From edbb755dfe54f929c08aa6ec77c134462581fbfe Mon Sep 17 00:00:00 2001 From: Patrick Mours Date: Wed, 21 Aug 2019 12:03:32 +0200 Subject: Cycles: tweaks for better GPU code generation Uninitialized variables are harder to handle for the compiler. Ref D5363 --- intern/cycles/kernel/kernel_emission.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'intern/cycles/kernel/kernel_emission.h') diff --git a/intern/cycles/kernel/kernel_emission.h b/intern/cycles/kernel/kernel_emission.h index 34300543f91..be0a2bd2d6b 100644 --- a/intern/cycles/kernel/kernel_emission.h +++ b/intern/cycles/kernel/kernel_emission.h @@ -27,7 +27,7 @@ ccl_device_noinline float3 direct_emissive_eval(KernelGlobals *kg, float time) { /* setup shading at emitter */ - float3 eval; + float3 eval = make_float3(0.0f, 0.0f, 0.0f); if (shader_constant_emission_eval(kg, ls->shader, &eval)) { if ((ls->prim != PRIM_NONE) && dot(ls->Ng, I) < 0.0f) { @@ -314,7 +314,7 @@ ccl_device_noinline float3 indirect_background(KernelGlobals *kg, } /* Evaluate background shader. */ - float3 L; + float3 L = make_float3(0.0f, 0.0f, 0.0f); if (!shader_constant_emission_eval(kg, shader, &L)) { # ifdef __SPLIT_KERNEL__ Ray priv_ray = *ray; -- cgit v1.2.3