9cfc7967dd
* Replace license text in headers with SPDX identifiers. * Remove specific license info from outdated readme.txt, instead leave details to the source files. * Add list of SPDX license identifiers used, and corresponding license texts. * Update copyright dates while we're at it. Ref D14069, T95597
31 lines
857 B
C
31 lines
857 B
C
/* SPDX-License-Identifier: Apache-2.0
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* Copyright 2011-2022 Blender Foundation */
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#pragma once
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CCL_NAMESPACE_BEGIN
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ccl_device float invert(float color, float factor)
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{
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return factor * (1.0f - color) + (1.0f - factor) * color;
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}
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ccl_device_noinline void svm_node_invert(ccl_private ShaderData *sd,
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ccl_private float *stack,
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uint in_fac,
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uint in_color,
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uint out_color)
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{
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float factor = stack_load_float(stack, in_fac);
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float3 color = stack_load_float3(stack, in_color);
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color.x = invert(color.x, factor);
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color.y = invert(color.y, factor);
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color.z = invert(color.z, factor);
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if (stack_valid(out_color))
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stack_store_float3(stack, out_color, color);
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}
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CCL_NAMESPACE_END
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