diff options
Diffstat (limited to 'src/mame/drivers/jr100.cpp')
-rw-r--r-- | src/mame/drivers/jr100.cpp | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/src/mame/drivers/jr100.cpp b/src/mame/drivers/jr100.cpp index b502a72b4d3..748771028d0 100644 --- a/src/mame/drivers/jr100.cpp +++ b/src/mame/drivers/jr100.cpp @@ -216,20 +216,19 @@ void jr100_state::machine_reset() uint32_t jr100_state::screen_update_jr100(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { - bool attr; - u8 y,ra,gfx,chr; - u16 x,sy=0,ma=0; + u16 sy=0,ma=0; - for (y = 0; y < 24; y++) + for (u8 y = 0; y < 24; y++) { - for (ra = 0; ra < 8; ra++) + for (u8 ra = 0; ra < 8; ra++) { - uint16_t *p = &bitmap.pix16(sy++); - for (x = ma; x < ma + 32; x++) + uint16_t *p = &bitmap.pix(sy++); + for (u16 x = ma; x < ma + 32; x++) { - chr = m_vram[x]; - attr = BIT(chr, 7); + u8 chr = m_vram[x]; + bool const attr = BIT(chr, 7); chr &= 0x7f; + u8 gfx; // ATTR is inverted for normal char or use PCG in case of CMODE1 if (m_use_pcg && attr && (chr < 32)) gfx = m_pcg[(chr<<3) | ra]; |