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add sprite y flipping (eg. throwing a baddie in bigfight)

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This commit is contained in:
Michaël Banaan Ananas 2011-03-21 12:24:02 +00:00
parent 9968fb56b9
commit c46ee55a7b
1 changed files with 16 additions and 6 deletions
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22
src/mame/video/tatsumi.c
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@ -529,7 +529,7 @@ static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const recta
{
tatsumi_state *state = machine->driver_data<tatsumi_state>();
UINT16 *spriteram16 = state->spriteram;
int offs,fx,x,y,color;
int offs,fx,fy,x,y,color;
int w,h,index,lines,scale,rotate;
UINT8 *src1, *src2;
@ -549,7 +549,9 @@ static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const recta
Word 0: 0xf000 - ?
0x0fff - Index into ROM sprite table
Word 1: 0x8000 - X Flip
0x7ff8 - Colour (TODO: Check top bit on Apache 3/Round up)
0x4000 - Y Flip
0x3000 - ?
0x0ff8 - Color
0x0007 - ?
Word 2: 0xffff - X position
Word 3: 0xffff - Y position
@ -576,6 +578,7 @@ static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const recta
scale = spriteram16[offs+4]&0x1ff;
color = (spriteram16[offs+1]>>3)&0x1ff;
fx = spriteram16[offs+1]&0x8000;
fy = spriteram16[offs+1]&0x4000;
rotate = 0;//spriteram16[offs+5]&0x1ff; // Todo: Turned off for now
index = spriteram16[offs];
@ -601,7 +604,10 @@ static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const recta
render_y=y<<16;
scale=scale<<9; /* 0x80 becomes 0x10000 */
render_y+=y_offset * scale;
if (fy)
render_y-=y_offset * scale;
else
render_y+=y_offset * scale;
if (rotate)
{
@ -647,13 +653,13 @@ static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const recta
roundupt_drawgfxzoomrotate(
state->temp_bitmap,cliprect,machine->gfx[0],
base,
color,fx,0,x_pos,render_y,
color,fx,fy,x_pos,render_y,
scale,scale,0,write_priority_only);
else
roundupt_drawgfxzoomrotate(
bitmap,cliprect,machine->gfx[0],
base,
color,fx,0,x_pos,render_y,
color,fx,fy,x_pos,render_y,
scale,scale,0,write_priority_only);
base++;
@ -673,7 +679,11 @@ static void draw_sprites(running_machine *machine, bitmap_t *bitmap, const recta
extent_x=this_extent;
this_extent=0;
render_y+=8 * scale;
if (fy)
render_y-=8 * scale;
else
render_y+=8 * scale;
extent_y+=8 * scale;
h++;
lines-=8;