Page MenuHome
Differential D7860 Diff 25187 intern/cycles/kernel/kernel_path.h

Changeset View

Standalone View

View Options

intern/cycles/kernel/kernel_path.h

Show First 20 Lines • Show All 56 Lines • ▼ Show 20 Lines
ccl_device_forceinline bool kernel_path_scene_intersect(KernelGlobals *kg, ccl_device_forceinline bool kernel_path_scene_intersect(KernelGlobals *kg,
ccl_addr_space PathState *state, ccl_addr_space PathState *state,
Ray *ray, Ray *ray,
Intersection *isect, Intersection *isect,
PathRadiance *L) PathRadiance *L)
{ {
PROFILING_INIT(kg, PROFILING_SCENE_INTERSECT); PROFILING_INIT(kg, PROFILING_SCENE_INTERSECT);
uint visibility = path_state_ray_visibility(kg, state); uint visibility = path_state_ray_visibility(kg, state->flag);
if (path_state_ao_bounce(kg, state)) { if (path_state_ao_bounce(kg, state)) {
visibility = PATH_RAY_SHADOW; visibility = PATH_RAY_SHADOW;
ray->t = kernel_data.background.ao_distance; ray->t = kernel_data.background.ao_distance;
} }
bool hit = scene_intersect(kg, ray, visibility, isect); bool hit = scene_intersect(kg, ray, visibility, isect);
▲ Show 20 Lines • Show All 84 Lines • ▼ Show 20 Lines
{ {
PROFILING_INIT(kg, PROFILING_VOLUME); PROFILING_INIT(kg, PROFILING_VOLUME);
/* Sanitize volume stack. */ /* Sanitize volume stack. */
if (!hit) { if (!hit) {
kernel_volume_clean_stack(kg, state->volume_stack); kernel_volume_clean_stack(kg, state->volume_stack);
} }
if (state->volume_stack[0].shader == SHADER_NONE) { if (!kernel_volume_stack_is_visible(kg, state->volume_stack, state->flag)) {
return VOLUME_PATH_ATTENUATED; return VOLUME_PATH_ATTENUATED;
} }
/* volume attenuation, emission, scatter */ /* volume attenuation, emission, scatter */
Ray volume_ray = *ray; Ray volume_ray = *ray;
volume_ray.t = (hit) ? isect->t : FLT_MAX; volume_ray.t = (hit) ? isect->t : FLT_MAX;
float step_size = volume_stack_step_size(kg, state->volume_stack); float step_size = volume_stack_step_size(kg, state->volume_stack);
▲ Show 20 Lines • Show All 535 Lines • Show Last 20 Lines