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RoadsEdge & XRally polygons are now visible.

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(If you try this out, please be patient and wait through the wacky 10fps HNG64 logo animation in each game)
This commit is contained in:
Andrew Gardner 2009-12-23 20:42:15 +00:00
parent c285eb9bcd
commit c973e03224
1 changed files with 52 additions and 22 deletions
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74
src/mame/video/hng64.c
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@ -1491,7 +1491,6 @@ VIDEO_UPDATE( hng64 )
draw_sprites(screen->machine, bitmap,cliprect);
// 3d really shouldn't be last, but you don't see some cool stuff right now if it's put before sprites.
if (hng64_mcu_type != RACING_MCU) // disable on racing games until it stops crashing MAME!
{
int x, y;
@ -1510,7 +1509,7 @@ VIDEO_UPDATE( hng64 )
src++;
}
}
//printf("\n"); /* Debug - ajg */
//printf("NEW FRAME!\n"); /* Debug - ajg */
clear3d(screen->machine);
}
@ -1689,9 +1688,9 @@ static void vecmatmul4(float *product, const float *a, const float *b);
static void performFrustumClip(struct polygon *p);
static void drawShaded(running_machine *machine, struct polygon *p);
//static void plot(INT32 x, INT32 y, INT32 color, bitmap_t *bitmap);
//static void drawline2d(INT32 x0, INT32 y0, INT32 x1, INT32 y1, INT32 color, bitmap_t *bitmap);
//static void DrawWireframe(struct polygon *p, bitmap_t *bitmap);
//static void plot(running_machine *machine, INT32 x, INT32 y, UINT32 color);
//static void drawline2d(running_machine *machine, INT32 x0, INT32 y0, INT32 x1, INT32 y1, UINT32 color);
//static void DrawWireframe(running_machine *machine, struct polygon *p);
static float uToF(UINT16 input);
@ -2214,16 +2213,49 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
chunkLength = 12;
break;
#if 0
// TODO: DECODE THESE GUYS //
case 0x2e: // 0010 1110
for (m = 0; m < 3; m++)
{
polys[*numPolys].vert[m].worldCoords[0] = uToF(threeDPointer[3 + (9*m)]);
polys[*numPolys].vert[m].worldCoords[1] = uToF(threeDPointer[4 + (9*m)]);
polys[*numPolys].vert[m].worldCoords[2] = uToF(threeDPointer[5 + (9*m)]);
polys[*numPolys].vert[m].worldCoords[3] = 1.0f;
polys[*numPolys].n = 3;
// threeDPointer[6 + (9*m)] is almost always 0080, but it's 0070 for the translucent globe in fatfurwa player select
polys[*numPolys].vert[m].texCoords[0] = uToF(threeDPointer[7 + (9*m)]);
polys[*numPolys].vert[m].texCoords[1] = uToF(threeDPointer[8 + (9*m)]);
polys[*numPolys].vert[m].texCoords[2] = 0.0f;
polys[*numPolys].vert[m].texCoords[3] = 1.0f;
polys[*numPolys].vert[m].normal[0] = uToF(threeDPointer[9 + (9*m)]);
polys[*numPolys].vert[m].normal[1] = uToF(threeDPointer[10 + (9*m)] );
polys[*numPolys].vert[m].normal[2] = uToF(threeDPointer[11 + (9*m)] );
polys[*numPolys].vert[m].normal[3] = 0.0f;
// !!! DUMB !!!
polys[*numPolys].vert[m].light[0] = polys[*numPolys].vert[m].texCoords[0] * 255.0f;
polys[*numPolys].vert[m].light[1] = polys[*numPolys].vert[m].texCoords[1] * 255.0f;
polys[*numPolys].vert[m].light[2] = polys[*numPolys].vert[m].texCoords[2] * 255.0f;
}
// Redundantly called, but it works...
polys[*numPolys].faceNormal[0] = uToF(threeDPointer[30]);
polys[*numPolys].faceNormal[1] = uToF(threeDPointer[31]);
polys[*numPolys].faceNormal[2] = uToF(threeDPointer[32]);
polys[*numPolys].faceNormal[3] = 0.0f;
// Missing another 3 words at the end here.
