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TINYGL: Skip drawing when there is no dirty rectangle

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This commit is contained in:
Vincent Pelletier 2016-07-24 10:32:13 +02:00
parent 72389d23df
commit 2fb2d87dc9
1 changed files with 27 additions and 25 deletions
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52
graphics/tinygl/zdirtyrect.cpp
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@ -188,15 +188,35 @@ void tglPresentBufferDirtyRects(TinyGL::GLContext *c) {
(*it1).rectangle.clip(renderRect);
}
// Execute draw calls.
for (DrawCallIterator it = c->_drawCallsQueue.begin(); it != c->_drawCallsQueue.end(); ++it) {
Common::Rect drawCallRegion = (*it)->getDirtyRegion();
for (RectangleIterator itRect = rectangles.begin(); itRect != rectangles.end(); ++itRect) {
Common::Rect dirtyRegion = (*itRect).rectangle;
if (dirtyRegion.intersects(drawCallRegion)) {
(*it)->execute(dirtyRegion, true);
if (!rectangles.empty()) {
// Execute draw calls.
for (DrawCallIterator it = c->_drawCallsQueue.begin(); it != c->_drawCallsQueue.end(); ++it) {
Common::Rect drawCallRegion = (*it)->getDirtyRegion();
for (RectangleIterator itRect = rectangles.begin(); itRect != rectangles.end(); ++itRect) {
Common::Rect dirtyRegion = (*itRect).rectangle;
if (dirtyRegion.intersects(drawCallRegion)) {
(*it)->execute(dirtyRegion, true);
}
}
}
#if TGL_DIRTY_RECT_SHOW
// Draw debug rectangles.
// Note: white rectangles are rectangle that contained other rectangles
// blue rectangles are rectangle merged from other rectangles
// red rectangles are original dirty rects
bool blendingEnabled = c->fb->isBlendingEnabled();
bool alphaTestEnabled = c->fb->isAlphaTestEnabled();
c->fb->enableBlending(false);
c->fb->enableAlphaTest(false);
for (RectangleIterator it = rectangles.begin(); it != rectangles.end(); ++it) {
tglDrawRectangle((*it).rectangle, (*it).r, (*it).g, (*it).b);
}
c->fb->enableBlending(blendingEnabled);
c->fb->enableAlphaTest(alphaTestEnabled);
#endif
}
// Dispose not necessary draw calls.
@ -207,24 +227,6 @@ void tglPresentBufferDirtyRects(TinyGL::GLContext *c) {
c->_previousFrameDrawCallsQueue = c->_drawCallsQueue;
c->_drawCallsQueue.clear();
#if TGL_DIRTY_RECT_SHOW
// Draw debug rectangles.
// Note: white rectangles are rectangle that contained other rectangles
// blue rectangles are rectangle merged from other rectangles
// red rectangles are original dirty rects
bool blendingEnabled = c->fb->isBlendingEnabled();
bool alphaTestEnabled = c->fb->isAlphaTestEnabled();
c->fb->enableBlending(false);
c->fb->enableAlphaTest(false);
for (RectangleIterator it = rectangles.begin(); it != rectangles.end(); ++it) {
tglDrawRectangle((*it).rectangle, (*it).r, (*it).g, (*it).b);
}
c->fb->enableBlending(blendingEnabled);
c->fb->enableAlphaTest(alphaTestEnabled);
#endif
tglDisposeResources(c);