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/* SPDX-License-Identifier: Apache-2.0
* Copyright 2011-2022 Blender Foundation */
#pragma once
CCL_NAMESPACE_BEGIN
/* Conversion Nodes */
ccl_device_noinline void svm_node_convert(KernelGlobals kg,
ccl_private ShaderData *sd,
ccl_private float *stack,
uint type,
uint from,
uint to)
{
switch (type) {
case NODE_CONVERT_FI: {
float f = stack_load_float(stack, from);
stack_store_int(stack, to, float_to_int(f));
break;
}
case NODE_CONVERT_FV: {
float f = stack_load_float(stack, from);
stack_store_float3(stack, to, make_float3(f, f, f));
break;
}
case NODE_CONVERT_CF: {
float3 f = stack_load_float3(stack, from);
float g = linear_rgb_to_gray(kg, f);
stack_store_float(stack, to, g);
break;
}
case NODE_CONVERT_CI: {
float3 f = stack_load_float3(stack, from);
int i = (int)linear_rgb_to_gray(kg, f);
stack_store_int(stack, to, i);
break;
}
case NODE_CONVERT_VF: {
float3 f = stack_load_float3(stack, from);
float g = average(f);
stack_store_float(stack, to, g);
break;
}
case NODE_CONVERT_VI: {
float3 f = stack_load_float3(stack, from);
int i = (int)average(f);
stack_store_int(stack, to, i);
break;
}
case NODE_CONVERT_IF: {
float f = (float)stack_load_int(stack, from);
stack_store_float(stack, to, f);
break;
}
case NODE_CONVERT_IV: {
float f = (float)stack_load_int(stack, from);
stack_store_float3(stack, to, make_float3(f, f, f));
break;
}
}
}
CCL_NAMESPACE_END
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