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deco_mlc - checkpoint

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This commit is contained in:
David Haywood 2013-03-16 08:39:28 +00:00
parent 86b48108c2
commit a2db6d1509
3 changed files with 100 additions and 100 deletions
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2
src/mame/drivers/deco_mlc.c
View File

@ -395,6 +395,7 @@ static MACHINE_CONFIG_START( avengrgs, deco_mlc_state )
MCFG_GFXDECODE(deco_mlc)
MCFG_PALETTE_LENGTH(2048)
// MCFG_VIDEO_ATTRIBUTES(VIDEO_UPDATE_SCANLINE)
MCFG_VIDEO_START_OVERRIDE(deco_mlc_state,mlc)
@ -427,6 +428,7 @@ static MACHINE_CONFIG_START( mlc, deco_mlc_state )
MCFG_GFXDECODE(deco_mlc)
MCFG_PALETTE_LENGTH(2048)
// MCFG_VIDEO_ATTRIBUTES(VIDEO_UPDATE_SCANLINE)
MCFG_VIDEO_START_OVERRIDE(deco_mlc_state,mlc)

2
src/mame/includes/deco_mlc.h
View File

@ -40,6 +40,6 @@ public:
void screen_eof_mlc(screen_device &screen, bool state);
TIMER_DEVICE_CALLBACK_MEMBER(interrupt_gen);
void blitRaster(bitmap_rgb32 &bitmap, int rasterMode);
void draw_sprites( bitmap_rgb32 &bitmap,const rectangle &cliprect);
void draw_sprites( bitmap_rgb32 &bitmap,const rectangle &cliprect, int scanline);
void descramble_sound( );
};

196
src/mame/video/deco_mlc.c
View File

@ -158,7 +158,7 @@ static void mlc_drawgfxzoomline(
}
void deco_mlc_state::draw_sprites( bitmap_rgb32 &bitmap,const rectangle &cliprect)
void deco_mlc_state::draw_sprites( bitmap_rgb32 &bitmap,const rectangle &cliprect, int scanline)
{
UINT32 *index_ptr=0;
int offs,fx=0,fy=0,x,y,color,colorOffset,sprite,indx,h,w,bx,by,fx1,fy1;
@ -368,127 +368,121 @@ void deco_mlc_state::draw_sprites( bitmap_rgb32 &bitmap,const rectangle &cliprec
if (!ratio)
continue;
for (int bby=0; bby<full_sprite_screen_height>>16; bby++)
int bby = scanline - (full_realybase>>16);
if (bby < 0)
continue;
if (bby >= full_sprite_screen_height>>16)
continue;
int srcline = ((bby<<16) / ratio);
by = srcline >> 4;
int y = (full_realybase>>16)+bby;
rectangle myclip;
myclip = user_clip;
myclip &= bitmap.cliprect();
if( y < myclip.min_y )
continue;
if( y > myclip.max_y+1 )
continue;
UINT32 *dest = &bitmap.pix32(y);
srcline &=0xf;
if( fy )
{
int srcline = ((bby<<16) / ratio);
by = srcline >> 4;
int y = (full_realybase>>16)+bby;
srcline = 15 - srcline;
}
rectangle myclip;
myclip = user_clip;
myclip &= bitmap.cliprect();
if( y < myclip.min_y )
continue;
if( y > myclip.max_y+1 )
continue;
UINT32 *dest = &bitmap.pix32(y);
srcline &=0xf;
if( fy )
for (bx=0; bx<w; bx++) {
int realxbase = xbase + bx * xinc;
int count = 0;
if (fx)
{
srcline = 15 - srcline;
if (fy)
count = (h-1-by) * w + (w-1-bx);
else
count = by * w + (w-1-bx);
}
else
{
if (fy)
count = (h-1-by) * w + bx;
else
count = by * w + bx;
}
int tile=sprite + count;
int tile2=sprite2 + count;
for (bx=0; bx<w; bx++) {
int realxbase = xbase + bx * xinc;
int count = 0;
if (fx)
if (blockIsTilemapIndex) {
if (useIndicesInRom)
{
if (fy)
count = (h-1-by) * w + (w-1-bx);
const UINT8* ptr=rawrom+(tile*2);
tile=(*ptr) + ((*(ptr+1))<<8);
if (use8bppMode) {
const UINT8* ptr2=rawrom+(tile2*2);
tile2=(*ptr2) + ((*(ptr2+1))<<8);
}
else
count = by * w + (w-1-bx);
{
tile2=0;
}
if (tileFormat)
{
colorOffset=(tile&0xf000)>>12;
tile=(tile&0x0fff)|hibits;
tile2=(tile2&0x0fff)|hibits;
}
else
{
colorOffset=0;
tile=(tile&0xffff)|(hibits<<2);
tile2=(tile2&0xffff)|(hibits<<2);
}
}
else
{
if (fy)
count = (h-1-by) * w + bx;
else
count = by * w + bx;
}
const UINT32* ptr=m_mlc_vram + ((tile)&0x7fff);
tile=(*ptr)&0xffff;
int tile=sprite + count;
int tile2=sprite2 + count;
if (blockIsTilemapIndex) {
if (useIndicesInRom)
if (tileFormat)
{
const UINT8* ptr=rawrom+(tile*2);
tile=(*ptr) + ((*(ptr+1))<<8);
if (use8bppMode) {
const UINT8* ptr2=rawrom+(tile2*2);
tile2=(*ptr2) + ((*(ptr2+1))<<8);
}
else
{
tile2=0;
}
if (tileFormat)
{
colorOffset=(tile&0xf000)>>12;
tile=(tile&0x0fff)|hibits;
tile2=(tile2&0x0fff)|hibits;
}
else
{
colorOffset=0;
tile=(tile&0xffff)|(hibits<<2);
tile2=(tile2&0xffff)|(hibits<<2);
}
colorOffset=(tile&0xf000)>>12;
tile=(tile&0x0fff)|hibits;
}
else
{
const UINT32* ptr=m_mlc_vram + ((tile)&0x7fff);
tile=(*ptr)&0xffff;
if (tileFormat)
{
colorOffset=(tile&0xf000)>>12;
tile=(tile&0x0fff)|hibits;
}
else
{
colorOffset=0;
tile=(tile&0xffff)|(hibits<<2);
}
tile2=0;
colorOffset=0;
tile=(tile&0xffff)|(hibits<<2);
}
tile2=0;
}
mlc_drawgfxzoomline(
dest,user_clip,machine().gfx[0],
tile,tile2,
color + colorOffset,fx,realxbase,
0,
use8bppMode,(xscale<<8),alpha, srcline);
}
mlc_drawgfxzoomline(
dest,user_clip,machine().gfx[0],
tile,tile2,
color + colorOffset,fx,realxbase,
0,
use8bppMode,(xscale<<8),alpha, srcline);
}
// if (lastRasterMode!=0 && rasterDirty)
// {
// blitRaster(machine, bitmap, rasterMode);
// temp_bitmap->fill(0, cliprect);
// rasterDirty=0;
// }
// lastRasterMode=rasterMode;
if (use8bppMode)
offs-=8;
}
@ -512,6 +506,10 @@ UINT32 deco_mlc_state::screen_update_mlc(screen_device &screen, bitmap_rgb32 &bi
{
// temp_bitmap->fill(0, cliprect);
bitmap.fill(machine().pens[0], cliprect); /* Pen 0 fill colour confirmed from Skull Fang level 2 */
draw_sprites(bitmap,cliprect);
for (int i=0;i<256;i++)
{
draw_sprites(bitmap,cliprect, i);
}
return 0;
}