forked from bartvdbraak/blender
Brecht Van Lommel
9b6ed3a42b
Reviewed By: dingto, sergey Differential Revision: https://developer.blender.org/D2127
86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/*
|
|
* Adapted from Open Shading Language with this license:
|
|
*
|
|
* Copyright (c) 2009-2010 Sony Pictures Imageworks Inc., et al.
|
|
* All Rights Reserved.
|
|
*
|
|
* Modifications Copyright 2011, Blender Foundation.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* * Neither the name of Sony Pictures Imageworks nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <OpenImageIO/fmath.h>
|
|
|
|
#include <OSL/genclosure.h>
|
|
|
|
#include "kernel_compat_cpu.h"
|
|
#include "osl_closures.h"
|
|
|
|
#include "kernel_types.h"
|
|
#include "kernel_montecarlo.h"
|
|
#include "closure/alloc.h"
|
|
#include "closure/bsdf_diffuse_ramp.h"
|
|
|
|
CCL_NAMESPACE_BEGIN
|
|
|
|
using namespace OSL;
|
|
|
|
class DiffuseRampClosure : public CBSDFClosure {
|
|
public:
|
|
DiffuseRampBsdf params;
|
|
Color3 colors[8];
|
|
|
|
void setup(ShaderData *sd, int /* path_flag */, float3 weight)
|
|
{
|
|
DiffuseRampBsdf *bsdf = (DiffuseRampBsdf*)bsdf_alloc_osl(sd, sizeof(DiffuseRampBsdf), weight, ¶ms);
|
|
|
|
if(bsdf) {
|
|
bsdf->colors = (float3*)closure_alloc_extra(sd, sizeof(float3)*8);
|
|
|
|
if(bsdf->colors) {
|
|
for(int i = 0; i < 8; i++)
|
|
bsdf->colors[i] = TO_FLOAT3(colors[i]);
|
|
|
|
sd->flag |= bsdf_diffuse_ramp_setup(bsdf);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
ClosureParam *closure_bsdf_diffuse_ramp_params()
|
|
{
|
|
static ClosureParam params[] = {
|
|
CLOSURE_FLOAT3_PARAM(DiffuseRampClosure, params.N),
|
|
CLOSURE_COLOR_ARRAY_PARAM(DiffuseRampClosure, colors, 8),
|
|
CLOSURE_STRING_KEYPARAM(DiffuseRampClosure, label, "label"),
|
|
CLOSURE_FINISH_PARAM(DiffuseRampClosure)
|
|
};
|
|
return params;
|
|
}
|
|
|
|
CCLOSURE_PREPARE(closure_bsdf_diffuse_ramp_prepare, DiffuseRampClosure)
|
|
|
|
CCL_NAMESPACE_END
|
|
|