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#ifndef MATERIAL_PROPERTIES_H
#define MATERIAL_PROPERTIES_H
#include "Runtime/Utilities/dynamic_array.h"
#include "Runtime/Modules/ExportModules.h"
#include "Runtime/GfxDevice/GfxDeviceTypes.h"
class Vector4f;
class Matrix4x4f;
class ColorRGBAf;
namespace Unity { class Material; }
namespace ShaderLab { struct FastPropertyName; }
// Tightly packed buffer of material properties
class EXPORT_COREMODULE MaterialPropertyBlock
{
public:
struct Property
{
int nameIndex;
UInt8 rows;
UInt8 cols;
UInt8 texDim; // if texDim==None, this is a value property
// These should not be size_t, as the GfxDevice may run across processes of different
// bitness, and the data serialized in the command buffer must match.
UInt32 arraySize;
UInt32 offset;
};
MaterialPropertyBlock() {}
// Does not copy data!
MaterialPropertyBlock(Property* props, size_t propCount, float* buffer, size_t bufSize);
// Clear all properties
void Clear();
// Add Properties without checking if another property with the same name exists
void AddProperty(const ShaderLab::FastPropertyName& name, const float* data, UInt8 rows, UInt8 cols, size_t arraySize);
void AddPropertyFloat(const ShaderLab::FastPropertyName& name, float val);
void AddPropertyVector(const ShaderLab::FastPropertyName& name, const Vector4f& vec);
void AddPropertyColor(const ShaderLab::FastPropertyName& name, const ColorRGBAf& col);
void AddPropertyMatrix(const ShaderLab::FastPropertyName& name, const Matrix4x4f& mat);
void AddPropertyTexture(const ShaderLab::FastPropertyName& name, TextureDimension dim, TextureID tid);
// Replace properties
void ReplacePropertyFloat(const ShaderLab::FastPropertyName& name, float data);
void ReplacePropertyVector(const ShaderLab::FastPropertyName& name, const Vector4f& col);
void ReplacePropertyColor(const ShaderLab::FastPropertyName& name, const ColorRGBAf& col);
void ReplacePropertyTexture(const ShaderLab::FastPropertyName& name, TextureDimension dim, TextureID tid);
// Replaces a single float property on either a float1 or one component of a float4.
/// If other components on a float4 are not yet defined, they will be initialized to zero
void ReplacePartialFloatProperty(const ShaderLab::FastPropertyName& name, float data, UInt8 cols, UInt8 colIndex);
void ReplacePartialFloatColorProperty(const ShaderLab::FastPropertyName& name, float data, UInt8 cols, UInt8 colIndex);
const float* FindFloat(const ShaderLab::FastPropertyName& name) const;
const Vector4f* FindVector(const ShaderLab::FastPropertyName& name) const;
bool GetColor(const ShaderLab::FastPropertyName& name, ColorRGBAf& outColor) const;
const Matrix4x4f* FindMatrix(const ShaderLab::FastPropertyName& name) const;
const TextureID FindTexture(const ShaderLab::FastPropertyName& name) const;
const Property* GetPropertiesBegin() const { return m_Properties.begin(); }
const Property* GetPropertiesEnd() const { return m_Properties.end(); }
const float* GetBufferBegin() const { return m_Buffer.begin(); }
const float* GetBufferEnd() const { return m_Buffer.end(); }
const void* Find(const ShaderLab::FastPropertyName& name, UInt8 rows, UInt8 cols, size_t arraySize) const;
int GetPropertyIndex (const ShaderLab::FastPropertyName& name) const;
private:
dynamic_array<Property> m_Properties;
dynamic_array<float> m_Buffer;
};
inline void MaterialPropertyBlock::Clear()
{
m_Properties.resize_uninitialized(0);
m_Buffer.resize_uninitialized(0);
}
#endif
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