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Diffstat (limited to 'src/devices/machine/mc68328.cpp')
-rw-r--r--src/devices/machine/mc68328.cpp19
1 files changed, 8 insertions, 11 deletions
diff --git a/src/devices/machine/mc68328.cpp b/src/devices/machine/mc68328.cpp
index 3df500d2f0c..e3690287710 100644
--- a/src/devices/machine/mc68328.cpp
+++ b/src/devices/machine/mc68328.cpp
@@ -3044,20 +3044,17 @@ uint16_t mc68328_device::internal_read(offs_t offset, uint16_t mem_mask)
uint32_t mc68328_device::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
uint32_t vram_addr = m_regs.lssa & 0x00fffffe;
- uint16_t word;
- uint16_t *line;
- int y, x, b;
if (m_regs.lckcon & LCKCON_LCDC_EN)
{
- for (y = 0; y < 160; y++)
+ for (int y = 0; y < 160; y++)
{
- line = &bitmap.pix16(y);
+ uint16_t *const line = &bitmap.pix(y);
- for (x = 0; x < 160; x += 16, vram_addr += 2)
+ for (int x = 0; x < 160; x += 16, vram_addr += 2)
{
- word = space(AS_PROGRAM).read_word(vram_addr);
- for (b = 0; b < 16; b++)
+ uint16_t const word = space(AS_PROGRAM).read_word(vram_addr);
+ for (int b = 0; b < 16; b++)
{
line[x + b] = (word >> (15 - b)) & 0x0001;
}
@@ -3066,11 +3063,11 @@ uint32_t mc68328_device::screen_update(screen_device &screen, bitmap_ind16 &bitm
}
else
{
- for (y = 0; y < 160; y++)
+ for (int y = 0; y < 160; y++)
{
- line = &bitmap.pix16(y);
+ uint16_t *const line = &bitmap.pix(y);
- for (x = 0; x < 160; x++)
+ for (int x = 0; x < 160; x++)
{
line[x] = 0;
}