/* There's something fishy about this guy - see 0x7a below. Very likely not fixed-length */
/*
printf("0x2e : %08x\n", address[k]*3*2);
for (m = 0; m < 37; m++)
printf("%04x ", threeDPointer[m]);
printf("\n\n");
*/
printf("\n\n");
*/
chunkLength = 36;
break;
@ -2262,6 +2294,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
chunkLength = 12;
break;
#if 0
case 0x86: // 1000 0110
/* Very likely not fixed-length since it leads into c6 & d6 */
/*
@ -2297,7 +2330,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
#endif
default:
logerror("UNKNOWN geometry CHUNK TYPE : %02x\n", chunkType);
printf("UNKNOWN geometry CHUNK TYPE : %02x\n", chunkType);
chunkLength = 0;
break;
}
@ -2475,7 +2508,7 @@ void hng64_command3d(running_machine* machine, const UINT16* packet)
{
if (polys[i].visible)
{
//DrawWireframe(&polys[i], bitmap);
//DrawWireframe(machine, &polys[i]);
drawShaded(machine, &polys[i]);
}
}
@ -2786,15 +2819,14 @@ static void performFrustumClip(struct polygon *p)
// wireframe rendering //
/////////////////////////
#ifdef UNUSED_FUNCTION
static void plot(INT32 x, INT32 y, INT32 color, bitmap_t *bitmap)
static void plot(running_machine *machine, INT32 x, INT32 y, UINT32 color)
{
*BITMAP_ADDR32(bitmap, y, x) = MAKE_ARGB((UINT8)255, (UINT8)color, (UINT8)color, (UINT8)color);
UINT32* cb = &(colorBuffer3d[(y * video_screen_get_visible_area(machine->primary_screen)->max_x) + x]);
*cb = color;
}
#endif
#ifdef UNUSED_FUNCTION
// Stolen from http://en.wikipedia.org/wiki/Bresenham's_line_algorithm (no copyright denoted) - the non-optimized version
static void drawline2d(INT32 x0, INT32 y0, INT32 x1, INT32 y1, INT32 color, bitmap_t *bitmap)
static void drawline2d(running_machine *machine, INT32 x0, INT32 y0, INT32 x1, INT32 y1, UINT32 color)
{
#define SWAP(a,b) tmpswap = a; a = b; b = tmpswap;
@ -2832,11 +2864,11 @@ static void drawline2d(INT32 x0, INT32 y0, INT32 x1, INT32 y1, INT32 color, bitm
{
if (steep)
{
plot(x0,y0,color, bitmap);
plot(machine, x0, y0, color);
}
else
{
plot(y0,x0,color, bitmap);
plot(machine, y0, x0, color);
}
while (e >= 0)
{
@ -2849,17 +2881,16 @@ static void drawline2d(INT32 x0, INT32 y0, INT32 x1, INT32 y1, INT32 color, bitm
}
#undef SWAP
}
#endif
#ifdef UNUSED_FUNCTION
static void DrawWireframe(struct polygon *p, bitmap_t *bitmap)
static void DrawWireframe(running_machine *machine, struct polygon *p)
{
int j;
for (j = 0; j < p->n; j++)
{
// mame_printf_debug("now drawing : %f %f %f, %f %f %f\n", p->vert[j].clipCoords[0], p->vert[j].clipCoords[1], p->vert[j].clipCoords[2], p->vert[(j+1)%p->n].clipCoords[0], p->vert[(j+1)%p->n].clipCoords[1], p->vert[(j+1)%p->n].clipCoords[2]);
// mame_printf_debug("%f %f %f %f\n", p->vert[j].clipCoords[0], p->vert[j].clipCoords[1], p->vert[(j+1)%p->n].clipCoords[0], p->vert[(j+1)%p->n].clipCoords[1]);
drawline2d(p->vert[j].clipCoords[0], p->vert[j].clipCoords[1], p->vert[(j+1)%p->n].clipCoords[0], p->vert[(j+1)%p->n].clipCoords[1], 255, bitmap);
UINT32 color = MAKE_ARGB((UINT8)255, (UINT8)255, (UINT8)0, (UINT8)0);
drawline2d(machine, p->vert[j].clipCoords[0], p->vert[j].clipCoords[1], p->vert[(j+1)%p->n].clipCoords[0], p->vert[(j+1)%p->n].clipCoords[1], color);
}
// SHOWS THE CLIPPING //
@ -2874,7 +2905,6 @@ static void DrawWireframe(struct polygon *p, bitmap_t *bitmap)
}
#endif
///////////////////////
// polygon rendering //
///////////////////////