104 lines
2.5 KiB
C++
104 lines
2.5 KiB
C++
/***
|
|
|
|
Olive - Non-Linear Video Editor
|
|
Copyright (C) 2022 Olive Team
|
|
Modifications Copyright (C) 2025 mikesolar
|
|
|
|
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 3 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, see <http://www.gnu.org/licenses/>.
|
|
|
|
***/
|
|
|
|
#include "merge.h"
|
|
|
|
#include "node/traverser.h"
|
|
|
|
namespace olive
|
|
{
|
|
|
|
const QString MergeNode::kBaseIn = QStringLiteral("base_in");
|
|
const QString MergeNode::kBlendIn = QStringLiteral("blend_in");
|
|
|
|
#define super Node
|
|
|
|
MergeNode::MergeNode()
|
|
{
|
|
AddInput(kBaseIn, NodeValue::kTexture,
|
|
InputFlags(kInputFlagNotKeyframable));
|
|
|
|
AddInput(kBlendIn, NodeValue::kTexture,
|
|
InputFlags(kInputFlagNotKeyframable));
|
|
|
|
SetFlag(kDontShowInParamView);
|
|
}
|
|
|
|
QString MergeNode::Name() const
|
|
{
|
|
return tr("Merge");
|
|
}
|
|
|
|
QString MergeNode::id() const
|
|
{
|
|
return QStringLiteral("org.olivevideoeditor.Olive.merge");
|
|
}
|
|
|
|
QVector<Node::CategoryID> MergeNode::Category() const
|
|
{
|
|
return { kCategoryMath };
|
|
}
|
|
|
|
QString MergeNode::Description() const
|
|
{
|
|
return tr("Merge two textures together.");
|
|
}
|
|
|
|
void MergeNode::Retranslate()
|
|
{
|
|
super::Retranslate();
|
|
|
|
SetInputName(kBaseIn, tr("Base"));
|
|
|
|
SetInputName(kBlendIn, tr("Blend"));
|
|
}
|
|
|
|
ShaderCode MergeNode::GetShaderCode(const ShaderRequest &request) const
|
|
{
|
|
Q_UNUSED(request)
|
|
|
|
return ShaderCode(
|
|
FileFunctions::ReadFileAsString(":/shaders/alphaover.frag"));
|
|
}
|
|
|
|
void MergeNode::Value(const NodeValueRow &value, const NodeGlobals &globals,
|
|
NodeValueTable *table) const
|
|
{
|
|
TexturePtr base_tex = value[kBaseIn].toTexture();
|
|
TexturePtr blend_tex = value[kBlendIn].toTexture();
|
|
|
|
if (base_tex || blend_tex) {
|
|
if (!base_tex || (blend_tex && blend_tex->channel_count() <
|
|
VideoParams::kRGBAChannelCount)) {
|
|
// We only have a blend texture or the blend texture is RGB only, no need to alpha over
|
|
table->Push(value[kBlendIn]);
|
|
} else if (!blend_tex) {
|
|
// We only have a base texture, no need to alpha over
|
|
table->Push(value[kBaseIn]);
|
|
} else {
|
|
table->Push(NodeValue::kTexture, base_tex->toJob(ShaderJob(value)),
|
|
this);
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|