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Diffstat (limited to 'intern/cycles/kernel/svm/brightness.h')
-rw-r--r-- | intern/cycles/kernel/svm/brightness.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/intern/cycles/kernel/svm/brightness.h b/intern/cycles/kernel/svm/brightness.h new file mode 100644 index 00000000000..5c82a4347cd --- /dev/null +++ b/intern/cycles/kernel/svm/brightness.h @@ -0,0 +1,39 @@ +/* + * 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. + */ + +#pragma once + +#include "kernel/svm/color_util.h" + +CCL_NAMESPACE_BEGIN + +ccl_device_noinline void svm_node_brightness( + ccl_private ShaderData *sd, ccl_private float *stack, uint in_color, uint out_color, uint node) +{ + uint bright_offset, contrast_offset; + float3 color = stack_load_float3(stack, in_color); + + svm_unpack_node_uchar2(node, &bright_offset, &contrast_offset); + float brightness = stack_load_float(stack, bright_offset); + float contrast = stack_load_float(stack, contrast_offset); + + color = svm_brightness_contrast(color, brightness, contrast); + + if (stack_valid(out_color)) + stack_store_float3(stack, out_color, color); +} + +CCL_NAMESPACE_END |