# then for each documented function all documented entities
+# called/used by that function will be listed.
+
+REFERENCES_RELATION    = NO
+
+# If the REFERENCES_LINK_SOURCE tag is set to YES (the default)
+# and SOURCE_BROWSER tag is set to YES, then the hyperlinks from
+# functions in REFERENCES_RELATION and REFERENCED_BY_RELATION lists will
+# link to the source code.
+# Otherwise they will link to the documentation.
+
+REFERENCES_LINK_SOURCE = YES
+
+# If the USE_HTAGS tag is set to YES then the references to source code
+# will point to the HTML generated by the htags(1) tool instead of doxygen
+# built-in source browser. The htags tool is part of GNU's global source
+# tagging system (see http://www.gnu.org/software/global/global.html). You
+# will need version 4.8.6 or higher.
+
+USE_HTAGS              = NO
+
+# If the VERBATIM_HEADERS tag is set to YES (the default) then Doxygen
+# will generate a verbatim copy of the header file for each class for
+# which an include is specified. Set to NO to disable this.
+
+VERBATIM_HEADERS       = YES
+
+#---------------------------------------------------------------------------
+# configuration options related to the alphabetical class index
+#---------------------------------------------------------------------------
+
+# If the ALPHABETICAL_INDEX tag is set to YES, an alphabetical index
+# of all compounds will be generated. Enable this if the project
+# contains a lot of classes, structs, unions or interfaces.
+
+ALPHABETICAL_INDEX     = YES
+
+# If the alphabetical index is enabled (see ALPHABETICAL_INDEX) then
+# the COLS_IN_ALPHA_INDEX tag can be used to specify the number of columns
+# in which this list will be split (can be a number in the range [1..20])
+
+COLS_IN_ALPHA_INDEX    = 5
+
+# In case all classes in a project start with a common prefix, all
+# classes will be put under the same header in the alphabetical index.
+# The IGNORE_PREFIX tag can be used to specify one or more prefixes that
+# should be ignored while generating the index headers.
+
+IGNORE_PREFIX          =
+
+#---------------------------------------------------------------------------
+# configuration options related to the HTML output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_HTML tag is set to YES (the default) Doxygen will
+# generate HTML output.
+
+GENERATE_HTML          = YES
+
+# The HTML_OUTPUT tag is used to specify where the HTML docs will be put.
+# If a relative path is entered the value of OUTPUT_DIRECTORY will be
+# put in front of it. If left blank `html' will be used as the default path.
+
+HTML_OUTPUT            = html
+
+# The HTML_FILE_EXTENSION tag can be used to specify the file extension for
+# each generated HTML page (for example: .htm,.php,.asp). If it is left blank
+# doxygen will generate files with .html extension.
+
+HTML_FILE_EXTENSION    = .html
+
+# The HTML_HEADER tag can be used to specify a personal HTML header for
+# each generated HTML page. If it is left blank doxygen will generate a
+# standard header. Note that when using a custom header you are responsible
+#  for the proper inclusion of any scripts and style sheets that doxygen
+# needs, which is dependent on the configuration options used.
+# It is advised to generate a default header using "doxygen -w html
+# header.html footer.html stylesheet.css YourConfigFile" and then modify
+# that header. Note that the header is subject to change so you typically
+# have to redo this when upgrading to a newer version of doxygen or when
+# changing the value of configuration settings such as GENERATE_TREEVIEW!
+
+HTML_HEADER            =
+
+# The HTML_FOOTER tag can be used to specify a personal HTML footer for
+# each generated HTML page. If it is left blank doxygen will generate a
+# standard footer.
+
+HTML_FOOTER            =
+
+# The HTML_STYLESHEET tag can be used to specify a user-defined cascading
+# style sheet that is used by each HTML page. It can be used to
+# fine-tune the look of the HTML output. If left blank doxygen will
+# generate a default style sheet. Note that it is recommended to use
+# HTML_EXTRA_STYLESHEET instead of this one, as it is more robust and this
+# tag will in the future become obsolete.
+
+HTML_STYLESHEET        =
+
+# The HTML_EXTRA_STYLESHEET tag can be used to specify an additional
+# user-defined cascading style sheet that is included after the standard
+# style sheets created by doxygen. Using this option one can overrule
+# certain style aspects. This is preferred over using HTML_STYLESHEET
+# since it does not replace the standard style sheet and is therefor more
+# robust against future updates. Doxygen will copy the style sheet file to
+# the output directory.
+
+HTML_EXTRA_STYLESHEET  =
+
+# The HTML_EXTRA_FILES tag can be used to specify one or more extra images or
+# other source files which should be copied to the HTML output directory. Note
+# that these files will be copied to the base HTML output directory. Use the
+# $relpath$ marker in the HTML_HEADER and/or HTML_FOOTER files to load these
+# files. In the HTML_STYLESHEET file, use the file name only. Also note that
+# the files will be copied as-is; there are no commands or markers available.
+
+HTML_EXTRA_FILES       =
+
+# The HTML_COLORSTYLE_HUE tag controls the color of the HTML output.
+# Doxygen will adjust the colors in the style sheet and background images
+# according to this color. Hue is specified as an angle on a colorwheel,
+# see http://en.wikipedia.org/wiki/Hue for more information.
+# For instance the value 0 represents red, 60 is yellow, 120 is green,
+# 180 is cyan, 240 is blue, 300 purple, and 360 is red again.
+# The allowed range is 0 to 359.
+
+HTML_COLORSTYLE_HUE    = 220
+
+# The HTML_COLORSTYLE_SAT tag controls the purity (or saturation) of
+# the colors in the HTML output. For a value of 0 the output will use
+# grayscales only. A value of 255 will produce the most vivid colors.
+
+HTML_COLORSTYLE_SAT    = 100
+
+# The HTML_COLORSTYLE_GAMMA tag controls the gamma correction applied to
+# the luminance component of the colors in the HTML output. Values below
+# 100 gradually make the output lighter, whereas values above 100 make
+# the output darker. The value divided by 100 is the actual gamma applied,
+# so 80 represents a gamma of 0.8, The value 220 represents a gamma of 2.2,
+# and 100 does not change the gamma.
+
+HTML_COLORSTYLE_GAMMA  = 80
+
+# If the HTML_TIMESTAMP tag is set to YES then the footer of each generated HTML
+# page will contain the date and time when the page was generated. Setting
+# this to NO can help when comparing the output of multiple runs.
+
+HTML_TIMESTAMP         = YES
+
+# If the HTML_DYNAMIC_SECTIONS tag is set to YES then the generated HTML
+# documentation will contain sections that can be hidden and shown after the
+# page has loaded.
+
+HTML_DYNAMIC_SECTIONS  = NO
+
+# With HTML_INDEX_NUM_ENTRIES one can control the preferred number of
+# entries shown in the various tree structured indices initially; the user
+# can expand and collapse entries dynamically later on. Doxygen will expand
+# the tree to such a level that at most the specified number of entries are
+# visible (unless a fully collapsed tree already exceeds this amount).
+# So setting the number of entries 1 will produce a full collapsed tree by
+# default. 0 is a special value representing an infinite number of entries
+# and will result in a full expanded tree by default.
+
+HTML_INDEX_NUM_ENTRIES = 100
+
+# If the GENERATE_DOCSET tag is set to YES, additional index files
+# will be generated that can be used as input for Apple's Xcode 3
+# integrated development environment, introduced with OSX 10.5 (Leopard).
+# To create a documentation set, doxygen will generate a Makefile in the
+# HTML output directory. Running make will produce the docset in that
+# directory and running "make install" will install the docset in
+# ~/Library/Developer/Shared/Documentation/DocSets so that Xcode will find
+# it at startup.
+# See http://developer.apple.com/tools/creatingdocsetswithdoxygen.html
+# for more information.
+
+GENERATE_DOCSET        = NO
+
+# When GENERATE_DOCSET tag is set to YES, this tag determines the name of the
+# feed. A documentation feed provides an umbrella under which multiple
+# documentation sets from a single provider (such as a company or product suite)
+# can be grouped.
+
+DOCSET_FEEDNAME        = "Doxygen generated docs"
+
+# When GENERATE_DOCSET tag is set to YES, this tag specifies a string that
+# should uniquely identify the documentation set bundle. This should be a
+# reverse domain-name style string, e.g. com.mycompany.MyDocSet. Doxygen
+# will append .docset to the name.
+
+DOCSET_BUNDLE_ID       = org.doxygen.Project
+
+# When GENERATE_PUBLISHER_ID tag specifies a string that should uniquely
+# identify the documentation publisher. This should be a reverse domain-name
+# style string, e.g. com.mycompany.MyDocSet.documentation.
+
+DOCSET_PUBLISHER_ID    = org.doxygen.Publisher
+
+# The GENERATE_PUBLISHER_NAME tag identifies the documentation publisher.
+
+DOCSET_PUBLISHER_NAME  = Publisher
+
+# If the GENERATE_HTMLHELP tag is set to YES, additional index files
+# will be generated that can be used as input for tools like the
+# Microsoft HTML help workshop to generate a compiled HTML help file (.chm)
+# of the generated HTML documentation.
+
+GENERATE_HTMLHELP      = NO
+
+# If the GENERATE_HTMLHELP tag is set to YES, the CHM_FILE tag can
+# be used to specify the file name of the resulting .chm file. You
+# can add a path in front of the file if the result should not be
+# written to the html output directory.
+
+CHM_FILE               =
+
+# If the GENERATE_HTMLHELP tag is set to YES, the HHC_LOCATION tag can
+# be used to specify the location (absolute path including file name) of
+# the HTML help compiler (hhc.exe). If non-empty doxygen will try to run
+# the HTML help compiler on the generated index.hhp.
+
+HHC_LOCATION           =
+
+# If the GENERATE_HTMLHELP tag is set to YES, the GENERATE_CHI flag
+# controls if a separate .chi index file is generated (YES) or that
+# it should be included in the master .chm file (NO).
+
+GENERATE_CHI           = NO
+
+# If the GENERATE_HTMLHELP tag is set to YES, the CHM_INDEX_ENCODING
+# is used to encode HtmlHelp index (hhk), content (hhc) and project file
+# content.
+
+CHM_INDEX_ENCODING     =
+
+# If the GENERATE_HTMLHELP tag is set to YES, the BINARY_TOC flag
+# controls whether a binary table of contents is generated (YES) or a
+# normal table of contents (NO) in the .chm file.
+
+BINARY_TOC             = NO
+
+# The TOC_EXPAND flag can be set to YES to add extra items for group members
+# to the contents of the HTML help documentation and to the tree view.
+
+TOC_EXPAND             = NO
+
+# If the GENERATE_QHP tag is set to YES and both QHP_NAMESPACE and
+# QHP_VIRTUAL_FOLDER are set, an additional index file will be generated
+# that can be used as input for Qt's qhelpgenerator to generate a
+# Qt Compressed Help (.qch) of the generated HTML documentation.
+
+GENERATE_QHP           = NO
+
+# If the QHG_LOCATION tag is specified, the QCH_FILE tag can
+# be used to specify the file name of the resulting .qch file.
+# The path specified is relative to the HTML output folder.
+
+QCH_FILE               =
+
+# The QHP_NAMESPACE tag specifies the namespace to use when generating
+# Qt Help Project output. For more information please see
+# http://doc.trolltech.com/qthelpproject.html#namespace
+
+QHP_NAMESPACE          = org.doxygen.Project
+
+# The QHP_VIRTUAL_FOLDER tag specifies the namespace to use when generating
+# Qt Help Project output. For more information please see
+# http://doc.trolltech.com/qthelpproject.html#virtual-folders
+
+QHP_VIRTUAL_FOLDER     = doc
+
+# If QHP_CUST_FILTER_NAME is set, it specifies the name of a custom filter to
+# add. For more information please see
+# http://doc.trolltech.com/qthelpproject.html#custom-filters
+
+QHP_CUST_FILTER_NAME   =
+
+# The QHP_CUST_FILT_ATTRS tag specifies the list of the attributes of the
+# custom filter to add. For more information please see
+# <a href="http://doc.trolltech.com/qthelpproject.html#custom-filters">
+# Qt Help Project / Custom Filters</a>.
+
+QHP_CUST_FILTER_ATTRS  =
+
+# The QHP_SECT_FILTER_ATTRS tag specifies the list of the attributes this
+# project's
+# filter section matches.
+# <a href="http://doc.trolltech.com/qthelpproject.html#filter-attributes">
+# Qt Help Project / Filter Attributes</a>.
+
+QHP_SECT_FILTER_ATTRS  =
+
+# If the GENERATE_QHP tag is set to YES, the QHG_LOCATION tag can
+# be used to specify the location of Qt's qhelpgenerator.
+# If non-empty doxygen will try to run qhelpgenerator on the generated
+# .qhp file.
+
+QHG_LOCATION           =
+
+# If the GENERATE_ECLIPSEHELP tag is set to YES, additional index files
+#  will be generated, which together with the HTML files, form an Eclipse help
+# plugin. To install this plugin and make it available under the help contents
+# menu in Eclipse, the contents of the directory containing the HTML and XML
+# files needs to be copied into the plugins directory of eclipse. The name of
+# the directory within the plugins directory should be the same as
+# the ECLIPSE_DOC_ID value. After copying Eclipse needs to be restarted before
+# the help appears.
+
+GENERATE_ECLIPSEHELP   = NO
+
+# A unique identifier for the eclipse help plugin. When installing the plugin
+# the directory name containing the HTML and XML files should also have
+# this name.
+
+ECLIPSE_DOC_ID         = org.doxygen.Project
+
+# The DISABLE_INDEX tag can be used to turn on/off the condensed index (tabs)
+# at top of each HTML page. The value NO (the default) enables the index and
+# the value YES disables it. Since the tabs have the same information as the
+# navigation tree you can set this option to NO if you already set
+# GENERATE_TREEVIEW to YES.
+
+DISABLE_INDEX          = NO
+
+# The GENERATE_TREEVIEW tag is used to specify whether a tree-like index
+# structure should be generated to display hierarchical information.
+# If the tag value is set to YES, a side panel will be generated
