manage guis in RenderWorld

engine/RenderWorld.cpp

@@ -35,6 +35,8 @@ OTHER DEALINGS IN THE SOFTWARE.
 #include "Mesh.h"
 #include "Sprite.h"
 #include "Material.h"
+#include "Gui.h"
+#include "GuiResource.h"
 
 namespace crown
 {
@@ -75,7 +77,7 @@ static const char* default_fragment =
 	"	gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);"
 	"}";
 
-static const char* texture_fragment = 
+static const char* texture_fragment =
 	"in vec2            tex_coord0;"
 	"in vec4            color;"
 
@@ -91,6 +93,7 @@ RenderWorld::RenderWorld()
 	: m_mesh_pool(default_allocator(), MAX_MESHES, sizeof(Mesh), CE_ALIGNOF(Mesh))
 	, m_sprite_pool(default_allocator(), MAX_SPRITES, sizeof(Sprite), CE_ALIGNOF(Sprite))
 	, m_material_pool(default_allocator(), MAX_MATERIALS, sizeof(Material), CE_ALIGNOF(Material))
+	, m_gui_pool(default_allocator(), MAX_GUIS, sizeof(Gui), CE_ALIGNOF(Gui))
 {
 	Renderer* r = device()->renderer();
 
@@ -187,6 +190,31 @@ Material* RenderWorld::lookup_material(MaterialId id)
 	return m_materials.lookup(id);
 }
 
+//-----------------------------------------------------------------------------
+GuiId RenderWorld::create_gui(GuiResource* gr)
+{
+	Renderer* r = device()->renderer();
+	Gui* gui = CE_NEW(m_gui_pool, Gui)(*this, gr, *r);
+	return m_guis.create(gui);
+}
+
+//-----------------------------------------------------------------------------
+void RenderWorld::destroy_gui(GuiId id)
+{
+	CE_ASSERT(m_guis.has(id), "Gui does not exist");
+
+	CE_DELETE(m_gui_pool, m_guis.lookup(id));
+	m_guis.destroy(id);
+}
+
+//-----------------------------------------------------------------------------
+Gui* RenderWorld::lookup_gui(GuiId id)
+{
+	CE_ASSERT(m_guis.has(id), "Gui does not exist");
+	
+	return m_guis.lookup(id);
+}
+
 //-----------------------------------------------------------------------------
 void RenderWorld::update(const Matrix4x4& view, const Matrix4x4& projection, uint16_t x, uint16_t y, uint16_t width, uint16_t height)
 {
@@ -212,18 +240,25 @@ void RenderWorld::update(const Matrix4x4& view, const Matrix4x4& projection, uin
 		r->set_vertex_buffer(mesh->m_vbuffer);
 		r->set_index_buffer(mesh->m_ibuffer);
 		r->set_program(default_program);
-		/*r->set_texture(0, u_albedo_0, grass_texture, TEXTURE_FILTER_LINEAR | TEXTURE_WRAP_CLAMP_EDGE);
-		r->set_uniform(u_brightness, UNIFORM_FLOAT_1, &brightness, 1);*/
+		// r->set_texture(0, u_albedo_0, grass_texture, TEXTURE_FILTER_LINEAR | TEXTURE_WRAP_CLAMP_EDGE);
+		// r->set_uniform(u_brightness, UNIFORM_FLOAT_1, &brightness, 1);
 
 		r->set_pose(mesh->world_pose());
 		r->commit(0);
 	}
 
+	// Draw all sprites
 	for (uint32_t s = 0; s < m_sprite.size(); s++)
 	{
 		r->set_program(texture_program);
 		m_sprite[s]->render(*r, u_albedo_0);
 	}
+
+	// Draw all guis
+	for (uint32_t g = 0; g < m_guis.size(); g++)
+	{
+		m_guis[g]->render(*r, u_albedo_0);
+	}
 }
 
 } // namespace crown

engine/RenderWorld.h

@@ -35,6 +35,7 @@ OTHER DEALINGS IN THE SOFTWARE.
 #define MAX_MESHES 100
 #define MAX_SPRITES 256
 #define MAX_MATERIALS 256
+#define MAX_GUIS 8
 
 namespace crown
 {
@@ -42,6 +43,7 @@ namespace crown
 typedef Id MeshId;
 typedef Id SpriteId;
 typedef Id MaterialId;
+typedef Id GuiId;
 
 struct Material;
 struct MaterialResource;
@@ -50,6 +52,10 @@ struct MeshResource;
 struct SceneGraph;
 struct Sprite;
 struct SpriteResource;
+struct Gui;
+struct Vector2;
+struct Vector3;
+struct GuiResource;
 
 class RenderWorld
 {
@@ -70,6 +76,10 @@ public:
 	void		destroy_material(MaterialId id);
 	Material*	lookup_material(MaterialId id);
 
+	GuiId		create_gui(GuiResource* gr);
+	void		destroy_gui(GuiId id);
+	Gui*		lookup_gui(GuiId id);
+
 	void		update(const Matrix4x4& view, const Matrix4x4& projection, uint16_t x, uint16_t y, uint16_t width, uint16_t height);
 
 private:
@@ -77,10 +87,12 @@ private:
 	PoolAllocator						m_mesh_pool;
 	PoolAllocator						m_sprite_pool;
 	PoolAllocator						m_material_pool;
+	PoolAllocator						m_gui_pool;
 
 	IdArray<MAX_MESHES, Mesh*>			m_mesh;
 	IdArray<MAX_SPRITES, Sprite*>		m_sprite;
 	IdArray<MAX_MATERIALS, Material*>	m_materials;
+	IdArray<MAX_GUIS, Gui*>				m_guis;
 };
 
 } // namespace crown