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Fix cycles error for heterogenous volumes, causing double step size to be used.

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This gives longer render times due to smaller step size, double it to get
something more like the previous behavior.
This commit is contained in:
Brecht Van Lommel 2014-03-29 13:03:49 +01:00
parent 28954ce9c4
commit f5ab699fe8
1 changed files with 2 additions and 2 deletions
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4
intern/cycles/kernel/kernel_volume.h
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@ -151,7 +151,7 @@ ccl_device void kernel_volume_shadow_heterogeneous(KernelGlobals *kg, PathState
for(int i = 0; i < max_steps; i++) {
/* advance to new position */
float new_t = min(ray->t, t + random_jitter_offset + i * step);
float new_t = min(ray->t, random_jitter_offset + i * step);
float3 new_P = ray->P + ray->D * new_t;
float3 new_sigma_t;
@ -398,7 +398,7 @@ ccl_device VolumeIntegrateResult kernel_volume_integrate_heterogeneous(KernelGlo
for(int i = 0; i < max_steps; i++) {
/* advance to new position */
float new_t = min(ray->t, t + random_jitter_offset + i * step);
float new_t = min(ray->t, random_jitter_offset + i * step);
float3 new_P = ray->P + ray->D * new_t;
VolumeShaderCoefficients new_coeff;