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PSP: fixed a screen shake bug

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svn-id: r49258
This commit is contained in:
Yotam Barnoy 2010-05-27 06:21:37 +00:00
parent f7ba7b4684
commit 5f53683cab
1 changed files with 8 additions and 7 deletions
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15
backends/platform/psp/display_client.cpp
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@ -686,17 +686,18 @@ void GuRenderer::fillVertices(Vertex *vertices) {
uint32 gapX = _useGlobalScaler ? (PSP_SCREEN_WIDTH - outputWidth) >> 1 : 0;
uint32 gapY = _useGlobalScaler ? (PSP_SCREEN_HEIGHT - outputHeight) >> 1 : 0;
// Save scaled offset on screen
float scaledOffsetOnScreenX = scaleSourceToOutputX(_offsetOnScreen.x);
float scaledOffsetOnScreenY = scaleSourceToOutputY(_offsetOnScreen.y);
float imageStartX, imageStartY, imageEndX, imageEndY;
imageStartX = gapX + (scaleSourceToOutputX(_maxTextureOffset.x));
imageStartY = gapY;
imageStartX += scaleSourceToOutputX(_offsetOnScreen.x);
imageStartY += scaleSourceToOutputY(_offsetOnScreen.y);
imageStartX = gapX + scaledOffsetOnScreenX + (scaleSourceToOutputX(_maxTextureOffset.x));
imageStartY = gapY + scaledOffsetOnScreenY;
if (_fullScreen) { // shortcut
imageEndX = PSP_SCREEN_WIDTH - gapX;
imageEndY = PSP_SCREEN_HEIGHT - gapY;
imageEndX = PSP_SCREEN_WIDTH - gapX + scaledOffsetOnScreenX;
imageEndY = PSP_SCREEN_HEIGHT - gapY + scaledOffsetOnScreenY; // needed for screen shake
} else { /* !fullScreen */
imageEndX = imageStartX + scaleSourceToOutputX(_drawSize.width);
imageEndY = imageStartY + scaleSourceToOutputY(_drawSize.height);