ai_shader_volume.h

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// Copyright 2021 Autodesk, Inc.  All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
 
#pragma once
#include "ai_color.h"
#include "ai_vector.h"
#include "ai_api.h"
#include "ai_string.h"
 
// forward declaration
struct AtShaderGlobals;
 
#define AiVolumeSampleFlt(_channel,_interp,_val)   AiVolumeSampleFltFunc (_channel, sg, _interp, _val)
#define AiVolumeSampleRGB(_channel,_interp,_val)   AiVolumeSampleRGBFunc (_channel, sg, _interp, _val)
#define AiVolumeSampleRGBA(_channel,_interp,_val)  AiVolumeSampleRGBAFunc(_channel, sg, _interp, _val)
#define AiVolumeSampleVec(_channel,_interp,_val)   AiVolumeSampleVecFunc (_channel, sg, _interp, _val)
#define AiVolumeSampleVec2(_channel,_interp,_val)  AiVolumeSampleVec2Func(_channel, sg, _interp, _val)
/*\}*/
 
AI_API AI_DEVICE bool AiVolumeSampleFltFunc (const AtString channel, const AtShaderGlobals *sg, int interp, float*    value);
AI_API AI_DEVICE bool AiVolumeSampleRGBFunc (const AtString channel, const AtShaderGlobals *sg, int interp, AtRGB*    value);
AI_API AI_DEVICE bool AiVolumeSampleRGBAFunc(const AtString channel, const AtShaderGlobals *sg, int interp, AtRGBA*   value);
AI_API AI_DEVICE bool AiVolumeSampleVecFunc (const AtString channel, const AtShaderGlobals *sg, int interp, AtVector* value);
AI_API AI_DEVICE bool AiVolumeSampleVec2Func(const AtString channel, const AtShaderGlobals *sg, int interp, AtVector2* value);
 
/*\}*/