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GROOVIE: Fix video transparency in V2 games

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This commit is contained in:
Filippos Karapetis 2014-11-03 12:41:37 +02:00
parent 35577ab71e
commit 2d42ab88b7
1 changed files with 19 additions and 1 deletions
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20
engines/groovie/roq.cpp
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@ -28,6 +28,7 @@
#include "groovie/groovie.h"
#include "common/debug.h"
#include "common/debug-channels.h"
#include "common/rect.h"
#include "common/substream.h"
#include "common/textconsole.h"
@ -63,6 +64,18 @@ ROQPlayer::~ROQPlayer() {
}
uint16 ROQPlayer::loadInternal() {
if (DebugMan.isDebugChannelEnabled(kDebugVideo)) {
int8 i;
debugN(1, "Groovie::ROQ: New ROQ: bitflags are ");
for (i = 15; i >= 0; i--) {
debugN(1, "%d", _flags & (1 << i)? 1 : 0);
if (i % 4 == 0) {
debugN(1, " ");
}
}
debug(1, " <- 0 ");
}
// Begin reading the file
debugC(1, kDebugVideo, "Groovie::ROQ: Loading video");
@ -106,13 +119,18 @@ uint16 ROQPlayer::loadInternal() {
}
void ROQPlayer::buildShowBuf() {
uint32 transparent = _alpha ? 0 : _vm->_pixelFormat.RGBToColor(255, 255, 255);
for (int line = 0; line < _bg->h; line++) {
uint32 *out = (uint32 *)_bg->getBasePtr(0, line);
uint32 *in = (uint32 *)_currBuf->getBasePtr(0, line / _scaleY);
for (int x = 0; x < _bg->w; x++) {
// Copy a pixel
*out++ = *in;
if (*in != transparent)
*out++ = *in;
else
out++;
// Skip to the next pixel
if (!(x % _scaleX))