+# containing a tree-like index structure (just like the one that
+# is generated for HTML Help). For this to work a browser that supports
+# JavaScript, DHTML, CSS and frames is required (i.e. any modern browser).
+# Windows users are probably better off using the HTML help feature.
+# Since the tree basically has the same information as the tab index you
+# could consider to set DISABLE_INDEX to NO when enabling this option.
+
+GENERATE_TREEVIEW      = NO
+
+# The ENUM_VALUES_PER_LINE tag can be used to set the number of enum values
+# (range [0,1..20]) that doxygen will group on one line in the generated HTML
+# documentation. Note that a value of 0 will completely suppress the enum
+# values from appearing in the overview section.
+
+ENUM_VALUES_PER_LINE   = 4
+
+# If the treeview is enabled (see GENERATE_TREEVIEW) then this tag can be
+# used to set the initial width (in pixels) of the frame in which the tree
+# is shown.
+
+TREEVIEW_WIDTH         = 250
+
+# When the EXT_LINKS_IN_WINDOW option is set to YES doxygen will open
+# links to external symbols imported via tag files in a separate window.
+
+EXT_LINKS_IN_WINDOW    = NO
+
+# Use this tag to change the font size of Latex formulas included
+# as images in the HTML documentation. The default is 10. Note that
+# when you change the font size after a successful doxygen run you need
+# to manually remove any form_*.png images from the HTML output directory
+# to force them to be regenerated.
+
+FORMULA_FONTSIZE       = 10
+
+# Use the FORMULA_TRANPARENT tag to determine whether or not the images
+# generated for formulas are transparent PNGs. Transparent PNGs are
+# not supported properly for IE 6.0, but are supported on all modern browsers.
+# Note that when changing this option you need to delete any form_*.png files
+# in the HTML output before the changes have effect.
+
+FORMULA_TRANSPARENT    = YES
+
+# Enable the USE_MATHJAX option to render LaTeX formulas using MathJax
+# (see http://www.mathjax.org) which uses client side Javascript for the
+# rendering instead of using prerendered bitmaps. Use this if you do not
+# have LaTeX installed or if you want to formulas look prettier in the HTML
+# output. When enabled you may also need to install MathJax separately and
+# configure the path to it using the MATHJAX_RELPATH option.
+
+USE_MATHJAX            = NO
+
+# When MathJax is enabled you need to specify the location relative to the
+# HTML output directory using the MATHJAX_RELPATH option. The destination
+# directory should contain the MathJax.js script. For instance, if the mathjax
+# directory is located at the same level as the HTML output directory, then
+# MATHJAX_RELPATH should be ../mathjax. The default value points to
+# the MathJax Content Delivery Network so you can quickly see the result without
+# installing MathJax.
+# However, it is strongly recommended to install a local
+# copy of MathJax from http://www.mathjax.org before deployment.
+
+MATHJAX_RELPATH        = http://cdn.mathjax.org/mathjax/latest
+
+# The MATHJAX_EXTENSIONS tag can be used to specify one or MathJax extension
+# names that should be enabled during MathJax rendering.
+
+MATHJAX_EXTENSIONS     =
+
+# When the SEARCHENGINE tag is enabled doxygen will generate a search box
+# for the HTML output. The underlying search engine uses javascript
+# and DHTML and should work on any modern browser. Note that when using
+# HTML help (GENERATE_HTMLHELP), Qt help (GENERATE_QHP), or docsets
+# (GENERATE_DOCSET) there is already a search function so this one should
+# typically be disabled. For large projects the javascript based search engine
+# can be slow, then enabling SERVER_BASED_SEARCH may provide a better solution.
+
+SEARCHENGINE           = YES
+
+# When the SERVER_BASED_SEARCH tag is enabled the search engine will be
+# implemented using a PHP enabled web server instead of at the web client
+# using Javascript. Doxygen will generate the search PHP script and index
+# file to put on the web server. The advantage of the server
+# based approach is that it scales better to large projects and allows
+# full text search. The disadvantages are that it is more difficult to setup
+# and does not have live searching capabilities.
+
+SERVER_BASED_SEARCH    = NO
+
+#---------------------------------------------------------------------------
+# configuration options related to the LaTeX output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_LATEX tag is set to YES (the default) Doxygen will
+# generate Latex output.
+
+GENERATE_LATEX         = YES
+
+# The LATEX_OUTPUT tag is used to specify where the LaTeX docs will be put.
+# If a relative path is entered the value of OUTPUT_DIRECTORY will be
+# put in front of it. If left blank `latex' will be used as the default path.
+
+LATEX_OUTPUT           = latex
+
+# The LATEX_CMD_NAME tag can be used to specify the LaTeX command name to be
+# invoked. If left blank `latex' will be used as the default command name.
+# Note that when enabling USE_PDFLATEX this option is only used for
+# generating bitmaps for formulas in the HTML output, but not in the
+# Makefile that is written to the output directory.
+
+LATEX_CMD_NAME         = latex
+
+# The MAKEINDEX_CMD_NAME tag can be used to specify the command name to
+# generate index for LaTeX. If left blank `makeindex' will be used as the
+# default command name.
+
+MAKEINDEX_CMD_NAME     = makeindex
+
+# If the COMPACT_LATEX tag is set to YES Doxygen generates more compact
+# LaTeX documents. This may be useful for small projects and may help to
+# save some trees in general.
+
+COMPACT_LATEX          = NO
+
+# The PAPER_TYPE tag can be used to set the paper type that is used
+# by the printer. Possible values are: a4, letter, legal and
+# executive. If left blank a4wide will be used.
+
+PAPER_TYPE             = a4
+
+# The EXTRA_PACKAGES tag can be to specify one or more names of LaTeX
+# packages that should be included in the LaTeX output.
+
+EXTRA_PACKAGES         =
+
+# The LATEX_HEADER tag can be used to specify a personal LaTeX header for
+# the generated latex document. The header should contain everything until
+# the first chapter. If it is left blank doxygen will generate a
+# standard header. Notice: only use this tag if you know what you are doing!
+
+LATEX_HEADER           =
+
+# The LATEX_FOOTER tag can be used to specify a personal LaTeX footer for
+# the generated latex document. The footer should contain everything after
+# the last chapter. If it is left blank doxygen will generate a
+# standard footer. Notice: only use this tag if you know what you are doing!
+
+LATEX_FOOTER           =
+
+# If the PDF_HYPERLINKS tag is set to YES, the LaTeX that is generated
+# is prepared for conversion to pdf (using ps2pdf). The pdf file will
+# contain links (just like the HTML output) instead of page references
+# This makes the output suitable for online browsing using a pdf viewer.
+
+PDF_HYPERLINKS         = YES
+
+# If the USE_PDFLATEX tag is set to YES, pdflatex will be used instead of
+# plain latex in the generated Makefile. Set this option to YES to get a
+# higher quality PDF documentation.
+
+USE_PDFLATEX           = YES
+
+# If the LATEX_BATCHMODE tag is set to YES, doxygen will add the \\batchmode.
+# command to the generated LaTeX files. This will instruct LaTeX to keep
+# running if errors occur, instead of asking the user for help.
+# This option is also used when generating formulas in HTML.
+
+LATEX_BATCHMODE        = NO
+
+# If LATEX_HIDE_INDICES is set to YES then doxygen will not
+# include the index chapters (such as File Index, Compound Index, etc.)
+# in the output.
+
+LATEX_HIDE_INDICES     = NO
+
+# If LATEX_SOURCE_CODE is set to YES then doxygen will include
+# source code with syntax highlighting in the LaTeX output.
+# Note that which sources are shown also depends on other settings
+# such as SOURCE_BROWSER.
+
+LATEX_SOURCE_CODE      = NO
+
+# The LATEX_BIB_STYLE tag can be used to specify the style to use for the
+# bibliography, e.g. plainnat, or ieeetr. The default style is "plain". See
+# http://en.wikipedia.org/wiki/BibTeX for more info.
+
+LATEX_BIB_STYLE        = plain
+
+#---------------------------------------------------------------------------
+# configuration options related to the RTF output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_RTF tag is set to YES Doxygen will generate RTF output
+# The RTF output is optimized for Word 97 and may not look very pretty with
+# other RTF readers or editors.
+
+GENERATE_RTF           = NO
+
+# The RTF_OUTPUT tag is used to specify where the RTF docs will be put.
+# If a relative path is entered the value of OUTPUT_DIRECTORY will be
+# put in front of it. If left blank `rtf' will be used as the default path.
+
+RTF_OUTPUT             = rtf
+
+# If the COMPACT_RTF tag is set to YES Doxygen generates more compact
+# RTF documents. This may be useful for small projects and may help to
+# save some trees in general.
+
+COMPACT_RTF            = NO
+
+# If the RTF_HYPERLINKS tag is set to YES, the RTF that is generated
+# will contain hyperlink fields. The RTF file will
+# contain links (just like the HTML output) instead of page references.
+# This makes the output suitable for online browsing using WORD or other
+# programs which support those fields.
+# Note: wordpad (write) and others do not support links.
+
+RTF_HYPERLINKS         = NO
+
+# Load style sheet definitions from file. Syntax is similar to doxygen's
+# config file, i.e. a series of assignments. You only have to provide
+# replacements, missing definitions are set to their default value.
+
+RTF_STYLESHEET_FILE    =
+
+# Set optional variables used in the generation of an rtf document.
+# Syntax is similar to doxygen's config file.
+
+RTF_EXTENSIONS_FILE    =
+
+#---------------------------------------------------------------------------
+# configuration options related to the man page output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_MAN tag is set to YES (the default) Doxygen will
+# generate man pages
+
+GENERATE_MAN           = NO
+
+# The MAN_OUTPUT tag is used to specify where the man pages will be put.
+# If a relative path is entered the value of OUTPUT_DIRECTORY will be
+# put in front of it. If left blank `man' will be used as the default path.
+
+MAN_OUTPUT             = man
+
+# The MAN_EXTENSION tag determines the extension that is added to
+# the generated man pages (default is the subroutine's section .3)
+
+MAN_EXTENSION          = .3
+
+# If the MAN_LINKS tag is set to YES and Doxygen generates man output,
+# then it will generate one additional man file for each entity
+# documented in the real man page(s). These additional files
+# only source the real man page, but without them the man command
+# would be unable to find the correct page. The default is NO.
+
+MAN_LINKS              = NO
+
+#---------------------------------------------------------------------------
+# configuration options related to the XML output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_XML tag is set to YES Doxygen will
+# generate an XML file that captures the structure of
+# the code including all documentation.
+
+GENERATE_XML           = NO
+
+# The XML_OUTPUT tag is used to specify where the XML pages will be put.
+# If a relative path is entered the value of OUTPUT_DIRECTORY will be
+# put in front of it. If left blank `xml' will be used as the default path.
+
+XML_OUTPUT             = xml
+
+# The XML_SCHEMA tag can be used to specify an XML schema,
+# which can be used by a validating XML parser to check the
+# syntax of the XML files.
+
+XML_SCHEMA             =
+
+# The XML_DTD tag can be used to specify an XML DTD,
+# which can be used by a validating XML parser to check the
+# syntax of the XML files.
+
+XML_DTD                =
+
+# If the XML_PROGRAMLISTING tag is set to YES Doxygen will
+# dump the program listings (including syntax highlighting
+# and cross-referencing information) to the XML output. Note that
+# enabling this will significantly increase the size of the XML output.
+
+XML_PROGRAMLISTING     = YES
+
+#---------------------------------------------------------------------------
+# configuration options for the AutoGen Definitions output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_AUTOGEN_DEF tag is set to YES Doxygen will
+# generate an AutoGen Definitions (see autogen.sf.net) file
+# that captures the structure of the code including all
+# documentation. Note that this feature is still experimental
+# and incomplete at the moment.
+
+GENERATE_AUTOGEN_DEF   = NO
+
+#---------------------------------------------------------------------------
+# configuration options related to the Perl module output
+#---------------------------------------------------------------------------
+
+# If the GENERATE_PERLMOD tag is set to YES Doxygen will
+# generate a Perl module file that captures the structure of
+# the code including all documentation. Note that this
+# feature is still experimental and incomplete at the
+# moment.
+
+GENERATE_PERLMOD       = NO
+
+# If the PERLMOD_LATEX tag is set to YES Doxygen will generate
+# the necessary Makefile rules, Perl scripts and LaTeX code to be able
+# to generate PDF and DVI output from the Perl module output.
+
+PERLMOD_LATEX          = NO
+
+# If the PERLMOD_PRETTY tag is set to YES the Perl module output will be
+# nicely formatted so it can be parsed by a human reader.
+# This is useful
+# if you want to understand what is going on.
+# On the other hand, if this
+# tag is set to NO the size of the Perl module output will be much smaller
+# and Perl will parse it just the same.
+
+PERLMOD_PRETTY         = YES
+
+# The names of the make variables in the generated doxyrules.make file
+# are prefixed with the string contained in PERLMOD_MAKEVAR_PREFIX.
+# This is useful so different doxyrules.make files included by the same
+# Makefile don't overwrite each other's variables.
+
+PERLMOD_MAKEVAR_PREFIX =
+
+#---------------------------------------------------------------------------
