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Some more comments / variable name cleanups (not whatsnew worthy).

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This commit is contained in:
Andrew Gardner 2009-12-24 18:41:00 +00:00
parent 421e03f73a
commit 9af1d07681
1 changed files with 34 additions and 29 deletions
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63
src/mame/video/hng64.c
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@ -1677,7 +1677,7 @@ struct polygon
INT8 texIndex; // Which texture to draw from (0x00-0x0f)
INT8 texType; // How to index into the texture
UINT8 palIndex; // Which palette to use when rasterizing
UINT32 palOffset; // The base offset where this object's palette starts.
};
static void setIdentity(float *matrix);
@ -1767,9 +1767,11 @@ static void set3dFlags(const UINT16* packet)
// [14] - ???? ... ? '' ''
// [15] - ???? ... ? '' ''
////////////*/
paletteState3d = (packet[8] & 0xff00) >> 8;
paletteState3d += ((hng64_3dregs[0x00/4] & 0x2000) >> 9); /* Palette is + 0x0800 in buriki. */
paletteState3d = (packet[8] & 0xff00) >> 8;
/* FIXME: Buriki One door colors in attract mode still aren't quite right, investigate... */
/* FIXME: This really isn't correct - commenting out this line fixes the palette in roadedge snk intro */
/* But Xrally likes the offset... */
paletteState3d += ((hng64_3dregs[0x00/4] & 0x2000) >> 9); /* Palette is + 0x0800 in buriki. */
}
// Operation 0012
@ -2042,8 +2044,9 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
polys[*numPolys].texIndex = -1;
}
// Set the polygon's palette
polys[*numPolys].palIndex = paletteState3d;
// Set the polygon's palette offset
// TODO: Figure this out for real. It doesn't work like this in roadedge.
polys[*numPolys].palOffset = paletteState3d * 0x80;
switch(chunkType)
{
@ -2059,7 +2062,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
// ---- ---x - 1 = Has per-vert normals
/////////////////////////*/
// 33 word chunk, 3 vertices, per-vertex UVs & normals
// 33 word chunk, 3 vertices, per-vertex UVs & normals, per-face normal
case 0x05: // 0000 0101
case 0x0f: // 0000 1111
for (m = 0; m < 3; m++)
@ -2135,7 +2138,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
break;
// 15 word chunk, 1 vertex, per-vertex UVs & normals
// 15 word chunk, 1 vertex, per-vertex UVs & normals, face normal
case 0x97: // 1001 0111
case 0x87: // 1000 0111
case 0xd7: // 1101 0111
@ -2213,7 +2216,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
chunkLength = 12;
break;
// TODO: DECODE THESE GUYS //
// 36 word chunk, 3 vertices, per-vertex UVs & normals, per-face normal, and ???
case 0x2e: // 0010 1110
for (m = 0; m < 3; m++)
{
@ -2250,12 +2253,11 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
/* There's something fishy about this guy - see 0x7a below. Very likely not fixed-length */
/*
printf("0x2e : %08x\n", address[k]*3*2);
printf("0x2e : %08x (%d/%d)\n", address[k]*3*2, l, size[k]-1);
for (m = 0; m < 37; m++)
printf("%04x ", threeDPointer[m]);
printf("\n\n");
*/
chunkLength = 36;
break;
@ -2266,7 +2268,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
it won't kill us for now. */
case 0x7a: // 0111 1010
/*
printf("0x7a : %08x (%d/%d)\n", mame_rand(machine), l, size[k]);
printf("0x7a : %08x (%d/%d)\n", mame_rand(machine), l, size[k]-1);
for (m = 0; m < 100; m++)
printf("%04x ", threeDPointer[m]);
printf("\n\n");
@ -2276,7 +2278,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
case 0x24: // 0010 0100
/*
printf("0x24 : %08x\n", address[k]*3*2);
printf("0x24 : %08x (%d/%d)\n", address[k]*3*2, l, size[k]-1);
for (m = 0; m < 49; m++)
printf("%04x ", threeDPointer[m]);
printf("\n\n");
@ -2286,7 +2288,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
case 0xb6: // 1011 0110
/*
printf("0xb6 : %08x\n", address[k]*3*2);
printf("0xb6 : %08x (%d/%d)\n", address[k]*3*2, l, size[k]-1);
for (m = 0; m < 13; m++)
printf("%04x ", threeDPointer[m]);
printf("\n\n");
@ -2298,7 +2300,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
case 0x86: // 1000 0110
/* Very likely not fixed-length since it leads into c6 & d6 */
/*
printf("0x86 : %08x\n", address[k]*3*2);
printf("0x86 : %08x (%d/%d)\n", address[k]*3*2, l, size[k]-1);
for (m = 0; m < 13; m++)
printf("%04x ", threeDPointer[m]);
printf("\n\n");
@ -2309,7 +2311,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
/* Are c6 and d6 just insanely long? They aren't at the end of the numTris like 0x7a */
case 0xc6: // 1100 0110
/*
printf("0xc6 : %08x (%d/%d)\n", address[k]*3*2, l, size[k]);
printf("0xc6 : %08x (%d/%d)\n", address[k]*3*2, l, size[k]-1);
for (m = 0; m < 100; m++)
printf("%04x ", threeDPointer[m]);
printf("\n\n");
@ -2320,7 +2322,7 @@ void recoverPolygonBlock(running_machine* machine, const UINT16* packet, struct
/* Are c6 and d6 just insanely long? They aren't at the end of numTris like 0x7a */
case 0xd6: // 1101 0110
/*
printf("0xd6 : %08x (%d/%d)\n", address[k]*3*2, l, size[k]);
printf("0xd6 : %08x (%d/%d)\n", address[k]*3*2, l, size[k]-1);
for (m = 0; m < 100; m++)
printf("%04x ", threeDPointer[m]);
printf("\n\n");
@ -2493,6 +2495,7 @@ void hng64_command3d(running_machine* machine, const UINT16* packet)
break;
case 0x0011: // Palette / Model flags?
