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namco_c355spr: don't add shadow offset to black_pen, it will crash MAME(and black+shadow = black anyway) (nw)

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This commit is contained in:
hap 2019-07-02 18:03:59 +02:00
parent fd44ff524a
commit 805c32201e
1 changed files with 4 additions and 2 deletions
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4
src/mame/video/namco_c355spr.cpp
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@ -49,7 +49,8 @@ void namco_c355spr_device::zdrawgfxzoom(
if (gfx) if (gfx)
{ {
device_palette_interface &palette = gfx->palette(); device_palette_interface &palette = gfx->palette();
int shadow_offset = (palette.shadows_enabled()) ? palette.entries() : 0; const int shadow_offset = (palette.shadows_enabled()) ? palette.entries() : 0;
const pen_t black = palette.black_pen();
const pen_t *pal = &palette.pen(gfx->colorbase() + gfx->granularity() * (color % gfx->colors())); const pen_t *pal = &palette.pen(gfx->colorbase() + gfx->granularity() * (color % gfx->colors()));
const u8 *source_base = gfx->get_data(code % gfx->elements()); const u8 *source_base = gfx->get_data(code % gfx->elements());
int sprite_screen_height = (scaley * gfx->height() + 0x8000) >> 16; int sprite_screen_height = (scaley * gfx->height() + 0x8000) >> 16;
@ -159,6 +160,7 @@ void namco_c355spr_device::zdrawgfxzoom(
{ {
if (color == 0xf && c == 0xfe && shadow_offset) if (color == 0xf && c == 0xfe && shadow_offset)
{ {
if (dest[x] != black)
dest[x] |= shadow_offset; dest[x] |= shadow_offset;
} }
else else