+# Configuration options related to the preprocessor
+#---------------------------------------------------------------------------
+
+# If the ENABLE_PREPROCESSING tag is set to YES (the default) Doxygen will
+# evaluate all C-preprocessor directives found in the sources and include
+# files.
+
+ENABLE_PREPROCESSING   = YES
+
+# If the MACRO_EXPANSION tag is set to YES Doxygen will expand all macro
+# names in the source code. If set to NO (the default) only conditional
+# compilation will be performed. Macro expansion can be done in a controlled
+# way by setting EXPAND_ONLY_PREDEF to YES.
+
+MACRO_EXPANSION        = NO
+
+# If the EXPAND_ONLY_PREDEF and MACRO_EXPANSION tags are both set to YES
+# then the macro expansion is limited to the macros specified with the
+# PREDEFINED and EXPAND_AS_DEFINED tags.
+
+EXPAND_ONLY_PREDEF     = NO
+
+# If the SEARCH_INCLUDES tag is set to YES (the default) the includes files
+# pointed to by INCLUDE_PATH will be searched when a #include is found.
+
+SEARCH_INCLUDES        = YES
+
+# The INCLUDE_PATH tag can be used to specify one or more directories that
+# contain include files that are not input files but should be processed by
+# the preprocessor.
+
+INCLUDE_PATH           =
+
+# You can use the INCLUDE_FILE_PATTERNS tag to specify one or more wildcard
+# patterns (like *.h and *.hpp) to filter out the header-files in the
+# directories. If left blank, the patterns specified with FILE_PATTERNS will
+# be used.
+
+INCLUDE_FILE_PATTERNS  =
+
+# The PREDEFINED tag can be used to specify one or more macro names that
+# are defined before the preprocessor is started (similar to the -D option of
+# gcc). The argument of the tag is a list of macros of the form: name
+# or name=definition (no spaces). If the definition and the = are
+# omitted =1 is assumed. To prevent a macro definition from being
+# undefined via #undef or recursively expanded use the := operator
+# instead of the = operator.
+
+PREDEFINED             =
+
+# If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then
+# this tag can be used to specify a list of macro names that should be expanded.
+# The macro definition that is found in the sources will be used.
+# Use the PREDEFINED tag if you want to use a different macro definition that
+# overrules the definition found in the source code.
+
+EXPAND_AS_DEFINED      =
+
+# If the SKIP_FUNCTION_MACROS tag is set to YES (the default) then
+# doxygen's preprocessor will remove all references to function-like macros
+# that are alone on a line, have an all uppercase name, and do not end with a
+# semicolon, because these will confuse the parser if not removed.
+
+SKIP_FUNCTION_MACROS   = YES
+
+#---------------------------------------------------------------------------
+# Configuration::additions related to external references
+#---------------------------------------------------------------------------
+
+# The TAGFILES option can be used to specify one or more tagfiles. For each
+# tag file the location of the external documentation should be added. The
+# format of a tag file without this location is as follows:
+#
+# TAGFILES = file1 file2 ...
+# Adding location for the tag files is done as follows:
+#
+# TAGFILES = file1=loc1 "file2 = loc2" ...
+# where "loc1" and "loc2" can be relative or absolute paths
+# or URLs. Note that each tag file must have a unique name (where the name does
+# NOT include the path). If a tag file is not located in the directory in which
+# doxygen is run, you must also specify the path to the tagfile here.
+
+TAGFILES               =
+
+# When a file name is specified after GENERATE_TAGFILE, doxygen will create
+# a tag file that is based on the input files it reads.
+
+GENERATE_TAGFILE       =
+
+# If the ALLEXTERNALS tag is set to YES all external classes will be listed
+# in the class index. If set to NO only the inherited external classes
+# will be listed.
+
+ALLEXTERNALS           = NO
+
+# If the EXTERNAL_GROUPS tag is set to YES all external groups will be listed
+# in the modules index. If set to NO, only the current project's groups will
+# be listed.
+
+EXTERNAL_GROUPS        = YES
+
+# The PERL_PATH should be the absolute path and name of the perl script
+# interpreter (i.e. the result of `which perl').
+
+PERL_PATH              = /usr/bin/perl
+
+#---------------------------------------------------------------------------
+# Configuration options related to the dot tool
+#---------------------------------------------------------------------------
+
+# If the CLASS_DIAGRAMS tag is set to YES (the default) Doxygen will
+# generate a inheritance diagram (in HTML, RTF and LaTeX) for classes with base
+# or super classes. Setting the tag to NO turns the diagrams off. Note that
+# this option also works with HAVE_DOT disabled, but it is recommended to
+# install and use dot, since it yields more powerful graphs.
+
+CLASS_DIAGRAMS         = YES
+
+# You can define message sequence charts within doxygen comments using the \msc
+# command. Doxygen will then run the mscgen tool (see
+# http://www.mcternan.me.uk/mscgen/) to produce the chart and insert it in the
+# documentation. The MSCGEN_PATH tag allows you to specify the directory where
+# the mscgen tool resides. If left empty the tool is assumed to be found in the
+# default search path.
+
+MSCGEN_PATH            =
+
+# If set to YES, the inheritance and collaboration graphs will hide
+# inheritance and usage relations if the target is undocumented
+# or is not a class.
+
+HIDE_UNDOC_RELATIONS   = YES
+
+# If you set the HAVE_DOT tag to YES then doxygen will assume the dot tool is
+# available from the path. This tool is part of Graphviz, a graph visualization
+# toolkit from AT&T and Lucent Bell Labs. The other options in this section
+# have no effect if this option is set to NO (the default)
+
+HAVE_DOT               = NO
+
+# The DOT_NUM_THREADS specifies the number of dot invocations doxygen is
+# allowed to run in parallel. When set to 0 (the default) doxygen will
+# base this on the number of processors available in the system. You can set it
+# explicitly to a value larger than 0 to get control over the balance
+# between CPU load and processing speed.
+
+DOT_NUM_THREADS        = 0
+
+# By default doxygen will use the Helvetica font for all dot files that
+# doxygen generates. When you want a differently looking font you can specify
+# the font name using DOT_FONTNAME. You need to make sure dot is able to find
+# the font, which can be done by putting it in a standard location or by setting
+# the DOTFONTPATH environment variable or by setting DOT_FONTPATH to the
+# directory containing the font.
+
+DOT_FONTNAME           = Helvetica
+
+# The DOT_FONTSIZE tag can be used to set the size of the font of dot graphs.
+# The default size is 10pt.
+
+DOT_FONTSIZE           = 10
+
+# By default doxygen will tell dot to use the Helvetica font.
+# If you specify a different font using DOT_FONTNAME you can use DOT_FONTPATH to
+# set the path where dot can find it.
+
+DOT_FONTPATH           =
+
+# If the CLASS_GRAPH and HAVE_DOT tags are set to YES then doxygen
+# will generate a graph for each documented class showing the direct and
+# indirect inheritance relations. Setting this tag to YES will force the
+# CLASS_DIAGRAMS tag to NO.
+
+CLASS_GRAPH            = YES
+
+# If the COLLABORATION_GRAPH and HAVE_DOT tags are set to YES then doxygen
+# will generate a graph for each documented class showing the direct and
+# indirect implementation dependencies (inheritance, containment, and
+# class references variables) of the class with other documented classes.
+
+COLLABORATION_GRAPH    = YES
+
+# If the GROUP_GRAPHS and HAVE_DOT tags are set to YES then doxygen
+# will generate a graph for groups, showing the direct groups dependencies
+
+GROUP_GRAPHS           = YES
+
+# If the UML_LOOK tag is set to YES doxygen will generate inheritance and
+# collaboration diagrams in a style similar to the OMG's Unified Modeling
+# Language.
+
+UML_LOOK               = NO
+
+# If the UML_LOOK tag is enabled, the fields and methods are shown inside
+# the class node. If there are many fields or methods and many nodes the
+# graph may become too big to be useful. The UML_LIMIT_NUM_FIELDS
+# threshold limits the number of items for each type to make the size more
+# managable. Set this to 0 for no limit. Note that the threshold may be
+# exceeded by 50% before the limit is enforced.
+
+UML_LIMIT_NUM_FIELDS   = 10
+
+# If set to YES, the inheritance and collaboration graphs will show the
+# relations between templates and their instances.
+
+TEMPLATE_RELATIONS     = NO
+
+# If the ENABLE_PREPROCESSING, SEARCH_INCLUDES, INCLUDE_GRAPH, and HAVE_DOT
+# tags are set to YES then doxygen will generate a graph for each documented
+# file showing the direct and indirect include dependencies of the file with
+# other documented files.
+
+INCLUDE_GRAPH          = YES
+
+# If the ENABLE_PREPROCESSING, SEARCH_INCLUDES, INCLUDED_BY_GRAPH, and
+# HAVE_DOT tags are set to YES then doxygen will generate a graph for each
+# documented header file showing the documented files that directly or
+# indirectly include this file.
+
+INCLUDED_BY_GRAPH      = YES
+
+# If the CALL_GRAPH and HAVE_DOT options are set to YES then
+# doxygen will generate a call dependency graph for every global function
+# or class method. Note that enabling this option will significantly increase
+# the time of a run. So in most cases it will be better to enable call graphs
+# for selected functions only using the \callgraph command.
+
+CALL_GRAPH             = NO
+
+# If the CALLER_GRAPH and HAVE_DOT tags are set to YES then
+# doxygen will generate a caller dependency graph for every global function
+# or class method. Note that enabling this option will significantly increase
+# the time of a run. So in most cases it will be better to enable caller
+# graphs for selected functions only using the \callergraph command.
+
+CALLER_GRAPH           = NO
+
+# If the GRAPHICAL_HIERARCHY and HAVE_DOT tags are set to YES then doxygen
+# will generate a graphical hierarchy of all classes instead of a textual one.
+
+GRAPHICAL_HIERARCHY    = YES
+
+# If the DIRECTORY_GRAPH and HAVE_DOT tags are set to YES
+# then doxygen will show the dependencies a directory has on other directories
+# in a graphical way. The dependency relations are determined by the #include
+# relations between the files in the directories.
+
+DIRECTORY_GRAPH        = YES
+
+# The DOT_IMAGE_FORMAT tag can be used to set the image format of the images
+# generated by dot. Possible values are svg, png, jpg, or gif.
+# If left blank png will be used. If you choose svg you need to set
+# HTML_FILE_EXTENSION to xhtml in order to make the SVG files
+# visible in IE 9+ (other browsers do not have this requirement).
+
+DOT_IMAGE_FORMAT       = png
+
+# If DOT_IMAGE_FORMAT is set to svg, then this option can be set to YES to
+# enable generation of interactive SVG images that allow zooming and panning.
+# Note that this requires a modern browser other than Internet Explorer.
+# Tested and working are Firefox, Chrome, Safari, and Opera. For IE 9+ you
+# need to set HTML_FILE_EXTENSION to xhtml in order to make the SVG files
+# visible. Older versions of IE do not have SVG support.
+
+INTERACTIVE_SVG        = NO
+
+# The tag DOT_PATH can be used to specify the path where the dot tool can be
+# found. If left blank, it is assumed the dot tool can be found in the path.
+
+DOT_PATH               =
+
+# The DOTFILE_DIRS tag can be used to specify one or more directories that
+# contain dot files that are included in the documentation (see the
+# \dotfile command).
+
+DOTFILE_DIRS           =
+
+# The MSCFILE_DIRS tag can be used to specify one or more directories that
+# contain msc files that are included in the documentation (see the
+# \mscfile command).
+
+MSCFILE_DIRS           =
+
+# The DOT_GRAPH_MAX_NODES tag can be used to set the maximum number of
+# nodes that will be shown in the graph. If the number of nodes in a graph
+# becomes larger than this value, doxygen will truncate the graph, which is
+# visualized by representing a node as a red box. Note that doxygen if the
+# number of direct children of the root node in a graph is already larger than
+# DOT_GRAPH_MAX_NODES then the graph will not be shown at all. Also note
+# that the size of a graph can be further restricted by MAX_DOT_GRAPH_DEPTH.
+
+DOT_GRAPH_MAX_NODES    = 50
+
+# The MAX_DOT_GRAPH_DEPTH tag can be used to set the maximum depth of the
+# graphs generated by dot. A depth value of 3 means that only nodes reachable
+# from the root by following a path via at most 3 edges will be shown. Nodes
+# that lay further from the root node will be omitted. Note that setting this
+# option to 1 or 2 may greatly reduce the computation time needed for large
+# code bases. Also note that the size of a graph can be further restricted by
+# DOT_GRAPH_MAX_NODES. Using a depth of 0 means no depth restriction.
+
+MAX_DOT_GRAPH_DEPTH    = 0
+
+# Set the DOT_TRANSPARENT tag to YES to generate images with a transparent
+# background. This is disabled by default, because dot on Windows does not
+# seem to support this out of the box. Warning: Depending on the platform used,
+# enabling this option may lead to badly anti-aliased labels on the edges of
+# a graph (i.e. they become hard to read).
+
+DOT_TRANSPARENT        = NO
+
+# Set the DOT_MULTI_TARGETS tag to YES allow dot to generate multiple output
+# files in one run (i.e. multiple -o and -T options on the command line). This
+# makes dot run faster, but since only newer versions of dot (>1.8.10)
+# support this, this feature is disabled by default.
+
+DOT_MULTI_TARGETS      = NO
+
+# If the GENERATE_LEGEND tag is set to YES (the default) Doxygen will
+# generate a legend page explaining the meaning of the various boxes and
+# arrows in the dot generated graphs.
+
+GENERATE_LEGEND        = YES
+
+# If the DOT_CLEANUP tag is set to YES (the default) Doxygen will
+# remove the intermediate dot files that are used to generate
+# the various graphs.
+
+DOT_CLEANUP            = YES

