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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 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 fn::MultiFunction {
public:
SeparateRGBFunction()
{
static fn::MFSignature signature = create_signature();
this->set_signature(&signature);
}
static fn::MFSignature create_signature()
{
fn::MFSignatureBuilder signature{"Separate RGB"};
signature.single_input<ColorGeometry4f>("Color");
signature.single_output<float>("R");
signature.single_output<float>("G");
signature.single_output<float>("B");
return signature.build();
}
void call(IndexMask mask, fn::MFParams params, fn::MFContext UNUSED(context)) const override
{
const VArray<ColorGeometry4f> &colors = params.readonly_single_input<ColorGeometry4f>(0,
"Color");
MutableSpan<float> rs = params.uninitialized_single_output<float>(1, "R");
MutableSpan<float> gs = params.uninitialized_single_output<float>(2, "G");
MutableSpan<float> bs = params.uninitialized_single_output<float>(3, "B");
for (int64_t i : mask) {
ColorGeometry4f color = colors[i];
rs[i] = color.r;
gs[i] = color.g;
bs[i] = color.b;
}
}
};
static void sh_node_seprgb_build_multi_function(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_LEGACY, "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(NodeMultiFunctionBuilder &builder)
{
static fn::CustomMF_SI_SI_SI_SO<float, float, float, ColorGeometry4f> fn{
"Combine RGB", [](float r, float g, float b) { return 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_LEGACY, "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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