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Cycles: Fix compilation error of LCG RNG

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Sergey Sharybin
2017-03-17 09:58:08 +01:00
parent 439a277aa5
commit e361adbca2
1 changed files with 4 additions and 4 deletions
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8
intern/cycles/kernel/kernel_random.h
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@@ -191,14 +191,14 @@ ccl_device void path_rng_end(KernelGlobals *kg, ccl_global uint *rng_state, RNG
/* Linear Congruential Generator */
ccl_device_forceinline float path_rng_1D(KernelGlobals *kg, RNG& rng, int sample, int num_samples, int dimension)
ccl_device_forceinline float path_rng_1D(KernelGlobals *kg, RNG *rng, int sample, int num_samples, int dimension)
{
/* implicit mod 2^32 */
rng = (1103515245*(rng) + 12345);
return (float)rng * (1.0f/(float)0xFFFFFFFF);
*rng = (1103515245*(*rng) + 12345);
return (float)*rng * (1.0f/(float)0xFFFFFFFF);
}
ccl_device_inline void path_rng_2D(KernelGlobals *kg, RNG& rng, int sample, int num_samples, int dimension, float *fx, float *fy)
ccl_device_inline void path_rng_2D(KernelGlobals *kg, RNG *rng, int sample, int num_samples, int dimension, float *fx, float *fy)
{
*fx = path_rng_1D(kg, rng, sample, num_samples, dimension);
*fy = path_rng_1D(kg, rng, sample, num_samples, dimension + 1);