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Try to fix the exp2 float version for linux

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sam 2016-10-01 17:59:37 -07:00
parent bdf2738f21
commit bd4268ee18
1 changed files with 7 additions and 1 deletions
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8
libraries/render-utils/src/LightClusterGrid_shared.slh
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@ -1,10 +1,16 @@
// glsl / C++ compatible source as interface for FrustrumGrid // glsl / C++ compatible source as interface for FrustrumGrid
#if defined(Q_OS_LINUX)
#define float_exp2 exp2f
#else
#define float_exp2 exp2
#endif
float frustumGrid_depthRampGridToVolume(float ngrid) { float frustumGrid_depthRampGridToVolume(float ngrid) {
//if (ngrid < 0.0f) //if (ngrid < 0.0f)
// return ngrid; // return ngrid;
// return ngrid; // return ngrid;
// return sqrt(ngrid); // return sqrt(ngrid);
return exp2(float(ngrid)) - 1.0f; return float_exp2(ngrid) - 1.0f;
} }
float frustumGrid_depthRampInverseVolumeToGrid(float nvolume) { float frustumGrid_depthRampInverseVolumeToGrid(float nvolume) {
//if (nvolume < 0.0f) //if (nvolume < 0.0f)