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Corrected mtx_mult_4x4 function (forgot fix2float). Corrected compressed textures generation.

This commit is contained in:
masscat 2007-04-24 16:20:28 +00:00
parent 96446ffbf9
commit 1277839a47
1 changed files with 154 additions and 64 deletions
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218
desmume/src/opengl_collector_3Demu.c
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@ -1,4 +1,4 @@
/* $Id: opengl_collector_3Demu.c,v 1.9 2007-04-21 16:47:53 masscat Exp $
/* $Id: opengl_collector_3Demu.c,v 1.10 2007-04-24 16:20:28 masscat Exp $
*/
/*
Copyright (C) 2006-2007 Ben Jaques, shash
@ -62,6 +62,9 @@
#include "opengl_collector_3Demu.h"
#define LOG_ALWAYS( fmt, ...) fprintf( stdout, "OpenGL Collector: "); \
fprintf( stdout, fmt, ##__VA_ARGS__)
#if 0
#define LOG( fmt, ...) fprintf( stdout, "OpenGL Collector: "); \
fprintf( stdout, fmt, ##__VA_ARGS__)
@ -69,6 +72,13 @@ fprintf( stdout, fmt, ##__VA_ARGS__)
#define LOG( fmt, ...)
#endif
#if 0
#define LOG_TEXTURE( fmt, ...) fprintf( stdout, "OpenGL Collector texture: "); \
fprintf( stdout, fmt, ##__VA_ARGS__)
#else
#define LOG_TEXTURE( fmt, ...)
#endif
#if 0
#define LOG_CALL_LIST( fmt, ...) fprintf( stdout, "OpenGL Collector: Call list: "); \
fprintf( stdout, fmt, ##__VA_ARGS__)
@ -83,11 +93,15 @@ fprintf( stdout, fmt, ##__VA_ARGS__)
#define LOG_ERROR( fmt, ...)
#endif
#if 0
#define LOG_MATRIX( matrix) \
LOG( "%f, %f, %f, %f\n", matrix[0], matrix[1], matrix[2], matrix[3]); \
LOG( "%f, %f, %f, %f\n", matrix[4], matrix[5], matrix[6], matrix[7]); \
LOG( "%f, %f, %f, %f\n", matrix[8], matrix[9], matrix[10], matrix[11]); \
LOG( "%f, %f, %f, %f\n", matrix[12], matrix[13], matrix[14], matrix[15])
LOG_ALWAYS( "%f, %f, %f, %f\n", matrix[0], matrix[1], matrix[2], matrix[3]); \
LOG_ALWAYS( "%f, %f, %f, %f\n", matrix[4], matrix[5], matrix[6], matrix[7]); \
LOG_ALWAYS( "%f, %f, %f, %f\n", matrix[8], matrix[9], matrix[10], matrix[11]); \
LOG_ALWAYS( "%f, %f, %f, %f\n", matrix[12], matrix[13], matrix[14], matrix[15])
#else
#define LOG_MATRIX( matrix)
#endif
#define USE_BGR_ORDER 1
@ -317,12 +331,13 @@ loadMatrix( float *matrix) {
}
static void
static int
SetupTexture (unsigned int format, unsigned int palette) {
int alpha_texture = 0;
if(format == 0) // || disableTexturing)
{
LOG("Texture format is zero\n");
return;
return 0;
}
else
{
@ -330,6 +345,9 @@ SetupTexture (unsigned int format, unsigned int palette) {
unsigned int sizeX = (1<<(((format>>20)&0x7)+3));
unsigned int sizeY = (1<<(((format>>23)&0x7)+3));
unsigned int mode = (unsigned short)((format>>26)&0x7);
/* FIXME: The texture slots do not have to follow the VRAM bank layout.
* Need support in MMU.c or similar.
