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PRINCE: showHeroShadow - small fix for doubled lines and wrong colors

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This commit is contained in:
lukaslw 2014-05-14 03:20:26 +02:00
parent 2c9559b620
commit 7239843ba7
1 changed files with 5 additions and 3 deletions
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8
engines/prince/hero.cpp
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@ -315,6 +315,8 @@ void Hero::showHeroShadow(Graphics::Surface *heroFrame) {
int blackHeroX = 0;
int blackHeroY = frameYSize - 1;
int shadLastY = 0;
byte *shadowStart = (byte *)makeShadow->getBasePtr(blackHeroX, blackHeroY); // esi, first pixel from last row of black hero
byte *background = (byte *)_graph->_frontScreen->getBasePtr(sprDestX, sprDestY); // eax, pixel of background where shadow sprite starts
@ -348,7 +350,8 @@ void Hero::showHeroShadow(Graphics::Surface *heroFrame) {
break;
}
//line_y_ok
if (shadPosY >= 0 && shadPosY < 480 && shadPosX < 640) {
if (shadLastY != shadPosY && shadPosY >= 0 && shadPosY < 480 && shadPosX < 640) {
shadLastY = shadPosY;
if (shadPosX < 0) { //when it happens?
shadSkipX = -1 * shadPosX;
background += shadSkipX;
@ -533,12 +536,10 @@ void Hero::showHeroShadow(Graphics::Surface *heroFrame) {
shadBitAddr -= kMaxPicWidth / 8;
shadPosY--;
diffY--;
background = (byte *)_graph->_frontScreen->getBasePtr(sprDestX + diffX, sprDestY + diffY);
} else if (*(shadowLineStart + 2) > *(shadowLineStart - 2)) {
shadBitAddr += kMaxPicWidth / 8;
shadPosY++;
diffY++;
background = (byte *)_graph->_frontScreen->getBasePtr(sprDestX + diffX, sprDestY + diffY);
}
//no_change_y
if (*shadowLineStart < *(shadowLineStart - 4)) {
@ -570,6 +571,7 @@ void Hero::showHeroShadow(Graphics::Surface *heroFrame) {
break;
}
blackHeroX = 0;
background = (byte *)_graph->_frontScreen->getBasePtr(sprDestX + diffX, sprDestY + diffY);
shadowStart = (byte *)makeShadow->getBasePtr(blackHeroX, blackHeroY);
}
//koniec_bajki