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mindset: popdemo a little better [O. Galibert]

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This commit is contained in:
Olivier Galibert 2019-06-25 10:05:37 +02:00
parent d433b2cec2
commit 424a18928d
1 changed files with 19 additions and 1 deletions
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20
src/mame/drivers/mindset.cpp
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@ -280,6 +280,24 @@ u32 mindset_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, co
if(large_pixels) {
if(!interleave) {
switch(pixels_per_byte_order) {
case 0: {
const u16 *src = m_vram;
for(u32 y=0; y<200; y++) {
u32 *dest = &bitmap.pix32(2*y+field);
for(u32 x=0; x<320; x+=4) {
u16 sv = *src++;
*dest++ = m_palette[(sv >> 4) & 15];
*dest++ = m_palette[(sv >> 4) & 15];
*dest++ = m_palette[(sv >> 0) & 15];
*dest++ = m_palette[(sv >> 0) & 15];
*dest++ = m_palette[(sv >> 12) & 15];
*dest++ = m_palette[(sv >> 12) & 15];
*dest++ = m_palette[(sv >> 8) & 15];
*dest++ = m_palette[(sv >> 8) & 15];
}
}
return 0;
}
case 1: {
static int palind[4] = { 0, 1, 4, 5 };
const u16 *src = m_vram;
@ -504,7 +522,7 @@ void mindset_state::blit(u16 packet_seg, u16 packet_adr)
// Weird, does one with target bbe8:0000 which blows everything up
if(dst_seg != 0xbbe8) {
u16 src = m_gcos->read_word((src_seg << 4) + src_adr);
for(u16 w=0; w != width; w++) {
for(u16 w=0; w != width/2; w++) {
m_gcos->write_word((dst_seg << 4) + dst_adr, src);
dst_adr += 2;
}