1 files changed, 148 insertions, 0 deletions
diff --git a/intern/cycles/kernel/kernels/cuda/kernel_split.cu b/intern/cycles/kernel/kernels/cuda/kernel_split.cu
new file mode 100644
index 00000000000..43b3d0aa0e6
--- /dev/null
+++ b/intern/cycles/kernel/kernels/cuda/kernel_split.cu
@@ -0,0 +1,148 @@
+/*
+ * Copyright 2011-2016 Blender Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* CUDA split kernel entry points */
+
+#ifdef __CUDA_ARCH__
+
+#define __SPLIT_KERNEL__
+
+#include "kernel/kernel_compat_cuda.h"
+#include "kernel_config.h"
+
+#include "kernel/split/kernel_split_common.h"
+#include "kernel/split/kernel_data_init.h"
+#include "kernel/split/kernel_path_init.h"
+#include "kernel/split/kernel_scene_intersect.h"
+#include "kernel/split/kernel_lamp_emission.h"
+#include "kernel/split/kernel_do_volume.h"
+#include "kernel/split/kernel_queue_enqueue.h"
+#include "kernel/split/kernel_indirect_background.h"
+#include "kernel/split/kernel_shader_setup.h"
+#include "kernel/split/kernel_shader_sort.h"
+#include "kernel/split/kernel_shader_eval.h"
+#include "kernel/split/kernel_holdout_emission_blurring_pathtermination_ao.h"
+#include "kernel/split/kernel_subsurface_scatter.h"
+#include "kernel/split/kernel_direct_lighting.h"
+#include "kernel/split/kernel_shadow_blocked_ao.h"
+#include "kernel/split/kernel_shadow_blocked_dl.h"
+#include "kernel/split/kernel_enqueue_inactive.h"
+#include "kernel/split/kernel_next_iteration_setup.h"
+#include "kernel/split/kernel_indirect_subsurface.h"
+#include "kernel/split/kernel_buffer_update.h"
+
+#include "kernel/kernel_film.h"
+
+/* kernels */
+extern "C" __global__ void
+CUDA_LAUNCH_BOUNDS(CUDA_THREADS_BLOCK_WIDTH, CUDA_KERNEL_MAX_REGISTERS)
+kernel_cuda_state_buffer_size(uint num_threads, uint64_t *size)
+{
+	*size = split_data_buffer_size(NULL, num_threads);
+}
+
+extern "C" __global__ void
+CUDA_LAUNCH_BOUNDS(CUDA_THREADS_BLOCK_WIDTH, CUDA_KERNEL_MAX_REGISTERS)
+kernel_cuda_path_trace_data_init(
+        ccl_global void *split_data_buffer,
+        int num_elements,
+        ccl_global char *ray_state,
+        int start_sample,
+        int end_sample,
+        int sx, int sy, int sw, int sh, int offset, int stride,
+        ccl_global int *Queue_index,
+        int queuesize,
+        ccl_global char *use_queues_flag,
+        ccl_global unsigned int *work_pool_wgs,
+        unsigned int num_samples,
+        ccl_global float *buffer)
+{
+	kernel_data_init(NULL,
+	                 NULL,
+	                 split_data_buffer,
+	                 num_elements,
+	                 ray_state,
+	                 start_sample,
+	                 end_sample,
+	                 sx, sy, sw, sh, offset, stride,
+	                 Queue_index,
+	                 queuesize,
+	                 use_queues_flag,
+	                 work_pool_wgs,
+	                 num_samples,
+	                 buffer);
+}
+
+#define DEFINE_SPLIT_KERNEL_FUNCTION(name) \
+	extern "C" __global__ void \
+	CUDA_LAUNCH_BOUNDS(CUDA_THREADS_BLOCK_WIDTH, CUDA_KERNEL_SPLIT_MAX_REGISTERS) \
+	kernel_cuda_##name() \
+	{ \
+		kernel_##name(NULL); \
+	}
+
+#define DEFINE_SPLIT_KERNEL_FUNCTION_LOCALS(name, type) \
+	extern "C" __global__ void \
+	CUDA_LAUNCH_BOUNDS(CUDA_THREADS_BLOCK_WIDTH, CUDA_KERNEL_SPLIT_MAX_REGISTERS) \
+	kernel_cuda_##name() \
+	{ \
+		ccl_local type locals; \
+		kernel_##name(NULL, &locals); \
+	}
+
+DEFINE_SPLIT_KERNEL_FUNCTION(path_init)
+DEFINE_SPLIT_KERNEL_FUNCTION(scene_intersect)
+DEFINE_SPLIT_KERNEL_FUNCTION(lamp_emission)
+DEFINE_SPLIT_KERNEL_FUNCTION(do_volume)
+DEFINE_SPLIT_KERNEL_FUNCTION_LOCALS(queue_enqueue, QueueEnqueueLocals)
+DEFINE_SPLIT_KERNEL_FUNCTION(indirect_background)
+DEFINE_SPLIT_KERNEL_FUNCTION_LOCALS(shader_setup, uint)
+DEFINE_SPLIT_KERNEL_FUNCTION_LOCALS(shader_sort, ShaderSortLocals)
+DEFINE_SPLIT_KERNEL_FUNCTION(shader_eval)
+DEFINE_SPLIT_KERNEL_FUNCTION_LOCALS(holdout_emission_blurring_pathtermination_ao, BackgroundAOLocals)
+DEFINE_SPLIT_KERNEL_FUNCTION(subsurface_scatter)
+DEFINE_SPLIT_KERNEL_FUNCTION_LOCALS(direct_lighting, uint)
+DEFINE_SPLIT_KERNEL_FUNCTION(shadow_blocked_ao)
+DEFINE_SPLIT_KERNEL_FUNCTION(shadow_blocked_dl)
+DEFINE_SPLIT_KERNEL_FUNCTION_LOCALS(enqueue_inactive, uint)
+DEFINE_SPLIT_KERNEL_FUNCTION_LOCALS(next_iteration_setup, uint)
+DEFINE_SPLIT_KERNEL_FUNCTION(indirect_subsurface)
+DEFINE_SPLIT_KERNEL_FUNCTION_LOCALS(buffer_update, uint)
+
+extern "C" __global__ void
+CUDA_LAUNCH_BOUNDS(CUDA_THREADS_BLOCK_WIDTH, CUDA_KERNEL_MAX_REGISTERS)
+kernel_cuda_convert_to_byte(uchar4 *rgba, float *buffer, float sample_scale, int sx, int sy, int sw, int sh, int offset, int stride)
+{
+	int x = sx + blockDim.x*blockIdx.x + threadIdx.x;
+	int y = sy + blockDim.y*blockIdx.y + threadIdx.y;
+
+	if(x < sx + sw && y < sy + sh)
+		kernel_film_convert_to_byte(NULL, rgba, buffer, sample_scale, x, y, offset, stride);
+}
+
+extern "C" __global__ void
+CUDA_LAUNCH_BOUNDS(CUDA_THREADS_BLOCK_WIDTH, CUDA_KERNEL_MAX_REGISTERS)
+kernel_cuda_convert_to_half_float(uchar4 *rgba, float *buffer, float sample_scale, int sx, int sy, int sw, int sh, int offset, int stride)
+{
+	int x = sx + blockDim.x*blockIdx.x + threadIdx.x;
+	int y = sy + blockDim.y*blockIdx.y + threadIdx.y;
+
+	if(x < sx + sw && y < sy + sh)
+		kernel_film_convert_to_half_float(NULL, rgba, buffer, sample_scale, x, y, offset, stride);
+}
+
+#endif
+