+ 19 - 10
src/bgfx.cpp

@@ -513,7 +513,7 @@ namespace bgfx
 #elif BGFX_CONFIG_RENDERER_OPENGLES3
 		return RendererType::OpenGLES3;
 #else
-		return RendererType::Null;
+		return RendererType::Count;
 #endif // BGFX_CONFIG_RENDERER_
 	}
 
@@ -927,9 +927,10 @@ namespace bgfx
 		return s_ctx.m_submit->checkAvailTransientIndexBuffer(_num);
 	}
 
-	const TransientIndexBuffer* allocTransientIndexBuffer(uint16_t _num)
+	void allocTransientIndexBuffer(TransientIndexBuffer* _tib, uint16_t _num)
 	{
-		return s_ctx.allocTransientIndexBuffer(_num);
+		BX_CHECK(NULL != _tib, "_tib can't be NULL");
+		return s_ctx.allocTransientIndexBuffer(_tib, _num);
 	}
 
 	bool checkAvailTransientVertexBuffer(uint16_t _num, const VertexDecl& _decl)
@@ -937,9 +938,10 @@ namespace bgfx
 		return s_ctx.m_submit->checkAvailTransientVertexBuffer(_num, _decl.m_stride);
 	}
 
-	const TransientVertexBuffer* allocTransientVertexBuffer(uint16_t _num, const VertexDecl& _decl)
+	void allocTransientVertexBuffer(TransientVertexBuffer* _tvb, uint16_t _num, const VertexDecl& _decl)
 	{
-		return s_ctx.allocTransientVertexBuffer(_num, _decl);
+		BX_CHECK(NULL != _tvb, "_tvb can't be NULL");
+		return s_ctx.allocTransientVertexBuffer(_tvb, _num, _decl);
 	}
 
 	const InstanceDataBuffer* allocInstanceDataBuffer(uint16_t _num, uint16_t _stride)
@@ -1177,6 +1179,11 @@ namespace bgfx
 		s_ctx.m_submit->setState(_state);
 	}
 
+	void setStencil(uint32_t _fstencil, uint32_t _bstencil)
+	{
+		s_ctx.m_submit->setStencil(_fstencil, _bstencil);
+	}
+
 	uint32_t setTransform(const void* _mtx, uint16_t _num)
 	{
 		return s_ctx.m_submit->setTransform(_mtx, _num);
@@ -1217,10 +1224,11 @@ namespace bgfx
 		s_ctx.m_submit->setIndexBuffer(s_ctx.m_dynamicIndexBuffers[_handle.idx].m_handle, BGFX_DRAW_WHOLE_INDEX_BUFFER, 0);
 	}
 
