Added transient buffer stats.

include/bgfx/bgfx.h

@@ -600,7 +600,9 @@ namespace bgfx
 
 		struct Limits
 		{
-			uint16_t maxEncoders; //!< Maximum number of encoder threads.
+			uint16_t maxEncoders;     //!< Maximum number of encoder threads.
+			uint32_t transientVbSize; //!<
+			uint32_t transientIbSize; //!<
 		};
 
 		Limits limits;
@@ -689,6 +691,8 @@ namespace bgfx
 			uint32_t maxUniforms;             //!< Maximum number of uniform handles.
 			uint32_t maxOcclusionQueries;     //!< Maximum number of occlusion query handles.
 			uint32_t maxEncoders;             //!< Maximum number of encoder threads.
+			uint32_t transientVbSize;         //!<
+			uint32_t transientIbSize;         //!<
 		};
 
 		Limits limits;
@@ -898,6 +902,8 @@ namespace bgfx
 
 		int64_t textureMemoryUsed;        //!<
 		int64_t rtMemoryUsed;             //!<
+		int32_t transientVbUsed;          //!<
+		int32_t transientIbUsed;          //!<
 
 		int64_t gpuMemoryMax;             //!< Maximum available GPU memory for application.
 		int64_t gpuMemoryUsed;            //!< Amount of GPU memory used by the application.

include/bgfx/c99/bgfx.h

@@ -388,6 +388,8 @@ typedef struct bgfx_stats_s
 
     int64_t textureMemoryUsed;
     int64_t rtMemoryUsed;
+    int32_t transientVbUsed;
+    int32_t transientIbUsed;
 
     int64_t gpuMemoryMax;
     int64_t gpuMemoryUsed;
@@ -512,6 +514,8 @@ typedef struct bgfx_caps_limits_s
     uint32_t maxUniforms;
     uint32_t maxOcclusionQueries;
     uint32_t maxEncoders;
+    uint32_t transientVbSize;
+    uint32_t transientIbSize;
 
 } bgfx_caps_limits_t;
 
@@ -600,6 +604,8 @@ typedef struct bgfx_resolution_s
 typedef struct bgfx_init_limits_s
 {
     uint16_t maxEncoders;
+    uint32_t transientVbSize;
+    uint32_t transientIbSize;
 
 } bgfx_init_limits_t;
 

include/bgfx/defines.h

@@ -6,7 +6,7 @@
 #ifndef BGFX_DEFINES_H_HEADER_GUARD
 #define BGFX_DEFINES_H_HEADER_GUARD
 
-#define BGFX_API_VERSION UINT32_C(66)
+#define BGFX_API_VERSION UINT32_C(67)
 
 /// Color RGB/alpha/depth write. When it's not specified write will be disabled.
 #define BGFX_STATE_WRITE_R                 UINT64_C(0x0000000000000001) //!< Enable R write.

src/bgfx.cpp

@@ -1268,6 +1268,8 @@ namespace bgfx
 		LIMITS(maxUniforms);
 		LIMITS(maxOcclusionQueries);
 		LIMITS(maxEncoders);
+		LIMITS(transientVbSize);
+		LIMITS(transientIbSize);
 #undef LIMITS
 
 		BX_TRACE("");
@@ -1508,14 +1510,14 @@ namespace bgfx
 		m_textVideoMemBlitter.init();
 		m_clearQuad.init();
 
-		m_submit->m_transientVb = createTransientVertexBuffer(BGFX_CONFIG_TRANSIENT_VERTEX_BUFFER_SIZE);
-		m_submit->m_transientIb = createTransientIndexBuffer(BGFX_CONFIG_TRANSIENT_INDEX_BUFFER_SIZE);
+		m_submit->m_transientVb = createTransientVertexBuffer(_init.limits.transientVbSize);
+		m_submit->m_transientIb = createTransientIndexBuffer(_init.limits.transientIbSize);
 		frame();
 
 		if (BX_ENABLED(BGFX_CONFIG_MULTITHREADED) )
 		{
-			m_submit->m_transientVb = createTransientVertexBuffer(BGFX_CONFIG_TRANSIENT_VERTEX_BUFFER_SIZE);
-			m_submit->m_transientIb = createTransientIndexBuffer(BGFX_CONFIG_TRANSIENT_INDEX_BUFFER_SIZE);
+			m_submit->m_transientVb = createTransientVertexBuffer(_init.limits.transientVbSize);
+			m_submit->m_transientIb = createTransientIndexBuffer(_init.limits.transientIbSize);
 			frame();
 		}
 
@@ -2777,7 +2779,9 @@ namespace bgfx
 		, callback(NULL)
 		, allocator(NULL)
 	{
-		limits.maxEncoders = BGFX_CONFIG_DEFAULT_MAX_ENCODERS;
+		limits.maxEncoders     = BGFX_CONFIG_DEFAULT_MAX_ENCODERS;
+		limits.transientVbSize = BGFX_CONFIG_TRANSIENT_VERTEX_BUFFER_SIZE;
+		limits.transientIbSize = BGFX_CONFIG_TRANSIENT_INDEX_BUFFER_SIZE;
 	}
 
 	bool init(const Init& _init)
@@ -2855,6 +2859,8 @@ namespace bgfx
 		g_caps.limits.maxOcclusionQueries     = BGFX_CONFIG_MAX_OCCLUSION_QUERIES;
 		g_caps.limits.maxFBAttachments        = 1;
 		g_caps.limits.maxEncoders             = (0 != BGFX_CONFIG_MULTITHREADED) ? _init.limits.maxEncoders : 1;
+		g_caps.limits.transientVbSize         = _init.limits.transientVbSize;
+		g_caps.limits.transientIbSize         = _init.limits.transientIbSize;
 
 		g_caps.vendorId = _init.vendorId;
 		g_caps.deviceId = _init.deviceId;

src/bgfx_p.h

@@ -1835,6 +1835,9 @@ namespace bgfx
 
 		void start()
 		{
+			m_perfStats.transientVbUsed = m_vboffset;
+			m_perfStats.transientIbUsed = m_iboffset;
+
 			m_frameCache.reset();
 			m_numRenderItems = 0;
 			m_numBlitItems   = 0;
@@ -1866,7 +1869,7 @@ namespace bgfx
 		{
 			uint32_t offset   = bx::strideAlign(m_iboffset, sizeof(uint16_t) );
 			uint32_t iboffset = offset + _num*sizeof(uint16_t);
-			iboffset = bx::min<uint32_t>(iboffset, BGFX_CONFIG_TRANSIENT_INDEX_BUFFER_SIZE);
+			iboffset = bx::min<uint32_t>(iboffset, g_caps.limits.transientIbSize);
 			uint32_t num = (iboffset-offset)/sizeof(uint16_t);
 			return num;
 		}
@@ -1885,7 +1888,7 @@ namespace bgfx
 		{
 			uint32_t offset   = bx::strideAlign(m_vboffset, _stride);
 			uint32_t vboffset = offset + _num * _stride;
-			vboffset = bx::min<uint32_t>(vboffset, BGFX_CONFIG_TRANSIENT_VERTEX_BUFFER_SIZE);
+			vboffset = bx::min<uint32_t>(vboffset, g_caps.limits.transientVbSize);
 			uint32_t num = (vboffset-offset)/_stride;
 			return num;
 		}

tools/texturev/texturev.cpp

@@ -236,6 +236,8 @@ struct View
 		, m_inLinear(false)
 	{
 		load();
+
+		m_textureInfo.format = bgfx::TextureFormat::Count;
 	}
 
 	~View()