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librw/src/ps2/ps2raster.cpp
Filip Gawin c26386c112 Fix some warnings on gcc/clang
2021-01-02 21:54:40 +01:00

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "../rwbase.h"
#include "../rwerror.h"
#include "../rwplg.h"
#include "../rwpipeline.h"
#include "../rwobjects.h"
#include "../rwengine.h"
#include "rwps2.h"
#define PLUGIN_ID ID_DRIVER
#define min(a, b) ((a) < (b) ? (a) : (b))
#define max(a, b) ((a) > (b) ? (a) : (b))
namespace rw {
namespace ps2 {
int32 nativeRasterOffset;
#define MAXLEVEL(r) ((r)->tex1low >> 2)
static bool32 noNewStyleRasters;
enum Psm {
PSMCT32 = 0x0,
PSMCT24 = 0x1,
PSMCT16 = 0x2,
PSMCT16S = 0xA,
PSMT8 = 0x13,
PSMT4 = 0x14,
PSMT8H = 0x1B,
PSMT4HL = 0x24,
PSMT4HH = 0x2C,
PSMZ32 = 0x30,
PSMZ24 = 0x31,
PSMZ16 = 0x32,
PSMZ16S = 0x3A
};
// i don't really understand this, stolen from RW
static void
transferMinSize(int32 psm, int32 flags, int32 *minw, int32 *minh)
{
*minh = 1;
switch(psm){
case PSMCT32:
case PSMZ32:
*minw = 2; // 32 bit
break;
case PSMCT16:
case PSMCT16S:
case PSMZ16:
case PSMZ16S:
*minw = 4; // 16 bit
break;
case PSMCT24:
case PSMT8:
case PSMT4:
case PSMT8H:
case PSMT4HL:
case PSMT4HH:
case PSMZ24:
*minw = 8; // everything else
break;
}
if(flags & 0x2 && psm == PSMT8){
*minw = 16;
*minh = 4;
}
if(flags & 0x4 && psm == PSMT4){
*minw = 32;
*minh = 4;
}
}
#define ALIGN(x,a) ((x) + (a)-1 & ~((a)-1))
#define ALIGN16(x) ((x) + 0xF & ~0xF)
#define ALIGN64(x) ((x) + 0x3F & ~0x3F)
#define NSIZE(dim,pagedim) (((dim) + (pagedim)-1)/(pagedim))
void*
mallocalign(size_t size, int32 alignment)
{
void *p;
void **pp;
p = rwMalloc(size + alignment + sizeof(void*), MEMDUR_EVENT | ID_RASTERPS2);
if(p == nil) return nil;
pp = (void**)(((uintptr)p + sizeof(void*) + alignment)&~(alignment-1));
pp[-1] = p;
return (void*)pp;
}
void
freealign(void *p)
{
void *pp;
if(p == nil) return;
pp = ((void**)p)[-1];
rwFree(pp);
}
// TODO: these depend on video mode, set in deviceSystem!
int32 cameraFormat = Raster::C8888;
int32 cameraDepth = 32;
int32 cameraZDepth = 16;
int32 defaultMipMapKL = 0xFC0;
int32 maxMipLevels = 7;
int32
getRasterFormat(Raster *raster)
{
int32 palformat, pixelformat, mipmapflags;
pixelformat = raster->format & 0xF00;
palformat = raster->format & 0x6000;
mipmapflags = raster->format & 0x9000;
switch(raster->type){
case Raster::ZBUFFER:
if(palformat || mipmapflags){
RWERROR((ERR_INVRASTER));
return 0;
}
if(raster->depth && raster->depth != cameraZDepth){
RWERROR((ERR_INVRASTER));
return 0;
}
raster->depth = cameraZDepth;
if(pixelformat){
if((raster->depth == 16 && pixelformat != Raster::D16) ||
(raster->depth == 32 && pixelformat != Raster::D32)){
RWERROR((ERR_INVRASTER));
return 0;
}
}
pixelformat = raster->depth == 16 ? Raster::D16 : Raster::D32;
raster->format = pixelformat;
break;
case Raster::CAMERA:
if(palformat || mipmapflags){
RWERROR((ERR_INVRASTER));
return 0;
}
if(raster->depth && raster->depth != cameraDepth){
RWERROR((ERR_INVRASTER));
