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Fix Golum Ring causes graphic glitches, bug

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svn-id: r9294
This commit is contained in:
Travis Howell 2003-07-30 16:25:05 +00:00
parent 2ddd3a9895
commit e739a9644c
1 changed files with 27 additions and 11 deletions

38
simon/vga.cpp

@ -748,8 +748,6 @@ void SimonEngine::vc_10_draw() {
vc_10_skip_cols(&state);
/* XXX: implement transparency */
w = 0;
do {
mask = vc_10_depack_column(&state); /* esi */
@ -757,15 +755,33 @@ void SimonEngine::vc_10_draw() {
dst = state.surf_addr + w * 2; /* edi */
h = state.draw_height;
do {
if (mask[0] & 0xF0)
dst[0] = src[0];
if (mask[0] & 0x0F)
dst[1] = src[1];
mask++;
dst += state.surf_pitch;
src += state.surf2_pitch;
} while (--h);
if (!(_game & GF_SIMON2) && vc_get_bit(88)) {
/* transparency */
do {
if (mask[0] & 0xF0) {
if ((dst[0] & 0x0F0) == 0x20)
dst[0] = src[0];
}
if (mask[0] & 0x0F) {
if ((dst[1] & 0x0F0) == 0x20)
dst[1] = src[1];
}
mask++;
dst += state.surf_pitch;
src += state.surf2_pitch;
} while (--h);
} else {
/* no transparency */
do {
if (mask[0] & 0xF0)
dst[0] = src[0];
if (mask[0] & 0x0F)
dst[1] = src[1];
mask++;
dst += state.surf_pitch;
src += state.surf2_pitch;
} while (--h);
}
} while (++w != state.draw_width);
/* vc_10_helper_5 */