-	void setIndexBuffer(const TransientIndexBuffer* _ib, uint32_t _numIndices)
+	void setIndexBuffer(const TransientIndexBuffer* _tib, uint32_t _numIndices)
 	{
-		uint32_t numIndices = uint32_min(_numIndices, _ib->size/2);
-		s_ctx.m_submit->setIndexBuffer(_ib, numIndices);
+		BX_CHECK(NULL != _tib, "_tib can't be NULL");
+		uint32_t numIndices = uint32_min(_numIndices, _tib->size/2);
+		s_ctx.m_submit->setIndexBuffer(_tib, numIndices);
 	}
 
 	void setVertexBuffer(VertexBufferHandle _handle, uint32_t _numVertices)
@@ -1233,9 +1241,10 @@ namespace bgfx
 		s_ctx.m_submit->setVertexBuffer(s_ctx.m_dynamicVertexBuffers[_handle.idx], _numVertices);
 	}
 
-	void setVertexBuffer(const TransientVertexBuffer* _vb, uint32_t _numVertices)
+	void setVertexBuffer(const TransientVertexBuffer* _tvb, uint32_t _numVertices)
 	{
-		s_ctx.m_submit->setVertexBuffer(_vb, _numVertices);
+		BX_CHECK(NULL != _tvb, "_tvb can't be NULL");
+		s_ctx.m_submit->setVertexBuffer(_tvb, _numVertices);
 	}
 
 	void setInstanceDataBuffer(const InstanceDataBuffer* _idb, uint16_t _num)

+ 42 - 40
src/bgfx_p.h

@@ -257,6 +257,16 @@ namespace bgfx
 		return un.ui;
 	}
 
+	inline uint64_t packStencil(uint32_t _fstencil, uint32_t _bstencil)
+	{
+		return (uint64_t(_bstencil)<<32)|uint64_t(_fstencil);
+	}
+
+	inline uint32_t unpackStencil(uint8_t _0or1, uint64_t _stencil)
+	{
+		return uint32_t( (_stencil >> (32*_0or1) ) );
+	}
+
 	void dump(const VertexDecl& _decl);
 
 	struct TextVideoMem
@@ -911,6 +921,7 @@ namespace bgfx
 		{
 			m_constBegin = m_constEnd;
 			m_flags = BGFX_STATE_DEFAULT;
+			m_stencil = packStencil(BGFX_STENCIL_DEFAULT, BGFX_STENCIL_DEFAULT);
 			m_matrix = 0;
 			m_startIndex = BGFX_DRAW_WHOLE_INDEX_BUFFER;
 			m_numIndices = 0;
@@ -933,6 +944,7 @@ namespace bgfx
 		}
 
 		uint64_t m_flags;
+		uint64_t m_stencil;
 		uint32_t m_constBegin;
 		uint32_t m_constEnd;
 		uint32_t m_matrix;
@@ -1086,6 +1098,11 @@ namespace bgfx
 			m_state.m_flags = _state;
 		}
 
+		void setStencil(uint32_t _fstencil, uint32_t _bstencil)
+		{
+			m_state.m_stencil = packStencil(_fstencil, _bstencil);
+		}
+
 		uint32_t setTransform(const void* _mtx, uint16_t _num)
 		{
 			m_state.m_matrix = m_matrixCache.add(_mtx, _num);
@@ -1107,13 +1124,12 @@ namespace bgfx
 			m_state.m_indexBuffer = _handle;
 		}
 
-		void setIndexBuffer(const TransientIndexBuffer* _ib, uint32_t _numIndices)
+		void setIndexBuffer(const TransientIndexBuffer* _tib, uint32_t _numIndices)
 		{
-			m_state.m_indexBuffer = _ib->handle;
-			m_state.m_startIndex = _ib->startIndex;
+			m_state.m_indexBuffer = _tib->handle;
+			m_state.m_startIndex = _tib->startIndex;
 			m_state.m_numIndices = _numIndices;
 			m_discard = 0 == _numIndices;
-			g_free(const_cast<TransientIndexBuffer*>(_ib) );
 		}
 
 		void setVertexBuffer(VertexBufferHandle _handle, uint32_t _numVertices)
@@ -1124,33 +1140,29 @@ namespace bgfx
 			m_state.m_vertexBuffer = _handle;
 		}
 
-		void setVertexBuffer(const DynamicVertexBuffer& dvb, uint32_t _numVertices)
+		void setVertexBuffer(const DynamicVertexBuffer& _dvb, uint32_t _numVertices)
 		{
-			m_state.m_startVertex = dvb.m_startVertex;
-			m_state.m_numVertices = uint32_min(dvb.m_numVertices, _numVertices);
-			m_state.m_vertexBuffer = dvb.m_handle;
-			m_state.m_vertexDecl = dvb.m_decl;
+			m_state.m_startVertex = _dvb.m_startVertex;
+			m_state.m_numVertices = uint32_min(_dvb.m_numVertices, _numVertices);
+			m_state.m_vertexBuffer = _dvb.m_handle;
+			m_state.m_vertexDecl = _dvb.m_decl;
 		}
 
-		void setVertexBuffer(const TransientVertexBuffer* _vb, uint32_t _numVertices)
+		void setVertexBuffer(const TransientVertexBuffer* _tvb, uint32_t _numVertices)
 		{
-			m_state.m_startVertex = _vb->startVertex;
-			m_state.m_numVertices = uint32_min(_vb->size/_vb->stride, _numVertices);
-			m_state.m_vertexBuffer = _vb->handle;
-			m_state.m_vertexDecl = _vb->decl;
-			g_free(const_cast<TransientVertexBuffer*>(_vb) );
+			m_state.m_startVertex = _tvb->startVertex;
+			m_state.m_numVertices = uint32_min(_tvb->size/_tvb->stride, _numVertices);
+			m_state.m_vertexBuffer = _tvb->handle;
+			m_state.m_vertexDecl = _tvb->decl;
 		}
 
 		void setInstanceDataBuffer(const InstanceDataBuffer* _idb, uint16_t _num)
 		{
-#if BGFX_CONFIG_RENDERER_OPENGLES2
-#else
  			m_state.m_instanceDataOffset = _idb->offset;
 			m_state.m_instanceDataStride = _idb->stride;
 			m_state.m_numInstances = uint16_min(_idb->num, _num);
 			m_state.m_instanceDataBuffer = _idb->handle;
 			g_free(const_cast<InstanceDataBuffer*>(_idb) );
-#endif // BGFX_CONFIG_RENDERER_OPENGLES
 		}
 
 		void setProgram(ProgramHandle _handle)
@@ -1821,19 +1833,16 @@ namespace bgfx
 			g_free(const_cast<TransientIndexBuffer*>(_ib) );
 		}
 
-		const TransientIndexBuffer* allocTransientIndexBuffer(uint16_t _num)
+		void allocTransientIndexBuffer(TransientIndexBuffer* _tib, uint16_t _num)
 		{
 			uint32_t offset = m_submit->allocTransientIndexBuffer(_num);
 
 			TransientIndexBuffer& dib = *m_submit->m_transientIb;
 
-			TransientIndexBuffer* ib = (TransientIndexBuffer*)g_realloc(NULL, sizeof(TransientIndexBuffer) );
-			ib->data = &dib.data[offset];
-			ib->size = _num * sizeof(uint16_t);
-			ib->handle = dib.handle;
-			ib->startIndex = offset/sizeof(uint16_t);
-
-			return ib;
+			_tib->data = &dib.data[offset];
+			_tib->size = _num * sizeof(uint16_t);
+			_tib->handle = dib.handle;
+			_tib->startIndex = offset/sizeof(uint16_t);
 		}
 
 		TransientVertexBuffer* createTransientVertexBuffer(uint32_t _size, const VertexDecl* _decl = NULL)
@@ -1875,7 +1884,7 @@ namespace bgfx
 			g_free(const_cast<TransientVertexBuffer*>(_vb) );
 		}
 
-		const TransientVertexBuffer* allocTransientVertexBuffer(uint16_t _num, const VertexDecl& _decl)
+		void allocTransientVertexBuffer(TransientVertexBuffer* _tvb, uint16_t _num, const VertexDecl& _decl)
 		{
 			VertexDeclHandle declHandle = m_declRef.find(_decl.m_hash);
 
@@ -1893,22 +1902,16 @@ namespace bgfx
 
 			uint32_t offset = m_submit->allocTransientVertexBuffer(_num, _decl.m_stride);
 
-			TransientVertexBuffer* vb = (TransientVertexBuffer*)g_realloc(NULL, sizeof(TransientVertexBuffer) );
-			vb->data = &dvb.data[offset];
-			vb->size = _num * _decl.m_stride;
-			vb->startVertex = offset/_decl.m_stride;
-			vb->stride = _decl.m_stride;
-			vb->handle = dvb.handle;
-			vb->decl = declHandle;
-
-			return vb;
+			_tvb->data = &dvb.data[offset];
+			_tvb->size = _num * _decl.m_stride;
+			_tvb->startVertex = offset/_decl.m_stride;
+			_tvb->stride = _decl.m_stride;
+			_tvb->handle = dvb.handle;
+			_tvb->decl = declHandle;
 		}
 
 		const InstanceDataBuffer* allocInstanceDataBuffer(uint16_t _num, uint16_t _stride)
 		{
-#if BGFX_CONFIG_RENDERER_OPENGLES2
-			return NULL;
-#else
 			uint16_t stride = BX_ALIGN_16(_stride);
 			uint32_t offset = m_submit->allocTransientVertexBuffer(_num, stride);
 
@@ -1922,7 +1925,6 @@ namespace bgfx
 			idb->handle = dvb.handle;
 
 			return idb;
-#endif // BGFX_CONFIG_RENDERER_OPENGLES
 		}
 
 		VertexShaderHandle createVertexShader(const Memory* _mem)

+ 7 - 0
src/glimports.h

@@ -39,6 +39,9 @@ GL_IMPORT(false, PFNGLCLEARSTENCILPROC,                   glClearStencil);
 GL_IMPORT(false, PFNGLDEPTHMASKPROC,                      glDepthMask);
 GL_IMPORT(false, PFNGLCLEARDEPTHPROC,                     glClearDepth);
 GL_IMPORT(false, PFNGLCLEARCOLORPROC,                     glClearColor);
+GL_IMPORT(false, PFNGLSTENCILFUNCPROC,                    glStencilFunc);
+GL_IMPORT(false, PFNGLSTENCILMASKPROC,                    glStencilMask);
+GL_IMPORT(false, PFNGLSTENCILOPPROC,                      glStencilOp);
 #endif // BX_PLATFORM_WINDOWS
 
