Differential D9039 Diff 29413 intern/cycles/kernel/split/kernel_buffer_update.h

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intern/cycles/kernel/split/kernel_buffer_update.h

Show First 20 Lines • Show All 53 Lines • ▼ Show 20 Lines	ccl_device void kernel_buffer_update(KernelGlobals *kg,
char enqueue_flag = 0;		char enqueue_flag = 0;
ray_index = get_ray_index(kg,		ray_index = get_ray_index(kg,
ray_index,		ray_index,
QUEUE_HITBG_BUFF_UPDATE_TOREGEN_RAYS,		QUEUE_HITBG_BUFF_UPDATE_TOREGEN_RAYS,
kernel_split_state.queue_data,		kernel_split_state.queue_data,
kernel_split_params.queue_size,		kernel_split_params.queue_size,
1);		1);

#ifdef __COMPUTE_DEVICE_GPU__
/* If we are executing on a GPU device, we exit all threads that are not
* required.
*
* If we are executing on a CPU device, then we need to keep all threads
* active since we have barrier() calls later in the kernel. CPU devices,
* expect all threads to execute barrier statement.
*/
if (ray_index == QUEUE_EMPTY_SLOT) {
return;
}
#endif

#ifndef __COMPUTE_DEVICE_GPU__
if (ray_index != QUEUE_EMPTY_SLOT) {		if (ray_index != QUEUE_EMPTY_SLOT) {
#endif

ccl_global char *ray_state = kernel_split_state.ray_state;		ccl_global char *ray_state = kernel_split_state.ray_state;
ccl_global PathState *state = &kernel_split_state.path_state[ray_index];		ccl_global PathState *state = &kernel_split_state.path_state[ray_index];
PathRadiance *L = &kernel_split_state.path_radiance[ray_index];		PathRadiance *L = &kernel_split_state.path_radiance[ray_index];
ccl_global Ray *ray = &kernel_split_state.ray[ray_index];		ccl_global Ray *ray = &kernel_split_state.ray[ray_index];
ccl_global float3 *throughput = &kernel_split_state.throughput[ray_index];		ccl_global float3 *throughput = &kernel_split_state.throughput[ray_index];
bool ray_was_updated = false;		bool ray_was_updated = false;

if (IS_STATE(ray_state, ray_index, RAY_UPDATE_BUFFER)) {		if (IS_STATE(ray_state, ray_index, RAY_UPDATE_BUFFER)) {
▲ Show 20 Lines • Show All 61 Lines • ▼ Show 20 Lines	#endif
ASSIGN_RAY_STATE(ray_state, ray_index, RAY_REGENERATED);		ASSIGN_RAY_STATE(ray_state, ray_index, RAY_REGENERATED);
enqueue_flag = 1;		enqueue_flag = 1;
}		}
else {		else {
ASSIGN_RAY_STATE(ray_state, ray_index, RAY_TO_REGENERATE);		ASSIGN_RAY_STATE(ray_state, ray_index, RAY_TO_REGENERATE);
}		}
}		}
}		}

#ifndef __COMPUTE_DEVICE_GPU__
}		}
#endif

/* Enqueue RAY_REGENERATED rays into QUEUE_ACTIVE_AND_REGENERATED_RAYS;		/* Enqueue RAY_REGENERATED rays into QUEUE_ACTIVE_AND_REGENERATED_RAYS;
* These rays will be made active during next SceneIntersectkernel.		* These rays will be made active during next SceneIntersectkernel.
*/		*/
enqueue_ray_index_local(ray_index,		enqueue_ray_index_local(ray_index,
QUEUE_ACTIVE_AND_REGENERATED_RAYS,		QUEUE_ACTIVE_AND_REGENERATED_RAYS,
enqueue_flag,		enqueue_flag,
kernel_split_params.queue_size,		kernel_split_params.queue_size,
local_queue_atomics,		local_queue_atomics,
kernel_split_state.queue_data,		kernel_split_state.queue_data,
kernel_split_params.queue_index);		kernel_split_params.queue_index);
}		}

CCL_NAMESPACE_END		CCL_NAMESPACE_END