vvizfnc_vert.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
 
#ifndef VVIZFNC_VERT_H
#define VVIZFNC_VERT_H
 
void VVizOIV6VertexCompatibility();
 
 
vec4 VVizGenerateVertex();
 
 
vec3 VVizTexGen(vec4 vert);
 
vec3 VVizTexGenVol(vec4 vert);
 
vec3 VVizComputeViewDir();
void VVizComputeBackSliceTexCoordPerspective();
 
void VVizComputeBackSliceTexCoordOrtho();
 
void VVizComputeBackSliceTexCoord();
 
void VVizComputeFrontSliceTexCoord();
 
//Compute lighting vector when multivolume is off.
void VVizComputeLightingVectorsNoMultiVolume();
 
//Compute lighting vector when multivolume is on.
//Vertices are in view space and must be transformed back to object space
void VVizComputeLightingVectorsMultiVolume();
 
void VVizComputeLightingVectorsPerspective();
 
//Compute lighting vector when multivolume is off.
void VVizComputeLightingVectorsOrthoNoMultiVolume();
 
//Compute lighting vector when multivolume is on.
//Vertices are in view space and must be transformed back to object space
void VVizComputeLightingVectorsOrthoMultiVolume();
 
 
void VVizComputeTangentToEyeSpaceMatrix();
 
void VVizComputeLightingVectorsOrtho();
 
void VVizComputeLightingVectors();
 
vec4 VVizTextureLod(sampler3D tex, vec3 tcoord, float mipLevel);
 
vec4 VVizTextureLod(sampler2D tex, vec2 tcoord, float mipLevel);
 
float VVizGetLuminance(VVIZ_DATATYPE data);
 
#endif