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WINTERMUTE: Make dirty-rect code do partial screen-updates instead of a single full-rect update.

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This commit is contained in:
Einar Johan Trøan Sømåen
2012-07-16 16:59:32 +02:00
parent e12bfeef75
commit 9c55f4e42e
1 changed files with 8 additions and 3 deletions
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engines/wintermute/Base/BRenderSDL.cpp
+8 -3
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@@ -77,6 +77,7 @@ bool RenderTicket::operator==(RenderTicket &t) {
(t._dstRect != _dstRect) ||
(t._mirrorX != _mirrorX) ||
(t._mirrorY != _mirrorY) ||
(t._owner != _owner) ||
(t._hasAlpha != _hasAlpha)) {
return false;
}
@@ -249,7 +250,9 @@ ERRORCODE CBRenderSDL::flip() {
drawTickets();
}
if (_needsFlip || _disableDirtyRects) {
g_system->copyRectToScreen((byte *)_renderSurface->pixels, _renderSurface->pitch, 0, 0, _renderSurface->w, _renderSurface->h);
if (_disableDirtyRects) {
g_system->copyRectToScreen((byte *)_renderSurface->pixels, _renderSurface->pitch, 0, 0, _renderSurface->w, _renderSurface->h);
}
// g_system->copyRectToScreen((byte *)_renderSurface->pixels, _renderSurface->pitch, _dirtyRect->left, _dirtyRect->top, _dirtyRect->width(), _dirtyRect->height());
delete _dirtyRect;
_dirtyRect = NULL;
@@ -424,8 +427,6 @@ void CBRenderSDL::addDirtyRect(const Common::Rect &rect) {
}
void CBRenderSDL::drawTickets() {
if (!_dirtyRect)
return;
RenderQueueIterator it = _renderQueue.begin();
// Clean out the old tickets
while (it != _renderQueue.end()) {
@@ -438,6 +439,8 @@ void CBRenderSDL::drawTickets() {
it++;
}
}
if (!_dirtyRect)
return;
// The color-mods are stored in the RenderTickets on add, since we set that state again during
// draw, we need to keep track of what it was prior to draw.
uint32 oldColorMod = _colorMod;
@@ -486,6 +489,8 @@ void CBRenderSDL::drawFromSurface(const Graphics::Surface *surf, Common::Rect *s
}
src.blit(*_renderSurface, dstRect->left, dstRect->top, mirror, clipRect, _colorMod, clipRect->width(), clipRect->height());
if (!_disableDirtyRects)
g_system->copyRectToScreen((byte *)_renderSurface->getBasePtr(dstRect->left, dstRect->top), _renderSurface->pitch, dstRect->left, dstRect->top, dstRect->width(), dstRect->height());
if (doDelete)
delete clipRect;
}