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SCI32: kIsOnMe apply scaling + use mulru() thx snover

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This commit is contained in:
Martin Kiewitz 2016-02-20 16:14:34 +01:00
parent 9cb7caeb24
commit dda637e7ac
2 changed files with 12 additions and 14 deletions
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24
engines/sci/graphics/frameout.cpp
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@ -1908,27 +1908,23 @@ uint16 GfxFrameout::isOnMe(Plane *screenItemPlane, ScreenItem *screenItem, int16
//warning("Check Pixels");
CelObj &screenItemCelObject = screenItem->getCelObj();
int32 celAdjustedX = adjustedX;
int32 celAdjustedY = adjustedY;
Common::Point celAdjustedPoint(adjustedX, adjustedY);
bool celMirrored = screenItem->_mirrorX ^ screenItemCelObject._mirrorX;
celAdjustedX -= screenItem->_scaledPosition.x;
celAdjustedY -= screenItem->_scaledPosition.y;
celAdjustedPoint.x -= screenItem->_scaledPosition.x;
celAdjustedPoint.y -= screenItem->_scaledPosition.y;
celAdjustedX = celAdjustedX * screenItemCelObject._scaledWidth / getCurrentBuffer().screenWidth;
celAdjustedY = celAdjustedY * screenItemCelObject._scaledHeight / getCurrentBuffer().screenHeight;
Ratio celAdjustXRatio(screenItemCelObject._scaledWidth, getCurrentBuffer().screenWidth);
Ratio celAdjustYRatio(screenItemCelObject._scaledHeight, getCurrentBuffer().screenHeight);
mulru(celAdjustedPoint, celAdjustXRatio, celAdjustYRatio);
// if adjustedX/Y larger than width/height divide again??
// + if >0 afterwards increase by 1
#if 0
if ((screenItem->_scale.signal) && (screenItem->_scale.x) && (screenItem->_scale.y)) {
celAdjustedX = celAdjustedX * 128 / screenItem->_scale.x;
celAdjustedY = celAdjustedY * 128 / screenItem->_scale.y;
// Apply scaling
celAdjustedPoint.x = celAdjustedPoint.x * 128 / screenItem->_scale.x;
celAdjustedPoint.y = celAdjustedPoint.y * 128 / screenItem->_scale.y;
}
#endif
byte coordinateColor = screenItemCelObject.readPixel(celAdjustedX, celAdjustedY, celMirrored);
byte coordinateColor = screenItemCelObject.readPixel(celAdjustedPoint.x, celAdjustedPoint.y, celMirrored);
byte transparentColor = screenItemCelObject._transparentColor;
if (coordinateColor == transparentColor) {

2
engines/sci/graphics/screen_item32.h
View file

@ -69,6 +69,7 @@ private:
*/
reg_t _plane;
public:
/**
* Scaling data used to calculate the final screen
* dimensions of the screen item as well as the scaling
@ -76,6 +77,7 @@ private:
*/
ScaleInfo _scale;
private:
/**
* The position & dimensions of the screen item in
* screen coordinates. This rect includes the offset