return 0;
}
raster->depth = cameraDepth;
if(pixelformat && pixelformat != cameraFormat){
RWERROR((ERR_INVRASTER));
return 0;
}
pixelformat = cameraFormat;
raster->format = pixelformat;
break;
case Raster::NORMAL:
case Raster::CAMERATEXTURE:
if(palformat || mipmapflags){
RWERROR((ERR_INVRASTER));
return 0;
}
/* fallthrough */
case Raster::TEXTURE:
// Find raster format by depth if none was given
if(pixelformat == 0)
switch(raster->depth){
case 4:
pixelformat = Raster::C1555;
palformat = Raster::PAL4;
break;
case 8:
pixelformat = Raster::C1555;
palformat = Raster::PAL8;
break;
case 24:
// unsafe
// pixelformat = Raster::C888;
// palformat = 0;
// break;
case 32:
pixelformat = Raster::C8888;
palformat = 0;
break;
default:
pixelformat = Raster::C1555;
palformat = 0;
break;
}
raster->format = pixelformat | palformat | mipmapflags;
// Sanity check raster format and depth; set depth if none given
if(palformat){
if(palformat == Raster::PAL8){
if(raster->depth && raster->depth != 8){
RWERROR((ERR_INVRASTER));
return 0;
}
raster->depth = 8;
if(pixelformat != Raster::C1555 && pixelformat != Raster::C8888){
RWERROR((ERR_INVRASTER));
return 0;
}
}else if(palformat == Raster::PAL4){
if(raster->depth && raster->depth != 4){
RWERROR((ERR_INVRASTER));
return 0;
}
raster->depth = 4;
if(pixelformat != Raster::C1555 && pixelformat != Raster::C8888){
RWERROR((ERR_INVRASTER));
return 0;
}
}else{
RWERROR((ERR_INVRASTER));
return 0;
}
}else if(pixelformat == Raster::C1555){
if(raster->depth && raster->depth != 16){
RWERROR((ERR_INVRASTER));
return 0;
}
raster->depth = 16;
}else if(pixelformat == Raster::C8888){
if(raster->depth && raster->depth != 32){
RWERROR((ERR_INVRASTER));
return 0;
}
raster->depth = 32;
}else if(pixelformat == Raster::C888){
assert(0 && "24 bit rasters not supported");
if(raster->depth && raster->depth != 24){
RWERROR((ERR_INVRASTER));
return 0;
}
raster->depth = 24;
}else{
RWERROR((ERR_INVRASTER));
return 0;
}
break;
default:
RWERROR((ERR_INVRASTER));
return 0;
}
return 1;
}
/*
* Memory units:
* Column: 64 bytes (single cycle access)
* Block: 256 bytes, 64 words, 4 columns. texture base pointers
* Page: 8 kbytes, 2 kwords, 128 columns, 32 blocks. frame buffer base pointers
* entire memory: 4 mbytes, 64k columns, 16k blocks, 512 pages
*
* PSMT4: 128x128 pixels, 4x8 blocks per page, 32x16 pixels per block
* PSMT8: 128x64 pixels, 8x4 blocks per page, 16x16 pixels per block
* PSMCT16(S): 64x64 pixels, 4x8 blocks per page, 16x8 pixels per block
* PSMCT24: 64x32 pixels, 8x4 blocks per page, 8x8 pixels per block
* PSMCT32: 64x32 pixels, 8x4 blocks per page, 8x8 pixels per block
*
* Layout of blocks in page:
*
* PSMCT24, PSMCT32, PSMT8
* +----+----+----+----+----+----+----+----+
* | 0 | 1 | 4 | 5 | 16 | 17 | 20 | 21 |
* +----+----+----+----+----+----+----+----+
* | 2 | 3 | 6 | 7 | 18 | 19 | 22 | 23 |
* +----+----+----+----+----+----+----+----+
* | 8 | 9 | 12 | 13 | 24 | 25 | 28 | 29 |
* +----+----+----+----+----+----+----+----+