*/
unsigned char * adr = (unsigned char *)(ARM9Mem.ARM9_LCD + ((format&0xFFFF)<<3));
unsigned short param = (unsigned short)((format>>30)&0xF);
unsigned short param2 = (unsigned short)((format>>16)&0xF);
@ -338,6 +356,12 @@ SetupTexture (unsigned int format, unsigned int palette) {
unsigned int palZeroTransparent = BIT29(format) ? 0 : 255;
unsigned int x=0, y=0;
if ( BIT29(format) && mode != 0) {
alpha_texture = 1;
}
LOG_TEXTURE("Texture %08x: size %d by %d\n", format, sizeX, sizeY);
if (mode == 0)
glDisable (GL_TEXTURE_2D);
else
@ -347,6 +371,7 @@ SetupTexture (unsigned int format, unsigned int palette) {
{
case 1:
{
alpha_texture = 1;
paletteSize = 256;
pal = (unsigned short *)(ARM9Mem.texPalSlot[0] + (texturePalette<<4));
break;
@ -373,18 +398,21 @@ SetupTexture (unsigned int format, unsigned int palette) {
}
case 5:
{
alpha_texture = 1;
paletteSize = 0;
pal = (unsigned short *)(ARM9Mem.texPalSlot[0] + (texturePalette<<4));
break;
}
case 6:
{
alpha_texture = 1;
paletteSize = 256;
pal = (unsigned short *)(ARM9Mem.texPalSlot[0] + (texturePalette<<4));
break;
}
case 7:
{
alpha_texture = 1;
paletteSize = 0;
break;
}
@ -394,7 +422,7 @@ SetupTexture (unsigned int format, unsigned int palette) {
{
unsigned char * dst = texMAP;// + sizeX*sizeY*3;
LOG("Setting up texture mode %d\n", mode);
LOG_TEXTURE("Setting up texture mode %d\n", mode);
switch(mode)
{
@ -475,6 +503,7 @@ SetupTexture (unsigned int format, unsigned int palette) {
for(x = 0; x < imageSize; ++x)
{
unsigned short c = pal[adr[x]];
LOG_TEXTURE("mode 4: x %d colour %04x index %d\n", x, c, adr[x]);
dst[0] = (unsigned char)((c & 0x1F)<<3);
dst[1] = (unsigned char)((c & 0x3E0)>>2);
dst[2] = (unsigned char)((c & 0x7C00)>>7);
@ -488,10 +517,27 @@ SetupTexture (unsigned int format, unsigned int palette) {
{
// UNOPTIMIZED
unsigned short * pal = (unsigned short *)(ARM9Mem.texPalSlot[0] + (texturePalette<<4));
unsigned short * slot1 = (unsigned short*)((unsigned char *)(ARM9Mem.ARM9_LCD + ((format&0xFFFF)<<3)/2 + 0x20000));
unsigned short * slot1;
unsigned int * map = ((unsigned int *)adr), i = 0;
unsigned int * dst = (unsigned int *)texMAP;
/* FIXME: the texture slots do not have to follow the VRAM bank layout */
if ( (format & 0xc000) == 0x8000) {
/* texel are in slot 2 */
slot1 = (unsigned short*)
((unsigned char *)(ARM9Mem.ARM9_LCD +
((format&0x3FFF)<<2) + 0x30000));
LOG_TEXTURE("slot 2 compressed \n");
}
else {
slot1 = (unsigned short*)
((unsigned char *)(ARM9Mem.ARM9_LCD +
((format&0x3FFF)<<2) + 0x20000));
LOG_TEXTURE("slot 0 compressed\n");
}
LOG_TEXTURE("Compressed texture\n");
for (y = 0; y < (sizeY/4); y ++)
{
for (x = 0; x < (sizeX/4); x ++, i++)
@ -517,42 +563,49 @@ SetupTexture (unsigned int format, unsigned int palette) {
{
case 0:
{
u16 col0 = pal[pal1offset+((currRow>>0)&3)];
u16 col1 = pal[pal1offset+((currRow>>2)&3)];
u16 col2 = pal[pal1offset+((currRow>>4)&3)];
u16 col3 = pal[pal1offset+((currRow>>6)&3)];
int i;
dst[currentPos+0] = RGB16TO32(col0, 255);
dst[currentPos+1] = RGB16TO32(col1, 255);
