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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2006 Blender Foundation. All rights reserved. */
/** \file
* \ingroup cmpnodes
*/
#include "UI_interface.h"
#include "UI_resources.h"
#include "GPU_material.h"
#include "COM_shader_node.hh"
#include "node_composite_util.hh"
/* **************** INVERT ******************** */
namespace blender::nodes::node_composite_invert_cc {
static void cmp_node_invert_declare(NodeDeclarationBuilder &b)
{
b.add_input<decl::Float>(N_("Fac"))
.default_value(1.0f)
.min(0.0f)
.max(1.0f)
.subtype(PROP_FACTOR)
.compositor_domain_priority(1);
b.add_input<decl::Color>(N_("Color"))
.default_value({1.0f, 1.0f, 1.0f, 1.0f})
.compositor_domain_priority(0);
b.add_output<decl::Color>(N_("Color"));
}
static void node_composit_init_invert(bNodeTree * /*ntree*/, bNode *node)
{
node->custom1 |= CMP_CHAN_RGB;
}
static void node_composit_buts_invert(uiLayout *layout, bContext * /*C*/, PointerRNA *ptr)
{
uiLayout *col;
col = uiLayoutColumn(layout, false);
uiItemR(col, ptr, "invert_rgb", UI_ITEM_R_SPLIT_EMPTY_NAME, nullptr, ICON_NONE);
uiItemR(col, ptr, "invert_alpha", UI_ITEM_R_SPLIT_EMPTY_NAME, nullptr, ICON_NONE);
}
using namespace blender::realtime_compositor;
class InvertShaderNode : public ShaderNode {
public:
using ShaderNode::ShaderNode;
void compile(GPUMaterial *material) override
{
GPUNodeStack *inputs = get_inputs_array();
GPUNodeStack *outputs = get_outputs_array();
const float do_rgb = get_do_rgb();
const float do_alpha = get_do_alpha();
GPU_stack_link(material,
&bnode(),
"node_composite_invert",
inputs,
outputs,
GPU_constant(&do_rgb),
GPU_constant(&do_alpha));
}
bool get_do_rgb()
{
return bnode().custom1 & CMP_CHAN_RGB;
}
bool get_do_alpha()
{
return bnode().custom1 & CMP_CHAN_A;
}
};
static ShaderNode *get_compositor_shader_node(DNode node)
{
return new InvertShaderNode(node);
}
} // namespace blender::nodes::node_composite_invert_cc
void register_node_type_cmp_invert()
{
namespace file_ns = blender::nodes::node_composite_invert_cc;
static bNodeType ntype;
cmp_node_type_base(&ntype, CMP_NODE_INVERT, "Invert", NODE_CLASS_OP_COLOR);
ntype.declare = file_ns::cmp_node_invert_declare;
ntype.draw_buttons = file_ns::node_composit_buts_invert;
ntype.initfunc = file_ns::node_composit_init_invert;
ntype.get_compositor_shader_node = file_ns::get_compositor_shader_node;
nodeRegisterType(&ntype);
}
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