* | 10 | 11 | 14 | 15 | 26 | 27 | 30 | 31 |
* +----+----+----+----+----+----+----+----+
*
* PSMCT16, PSMT4
* +----+----+----+----+
* | 0 | 2 | 8 | 10 |
* +----+----+----+----+
* | 1 | 3 | 9 | 11 |
* +----+----+----+----+
* | 4 | 6 | 12 | 14 |
* +----+----+----+----+
* | 5 | 7 | 13 | 15 |
* +----+----+----+----+
* | 16 | 18 | 24 | 26 |
* +----+----+----+----+
* | 17 | 19 | 25 | 27 |
* +----+----+----+----+
* | 20 | 22 | 28 | 30 |
* +----+----+----+----+
* | 21 | 23 | 29 | 31 |
* +----+----+----+----+
*
* PSMCT16S
* +----+----+----+----+
* | 0 | 2 | 16 | 18 |
* +----+----+----+----+
* | 1 | 3 | 17 | 19 |
* +----+----+----+----+
* | 8 | 10 | 24 | 26 |
* +----+----+----+----+
* | 9 | 11 | 25 | 27 |
* +----+----+----+----+
* | 4 | 6 | 20 | 22 |
* +----+----+----+----+
* | 5 | 7 | 21 | 23 |
* +----+----+----+----+
* | 12 | 14 | 28 | 30 |
* +----+----+----+----+
* | 13 | 15 | 29 | 31 |
* +----+----+----+----+
*
*/
static uint8 blockmap_PSMCT32[32] = {
0, 1, 4, 5, 16, 17, 20, 21,
2, 3, 6, 7, 18, 19, 22, 23,
8, 9, 12, 13, 24, 25, 28, 29,
10, 11, 14, 15, 26, 27, 30, 31,
};
static uint8 blockmap_PSMCT16[32] = {
0, 2, 8, 10,
1, 3, 9, 11,
4, 6, 12, 14,
5, 7, 13, 15,
16, 18, 24, 26,
17, 19, 25, 27,
20, 22, 28, 30,
21, 23, 29, 31,
};
static uint8 blockmap_PSMCT16S[32] = {
0, 2, 16, 18,
1, 3, 17, 19,
8, 10, 24, 26,
9, 11, 25, 27,
4, 6, 20, 22,
5, 7, 21, 23,
12, 14, 28, 30,
13, 15, 29, 31,
};
static uint8 blockmap_PSMZ32[32] = {
24, 25, 28, 29, 8, 9, 12, 13,
26, 27, 30, 31, 10, 11, 14, 15,
16, 17, 20, 21, 0, 1, 4, 5,
18, 19, 22, 23, 2, 3, 6, 7,
};
static uint8 blockmap_PSMZ16[32] = {
24, 26, 16, 18,
25, 27, 17, 19,
28, 30, 20, 22,
29, 31, 21, 23,
8, 10, 0, 2,
9, 11, 1, 3,
12, 14, 4, 6,
13, 15, 5, 7,
};
static uint8 blockmap_PSMZ16S[32] = {
24, 26, 8, 10,
25, 27, 9, 11,
16, 18, 0, 2,
17, 19, 1, 3,
28, 30, 12, 14,
29, 31, 13, 15,
20, 22, 4, 6,
21, 23, 5, 7,
};
static uint8 blockmaprev_PSMCT32[32] = {
0, 1, 8, 9, 2, 3, 10, 11,
16, 17, 24, 25, 18, 19, 26, 27,
4, 5, 12, 13, 6, 7, 14, 15,
20, 21, 28, 29, 22, 23, 30, 31,
};
static uint8 blockmaprev_PSMCT16[32] = {
0, 4, 1, 5,
8, 12, 9, 13,
2, 6, 3, 7,
10, 14, 11, 15,
16, 20, 17, 21,
24, 28, 25, 29,
18, 22, 19, 23,
26, 30, 27, 31,
};
/* Suffixes used:
* _Px - pixels
* _W - width units (pixels/64)
* _B - blocks
* _P - pages
*/
/* Layout mipmaps and palette in GS memory */
static void
calcOffsets(int32 width_Px, int32 height_Px, int32 psm, uint64 *bufferBase_B, uint64 *bufferWidth_W, uint32 *trxpos, uint32 *totalSize, uint32 *paletteBase)
{
uint32 pageWidth_Px, pageHeight_Px;
uint32 blockWidth_Px, blockHeight_Px;
uint32 mindim_Px;
int32 nlevels;
int32 n;
uint32 mipw_Px, miph_Px;
uint32 lastmipw_Px, lastmiph_Px;
uint32 bufferHeight_P[8];
uint32 bufferPage_B[8]; // address of page in which the level is allocated
uint32 xoff_Px, yoff_Px; // x/y offset the last level starts at
// Whenever we allocate horizontally inside a page,
// keep track of the region below it on this stack.
