59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
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*
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* SPDX-License-Identifier: Apache-2.0 */
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#pragma once
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CCL_NAMESPACE_BEGIN
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ccl_device_noinline int svm_node_combine_hsv(KernelGlobals kg,
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ccl_private ShaderData *sd,
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ccl_private float *stack,
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uint hue_in,
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uint saturation_in,
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uint value_in,
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int offset)
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{
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uint4 node1 = read_node(kg, &offset);
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uint color_out = node1.y;
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float hue = stack_load_float(stack, hue_in);
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float saturation = stack_load_float(stack, saturation_in);
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float value = stack_load_float(stack, value_in);
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/* Combine, and convert back to RGB */
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float3 color = hsv_to_rgb(make_float3(hue, saturation, value));
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if (stack_valid(color_out)) {
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stack_store_float3(stack, color_out, color);
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}
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return offset;
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}
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ccl_device_noinline int svm_node_separate_hsv(KernelGlobals kg,
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ccl_private ShaderData *sd,
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ccl_private float *stack,
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uint color_in,
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uint hue_out,
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uint saturation_out,
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int offset)
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{
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uint4 node1 = read_node(kg, &offset);
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uint value_out = node1.y;
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float3 color = stack_load_float3(stack, color_in);
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/* Convert to HSV */
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color = rgb_to_hsv(color);
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if (stack_valid(hue_out))
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stack_store_float(stack, hue_out, color.x);
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if (stack_valid(saturation_out))
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stack_store_float(stack, saturation_out, color.y);
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if (stack_valid(value_out))
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stack_store_float(stack, value_out, color.z);
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return offset;
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}
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CCL_NAMESPACE_END
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