public LCC3ShaderAttribute(LCC3ShaderProgram program, LCC3VertexAttrIndex attrIndex)
: base(program, (int)attrIndex)
{
switch (attrIndex)
{
case LCC3VertexAttrIndex.VertexAttribPosition:
this.Semantic = LCC3Semantic.SemanticVertexLocation;
break;
case LCC3VertexAttrIndex.VertexAttribNormal:
this.Semantic = LCC3Semantic.SemanticVertexNormal;
break;
case LCC3VertexAttrIndex.VertexAttribColor:
this.Semantic = LCC3Semantic.SemanticColor;
break;
case LCC3VertexAttrIndex.VertexAttribTexCoords:
this.Semantic = LCC3Semantic.SemanticVertexTexture;
break;
}
this.Location = attrIndex;
}
public LCC3ShaderUniform UniformAtLocation(LCC3VertexAttrIndex uniformLocation)
{
foreach (LCC3ShaderUniform uniform in _uniformsSceneScope)
{
if (uniform.Location == uniformLocation)
{
return uniform;
}
}
foreach (LCC3ShaderUniform uniform in _uniformsNodeScope)
{
if (uniform.Location == uniformLocation)
{
return uniform;
}
}
foreach (LCC3ShaderUniform uniform in _uniformsDrawScope)
{
if (uniform.Location == uniformLocation)
{
return uniform;
}
}
return null;
}
public LCC3ShaderAttribute AttributeAtLocation(LCC3VertexAttrIndex attributeLocation)
{
foreach (LCC3ShaderAttribute attribute in _attributes)
{
if (attribute.Location == attributeLocation)
{
return attribute;
}
}
return null;
}
protected virtual void BindContentToAttributeAtIndexWithVisitor(object[] vertexData, LCC3VertexAttrIndex vaIdx, LCC3NodeDrawingVisitor visitor)
{
visitor.ProgramPipeline.BindVertexContentToAttributeAtIndex(vertexData, _elementType, _shouldNormalizeContent, vaIdx);
}
public void BindContentToAttributeAtIndexWithVisitor(LCC3VertexAttrIndex vaIdx, LCC3NodeDrawingVisitor visitor)
{
if (_vertices != null && _vertexCount > 0)
{
this.BindContentToAttributeAtIndexWithVisitor(_vertices, vaIdx, visitor);
}
}
public LCC3ShaderUniform UniformOverrideAtLocation(LCC3VertexAttrIndex location)
{
foreach (LCC3ShaderUniform uniform in _uniforms)
{
if (uniform.Location == location)
{
return uniform;
}
}
return this.AddUniformOverrideForUniform(_program.UniformAtLocation(location));
}
public static LCC3ShaderAttribute VariableInProgram(LCC3ShaderProgram program, LCC3VertexAttrIndex attrIndex)
{
return new LCC3ShaderAttribute(program, attrIndex);
}
