1 files changed, 130 insertions, 0 deletions
diff --git a/Runtime/GfxDevice/GpuProgramParamsApply.h b/Runtime/GfxDevice/GpuProgramParamsApply.h
new file mode 100644
index 0000000..4ac5ad0
--- /dev/null
+++ b/Runtime/GfxDevice/GpuProgramParamsApply.h
@@ -0,0 +1,130 @@
+#pragma once
+
+
+template<typename SetValuesFunctor>
+void ApplyMaterialPropertyBlockValues(
+	MaterialPropertyBlock& propblock,
+	GpuProgram* activeGpuProgram[kShaderTypeCount],
+	const GpuProgramParameters* activeGpuProgramParams[kShaderTypeCount],
+	SetValuesFunctor& functor)
+{
+	const MaterialPropertyBlock::Property* curProp = propblock.GetPropertiesBegin();
+	const MaterialPropertyBlock::Property* propEnd = propblock.GetPropertiesEnd();
+	const float* propBuffer = propblock.GetBufferBegin();
+	while (curProp != propEnd)
+	{
+		FastPropertyName name;
+		name.index = curProp->nameIndex;
+		for (int shaderType = kShaderVertex; shaderType < kShaderTypeCount; ++shaderType)
+		{
+			GpuProgram* GpuProgram = activeGpuProgram[shaderType];
+			if (!GpuProgram)
+				continue;
+			const GpuProgramParameters* params = activeGpuProgramParams[shaderType];
+
+			if (curProp->texDim != kTexDimNone)
+			{
+				// texture parameter
+				const GpuProgramParameters::TextureParameter* param = params->FindTextureParam(name, (TextureDimension)curProp->texDim);
+				if (!param)
+					continue;
+				const float* val = &propBuffer[curProp->offset];
+				functor.SetTextureVal ((ShaderType)shaderType, param->m_Index, param->m_SamplerIndex, param->m_Dim, TextureID(*(unsigned int*)val));
+			}
+			else
+			{
+				// value parameter
+				int cbIndex;
+				const GpuProgramParameters::ValueParameter* param = params->FindParam(name, &cbIndex);
+				if (!param)
+					continue;
+				if (curProp->rows == 1)
+				{
+					const float* src = &propBuffer[curProp->offset];
+					Vector4f val;
+					if (curProp->cols == 4)
+						val = Vector4f(src);
+					else
+					{
+						DebugAssert(curProp->cols == 1);
+						val = Vector4f(*src, 0, 0, 0);
+					}
+					functor.SetVectorVal ((ShaderType)shaderType, param->m_Type, param->m_Index, val.GetPtr(), curProp->cols, *params, cbIndex);
+				}
+				else if (curProp->rows == 4)
+				{
+					DebugAssert(curProp->cols == 4);
+					const Matrix4x4f* src = (const Matrix4x4f*)&propBuffer[curProp->offset];
+					functor.SetMatrixVal ((ShaderType)shaderType, param->m_Index, src, param->m_RowCount, *params, cbIndex);
+				}
+				else
+				{
+					AssertString("Unknown property dimensions");
+				}
+			}
+		}
+		++curProp;
+	}
+
+	propblock.Clear();
+}
+
+
+// GL ES is different from everyone else, in that shader variables are always for the whole
+// "program" (all shader stages at once).
+template<typename SetValuesFunctor>
+void ApplyMaterialPropertyBlockValuesES(
+	MaterialPropertyBlock& propblock,
+	const GpuProgram* activeProgram,
+	const GpuProgramParameters* activeProgramParams,
+	SetValuesFunctor& functor)
+{
+	if (activeProgram)
+	{
+		const MaterialPropertyBlock::Property* curProp = propblock.GetPropertiesBegin();
+		const MaterialPropertyBlock::Property* propEnd = propblock.GetPropertiesEnd();
+		const float* propBuffer = propblock.GetBufferBegin();
+		while (curProp != propEnd)
+		{
+			FastPropertyName name;
+			name.index = curProp->nameIndex;
+
+			if (curProp->texDim != kTexDimNone)
+			{
+				// texture parameter
+				const GpuProgramParameters::TextureParameter* param = activeProgramParams->FindTextureParam(name, (TextureDimension)curProp->texDim);
+				if (param)
+				{
+					const float* val = &propBuffer[curProp->offset];
+					functor.SetTextureVal (kShaderFragment, param->m_Index, param->m_SamplerIndex, param->m_Dim, TextureID(*(unsigned int*)val));
+				}
+			}
+			else
+			{
+				// value parameter
+				const GpuProgramParameters::ValueParameter* param = activeProgramParams->FindParam(name);
+				if (param && curProp->rows == param->m_RowCount)
+				{
+					if (curProp->rows == 1)
+					{
+						const float* src = &propBuffer[curProp->offset];
+						functor.SetVectorVal (param->m_Type, param->m_Index, src, param->m_ColCount);
+					}
+					else if (curProp->rows == 4)
+					{
+						DebugAssert(curProp->cols == 4);
+						const Matrix4x4f* src = (const Matrix4x4f*)&propBuffer[curProp->offset];
+						functor.SetMatrixVal (param->m_Index, src, param->m_RowCount);
+					}
+					else
+					{
+						AssertString("Unknown property dimensions");
+					}
+				}
+			}
+			++curProp;
+		}
+	}
+
+	propblock.Clear();
+}