dst[currentPos+2] = RGB16TO32(col2, 255);
dst[currentPos+3] = RGB16TO32(col3, 128);
for ( i = 0; i < 4; i++) {
int texel = (currRow >> (2 * i)) & 3;
if ( texel == 3) {
dst[currentPos+i] = RGB16TO32(0x7fff, 0);
}
else {
u16 colour = pal[pal1offset+texel];
dst[currentPos+i] = RGB16TO32( colour, 255);
}
}
break;
}
case 1:
{
u16 col0 = pal[pal1offset+((currRow>>0)&3)];
u16 col1 = pal[pal1offset+((currRow>>2)&3)];
u16 col3 = pal[pal1offset+((currRow>>6)&3)];
u16 colours[3];
int i;
u32 col0R = ((col0 & 0x7C00)>>7);
u32 col0G = ((col0 & 0x3E0 )>>2);
u32 col0B = ((col0 & 0x1F )<<3);
u32 col0A = ((pal1offset+((currRow>>0)&1)) == 0) ? palZeroTransparent : 255;
colours[0] = pal[pal1offset + 0];
colours[1] = pal[pal1offset + 1];
colours[2] =
/* RED */
(((colours[0] & 0x1f) +
(colours[1] & 0x1f)) >> 1) |
/* GREEN */
(((colours[0] & (0x1f << 5)) +
(colours[1] & (0x1f << 5))) >> 1) |
/* BLUE */
(((colours[0] & (0x1f << 10)) +
(colours[1] & (0x1f << 10))) >> 1);
u32 col1R = ((col1 & 0x7C00)>>7);
u32 col1G = ((col1 & 0x3E0 )>>2);
u32 col1B = ((col1 & 0x1F )<<3);
u32 col1A = ((pal1offset+((currRow>>2)&1)) == 0) ? palZeroTransparent : 255;
for ( i = 0; i < 4; i++) {
int texel = (currRow >> (2 * i)) & 3;
dst[currentPos+0] = RGB16TO32(col0, 255);
dst[currentPos+1] = RGB16TO32(col1, 255);
dst[currentPos+2] = RGB32( (col0R+col1R)>>1,
(col0G+col1G)>>1,
(col0B+col1B)>>1,
(col0A+col1A)>>1);
dst[currentPos+3] = RGB16TO32(col3, 128);
if ( texel == 3) {
dst[currentPos+i] = RGB16TO32(0, 0);
}
else {
dst[currentPos+i] = RGB16TO32( colours[texel], 255);
}
}
break;
}
case 2:
@ -570,31 +623,48 @@ SetupTexture (unsigned int format, unsigned int palette) {
break;
}
case 3:
{
u16 col0 = pal[pal1offset+((currRow>>0)&3)];
u16 col1 = pal[pal1offset+((currRow>>2)&3)];
{
u16 colours[4];
int i;
u32 red0, red1;
u32 green0, green1;
u32 blue0, blue1;
u32 col0R = ((col0 & 0x7C00)>>7);
u32 col0G = ((col0 & 0x3E0 )>>2);
u32 col0B = ((col0 & 0x1F )<<3);
u32 col0A = ((pal1offset+((currRow>>0)&1)) == 0) ? palZeroTransparent : 255;
colours[0] = pal[pal1offset + 0];
colours[1] = pal[pal1offset + 1];
u32 col1R = ((col1 & 0x7C00)>>7);
u32 col1G = ((col1 & 0x3E0 )>>2);
u32 col1B = ((col1 & 0x1F )<<3);
u32 col1A = ((pal1offset+((currRow>>2)&1)) == 0) ? palZeroTransparent : 255;
red0 = colours[0] & 0x1f;
green0 = (colours[0] & (0x1f << 5)) >> 5;
blue0 = (colours[0] & (0x1f << 10)) >> 10;
dst[currentPos+0] = RGB32(col0R, col0G, col0B, col0A);
dst[currentPos+1] = RGB32(col1R, col1G, col1B, col1A);
dst[currentPos+2] = RGB32( (col0R*5+col1R*3)>>3,
(col0G*5+col1G*3)>>3,
(col0B*5+col1B*3)>>3,
(col0A*5+col1A*3)>>3);
red1 = colours[1] & 0x1f;
green1 = (colours[1] & (0x1f << 5)) >> 5;
blue1 = (colours[1] & (0x1f << 10)) >> 10;
dst[currentPos+3] = RGB32( (col0R*3+col1R*5)>>3,
(col0G*3+col1G*5)>>3,
(col0B*3+col1B*5)>>3,
(col0A*3+col1A*5)>>3);
/* (colour0 * 5 + colour1 * 3) / 8 */
colours[2] =
/* red */
((red0 * 5 + red1 * 3) >> 3) |
/* green */
(((green0 * 5 + green1 * 3) >> 3) << 5) |
/* blue */
(((blue0 * 5 + blue1 * 3) >> 3) << 10);