 GL_IMPORT(false, PFNGLACTIVETEXTUREPROC,                  glActiveTexture);
@@ -124,6 +127,10 @@ GL_IMPORT(true,  PFNGLBINDVERTEXARRAYPROC,                glBindVertexArray);
 GL_IMPORT(true,  PFNGLDELETEVERTEXARRAYSPROC,             glDeleteVertexArrays);
 GL_IMPORT(true,  PFNGLGENVERTEXARRAYSPROC,                glGenVertexArrays);
 
+GL_IMPORT(true,  PFNGLSTENCILFUNCSEPARATEPROC,            glStencilFuncSeparate);
+GL_IMPORT(true,  PFNGLSTENCILMASKSEPARATEPROC,            glStencilMaskSeparate);
+GL_IMPORT(true,  PFNGLSTENCILOPSEPARATEPROC,              glStencilOpSeparate);
+
 #if BGFX_CONFIG_DEBUG_GREMEDY						
 GL_IMPORT(true,  PFNGLSTRINGMARKERGREMEDYPROC,            glStringMarkerGREMEDY);
 GL_IMPORT(true,  PFNGLFRAMETERMINATORGREMEDYPROC,         glFrameTerminatorGREMEDY);

+ 69 - 10
src/renderer_d3d11.cpp

@@ -53,6 +53,31 @@ namespace bgfx
 		D3D11_COMPARISON_ALWAYS,
 	};
 
+	static const D3D11_COMPARISON_FUNC s_stencilFunc[] =
+	{
+		D3D11_COMPARISON_LESS, // ignored
+		D3D11_COMPARISON_LESS,
+		D3D11_COMPARISON_LESS_EQUAL,
+		D3D11_COMPARISON_EQUAL,
+		D3D11_COMPARISON_GREATER_EQUAL,
+		D3D11_COMPARISON_GREATER,
+		D3D11_COMPARISON_NOT_EQUAL,
+		D3D11_COMPARISON_NEVER,
+		D3D11_COMPARISON_ALWAYS,
+	};
+
+	static const D3D11_STENCIL_OP s_stencilOp[] =
+	{
+		D3D11_STENCIL_OP_ZERO,
+		D3D11_STENCIL_OP_KEEP,
+		D3D11_STENCIL_OP_REPLACE,
+		D3D11_STENCIL_OP_INCR,
+		D3D11_STENCIL_OP_INCR_SAT,
+		D3D11_STENCIL_OP_DECR,
+		D3D11_STENCIL_OP_DECR_SAT,
+		D3D11_STENCIL_OP_INVERT,
+	};
+
 	static const D3D11_CULL_MODE s_cullMode[] =
 	{
 		D3D11_CULL_NONE,
@@ -571,11 +596,21 @@ namespace bgfx
 			m_deviceCtx->OMSetBlendState(bs, NULL, 0xffffffff);
 		}
 
-		void setDepthStencilState(uint64_t _state)
+		void setDepthStencilState(uint64_t _state, uint64_t _stencil = 0)
 		{
 			_state &= BGFX_STATE_DEPTH_WRITE|BGFX_STATE_DEPTH_TEST_MASK;
 
-			ID3D11DepthStencilState* dss = m_depthStencilStateCache.find(_state);
+			uint32_t fstencil = unpackStencil(0, _stencil);
+			uint32_t ref = (fstencil&BGFX_STENCIL_FUNC_REF_MASK)>>BGFX_STENCIL_FUNC_REF_SHIFT;
+			_stencil &= packStencil(BGFX_STENCIL_FUNC_REF_MASK, BGFX_STENCIL_MASK);
+
+			HashMurmur2A murmur;
+			murmur.begin();
+			murmur.add(_state);
+			murmur.add(_stencil);
+			uint32_t hash = murmur.end();
+
+			ID3D11DepthStencilState* dss = m_depthStencilStateCache.find(hash);
 			if (NULL == dss)
 			{
 				D3D11_DEPTH_STENCIL_DESC desc;
@@ -585,12 +620,28 @@ namespace bgfx
 				desc.DepthWriteMask = !!(BGFX_STATE_DEPTH_WRITE & _state) ? D3D11_DEPTH_WRITE_MASK_ALL : D3D11_DEPTH_WRITE_MASK_ZERO;
 				desc.DepthFunc = s_depthFunc[func];
 
+				uint32_t bstencil = unpackStencil(1, _stencil);
+				uint32_t frontAndBack = bstencil != BGFX_STENCIL_NONE && bstencil != fstencil;
+				bstencil = frontAndBack ? bstencil : fstencil;
+
+				desc.StencilEnable = 0 != _stencil;
+				desc.StencilReadMask = (fstencil&BGFX_STENCIL_FUNC_RMASK_MASK)>>BGFX_STENCIL_FUNC_RMASK_SHIFT;
+				desc.StencilWriteMask = 0xff;
+				desc.FrontFace.StencilFailOp      = s_stencilOp[(fstencil&BGFX_STENCIL_OP_FAIL_S_MASK)>>BGFX_STENCIL_OP_FAIL_S_SHIFT];
+				desc.FrontFace.StencilDepthFailOp = s_stencilOp[(fstencil&BGFX_STENCIL_OP_FAIL_Z_MASK)>>BGFX_STENCIL_OP_FAIL_Z_SHIFT];
+				desc.FrontFace.StencilPassOp      = s_stencilOp[(fstencil&BGFX_STENCIL_OP_PASS_Z_MASK)>>BGFX_STENCIL_OP_PASS_Z_SHIFT];
+				desc.FrontFace.StencilFunc        = s_stencilFunc[(fstencil&BGFX_STENCIL_TEST_MASK)>>BGFX_STENCIL_TEST_SHIFT];
+				desc.BackFace.StencilFailOp       = s_stencilOp[(bstencil&BGFX_STENCIL_OP_FAIL_Z_MASK)>>BGFX_STENCIL_OP_FAIL_Z_SHIFT];
+				desc.BackFace.StencilDepthFailOp  = s_stencilOp[(bstencil&BGFX_STENCIL_OP_FAIL_S_MASK)>>BGFX_STENCIL_OP_FAIL_S_SHIFT];
+				desc.BackFace.StencilPassOp       = s_stencilOp[(bstencil&BGFX_STENCIL_OP_PASS_Z_MASK)>>BGFX_STENCIL_OP_PASS_Z_SHIFT];
+				desc.BackFace.StencilFunc         = s_stencilFunc[(bstencil&BGFX_STENCIL_TEST_MASK)>>BGFX_STENCIL_TEST_SHIFT];
+
 				DX_CHECK(m_device->CreateDepthStencilState(&desc, &dss) );
 
 				m_depthStencilStateCache.add(_state, dss);
 			}
 
-			m_deviceCtx->OMSetDepthStencilState(dss, 0);
+			m_deviceCtx->OMSetDepthStencilState(dss, ref);
 		}
 
 		void setDebugWireframe(bool _wireframe)
@@ -1743,6 +1794,7 @@ namespace bgfx
 		RenderState currentState;
 		currentState.reset();
 		currentState.m_flags = BGFX_STATE_NONE;
+		currentState.m_stencil = packStencil(BGFX_STENCIL_NONE, BGFX_STENCIL_NONE);
 
 		Matrix4 viewProj[BGFX_CONFIG_MAX_VIEWS];
 		for (uint32_t ii = 0; ii < BGFX_CONFIG_MAX_VIEWS; ++ii)
@@ -1780,11 +1832,17 @@ namespace bgfx
 				uint64_t changedFlags = currentState.m_flags ^ state.m_flags;
 				currentState.m_flags = newFlags;
 
+				const uint64_t newStencil = state.m_stencil;
+				uint64_t changedStencil = currentState.m_stencil ^ state.m_stencil;
+				currentState.m_stencil = newStencil;
+
 				if (key.m_view != view)
 				{
 					currentState.clear();
 					changedFlags = BGFX_STATE_MASK;
+					changedStencil = packStencil(BGFX_STENCIL_MASK, BGFX_STENCIL_MASK);
 					currentState.m_flags = newFlags;
+					currentState.m_stencil = newStencil;
 
 					view = key.m_view;
 					programIdx = invalidHandle;
@@ -1813,7 +1871,7 @@ namespace bgfx
 					}
 
 					s_renderCtx.setBlendState(BGFX_STATE_DEFAULT);
-					s_renderCtx.setDepthStencilState(BGFX_STATE_DEFAULT);
+					s_renderCtx.setDepthStencilState(BGFX_STATE_DEFAULT, packStencil(BGFX_STENCIL_DEFAULT, BGFX_STENCIL_DEFAULT) );
 					s_renderCtx.setRasterizerState(BGFX_STATE_DEFAULT, wireframe);
 
 					uint8_t primIndex = uint8_t( (newFlags&BGFX_STATE_PT_MASK)>>BGFX_STATE_PT_SHIFT);
@@ -1825,16 +1883,17 @@ namespace bgfx
 					}
 				}
 
-				if ( (BGFX_STATE_CULL_MASK|BGFX_STATE_DEPTH_WRITE|BGFX_STATE_DEPTH_TEST_MASK
+				if ( (BGFX_STATE_DEPTH_WRITE|BGFX_STATE_DEPTH_TEST_MASK) & changedFlags
+				|| 0 != changedStencil)
+				{
+					s_renderCtx.setDepthStencilState(newFlags, newStencil);
+				}
+
+				if ( (BGFX_STATE_CULL_MASK
 					 |BGFX_STATE_ALPHA_MASK|BGFX_STATE_ALPHA_WRITE|BGFX_STATE_RGB_WRITE
 					 |BGFX_STATE_BLEND_MASK|BGFX_STATE_ALPHA_REF_MASK|BGFX_STATE_PT_MASK
 					 |BGFX_STATE_POINT_SIZE_MASK|BGFX_STATE_SRGBWRITE|BGFX_STATE_MSAA) & changedFlags)
 				{
-					if ( (BGFX_STATE_DEPTH_WRITE|BGFX_STATE_DEPTH_TEST_MASK) & changedFlags)
-					{ 
-						s_renderCtx.setDepthStencilState(newFlags);
-					}
-
 					if ( (BGFX_STATE_BLEND_MASK|BGFX_STATE_ALPHA_WRITE|BGFX_STATE_RGB_WRITE) & changedFlags)
 					{
 						s_renderCtx.setBlendState(newFlags);

+ 137 - 22
src/renderer_d3d9.cpp

@@ -71,6 +71,55 @@ namespace bgfx
 		D3DCMP_ALWAYS,
 	};
 
