11ae08157e
Not sure what is happening here, needs to be checked by someone on Mac. Let's revert for now, it's not like this is a critical change. Pull Request: https://projects.blender.org/blender/blender/pulls/110443
49 lines
1.5 KiB
C
49 lines
1.5 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 void svm_node_hsv(KernelGlobals kg,
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ccl_private ShaderData *sd,
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ccl_private float *stack,
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uint4 node)
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{
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uint in_color_offset, fac_offset, out_color_offset;
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uint hue_offset, sat_offset, val_offset;
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svm_unpack_node_uchar3(node.y, &in_color_offset, &fac_offset, &out_color_offset);
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svm_unpack_node_uchar3(node.z, &hue_offset, &sat_offset, &val_offset);
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float fac = stack_load_float(stack, fac_offset);
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float3 in_color = stack_load_float3(stack, in_color_offset);
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float3 color = in_color;
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float hue = stack_load_float(stack, hue_offset);
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float sat = stack_load_float(stack, sat_offset);
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float val = stack_load_float(stack, val_offset);
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color = rgb_to_hsv(color);
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color.x = fractf(color.x + hue + 0.5f);
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color.y = saturatef(color.y * sat);
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color.z *= val;
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color = hsv_to_rgb(color);
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color.x = fac * color.x + (1.0f - fac) * in_color.x;
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color.y = fac * color.y + (1.0f - fac) * in_color.y;
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color.z = fac * color.z + (1.0f - fac) * in_color.z;
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/* Clamp color to prevent negative values caused by over saturation. */
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color.x = max(color.x, 0.0f);
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color.y = max(color.y, 0.0f);
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color.z = max(color.z, 0.0f);
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if (stack_valid(out_color_offset))
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stack_store_float3(stack, out_color_offset, color);
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}
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CCL_NAMESPACE_END
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