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This commit is contained in:
davidhay 2009-03-28 21:29:03 +00:00
parent 054f6510b3
commit 41bb2ea775
1 changed files with 63 additions and 2 deletions
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65
src/mame/video/dc.c
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@ -37,6 +37,15 @@ static emu_timer *endofrender_timer;
static bitmap_t *fakeframebuffer_bitmap;
static void testdrawscreen(const running_machine *machine,bitmap_t *bitmap,const rectangle *cliprect);
typedef struct
{
float x;
float y;
float z;
float u;
float v;
} vert;
typedef struct
{
int positionx, positiony;
@ -45,6 +54,9 @@ typedef struct
float u, v, du, dv;
int texturemode;
int texturesizex, texturesizey, texturesizes, texturepf, texturepalette;
vert a,b,c,d;
} testsprites;
#if DEBUG_VERTICES
@ -632,8 +644,57 @@ void process_ta_fifo(running_machine* machine)
note: DU/DV is calculated, not specified
*/
testsprite->positionx=u2f(tafifo_buff[1]);
testsprite->positiony=u2f(tafifo_buff[2]);
testsprite->a.x = u2f(tafifo_buff[0x04/4]);
testsprite->a.y = u2f(tafifo_buff[0x08/4]);
testsprite->a.z = u2f(tafifo_buff[0x0c/4]);
testsprite->b.x = u2f(tafifo_buff[0x10/4]);
testsprite->b.y = u2f(tafifo_buff[0x14/4]);
testsprite->b.z = u2f(tafifo_buff[0x18/4]);
testsprite->c.x = u2f(tafifo_buff[0x1c/4]);
testsprite->c.y = u2f(tafifo_buff[0x20/4]);
testsprite->c.z = u2f(tafifo_buff[0x24/4]);
testsprite->d.x = u2f(tafifo_buff[0x28/4]);
testsprite->d.y = u2f(tafifo_buff[0x2c/4]);
testsprite->d.z = 0.0f;// calculated
testsprite->a.u = u2f( (tafifo_buff[0x34/4]&0xffff0000) );
testsprite->a.v = u2f( (tafifo_buff[0x34/4]&0x0000ffff)<<16);
testsprite->b.u = u2f( (tafifo_buff[0x38/4]&0xffff0000) );
testsprite->b.v = u2f( (tafifo_buff[0x38/4]&0x0000ffff)<<16);
testsprite->c.u = u2f( (tafifo_buff[0x3c/4]&0xffff0000) );
testsprite->c.v = u2f( (tafifo_buff[0x3c/4]&0x0000ffff)<<16);
testsprite->d.u = 0.0f;// calculated
testsprite->d.v = 0.0f;// calculated
/*
printf("Sending a sprite with\n%f %f %f - %f %f\n %f %f %f - %f %f\n%f %f %f - %f %f\n%f %f %f - %f %f\n",
testsprite->a.x, testsprite->a.y, testsprite->a.z, testsprite->a.u, testsprite->a.v,
testsprite->b.x, testsprite->b.y, testsprite->b.z, testsprite->b.u, testsprite->b.v,
testsprite->c.x, testsprite->c.y, testsprite->c.z, testsprite->c.u, testsprite->c.v,
testsprite->d.x, testsprite->d.y, testsprite->d.z, testsprite->d.u, testsprite->d.v);
*/
/*
horizontal test mode
224.000000 224.000000 999.999939 - 0.000000 0.609375
232.000000 224.000000 999.999939 - 1.000000 0.609375
232.000000 232.000000 999.999939 - 1.000000 0.617188
224.000000 232.000000
should calculate 999.999939 - 0.000000 0.617188
vertical test mode
8.000000 184.000000 999.999939 - 0.000000 0.617188
16.000000 184.000000 999.999939 - 0.000000 0.609375
16.000000 192.000000 999.999939 - 1.000000 0.609375
8.000000 192.000000
should calculate 999.999939 - 1.000000 0.617188
*/
// old code, used for the test drawing
testsprite->positionx=testsprite->a.x;
testsprite->positiony=testsprite->a.y;
testsprite->sizex=u2f(tafifo_buff[4])-u2f(tafifo_buff[1]);
testsprite->sizey=u2f(tafifo_buff[8])-u2f(tafifo_buff[2]);
testsprite->u=u2f(tafifo_buff[13] & 0xffff0000);