0e7a696819
And add back the compiler flag that hid them. Pull Request: https://projects.blender.org/blender/blender/pulls/139497
36 lines
1003 B
C
36 lines
1003 B
C
/* SPDX-FileCopyrightText: 2009-2010 Sony Pictures Imageworks Inc., et al. All Rights Reserved.
|
|
* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*
|
|
* Adapted code from Open Shading Language. */
|
|
|
|
#pragma once
|
|
|
|
#include "kernel/globals.h"
|
|
|
|
#include "kernel/svm/math_util.h"
|
|
#include "kernel/svm/util.h"
|
|
|
|
#include "kernel/util/colorspace.h"
|
|
|
|
CCL_NAMESPACE_BEGIN
|
|
|
|
/* Blackbody Node */
|
|
|
|
ccl_device_noinline void svm_node_blackbody(KernelGlobals kg,
|
|
ccl_private float *stack,
|
|
const uint temperature_offset,
|
|
const uint col_offset)
|
|
{
|
|
/* Input */
|
|
const float temperature = stack_load_float(stack, temperature_offset);
|
|
|
|
float3 color_rgb = rec709_to_rgb(kg, svm_math_blackbody_color_rec709(temperature));
|
|
color_rgb = max(color_rgb, zero_float3());
|
|
|
|
stack_store_float3(stack, col_offset, color_rgb);
|
|
}
|
|
|
|
CCL_NAMESPACE_END
|