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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.h"
/* **************** SEPARATE RGBA ******************** */
static bNodeSocketTemplate sh_node_seprgb_in[] = {
{SOCK_RGBA, N_("Image"), 0.8f, 0.8f, 0.8f, 1.0f},
{-1, ""},
};
static bNodeSocketTemplate sh_node_seprgb_out[] = {
{SOCK_FLOAT, N_("R")},
{SOCK_FLOAT, N_("G")},
{SOCK_FLOAT, N_("B")},
{-1, ""},
};
static void node_shader_exec_seprgb(void *UNUSED(data),
int UNUSED(thread),
bNode *UNUSED(node),
bNodeExecData *UNUSED(execdata),
bNodeStack **in,
bNodeStack **out)
{
float col[3];
nodestack_get_vec(col, SOCK_VECTOR, in[0]);
out[0]->vec[0] = col[0];
out[1]->vec[0] = col[1];
out[2]->vec[0] = col[2];
}
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::Color4f>("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::Color4f> &colors =
params.readonly_single_input<blender::Color4f>(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::Color4f color = colors[i];
rs[i] = color.r;
gs[i] = color.g;
bs[i] = color.b;
}
}
};
static void sh_node_seprgb_expand_in_mf_network(blender::nodes::NodeMFNetworkBuilder &builder)
{
static SeparateRGBFunction fn;
builder.set_matching_fn(fn);
}
void register_node_type_sh_seprgb(void)
{
static bNodeType ntype;
sh_fn_node_type_base(&ntype, SH_NODE_SEPRGB, "Separate RGB", NODE_CLASS_CONVERTOR, 0);
node_type_socket_templates(&ntype, sh_node_seprgb_in, sh_node_seprgb_out);
node_type_exec(&ntype, nullptr, nullptr, node_shader_exec_seprgb);
node_type_gpu(&ntype, gpu_shader_seprgb);
ntype.expand_in_mf_network = sh_node_seprgb_expand_in_mf_network;
nodeRegisterType(&ntype);
}
/* **************** COMBINE RGB ******************** */
static bNodeSocketTemplate sh_node_combrgb_in[] = {
{SOCK_FLOAT, N_("R"), 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f, PROP_UNSIGNED},
{SOCK_FLOAT, N_("G"), 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f, PROP_UNSIGNED},
{SOCK_FLOAT, N_("B"), 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f, PROP_UNSIGNED},
{-1, ""},
};
static bNodeSocketTemplate sh_node_combrgb_out[] = {
{SOCK_RGBA, N_("Image")},
{-1, ""},
};
static void node_shader_exec_combrgb(void *UNUSED(data),
int UNUSED(thread),
bNode *UNUSED(node),
bNodeExecData *UNUSED(execdata),
bNodeStack **in,
bNodeStack **out)
{
float r, g, b;
nodestack_get_vec(&r, SOCK_FLOAT, in[0]);
nodestack_get_vec(&g, SOCK_FLOAT, in[1]);
nodestack_get_vec(&b, SOCK_FLOAT, in[2]);
out[0]->vec[0] = r;
out[0]->vec[1] = g;
out[0]->vec[2] = b;
}
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_expand_in_mf_network(blender::nodes::NodeMFNetworkBuilder &builder)
{
static blender::fn::CustomMF_SI_SI_SI_SO<float, float, float, blender::Color4f> fn{
"Combine RGB", [](float r, float g, float b) { return blender::Color4f(r, g, b, 1.0f); }};
builder.set_matching_fn(fn);
}
void register_node_type_sh_combrgb(void)
{
static bNodeType ntype;
sh_fn_node_type_base(&ntype, SH_NODE_COMBRGB, "Combine RGB", NODE_CLASS_CONVERTOR, 0);
node_type_socket_templates(&ntype, sh_node_combrgb_in, sh_node_combrgb_out);
node_type_exec(&ntype, nullptr, nullptr, node_shader_exec_combrgb);
node_type_gpu(&ntype, gpu_shader_combrgb);
ntype.expand_in_mf_network = sh_node_combrgb_expand_in_mf_network;
nodeRegisterType(&ntype);
}
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