diff options
| author | Patrick Mours <pmours@nvidia.com> | 2019-08-21 13:03:32 +0300 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2019-08-26 11:26:53 +0300 |
| commit | edbb755dfe54f929c08aa6ec77c134462581fbfe (patch) | |
| tree | 9328ae9818f7d55f7e9f5a19a74187bde941784c /intern/cycles/kernel/kernel_shader.h | |
| parent | b05e7ea7197ca4b66f74359a8e43e6a0b419de2d (diff) | |
Cycles: tweaks for better GPU code generation
Uninitialized variables are harder to handle for the compiler.
Ref D5363
Diffstat (limited to 'intern/cycles/kernel/kernel_shader.h')
| -rw-r--r-- | intern/cycles/kernel/kernel_shader.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/intern/cycles/kernel/kernel_shader.h b/intern/cycles/kernel/kernel_shader.h index ed1a60a664f..4688857b718 100644 --- a/intern/cycles/kernel/kernel_shader.h +++ b/intern/cycles/kernel/kernel_shader.h @@ -778,7 +778,7 @@ ccl_device_inline int shader_bsdf_sample(KernelGlobals *kg, kernel_assert(CLOSURE_IS_BSDF(sc->type)); int label; - float3 eval; + float3 eval = make_float3(0.0f, 0.0f, 0.0f); *pdf = 0.0f; label = bsdf_sample(kg, sd, sc, randu, randv, &eval, omega_in, domega_in, pdf); @@ -808,7 +808,7 @@ ccl_device int shader_bsdf_sample_closure(KernelGlobals *kg, PROFILING_INIT(kg, PROFILING_CLOSURE_SAMPLE); int label; - float3 eval; + float3 eval = make_float3(0.0f, 0.0f, 0.0f); *pdf = 0.0f; label = bsdf_sample(kg, sd, sc, randu, randv, &eval, omega_in, domega_in, pdf); @@ -1221,7 +1221,7 @@ ccl_device int shader_volume_phase_sample(KernelGlobals *kg, * depending on color channels, even if this is perhaps not a common case */ const ShaderClosure *sc = &sd->closure[sampled]; int label; - float3 eval; + float3 eval = make_float3(0.0f, 0.0f, 0.0f); *pdf = 0.0f; label = volume_phase_sample(sd, sc, randu, randv, &eval, omega_in, domega_in, pdf); @@ -1246,7 +1246,7 @@ ccl_device int shader_phase_sample_closure(KernelGlobals *kg, PROFILING_INIT(kg, PROFILING_CLOSURE_VOLUME_SAMPLE); int label; - float3 eval; + float3 eval = make_float3(0.0f, 0.0f, 0.0f); *pdf = 0.0f; label = volume_phase_sample(sd, sc, randu, randv, &eval, omega_in, domega_in, pdf); |