expre-gen/blender/3.4/scripts/addons/cycles/source/kernel/svm/brightness.h

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2025-10-17 09:47:23 +08:00
/* SPDX-License-Identifier: Apache-2.0
* Copyright 2011-2022 Blender Foundation */
#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