+	static const D3DCMPFUNC s_stencilFunc[] =
+	{
+		(D3DCMPFUNC)0, // ignored
+		D3DCMP_LESS,
+		D3DCMP_LESSEQUAL,
+		D3DCMP_EQUAL,
+		D3DCMP_GREATEREQUAL,
+		D3DCMP_GREATER,
+		D3DCMP_NOTEQUAL,
+		D3DCMP_NEVER,
+		D3DCMP_ALWAYS,
+	};
+
+	static const D3DSTENCILOP s_stencilOp[] =
+	{
+		D3DSTENCILOP_ZERO,
+		D3DSTENCILOP_KEEP,
+		D3DSTENCILOP_REPLACE,
+		D3DSTENCILOP_INCR,
+		D3DSTENCILOP_INCRSAT,
+		D3DSTENCILOP_DECR,
+		D3DSTENCILOP_DECRSAT,
+		D3DSTENCILOP_INVERT,
+	};
+
+	static const D3DRENDERSTATETYPE s_stencilFuncRs[] =
+	{
+		D3DRS_STENCILFUNC,
+		D3DRS_CCW_STENCILFUNC,
+	};
+
+	static const D3DRENDERSTATETYPE s_stencilFailRs[] =
+	{
+		D3DRS_STENCILFAIL,
+		D3DRS_CCW_STENCILFAIL,
+	};
+
+	static const D3DRENDERSTATETYPE s_stencilZFailRs[] =
+	{
+		D3DRS_STENCILZFAIL,
+		D3DRS_CCW_STENCILZFAIL,
+	};
+
+	static const D3DRENDERSTATETYPE s_stencilZPassRs[] =
+	{
+		D3DRS_STENCILPASS,
+		D3DRS_CCW_STENCILPASS,
+	};
+
 	static const D3DCULL s_cullMode[] =
 	{
 		D3DCULL_NONE,
@@ -1363,19 +1412,20 @@ namespace bgfx
 
 	void Texture::commit(uint8_t _stage)
 	{
-		DX_CHECK(s_renderCtx.m_device->SetSamplerState(_stage, D3DSAMP_MINFILTER, m_minFilter) );
-		DX_CHECK(s_renderCtx.m_device->SetSamplerState(_stage, D3DSAMP_MAGFILTER, m_magFilter) );
-		DX_CHECK(s_renderCtx.m_device->SetSamplerState(_stage, D3DSAMP_MIPFILTER, m_mipFilter) );
-		DX_CHECK(s_renderCtx.m_device->SetSamplerState(_stage, D3DSAMP_ADDRESSU, m_tau) );
-		DX_CHECK(s_renderCtx.m_device->SetSamplerState(_stage, D3DSAMP_ADDRESSV, m_tav) );
+		IDirect3DDevice9* device = s_renderCtx.m_device;
+		DX_CHECK(device->SetSamplerState(_stage, D3DSAMP_MINFILTER, m_minFilter) );
+		DX_CHECK(device->SetSamplerState(_stage, D3DSAMP_MAGFILTER, m_magFilter) );
+		DX_CHECK(device->SetSamplerState(_stage, D3DSAMP_MIPFILTER, m_mipFilter) );
+		DX_CHECK(device->SetSamplerState(_stage, D3DSAMP_ADDRESSU, m_tau) );
+		DX_CHECK(device->SetSamplerState(_stage, D3DSAMP_ADDRESSV, m_tav) );
 		if (m_type == Texture3D)
 		{
-			DX_CHECK(s_renderCtx.m_device->SetSamplerState(_stage, D3DSAMP_ADDRESSW, m_taw) );
+			DX_CHECK(device->SetSamplerState(_stage, D3DSAMP_ADDRESSW, m_taw) );
 		}
 #if BX_PLATFORM_WINDOWS
-		DX_CHECK(s_renderCtx.m_device->SetSamplerState(_stage, D3DSAMP_SRGBTEXTURE, m_srgb) );
+		DX_CHECK(device->SetSamplerState(_stage, D3DSAMP_SRGBTEXTURE, m_srgb) );
 #endif // BX_PLATFORM_WINDOWS
-		DX_CHECK(s_renderCtx.m_device->SetTexture(_stage, m_ptr) );
+		DX_CHECK(device->SetTexture(_stage, m_ptr) );
 	}
 
 	void RenderTarget::create(uint16_t _width, uint16_t _height, uint32_t _flags, uint32_t _textureFlags)
@@ -1624,27 +1674,29 @@ namespace bgfx
 		vp.Height = height;
 		vp.MinZ = 0.0f;
 		vp.MaxZ = 1.0f;
-		DX_CHECK(s_renderCtx.m_device->SetViewport(&vp) );
 
-		DX_CHECK(s_renderCtx.m_device->SetRenderState(D3DRS_ZENABLE, FALSE) );
-		DX_CHECK(s_renderCtx.m_device->SetRenderState(D3DRS_ZFUNC, D3DCMP_ALWAYS) );
-		DX_CHECK(s_renderCtx.m_device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE) );
-		DX_CHECK(s_renderCtx.m_device->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE) );
-		DX_CHECK(s_renderCtx.m_device->SetRenderState(D3DRS_ALPHAFUNC, D3DCMP_GREATER) );
-		DX_CHECK(s_renderCtx.m_device->SetRenderState(D3DRS_COLORWRITEENABLE, D3DCOLORWRITEENABLE_RED|D3DCOLORWRITEENABLE_GREEN|D3DCOLORWRITEENABLE_BLUE) );
-		DX_CHECK(s_renderCtx.m_device->SetRenderState(D3DRS_FILLMODE, D3DFILL_SOLID) );
+		IDirect3DDevice9* device = s_renderCtx.m_device;
+		DX_CHECK(device->SetViewport(&vp) );
+		DX_CHECK(device->SetRenderState(D3DRS_STENCILENABLE, FALSE) );
+		DX_CHECK(device->SetRenderState(D3DRS_ZENABLE, FALSE) );
+		DX_CHECK(device->SetRenderState(D3DRS_ZFUNC, D3DCMP_ALWAYS) );
+		DX_CHECK(device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE) );
+		DX_CHECK(device->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE) );
+		DX_CHECK(device->SetRenderState(D3DRS_ALPHAFUNC, D3DCMP_GREATER) );
+		DX_CHECK(device->SetRenderState(D3DRS_COLORWRITEENABLE, D3DCOLORWRITEENABLE_RED|D3DCOLORWRITEENABLE_GREEN|D3DCOLORWRITEENABLE_BLUE) );
+		DX_CHECK(device->SetRenderState(D3DRS_FILLMODE, D3DFILL_SOLID) );
 
 		Program& program = s_renderCtx.m_program[m_program.idx];
-		s_renderCtx.m_device->SetVertexShader( (IDirect3DVertexShader9*)program.m_vsh->m_ptr);
-		s_renderCtx.m_device->SetPixelShader( (IDirect3DPixelShader9*)program.m_fsh->m_ptr);
+		device->SetVertexShader( (IDirect3DVertexShader9*)program.m_vsh->m_ptr);
+		device->SetPixelShader( (IDirect3DPixelShader9*)program.m_fsh->m_ptr);
 
 		VertexBuffer& vb = s_renderCtx.m_vertexBuffers[m_vb->handle.idx];
 		VertexDeclaration& vertexDecl = s_renderCtx.m_vertexDecls[m_vb->decl.idx];
-		DX_CHECK(s_renderCtx.m_device->SetStreamSource(0, vb.m_ptr, 0, vertexDecl.m_decl.m_stride) );
-		DX_CHECK(s_renderCtx.m_device->SetVertexDeclaration(vertexDecl.m_ptr) );
+		DX_CHECK(device->SetStreamSource(0, vb.m_ptr, 0, vertexDecl.m_decl.m_stride) );
+		DX_CHECK(device->SetVertexDeclaration(vertexDecl.m_ptr) );
 
 		IndexBuffer& ib = s_renderCtx.m_indexBuffers[m_ib->handle.idx];
-		DX_CHECK(s_renderCtx.m_device->SetIndices(ib.m_ptr) );
+		DX_CHECK(device->SetIndices(ib.m_ptr) );
 
 		float proj[16];
 		mtxOrtho(proj, 0.0f, (float)width, (float)height, 0.0f, 0.0f, 1000.0f);
@@ -1853,6 +1905,7 @@ namespace bgfx
 		RenderState currentState;
 		currentState.reset();
 		currentState.m_flags = BGFX_STATE_NONE;
+		currentState.m_stencil = packStencil(BGFX_STENCIL_NONE, BGFX_STENCIL_NONE);
 
 		Matrix4 viewProj[BGFX_CONFIG_MAX_VIEWS];
 		for (uint32_t ii = 0; ii < BGFX_CONFIG_MAX_VIEWS; ++ii)
@@ -1887,11 +1940,17 @@ namespace bgfx
 				uint64_t changedFlags = currentState.m_flags ^ state.m_flags;
 				currentState.m_flags = newFlags;
 
+				const uint64_t newStencil = state.m_stencil;
+				uint64_t changedStencil = currentState.m_stencil ^ state.m_stencil;
+				currentState.m_stencil = newStencil;
+
 				if (key.m_view != view)
 				{
 					currentState.clear();
 					changedFlags = BGFX_STATE_MASK;
+					changedStencil = packStencil(BGFX_STENCIL_MASK, BGFX_STENCIL_MASK);
 					currentState.m_flags = newFlags;
+					currentState.m_stencil = newStencil;
 
 					PIX_ENDEVENT();
 					PIX_BEGINEVENT(D3DCOLOR_RGBA(0xff, 0x00, 0x00, 0xff), "view");
@@ -1957,13 +2016,69 @@ namespace bgfx
 						}
 					}
 
- 					DX_CHECK(device->SetRenderState(D3DRS_ZENABLE, TRUE) );
+					DX_CHECK(device->SetRenderState(D3DRS_STENCILENABLE, FALSE) );
+					DX_CHECK(device->SetRenderState(D3DRS_ZENABLE, TRUE) );
 					DX_CHECK(device->SetRenderState(D3DRS_ZFUNC, D3DCMP_LESS) );
 					DX_CHECK(device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE) );
 					DX_CHECK(device->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE) );
 					DX_CHECK(device->SetRenderState(D3DRS_ALPHAFUNC, D3DCMP_GREATER) );
 				}
 
