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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 "COM_node_operation.hh"
#include "node_composite_util.hh"
/* **************** LEVELS ******************** */
namespace blender::nodes::node_composite_levels_cc {
static void cmp_node_levels_declare(NodeDeclarationBuilder &b)
{
b.add_input<decl::Color>(N_("Image")).default_value({0.0f, 0.0f, 0.0f, 1.0f});
b.add_output<decl::Float>(N_("Mean"));
b.add_output<decl::Float>(N_("Std Dev"));
}
static void node_composit_init_view_levels(bNodeTree *UNUSED(ntree), bNode *node)
{
node->custom1 = 1; /* All channels. */
}
static void node_composit_buts_view_levels(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
{
uiItemR(layout, ptr, "channel", UI_ITEM_R_SPLIT_EMPTY_NAME, "", ICON_NONE);
}
using namespace blender::realtime_compositor;
class LevelsOperation : public NodeOperation {
public:
using NodeOperation::NodeOperation;
void execute() override
{
get_result("Mean").allocate_invalid();
get_result("Std Dev").allocate_invalid();
}
};
static NodeOperation *get_compositor_operation(Context &context, DNode node)
{
return new LevelsOperation(context, node);
}
} // namespace blender::nodes::node_composite_levels_cc
void register_node_type_cmp_view_levels()
{
namespace file_ns = blender::nodes::node_composite_levels_cc;
static bNodeType ntype;
cmp_node_type_base(&ntype, CMP_NODE_VIEW_LEVELS, "Levels", NODE_CLASS_OUTPUT);
ntype.declare = file_ns::cmp_node_levels_declare;
ntype.draw_buttons = file_ns::node_composit_buts_view_levels;
ntype.flag |= NODE_PREVIEW;
node_type_init(&ntype, file_ns::node_composit_init_view_levels);
ntype.get_compositor_operation = file_ns::get_compositor_operation;
nodeRegisterType(&ntype);
}
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