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Diffstat (limited to 'src/mame/drivers/xtheball.cpp')
-rw-r--r--src/mame/drivers/xtheball.cpp15
1 files changed, 7 insertions, 8 deletions
diff --git a/src/mame/drivers/xtheball.cpp b/src/mame/drivers/xtheball.cpp
index a1971a6f27f..eae17c07c2a 100644
--- a/src/mame/drivers/xtheball.cpp
+++ b/src/mame/drivers/xtheball.cpp
@@ -77,19 +77,18 @@ void xtheball_state::machine_start()
TMS340X0_SCANLINE_RGB32_CB_MEMBER(xtheball_state::scanline_update)
{
- uint16_t *srcbg = &m_vram_bg[(params->rowaddr << 8) & 0xff00];
- uint32_t *dest = &bitmap.pix32(scanline);
- const pen_t *pens = m_tlc34076->pens();
+ uint16_t const *const srcbg = &m_vram_bg[(params->rowaddr << 8) & 0xff00];
+ uint32_t *const dest = &bitmap.pix(scanline);
+ pen_t const *const pens = m_tlc34076->pens();
int coladdr = params->coladdr;
- int x;
/* bit stored at 3040130 controls which foreground mode to use */
if (!m_foreground_mode)
{
/* mode 0: foreground is the same as background */
- uint16_t *srcfg = &m_vram_fg[(params->rowaddr << 8) & 0xff00];
+ uint16_t const *const srcfg = &m_vram_fg[(params->rowaddr << 8) & 0xff00];
- for (x = params->heblnk; x < params->hsblnk; x += 2, coladdr++)
+ for (int x = params->heblnk; x < params->hsblnk; x += 2, coladdr++)
{
uint16_t fgpix = srcfg[coladdr & 0xff];
uint16_t bgpix = srcbg[coladdr & 0xff];
@@ -102,9 +101,9 @@ TMS340X0_SCANLINE_RGB32_CB_MEMBER(xtheball_state::scanline_update)
{
/* mode 1: foreground is half background resolution in */
/* X and supports two pages */
- uint16_t *srcfg = &m_vram_fg[(params->rowaddr << 7) & 0xff00];
+ uint16_t const *const srcfg = &m_vram_fg[(params->rowaddr << 7) & 0xff00];
- for (x = params->heblnk; x < params->hsblnk; x += 2, coladdr++)
+ for (int x = params->heblnk; x < params->hsblnk; x += 2, coladdr++)
{
uint16_t fgpix = srcfg[(coladdr >> 1) & 0xff] >> (8 * (coladdr & 1));
uint16_t bgpix = srcbg[coladdr & 0xff];