GLUniform._global -> _updateType

This will be required for `PushBuffer` to correctly sort uniforms. Also updates `GLShader.WriteUniformsToBuffer()` to use `mode` and `filter` arguments to select the correct uniforms.

Author: VReaperV

src/engine/renderer/Material.cpp

@@ -161,7 +161,7 @@ void UpdateSurfaceDataGeneric3D( uint32_t* materials, shaderStage_t* pStage, boo
 
 	gl_genericShaderMaterial->SetUniform_DepthScale( pStage->depthFadeValue );
 
-	gl_genericShaderMaterial->WriteUniformsToBuffer( materials );
+	gl_genericShaderMaterial->WriteUniformsToBuffer( materials, GLShader::MATERIAL );
 }
 
 void UpdateSurfaceDataLightMapping( uint32_t* materials, shaderStage_t* pStage, bool, bool vertexLit, bool fullbright ) {
@@ -207,7 +207,7 @@ void UpdateSurfaceDataLightMapping( uint32_t* materials, shaderStage_t* pStage,
 
 	gl_lightMappingShaderMaterial->SetUniform_SpecularExponent( specExpMin, specExpMax );
 
-	gl_lightMappingShaderMaterial->WriteUniformsToBuffer( materials );
+	gl_lightMappingShaderMaterial->WriteUniformsToBuffer( materials, GLShader::MATERIAL );
 }
 
 void UpdateSurfaceDataReflection( uint32_t* materials, shaderStage_t* pStage, bool, bool, bool ) {
@@ -244,7 +244,7 @@ void UpdateSurfaceDataReflection( uint32_t* materials, shaderStage_t* pStage, bo
 	gl_reflectionShaderMaterial->SetUniform_ReliefDepthScale( depthScale );
 	gl_reflectionShaderMaterial->SetUniform_ReliefOffsetBias( shader->reliefOffsetBias );
 
-	gl_reflectionShaderMaterial->WriteUniformsToBuffer( materials );
+	gl_reflectionShaderMaterial->WriteUniformsToBuffer( materials, GLShader::MATERIAL );
 }
 
 void UpdateSurfaceDataSkybox( uint32_t* materials, shaderStage_t* pStage, bool, bool, bool ) {
@@ -255,7 +255,7 @@ void UpdateSurfaceDataSkybox( uint32_t* materials, shaderStage_t* pStage, bool,
 	// u_AlphaThreshold
 	gl_skyboxShaderMaterial->SetUniform_AlphaTest( GLS_ATEST_NONE );
 
-	gl_skyboxShaderMaterial->WriteUniformsToBuffer( materials );
+	gl_skyboxShaderMaterial->WriteUniformsToBuffer( materials, GLShader::MATERIAL );
 }
 
 void UpdateSurfaceDataScreen( uint32_t* materials, shaderStage_t* pStage, bool, bool, bool ) {
@@ -268,7 +268,7 @@ void UpdateSurfaceDataScreen( uint32_t* materials, shaderStage_t* pStage, bool,
 	this seems to be the only material system shader that might need it to not be global */
 	gl_screenShaderMaterial->SetUniform_CurrentMapBindless( BindAnimatedImage( 0, &pStage->bundle[TB_COLORMAP] ) );
 
-	gl_screenShaderMaterial->WriteUniformsToBuffer( materials );
+	gl_screenShaderMaterial->WriteUniformsToBuffer( materials, GLShader::MATERIAL );
 }
 
 void UpdateSurfaceDataHeatHaze( uint32_t* materials, shaderStage_t* pStage, bool, bool, bool ) {
@@ -285,7 +285,7 @@ void UpdateSurfaceDataHeatHaze( uint32_t* materials, shaderStage_t* pStage, bool
 	// bind u_NormalScale
 	gl_heatHazeShaderMaterial->SetUniform_NormalScale( normalScale );
 
-	gl_heatHazeShaderMaterial->WriteUniformsToBuffer( materials );
+	gl_heatHazeShaderMaterial->WriteUniformsToBuffer( materials, GLShader::MATERIAL );
 }
 
 void UpdateSurfaceDataLiquid( uint32_t* materials, shaderStage_t* pStage, bool, bool, bool ) {
@@ -331,15 +331,15 @@ void UpdateSurfaceDataLiquid( uint32_t* materials, shaderStage_t* pStage, bool,
 
 	gl_liquidShaderMaterial->SetUniform_NormalScale( normalScale );
 
-	gl_liquidShaderMaterial->WriteUniformsToBuffer( materials );
+	gl_liquidShaderMaterial->WriteUniformsToBuffer( materials, GLShader::MATERIAL );
 }
 
 void UpdateSurfaceDataFog( uint32_t* materials, shaderStage_t* pStage, bool, bool, bool ) {
 	// shader_t* shader = pStage->shader;
 
 	materials += pStage->bufferOffset;
 
-	gl_fogQuake3ShaderMaterial->WriteUniformsToBuffer( materials );
+	gl_fogQuake3ShaderMaterial->WriteUniformsToBuffer( materials, GLShader::MATERIAL );
 }
 
 /*

src/engine/renderer/gl_shader.cpp

@@ -2397,10 +2397,24 @@ void GLShader::SetRequiredVertexPointers()
 	GL_VertexAttribsState( attribs );
 }
 
-void GLShader::WriteUniformsToBuffer( uint32_t* buffer ) {
+void GLShader::WriteUniformsToBuffer( uint32_t* buffer, const Mode mode, const int filter ) {
 	uint32_t* bufPtr = buffer;
-	for ( GLUniform* uniform : _materialSystemUniforms ) {
-		bufPtr = uniform->WriteToBuffer( bufPtr );
+	std::vector<GLUniform*>* uniforms;
+	switch ( mode ) {
+		case MATERIAL:
+			uniforms = &_materialSystemUniforms;
+			break;
+		case PUSH:
+			uniforms = &_pushUniforms;
+			break;
+		default:
+			ASSERT_UNREACHABLE();
+	}
+
+	for ( GLUniform* uniform : *uniforms ) {
+		if ( filter == -1 || uniform->_updateType == filter ) {
+			bufPtr = uniform->WriteToBuffer( bufPtr );
+		}
 	}
 }