WrapShaderBindings.h

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// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
// SPDX-FileCopyrightText: 2026 Jorrit Rouwe
// SPDX-License-Identifier: MIT
 
 
    // First WrapShaderBegin.h should have been included, then the shader code
 
    virtual void            Bind(const char *inName, void *inData, uint64 inSize) override
    {
        // Don't redefine constants
        #undef JPH_SHADER_CONSTANT
        #define JPH_SHADER_CONSTANT(type, name, value)
 
        // Don't redefine structs
        #undef JPH_SHADER_STRUCT_BEGIN
        #undef JPH_SHADER_STRUCT_MEMBER
        #undef JPH_SHADER_STRUCT_END
        #define JPH_SHADER_STRUCT_BEGIN(name)
        #define JPH_SHADER_STRUCT_MEMBER(type, name)
        #define JPH_SHADER_STRUCT_END(name)
 
        // When a constant buffer is bound, copy the data into the members
        #undef JPH_SHADER_CONSTANTS_BEGIN
        #undef JPH_SHADER_CONSTANTS_MEMBER
        #define JPH_SHADER_CONSTANTS_BEGIN(type, name)  case HashString(#name): memcpy(&name + 1, inData, size_t(inSize));  break; // Very hacky way to get the address of the first constant and to copy the entire block of constants
        #define JPH_SHADER_CONSTANTS_MEMBER(type, name)
 
        // When a buffer is bound, set the pointer
        #undef JPH_SHADER_BIND_BUFFER
        #undef JPH_SHADER_BIND_RW_BUFFER
        #define JPH_SHADER_BIND_BUFFER(type, name)      case HashString(#name): name = (const type *)inData;        break;
        #define JPH_SHADER_BIND_RW_BUFFER(type, name)   case HashString(#name): name = (type *)inData;              break;
 
        switch (HashString(inName))
        {
            // Now include the shader bindings followed by WrapShaderEnd.h