+				if (0 != changedStencil)
+				{
+					bool enable = 0 != newStencil;
+					DX_CHECK(device->SetRenderState(D3DRS_STENCILENABLE, enable) );
+					
+					if (0 != newStencil)
+					{
+						uint32_t fstencil = unpackStencil(0, newStencil);
+						uint32_t bstencil = unpackStencil(1, newStencil);
+						uint32_t frontAndBack = bstencil != BGFX_STENCIL_NONE && bstencil != fstencil;
+						DX_CHECK(device->SetRenderState(D3DRS_TWOSIDEDSTENCILMODE, 0 != frontAndBack) );
+
+						uint32_t fchanged = unpackStencil(0, changedStencil);
+						if ( (BGFX_STENCIL_FUNC_REF_MASK|BGFX_STENCIL_FUNC_RMASK_MASK) & fchanged)
+						{
+							uint32_t ref = (fstencil&BGFX_STENCIL_FUNC_REF_MASK)>>BGFX_STENCIL_FUNC_REF_SHIFT;
+							DX_CHECK(device->SetRenderState(D3DRS_STENCILREF, ref) );
+
+							uint32_t rmask = (fstencil&BGFX_STENCIL_FUNC_RMASK_MASK)>>BGFX_STENCIL_FUNC_RMASK_SHIFT;
+							DX_CHECK(device->SetRenderState(D3DRS_STENCILMASK, rmask) );
+						}
+
+// 						uint32_t bchanged = unpackStencil(1, changedStencil);
+// 						if (BGFX_STENCIL_FUNC_RMASK_MASK & bchanged)
+// 						{
+// 							uint32_t wmask = (bstencil&BGFX_STENCIL_FUNC_RMASK_MASK)>>BGFX_STENCIL_FUNC_RMASK_SHIFT;
+// 							DX_CHECK(device->SetRenderState(D3DRS_STENCILWRITEMASK, wmask) );
+// 						}
+
+						for (uint32_t ii = 0, num = frontAndBack+1; ii < num; ++ii)
+						{
+							uint32_t stencil = unpackStencil(ii, newStencil);
+							uint32_t changed = unpackStencil(ii, changedStencil);
+
+							if ( (BGFX_STENCIL_TEST_MASK|BGFX_STENCIL_FUNC_REF_MASK|BGFX_STENCIL_FUNC_RMASK_MASK) & changed)
+							{
+								uint32_t func = (stencil&BGFX_STENCIL_TEST_MASK)>>BGFX_STENCIL_TEST_SHIFT;
+								DX_CHECK(device->SetRenderState(s_stencilFuncRs[ii], s_stencilFunc[func]) );
+							}
+
+							if ( (BGFX_STENCIL_OP_FAIL_S_MASK|BGFX_STENCIL_OP_FAIL_Z_MASK|BGFX_STENCIL_OP_PASS_Z_MASK) & changed)
+							{
+								uint32_t sfail = (stencil&BGFX_STENCIL_OP_FAIL_S_MASK)>>BGFX_STENCIL_OP_FAIL_S_SHIFT;
+								DX_CHECK(device->SetRenderState(s_stencilFailRs[ii], s_stencilOp[sfail]) );
+
+								uint32_t zfail = (stencil&BGFX_STENCIL_OP_FAIL_Z_MASK)>>BGFX_STENCIL_OP_FAIL_Z_SHIFT;
+								DX_CHECK(device->SetRenderState(s_stencilZFailRs[ii], s_stencilOp[zfail]) );
+
+								uint32_t zpass = (stencil&BGFX_STENCIL_OP_PASS_Z_MASK)>>BGFX_STENCIL_OP_PASS_Z_SHIFT;
+								DX_CHECK(device->SetRenderState(s_stencilZPassRs[ii], s_stencilOp[zpass]) );
+							}
+						}
+					}
+				}
+
 				if ( (BGFX_STATE_CULL_MASK|BGFX_STATE_DEPTH_WRITE|BGFX_STATE_DEPTH_TEST_MASK
 					 |BGFX_STATE_ALPHA_MASK|BGFX_STATE_ALPHA_WRITE|BGFX_STATE_RGB_WRITE
 					 |BGFX_STATE_BLEND_MASK|BGFX_STATE_ALPHA_REF_MASK|BGFX_STATE_PT_MASK

+ 85 - 0
src/renderer_gl.cpp

@@ -770,6 +770,38 @@ namespace bgfx
 		GL_ALWAYS,
 	};
 
+	static const GLenum s_stencilFunc[] =
+	{
+		0, // ignored
+		GL_LESS,
+		GL_LEQUAL,
+		GL_EQUAL,
+		GL_GEQUAL,
+		GL_GREATER,
+		GL_NOTEQUAL,
+		GL_NEVER,
+		GL_ALWAYS,
+	};
+
+	static const GLenum s_stencilOp[] =
+	{
+		GL_ZERO,
+		GL_KEEP,
+		GL_REPLACE,
+		GL_INCR_WRAP,
+		GL_INCR,
+		GL_DECR_WRAP,
+		GL_DECR,
+		GL_INVERT,
+	};
+
+	static const GLenum s_stencilFace[] =
+	{
+		GL_FRONT_AND_BACK,
+		GL_FRONT,
+		GL_BACK,
+	};
+
 	// Specifies the internal format of the texture.
 	// Must be one of the following symbolic constants:
 	// GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_RGB, GL_RGBA.
@@ -1821,6 +1853,7 @@ namespace bgfx
 		GL_CHECK(glBindFramebuffer(GL_FRAMEBUFFER, 0) );
 		GL_CHECK(glViewport(0, 0, width, height) );
 
+		GL_CHECK(glDisable(GL_STENCIL_TEST) );
 		GL_CHECK(glDisable(GL_DEPTH_TEST) );
 		GL_CHECK(glDepthFunc(GL_ALWAYS) );
 		GL_CHECK(glDisable(GL_CULL_FACE) );
@@ -2164,6 +2197,7 @@ namespace bgfx
 		RenderState currentState;
 		currentState.reset();
 		currentState.m_flags = BGFX_STATE_NONE;
+		currentState.m_stencil = packStencil(BGFX_STENCIL_NONE, BGFX_STENCIL_NONE);
 
 		Matrix4 viewProj[BGFX_CONFIG_MAX_VIEWS];
 		for (uint32_t ii = 0; ii < BGFX_CONFIG_MAX_VIEWS; ++ii)
@@ -2199,10 +2233,15 @@ namespace bgfx
 				uint64_t changedFlags = currentState.m_flags ^ state.m_flags;
 				currentState.m_flags = newFlags;
 
+				const uint64_t newStencil = state.m_stencil;
+				uint64_t changedStencil = currentState.m_stencil ^ state.m_stencil;
+				currentState.m_stencil = newStencil;
+
 				if (key.m_view != view)
 				{
 					currentState.clear();
 					changedFlags = BGFX_STATE_MASK;
+					changedStencil = packStencil(BGFX_STENCIL_MASK, BGFX_STENCIL_MASK);
 					currentState.m_flags = newFlags;
 
 					GREMEDY_SETMARKER("view");
@@ -2270,12 +2309,58 @@ namespace bgfx
 						}
 					}
 
+					GL_CHECK(glDisable(GL_STENCIL_TEST) );
 					GL_CHECK(glEnable(GL_DEPTH_TEST) );
 					GL_CHECK(glDepthFunc(GL_LESS) );
 					GL_CHECK(glEnable(GL_CULL_FACE) );
 					GL_CHECK(glDisable(GL_BLEND) );
 				}
 
+				if (0 != changedStencil)
+				{
+					if (0 != newStencil)
+					{
+						GL_CHECK(glEnable(GL_STENCIL_TEST) );
+
+						uint32_t bstencil = unpackStencil(1, newStencil);
+						uint32_t frontAndBack = bstencil != BGFX_STENCIL_NONE && bstencil != unpackStencil(0, newStencil);
+
+// 						uint32_t bchanged = unpackStencil(1, changedStencil);
+// 						if (BGFX_STENCIL_FUNC_RMASK_MASK & bchanged)
+// 						{
+// 							uint32_t wmask = (bstencil&BGFX_STENCIL_FUNC_RMASK_MASK)>>BGFX_STENCIL_FUNC_RMASK_SHIFT;
+// 							BX_CHECK(glStencilMask(wmask) );
+// 						}
+
+						for (uint32_t ii = 0, num = frontAndBack+1; ii < num; ++ii)
+						{
+							uint32_t stencil = unpackStencil(ii, newStencil);
+							uint32_t changed = unpackStencil(ii, changedStencil);
+							GLenum face = s_stencilFace[frontAndBack+ii];
+
+							if ( (BGFX_STENCIL_TEST_MASK|BGFX_STENCIL_FUNC_REF_MASK|BGFX_STENCIL_FUNC_RMASK_MASK) & changed)
+							{
+								GLint ref = (stencil&BGFX_STENCIL_FUNC_REF_MASK)>>BGFX_STENCIL_FUNC_REF_SHIFT;
+								GLint mask = (stencil&BGFX_STENCIL_FUNC_RMASK_MASK)>>BGFX_STENCIL_FUNC_RMASK_SHIFT;
+								uint32_t func = (stencil&BGFX_STENCIL_TEST_MASK)>>BGFX_STENCIL_TEST_SHIFT;
+								GL_CHECK(glStencilFuncSeparate(face, s_stencilFunc[func], ref, mask));
+							}
+
+							if ( (BGFX_STENCIL_OP_FAIL_S_MASK|BGFX_STENCIL_OP_FAIL_Z_MASK|BGFX_STENCIL_OP_PASS_Z_MASK) & changed)
+							{
+								uint32_t sfail = (stencil&BGFX_STENCIL_OP_FAIL_S_MASK)>>BGFX_STENCIL_OP_FAIL_S_SHIFT;
+								uint32_t zfail = (stencil&BGFX_STENCIL_OP_FAIL_Z_MASK)>>BGFX_STENCIL_OP_FAIL_Z_SHIFT;
+								uint32_t zpass = (stencil&BGFX_STENCIL_OP_PASS_Z_MASK)>>BGFX_STENCIL_OP_PASS_Z_SHIFT;
+								GL_CHECK(glStencilOpSeparate(face, s_stencilOp[sfail], s_stencilOp[zfail], s_stencilOp[zpass]) );
+							}
+						}
+					}
+					else
+					{
+						GL_CHECK(glDisable(GL_STENCIL_TEST) );
+					}
+				}
+
 				if ( (BGFX_STATE_CULL_MASK|BGFX_STATE_DEPTH_WRITE|BGFX_STATE_DEPTH_TEST_MASK
 				     |BGFX_STATE_ALPHA_MASK|BGFX_STATE_ALPHA_WRITE|BGFX_STATE_RGB_WRITE
 				     |BGFX_STATE_BLEND_MASK|BGFX_STATE_ALPHA_REF_MASK|BGFX_STATE_PT_MASK

+ 3 - 0
src/renderer_gl.h

@@ -172,6 +172,9 @@ typedef void (APIENTRYP PFNGLCLEARSTENCILPROC) (GLint s);
 typedef void (APIENTRYP PFNGLDEPTHMASKPROC) (GLboolean flag);
 typedef void (APIENTRYP PFNGLCLEARDEPTHPROC) (GLdouble depth);
 typedef void (APIENTRYP PFNGLCLEARCOLORPROC) (GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
+typedef void (APIENTRYP PFNGLSTENCILFUNCPROC) (GLenum func, GLint ref, GLuint mask);
+typedef void (APIENTRYP PFNGLSTENCILMASKPROC) (GLuint mask);
+typedef void (APIENTRYP PFNGLSTENCILOPPROC) (GLenum fail, GLenum zfail, GLenum zpass);
 #endif // BGFX_USE_WGL
 
 #ifndef GL_APIENTRY