1 files changed, 88 insertions, 0 deletions
diff --git a/intern/cycles/kernel/kernels/opencl/kernel_base.cl b/intern/cycles/kernel/kernels/opencl/kernel_base.cl
new file mode 100644
index 00000000000..1c2d89e8a92
--- /dev/null
+++ b/intern/cycles/kernel/kernels/opencl/kernel_base.cl
@@ -0,0 +1,88 @@
+/*
+ * Copyright 2011-2013 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.
+ */
+
+/* OpenCL base kernels entry points */
+
+#include "kernel/kernel_compat_opencl.h"
+#include "kernel/kernel_types.h"
+#include "kernel/kernel_globals.h"
+
+#include "kernel/kernel_film.h"
+
+
+__kernel void kernel_ocl_convert_to_byte(
+	ccl_constant KernelData *data,
+	ccl_global uchar4 *rgba,
+	ccl_global float *buffer,
+
+	KERNEL_BUFFER_PARAMS,
+
+	float sample_scale,
+	int sx, int sy, int sw, int sh, int offset, int stride)
+{
+	KernelGlobals kglobals, *kg = &kglobals;
+
+	kg->data = data;
+
+	kernel_set_buffer_pointers(kg, KERNEL_BUFFER_ARGS);
+	kernel_set_buffer_info(kg);
+
+	int x = sx + ccl_global_id(0);
+	int y = sy + ccl_global_id(1);
+
+	if(x < sx + sw && y < sy + sh)
+		kernel_film_convert_to_byte(kg, rgba, buffer, sample_scale, x, y, offset, stride);
+}
+
+__kernel void kernel_ocl_convert_to_half_float(
+	ccl_constant KernelData *data,
+	ccl_global uchar4 *rgba,
+	ccl_global float *buffer,
+
+	KERNEL_BUFFER_PARAMS,
+
+	float sample_scale,
+	int sx, int sy, int sw, int sh, int offset, int stride)
+{
+	KernelGlobals kglobals, *kg = &kglobals;
+
+	kg->data = data;
+
+	kernel_set_buffer_pointers(kg, KERNEL_BUFFER_ARGS);
+	kernel_set_buffer_info(kg);
+
+	int x = sx + ccl_global_id(0);
+	int y = sy + ccl_global_id(1);
+
+	if(x < sx + sw && y < sy + sh)
+		kernel_film_convert_to_half_float(kg, rgba, buffer, sample_scale, x, y, offset, stride);
+}
+
+__kernel void kernel_ocl_zero_buffer(ccl_global float4 *buffer, uint64_t size, uint64_t offset)
+{
+	size_t i = ccl_global_id(0) + ccl_global_id(1) * ccl_global_size(0);
+
+	if(i < size / sizeof(float4)) {
+		buffer[i+offset/sizeof(float4)] = make_float4(0.0f, 0.0f, 0.0f, 0.0f);
+	}
+	else if(i == size / sizeof(float4)) {
+		ccl_global uchar *b = (ccl_global uchar*)&buffer[i+offset/sizeof(float4)];
+
+		for(i = 0; i < size % sizeof(float4); i++) {
+			*(b++) = 0;
+		}
+	}
+}