66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
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/* 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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/* Conversion Nodes */
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ccl_device_noinline void svm_node_convert(KernelGlobals kg,
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ccl_private ShaderData *sd,
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ccl_private float *stack,
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uint type,
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uint from,
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uint to)
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{
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switch (type) {
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case NODE_CONVERT_FI: {
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float f = stack_load_float(stack, from);
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stack_store_int(stack, to, float_to_int(f));
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break;
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}
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case NODE_CONVERT_FV: {
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float f = stack_load_float(stack, from);
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stack_store_float3(stack, to, make_float3(f, f, f));
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break;
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}
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case NODE_CONVERT_CF: {
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float3 f = stack_load_float3(stack, from);
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float g = linear_rgb_to_gray(kg, f);
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stack_store_float(stack, to, g);
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break;
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}
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case NODE_CONVERT_CI: {
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float3 f = stack_load_float3(stack, from);
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int i = (int)linear_rgb_to_gray(kg, f);
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stack_store_int(stack, to, i);
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break;
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}
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case NODE_CONVERT_VF: {
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float3 f = stack_load_float3(stack, from);
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float g = average(f);
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stack_store_float(stack, to, g);
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break;
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}
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case NODE_CONVERT_VI: {
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float3 f = stack_load_float3(stack, from);
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int i = (int)average(f);
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stack_store_int(stack, to, i);
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break;
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}
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case NODE_CONVERT_IF: {
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float f = (float)stack_load_int(stack, from);
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stack_store_float(stack, to, f);
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break;
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}
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case NODE_CONVERT_IV: {
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float f = (float)stack_load_int(stack, from);
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stack_store_float3(stack, to, make_float3(f, f, f));
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break;
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}
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}
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}
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CCL_NAMESPACE_END
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