NazaraEngine/src/ShaderNode/DataModels/Mat4BinOp.inl

132 lines
3.5 KiB
C++

#include <ShaderNode/DataModels/Mat4BinOp.hpp>
#include <Nazara/Shader/ShaderBuilder.hpp>
template<Nz::ShaderNodes::BinaryType BinOp>
Mat4BinOp<BinOp>::Mat4BinOp(ShaderGraph& graph) :
ShaderNode(graph)
{
UpdateOutput();
}
template<Nz::ShaderNodes::BinaryType BinOp>
Nz::ShaderNodes::ExpressionPtr Mat4BinOp<BinOp>::GetExpression(Nz::ShaderNodes::ExpressionPtr* expressions, std::size_t count) const
{
assert(count == 2);
using BuilderType = typename Nz::ShaderBuilder::template BinOpBuilder<BinOp>;
constexpr BuilderType builder;
return builder(expressions[0], expressions[1]);
}
template<Nz::ShaderNodes::BinaryType BinOp>
QtNodes::NodeDataType Mat4BinOp<BinOp>::dataType(QtNodes::PortType /*portType*/, QtNodes::PortIndex portIndex) const
{
assert(portIndex == 0 || portIndex == 1);
return Matrix4Data::Type();
}
template<Nz::ShaderNodes::BinaryType BinOp>
unsigned int Mat4BinOp<BinOp>::nPorts(QtNodes::PortType portType) const
{
switch (portType)
{
case QtNodes::PortType::In: return 2;
case QtNodes::PortType::Out: return 1;
}
return 0;
}
template<Nz::ShaderNodes::BinaryType BinOp>
std::shared_ptr<QtNodes::NodeData> Mat4BinOp<BinOp>::outData(QtNodes::PortIndex port)
{
assert(port == 0);
return m_output;
}
template<Nz::ShaderNodes::BinaryType BinOp>
void Mat4BinOp<BinOp>::setInData(std::shared_ptr<QtNodes::NodeData> value, int index)
{
assert(index == 0 || index == 1);
std::shared_ptr<Matrix4Data> castedValue;
if (value)
{
assert(dynamic_cast<Matrix4Data*>(value.get()) != nullptr);
castedValue = std::static_pointer_cast<Matrix4Data>(value);
}
if (index == 0)
m_lhs = std::move(castedValue);
else
m_rhs = std::move(castedValue);
UpdateOutput();
}
template<Nz::ShaderNodes::BinaryType BinOp>
QtNodes::NodeValidationState Mat4BinOp<BinOp>::validationState() const
{
if (!m_lhs || !m_rhs)
return QtNodes::NodeValidationState::Error;
return QtNodes::NodeValidationState::Valid;
}
template<Nz::ShaderNodes::BinaryType BinOp>
QString Mat4BinOp<BinOp>::validationMessage() const
{
if (!m_lhs || !m_rhs)
return "Missing operands";
return QString();
}
template<Nz::ShaderNodes::BinaryType BinOp>
bool Mat4BinOp<BinOp>::ComputePreview(QPixmap& pixmap)
{
if (!m_lhs || !m_rhs)
return false;
return false;
//pixmap = QPixmap::fromImage(m_output->preview.GenerateImage());
//return true;
}
template<Nz::ShaderNodes::BinaryType BinOp>
void Mat4BinOp<BinOp>::UpdateOutput()
{
if (validationState() != QtNodes::NodeValidationState::Valid)
{
m_output = std::make_shared<Matrix4Data>();
return;
}
m_output = std::make_shared<Matrix4Data>();
/*m_output = std::make_shared<VecData>(m_lhs->componentCount);
const PreviewValues& leftPreview = m_lhs->preview;
const PreviewValues& rightPreview = m_rhs->preview;
std::size_t maxWidth = std::max(leftPreview.GetWidth(), rightPreview.GetWidth());
std::size_t maxHeight = std::max(leftPreview.GetHeight(), rightPreview.GetHeight());
// FIXME: Prevent useless copy
PreviewValues leftResized = leftPreview;
if (leftResized.GetWidth() != maxWidth || leftResized.GetHeight() != maxHeight)
leftResized = leftResized.Resized(maxWidth, maxHeight);
PreviewValues rightResized = rightPreview;
if (rightResized.GetWidth() != maxWidth || rightResized.GetHeight() != maxHeight)
rightResized = rightResized.Resized(maxWidth, maxHeight);
m_output->preview = PreviewValues(maxWidth, maxHeight);
ApplyOp(leftResized.GetData(), rightResized.GetData(), m_output->preview.GetData(), maxWidth * maxHeight);*/
Q_EMIT dataUpdated(0);
UpdatePreview();
}