/* (colour0 * 3 + colour1 * 5) / 8 */
colours[3] =
/* red */
((red0 * 3 + red1 * 5) >> 3) |
/* green */
(((green0 * 3 + green1 * 5) >> 3) << 5) |
/* blue */
(((blue0 * 3 + blue1 * 5) >> 3) << 10);
for ( i = 0; i < 4; i++) {
int texel = (currRow >> (2 * i)) & 3;
dst[currentPos+i] = RGB16TO32(colours[texel], 255);
}
break;
}
}
@ -746,6 +816,8 @@ SetupTexture (unsigned int format, unsigned int palette) {
texCoordinateTransform = (format>>30);
}
return alpha_texture;
}
@ -757,7 +829,11 @@ setup_mode23_tex_coord( float *vertex) {
vertex[2] * textureMatrix[8]) + s_texture_coord);
int t2 = (int)(( vertex[0] * textureMatrix[1] +
vertex[1] * textureMatrix[5] +
vertex[2] * textureMatrix[9]) + t_texture_coord);
vertex[2] * textureMatrix[9]) + t_texture_coord);
LOG_TEXTURE("mode23 texcoord %d,%d -> %d,%d\n",
s_texture_coord, t_texture_coord,
s2, t2);
glTexCoord2i( s2, t2);
}
@ -967,8 +1043,15 @@ process_begin_vtxs( struct render_state *state,
if (textureFormat != lastTextureFormat ||
texturePalette != lastTexturePalette)
{
int alpha_texture;
LOG("Setting up texture %08x\n", textureFormat);
SetupTexture (textureFormat, texturePalette);
alpha_texture = SetupTexture (textureFormat, texturePalette);
/* FIXME: this is a hack to get some transparent textures to work */
if ( alpha_texture) {
glEnable(GL_ALPHA_TEST);
glAlphaFunc(GL_GREATER, 0.0f);
}
lastTextureFormat = textureFormat;
lastTexturePalette = texturePalette;
@ -1199,14 +1282,15 @@ process_texcoord( struct render_state *state,
(1.f/16.f) * textureMatrix[9] +
(1.f/16.f) * textureMatrix[13]);
LOG("texture coord (pre-trans) s=%d t=%d\n", s_texture_coord, t_texture_coord);
LOG_TEXTURE("texture coord (pre-trans) s=%d t=%d\n",
s_texture_coord, t_texture_coord);
LOG_MATRIX( textureMatrix);
LOG("texture coord (trans) s=%d t=%d\n", s2, t2);
LOG_TEXTURE("texture coord (trans) s=%d t=%d\n", s2, t2);
glTexCoord2i (s2, t2);
}
else
{
LOG("texture coord s=%d t=%d\n", s_texture_coord, t_texture_coord);
LOG_TEXTURE("texture coord s=%d t=%d\n", s_texture_coord, t_texture_coord);
glTexCoord2i (s_texture_coord,t_texture_coord);
}
}
@ -1430,9 +1514,11 @@ process_mtx_mult_4x4( struct render_state *state,
LOG("Mult 4x4 (%d):\n", current_matrix_mode);
for ( i = 0; i < 16; i++) {
mult_matrix[i] = parms[i];
mult_matrix[i] = fix2float(parms[i]);
}
LOG_MATRIX( mult_matrix);
MatrixMultiply (mtxCurrent[current_matrix_mode], mult_matrix);
if (current_matrix_mode == 2)
@ -1466,7 +1552,9 @@ process_mtx_mult_4x3( struct render_state *state,
mult_matrix[12] = fix2float(parms[9]);
mult_matrix[13] = fix2float(parms[10]);
mult_matrix[14] = fix2float(parms[11]);
LOG_MATRIX( mult_matrix);
MatrixMultiply (mtxCurrent[current_matrix_mode], mult_matrix);
if (current_matrix_mode == 2)
@ -1499,6 +1587,8 @@ process_mtx_mult_3x3( struct render_state *state,
mult_matrix[8] = fix2float(parms[6]);
mult_matrix[9] = fix2float(parms[7]);
mult_matrix[10] = fix2float(parms[8]);
LOG_MATRIX( mult_matrix);
MatrixMultiply (mtxCurrent[current_matrix_mode], mult_matrix);