Method DrawSingleSprite

TombEngine/Renderer/RendererSprites.cpp:428–506

	}

	void Renderer::DrawSingleSprite(RendererSortableObject* object, RendererObjectType lastObjectType, RenderView& view)
	{
		_context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);

		BindRenderTargetAsTexture(TextureRegister::GBufferDepthMap, &_depthRenderTarget, SamplerStateRegister::LinearClamp);

		SetDepthState(DepthState::Read);
		SetCullMode(CullMode::None);
		SetBlendMode(object->Sprite->BlendMode);
		SetAlphaTest(AlphaTestMode::GreatherThan, ALPHA_TEST_THRESHOLD);

		_shaders.Bind(Shader::InstancedSprites);

		_stInstancedSpriteBuffer.Sprites[0].World = object->Sprite->Type != SpriteType::ThreeD ?
			GetWorldMatrixForSprite(*object->Sprite, view) :
			Matrix::Identity;
		_stInstancedSpriteBuffer.Sprites[0].PerVertexColor = 1;
		_stInstancedSpriteBuffer.Sprites[0].IsSoftParticle = object->Sprite->SoftParticle ? 1 : 0;
		_stInstancedSpriteBuffer.Sprites[0].RenderType = (int)object->Sprite->renderType;

		PackSpriteTextureCoordinates(0, object->Sprite->Sprite);

		UpdateConstantBuffer(_stInstancedSpriteBuffer, _cbInstancedSpriteBuffer);;

		BindTexture(TextureRegister::ColorMap, object->Sprite->Sprite->Texture, SamplerStateRegister::LinearClamp);
		
		// Set up vertex buffer and parameters.
		unsigned int stride = sizeof(Vertex);
		unsigned int offset = 0;

		if (object->Sprite->Type != SpriteType::ThreeD)
		{
			_context->IASetVertexBuffers(0, 1, _quadVertexBuffer.Buffer.GetAddressOf(), &stride, &offset);
		}
		else
		{
			auto vertex0 = Vertex{};
			vertex0.Position = object->Sprite->vtx1;
			vertex0.UV = object->Sprite->Sprite->UV[0];
			vertex0.Color = VectorColorToRGBA_TempToVector4(object->Sprite->c1);
			vertex0.Effects = 0 << INDEX_IN_POLY_VERTEX_SHIFT;

			auto vertex1 = Vertex{};
			vertex1.Position = object->Sprite->vtx2;
			vertex1.UV = object->Sprite->Sprite->UV[1];
			vertex1.Color = VectorColorToRGBA_TempToVector4(object->Sprite->c2);
			vertex1.Effects = 1 << INDEX_IN_POLY_VERTEX_SHIFT;

			auto vertex2 = Vertex{};
			vertex2.Position = object->Sprite->vtx3;
			vertex2.UV = object->Sprite->Sprite->UV[2];
			vertex2.Color = VectorColorToRGBA_TempToVector4(object->Sprite->c3);
			vertex2.Effects = 2 << INDEX_IN_POLY_VERTEX_SHIFT;

			auto vertex3 = Vertex{};
			vertex3.Position = object->Sprite->vtx4;
			vertex3.UV = object->Sprite->Sprite->UV[3];
			vertex3.Color = VectorColorToRGBA_TempToVector4(object->Sprite->c4);