thirdparty/scummvm
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DREAMWEB: Clean up loop

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This commit is contained in:
Willem Jan Palenstijn 2011-11-18 19:00:10 +01:00
parent 351be2d19d
commit 13b2e89378
1 changed files with 23 additions and 22 deletions
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45
engines/dreamweb/sprite.cpp
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@ -518,37 +518,23 @@ const Frame *DreamGenContext::getreelframeax(uint16 frame) {
}
void DreamGenContext::showrain() {
Rain *rain = (Rain *)segRef(data.word(kBuffers)).ptr(kRainlist, 0);
// Do nothing if there's no rain at all
if (rain->x == 255)
return;
ds = data.word(kMainsprites);
si = 6*58;
ax = ds.word(si+2);
si = ax + 2080;
Rain *rain = (Rain *)segRef(data.word(kBuffers)).ptr(kRainlist, 0);
if (rain->x == 255)
return;
while (true) {
if (rain->x == 255) {
if (data.word(kCh1blockstocopy) != 0)
return;
if ((data.byte(kReallocation) == 2) && (data.byte(kBeenmugged) != 1))
return;
if (data.byte(kReallocation) == 55)
return;
randomnum1();
if (al >= 1)
return;
if (data.byte(kCh0playing) != 6)
al = 4;
else
al = 7;
playchannel1();
return;
}
for (; rain->x != 255; ++rain) {
uint16 y = rain->y + data.word(kMapady) + data.word(kMapystart);
uint16 x = rain->x + data.word(kMapadx) + data.word(kMapxstart);
uint16 size = rain->size;
ax = ((uint16)(rain->w3() - rain->b5)) & 511;
rain->setW3(ax);
++rain;
const uint8 *src = ds.ptr(si, 0) + ax;
uint8 *dst = workspace() + y * 320 + x;
for(uint16 i = 0; i < size; ++i) {
@ -558,6 +544,21 @@ void DreamGenContext::showrain() {
dst += 320-1;
}
}
if (data.word(kCh1blockstocopy) != 0)
return;
if (data.byte(kReallocation) == 2 && data.byte(kBeenmugged) != 1)
return;
if (data.byte(kReallocation) == 55)
return;
randomnum1();
if (al >= 1)
return;
if (data.byte(kCh0playing) != 6)
al = 4;
else
al = 7;
playchannel1();
}
static void (DreamGenContext::*reelCallbacks[])() = {