//printPacket(packet, 1);
set3dFlags(packet);
break;
@ -2516,16 +2519,18 @@ void hng64_command3d(running_machine* machine, const UINT16* packet)
numPolys = 0;
break;
case 0x0101: // Unknown: Geometry?
case 0x0101: // Geometry of a different type - bbust2.
break;
case 0x0102: // Unknown: Geometry?
case 0x0102: // Geometry of a different type - sams games.
break;
case 0x1000: // Unknown: Some sort of global flags?
//printPacket(packet, 1);
break;
case 0x1001: // Unknown: Some sort of global flags (a group of 4, actually)?
//printPacket(packet, 1);
break;
default:
@ -2919,7 +2924,7 @@ static void DrawWireframe(running_machine *machine, struct polygon *p)
/** Output: none **/
/*********************************************************************/
INLINE void FillSmoothTexPCHorizontalLine(running_machine *machine,
int Wrapping, int Filtering, int Function,
int textureType, int palOffset, int texIndex,
int x_start, int x_end, int y, float z_start, float z_delta,
float w_start, float w_delta, float r_start, float r_delta,
float g_start, float g_delta, float b_start, float b_delta,
@ -2933,8 +2938,8 @@ INLINE void FillSmoothTexPCHorizontalLine(running_machine *machine,
UINT8 paletteEntry;
float t_coord, s_coord;
if (Function >= 0)
textureOffset = &gfx[Function * 1024 * 1024];
if (texIndex >= 0)
textureOffset = &gfx[texIndex * 1024 * 1024];
else
textureOffset = 0x00;
@ -2947,9 +2952,9 @@ INLINE void FillSmoothTexPCHorizontalLine(running_machine *machine,
s_coord = s_start / w_start;
// GET THE TEXTURE INDEX
if (Function >= 0)
if (texIndex >= 0)
{
if (Wrapping == 0x8 || Wrapping == 0xc)
if (textureType == 0x8 || textureType == 0xc)
paletteEntry = textureOffset[(((int)(s_coord*1024.0f))*1024 + (int)(t_coord*1024.0f))];
else
paletteEntry = textureOffset[(((int)(s_coord*512.0f))*1024 + (int)(t_coord*512.0f))];
@ -2960,8 +2965,8 @@ INLINE void FillSmoothTexPCHorizontalLine(running_machine *machine,
// Greyscale texture - for Buriki...
// *BITMAP_ADDR32(Color, y, x_start) = MAKE_ARGB(255, (UINT8)paletteEntry, (UINT8)paletteEntry, (UINT8)paletteEntry);
// *BITMAP_ADDR32(Color, y, x_start) = machine->pens[(128*(Filtering))+paletteEntry];
*cb = machine->pens[(128*(Filtering))+paletteEntry];
// *BITMAP_ADDR32(Color, y, x_start) = machine->pens[palOffset + paletteEntry];
*cb = machine->pens[palOffset + paletteEntry];
*db = z_start;
}
}
@ -3018,7 +3023,7 @@ static void RasterizeTriangle_SMOOTH_TEX_PC(running_machine *machine,
float A[4], float B[4], float C[4],
float Ca[3], float Cb[3], float Cc[3], // PER-VERTEX RGB COLORS
float Ta[2], float Tb[2], float Tc[2], // PER-VERTEX (S,T) TEX-COORDS
int Wrapping, int Filtering, int Function)
int textureType, int palOffset, int texIndex)
{
// Get our order of points by increasing y-coord
float *p_min = ((A[1] <= B[1]) && (A[1] <= C[1])) ? A : ((B[1] <= A[1]) && (B[1] <= C[1])) ? B : C;
@ -3209,7 +3214,7 @@ static void RasterizeTriangle_SMOOTH_TEX_PC(running_machine *machine,
// Pass the horizontal line to the filler, this could be put in the routine
// then interpolate for the next values of x and z
FillSmoothTexPCHorizontalLine(machine, Wrapping, Filtering, Function,
FillSmoothTexPCHorizontalLine(machine, textureType, palOffset, texIndex,
x_start, x_end, y_min, z_interp_x, z_delta_x, w_interp_x, w_delta_x,
r_interp_x, r_delta_x, g_interp_x, g_delta_x, b_interp_x, b_delta_x,
s_interp_x, s_delta_x, t_interp_x, t_delta_x);
@ -3289,7 +3294,7 @@ static void RasterizeTriangle_SMOOTH_TEX_PC(running_machine *machine,
// Pass the horizontal line to the filler, this could be put in the routine
// then interpolate for the next values of x and z
FillSmoothTexPCHorizontalLine(machine, Wrapping, Filtering, Function,
FillSmoothTexPCHorizontalLine(machine, textureType, palOffset, texIndex,
x_start, x_end, y_mid, z_interp_x, z_delta_x, w_interp_x, w_delta_x,
r_interp_x, r_delta_x, g_interp_x, g_delta_x, b_interp_x, b_delta_x,
s_interp_x, s_delta_x, t_interp_x, t_delta_x);
@ -3325,7 +3330,7 @@ static void drawShaded(running_machine *machine, struct polygon *p)
p->vert[0].clipCoords, p->vert[j].clipCoords, p->vert[j+1].clipCoords,
p->vert[0].light, p->vert[j].light, p->vert[j+1].light,
p->vert[0].texCoords, p->vert[j].texCoords, p->vert[j+1].texCoords,
p->texType, p->palIndex, p->texIndex);
p->texType, p->palOffset, p->texIndex);
}
}