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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2006 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup shdnodes
*/
#include "node_shader_util.hh"
namespace blender::nodes::node_shader_sepcomb_rgb_cc {
static void sh_node_seprgb_declare(NodeDeclarationBuilder &b)
{
b.is_function_node();
b.add_input<decl::Color>(N_("Image")).default_value({0.8f, 0.8f, 0.8f, 1.0f});
b.add_output<decl::Float>(N_("R"));
b.add_output<decl::Float>(N_("G"));
b.add_output<decl::Float>(N_("B"));
}
static int gpu_shader_seprgb(GPUMaterial *mat,
bNode *node,
bNodeExecData *UNUSED(execdata),
GPUNodeStack *in,
GPUNodeStack *out)
{
return GPU_stack_link(mat, node, "separate_rgb", in, out);
}
class SeparateRGBFunction : public blender::fn::MultiFunction {
public:
SeparateRGBFunction()
{
static blender::fn::MFSignature signature = create_signature();
this->set_signature(&signature);
}
static blender::fn::MFSignature create_signature()
{
blender::fn::MFSignatureBuilder signature{"Separate RGB"};
signature.single_input<blender::ColorGeometry4f>("Color");
signature.single_output<float>("R");
signature.single_output<float>("G");
signature.single_output<float>("B");
return signature.build();
}
void call(blender::IndexMask mask,
blender::fn::MFParams params,
blender::fn::MFContext UNUSED(context)) const override
{
const blender::VArray<blender::ColorGeometry4f> &colors =
params.readonly_single_input<blender::ColorGeometry4f>(0, "Color");
blender::MutableSpan<float> rs = params.uninitialized_single_output<float>(1, "R");
blender::MutableSpan<float> gs = params.uninitialized_single_output<float>(2, "G");
blender::MutableSpan<float> bs = params.uninitialized_single_output<float>(3, "B");
for (int64_t i : mask) {
blender::ColorGeometry4f color = colors[i];
rs[i] = color.r;
gs[i] = color.g;
bs[i] = color.b;
}
}
};
static void sh_node_seprgb_build_multi_function(blender::nodes::NodeMultiFunctionBuilder &builder)
{
static SeparateRGBFunction fn;
builder.set_matching_fn(fn);
}
} // namespace blender::nodes::node_shader_sepcomb_rgb_cc
void register_node_type_sh_seprgb()
{
namespace file_ns = blender::nodes::node_shader_sepcomb_rgb_cc;
static bNodeType ntype;
sh_fn_node_type_base(&ntype, SH_NODE_SEPRGB, "Separate RGB", NODE_CLASS_CONVERTER);
ntype.declare = file_ns::sh_node_seprgb_declare;
node_type_gpu(&ntype, file_ns::gpu_shader_seprgb);
ntype.build_multi_function = file_ns::sh_node_seprgb_build_multi_function;
nodeRegisterType(&ntype);
}
namespace blender::nodes::node_shader_sepcomb_rgb_cc {
static void sh_node_combrgb_declare(NodeDeclarationBuilder &b)
{
b.is_function_node();
b.add_input<decl::Float>(N_("R")).min(0.0f).max(1.0f);
b.add_input<decl::Float>(N_("G")).min(0.0f).max(1.0f);
b.add_input<decl::Float>(N_("B")).min(0.0f).max(1.0f);
b.add_output<decl::Color>(N_("Image"));
}
static int gpu_shader_combrgb(GPUMaterial *mat,
bNode *node,
bNodeExecData *UNUSED(execdata),
GPUNodeStack *in,
GPUNodeStack *out)
{
return GPU_stack_link(mat, node, "combine_rgb", in, out);
}
static void sh_node_combrgb_build_multi_function(blender::nodes::NodeMultiFunctionBuilder &builder)
{
static blender::fn::CustomMF_SI_SI_SI_SO<float, float, float, blender::ColorGeometry4f> fn{
"Combine RGB",
[](float r, float g, float b) { return blender::ColorGeometry4f(r, g, b, 1.0f); }};
builder.set_matching_fn(fn);
}
} // namespace blender::nodes::node_shader_sepcomb_rgb_cc
void register_node_type_sh_combrgb()
{
namespace file_ns = blender::nodes::node_shader_sepcomb_rgb_cc;
static bNodeType ntype;
sh_fn_node_type_base(&ntype, SH_NODE_COMBRGB, "Combine RGB", NODE_CLASS_CONVERTER);
ntype.declare = file_ns::sh_node_combrgb_declare;
node_type_gpu(&ntype, file_ns::gpu_shader_combrgb);
ntype.build_multi_function = file_ns::sh_node_combrgb_build_multi_function;
nodeRegisterType(&ntype);
}
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