void TextureMapperNode::paintSelfAndChildren(const TexmapPaintOptions& options, TexmapPaintOptions& optionsForDescendants)
{
bool didPaintSelf = false;
if (!m_state.preserves3D || m_children.isEmpty()) {
paintSelf(options);
didPaintSelf = true;
}
if (m_children.isEmpty() && !options.isSurface)
return;
if (m_layerType == ScissorLayer)
optionsForDescendants.scissorRect.intersect(m_transforms.target.mapRect(IntRect(0, 0, m_size.width(), m_size.height())));
for (int i = 0; i < m_children.size(); ++i) {
TextureMapperNode* layer = m_children[i];
if (!layer)
continue;
if (!didPaintSelf && layer->m_transforms.centerZ >= 0) {
paintSelf(options);
didPaintSelf = true;
}
layer->paintRecursive(optionsForDescendants);
if (options.isSurface) {
ASSERT(m_surface);
options.cache->mark(m_surface.get());
options.textureMapper->bindSurface(m_surface.get());
}
}
if (!didPaintSelf) {
paintSelf(options);
didPaintSelf = true;
}
}
QRegion KstViewArrow::clipRegion() {
if (_clipMask.isNull()) {
_myClipMask = QRegion();
QBitmap bm1(_geom.bottomRight().x(), _geom.bottomRight().y(), true);
if (!bm1.isNull()) {
KstPainter p;
p.setMakingMask(true);
p.begin(&bm1);
p.setViewXForm(true);
KstViewLine::paintSelf(p, QRegion());
p.end();
_clipMask = QRegion(bm1);
}
QBitmap bm2(_geom.bottomRight().x(), _geom.bottomRight().y(), true);
if (!bm2.isNull()) {
KstPainter p;
p.setMakingMask(true);
p.begin(&bm2);
p.setViewXForm(true);
paintSelf(p, QRegion());
p.end();
_myClipMask = QRegion(bm2);
}
}
return _myClipMask | _clipMask;
}
QRegion KstViewPicture::clipRegion() {
if (_clipMask.isNull()) {
_myClipMask = QRegion();
QBitmap bm1(_geom.bottomRight().x() + 1, _geom.bottomRight().y() + 1, true);
if (!bm1.isNull()) {
KstPainter p;
p.setMakingMask(true);
p.begin(&bm1);
p.setViewXForm(true);
KstBorderedViewObject::paintSelf(p, QRegion());
p.flush();
p.end();
_clipMask = QRegion(bm1);
}
QBitmap bm2(_geom.bottomRight().x() + 1, _geom.bottomRight().y() + 1, true);
if (!bm2.isNull()) {
KstPainter p;
p.setMakingMask(true);
p.begin(&bm2);
p.setViewXForm(true);
paintSelf(p, QRegion());
p.flush();
p.end();
_myClipMask = QRegion(bm2);
}
}
return _myClipMask | _clipMask;
}
void TextureMapperLayer::paintSelfAndChildren(const TextureMapperPaintOptions& options)
{
paintSelf(options);
if (m_children.isEmpty())
return;
bool shouldClip = m_state.masksToBounds && !m_state.preserves3D;
if (shouldClip)
options.textureMapper->beginClip(TransformationMatrix(options.transform).multiply(m_transform.combined()), layerRect());
for (size_t i = 0; i < m_children.size(); ++i)
m_children[i]->paintRecursive(options);
if (shouldClip)
options.textureMapper->endClip();
}
void TextureMapperLayer::paintSelfAndChildren(const TextureMapperPaintOptions& options)
{
paintSelf(options);
if (m_children.isEmpty())
return;
bool shouldClip = m_state.masksToBounds && !m_state.preserves3D;
if (shouldClip) {
TransformationMatrix clipTransform;
clipTransform.translate(options.offset.width(), options.offset.height());
clipTransform.multiply(options.transform);
clipTransform.multiply(m_currentTransform.combined());
options.textureMapper->beginClip(clipTransform, layerRect());
}
for (auto* child : m_children)
child->paintRecursive(options);
if (shouldClip)
options.textureMapper->endClip();
}
void TextureMapperLayer::applyMask(const TextureMapperPaintOptions& options)
{
options.textureMapper->setMaskMode(true);
paintSelf(options);
options.textureMapper->setMaskMode(false);
}
bool OpenGLComponent::performRender()
{
const ScopedLock sl (contextLock);
#if JUCE_LINUX
updateContext();
#endif
if (context != nullptr)
{
if (! makeCurrentRenderingTarget())
return false;
if (needToUpdateViewport)
{
needToUpdateViewport = false;
glViewport (0, 0, getWidth(), getHeight());
}
renderOpenGL();
if (needToRepaint && (flags & allowSubComponents) != 0)
{
needToRepaint = false;
contextLock.exit(); // (MM must be locked before the context lock)
MessageManagerLock mmLock (renderThread);
contextLock.enter();
if (! mmLock.lockWasGained())
return false;
// you mustn't set your own cached image object for an OpenGLComponent!
jassert (dynamic_cast<OpenGLCachedComponentImage*> (getCachedComponentImage()) == cachedImage);
const Rectangle<int> bounds (getLocalBounds());
OpenGLFrameBuffer& frameBuffer = cachedImage->getFrameBuffer (bounds.getWidth(), bounds.getHeight());
{
RectangleList invalid (bounds);
invalid.subtract (cachedImage->validArea);
cachedImage->validArea = bounds;
if (! invalid.isEmpty())
{
jassert (getCurrentContext() != nullptr);
{
OpenGLGraphicsContext g (*getCurrentContext(), frameBuffer);
g.clipToRectangleList (invalid);
g.setFill (Colours::transparentBlack);
g.fillRect (bounds, true);
g.setFill (Colours::black);
paintSelf (g);
}
makeCurrentRenderingTarget();
}
}
glEnable (GL_TEXTURE_2D);
context->extensions.glActiveTexture (GL_TEXTURE0);
glBindTexture (GL_TEXTURE_2D, frameBuffer.getTextureID());
context->copyTexture (bounds, Rectangle<int> (bounds.getWidth(),
bounds.getHeight()));
glBindTexture (GL_TEXTURE_2D, 0);
}
swapBuffers();
}
return true;
}