uint32 sp;
uint32 xoffstack_Px[8]; // actually unused...
uint32 widthstack_Px[8];
uint32 heightstack_Px[8];
uint32 basestack_B[8];
uint32 flag;
switch(psm){
case PSMCT32:
case PSMCT24:
case PSMT8H:
case PSMT4HL:
case PSMT4HH:
case PSMZ32:
case PSMZ24:
pageWidth_Px = 64;
pageHeight_Px = 32;
blockWidth_Px = 8;
blockHeight_Px = 8;
break;
case PSMT8:
pageWidth_Px = 128;
pageHeight_Px = 64;
blockWidth_Px = 16;
blockHeight_Px = 16;
break;
case PSMT4:
pageWidth_Px = 128;
pageHeight_Px = 128;
blockWidth_Px = 32;
blockHeight_Px = 16;
break;
case PSMCT16:
case PSMCT16S:
case PSMZ16:
case PSMZ16S:
default:
pageWidth_Px = 64;
pageHeight_Px = 64;
blockWidth_Px = 16;
blockHeight_Px = 8;
break;
}
mindim_Px = min(width_Px, height_Px);
for(nlevels = 1; mindim_Px > 8; nlevels++){
if(nlevels >= maxMipLevels)
break;
mindim_Px /= 2;
}
#define PAGEWIDTH_B (pageWidth_Px/blockWidth_Px) // number of horizontal blocks per page
#define NBLKX(dim) (NSIZE((dim), blockWidth_Px))
#define NBLKY(dim) (NSIZE((dim), blockHeight_Px))
#define NPGX(dim) (NSIZE((dim), pageWidth_Px))
#define NPGY(dim) (NSIZE((dim), pageHeight_Px))
#define REALWIDTH(w) (max((w), blockWidth_Px))
#define REALHEIGHT(w) (max((w), blockHeight_Px))
bufferBase_B[0] = 0;
bufferWidth_W[0] = NPGX(width_Px)*pageWidth_Px/64;
bufferHeight_P[0] = NPGY(height_Px);
bufferPage_B[0] = 0;
lastmipw_Px = width_Px;
lastmiph_Px = height_Px;
sp = 0;
xoff_Px = 0;
yoff_Px = 0;
flag = 0;
// Calculate info for all mipmap levels.
// mipwidth/height are actually the dimensions of level n-1!
// This code was reversed from RW and is rather complicated...
// partially because it's not clear what the assumptions are,
// can width/height be non-powers of 2?
for(n = 1; n < nlevels; n++){
mipw_Px = lastmipw_Px/2;
miph_Px = lastmiph_Px/2;
if(lastmipw_Px >= pageWidth_Px){
if(lastmiph_Px >= pageHeight_Px){
// CASE 0
// We allocate full pages
// This is the only place bufferWidth can change. Similarly bufferBase_2, which is related
bufferBase_B[n] = bufferBase_B[n-1] + (lastmipw_Px/blockWidth_Px)*(lastmiph_Px/blockHeight_Px);
bufferPage_B[n] = bufferBase_B[n];
bufferWidth_W[n] = NPGX(mipw_Px)*pageWidth_Px/64;
bufferHeight_P[n] = NPGY(miph_Px);
xoff_Px = 0;
yoff_Px = 0;
}else{
// CASE 1
// Allocate vertically in the current page
bufferPage_B[n] = bufferPage_B[n-1];
bufferHeight_P[n] = bufferHeight_P[n-1];
bufferWidth_W[n] = bufferWidth_W[n-1];
// How do we know pageHeight - yoff - REALHEIGHT(lastmiph) >= miph?
// And how is this condition ever false?
// Assuming lastmipw >= pageWidth for any number of levels, lastmiph must be pageHeight/2
// or lower to reach this code. No dimension is lower than 8. Then consequent mipmaps
// will have heights halved but even with PSMT4 we will only (vertically) fill the
// page with the last mipmap and not go beyond...
if(REALHEIGHT(lastmiph_Px) + yoff_Px < pageHeight_Px){
// CASE 2
yoff_Px += REALHEIGHT(lastmiph_Px);
bufferBase_B[n] = bufferBase_B[n-1] +
PAGEWIDTH_B * NBLKY(lastmiph_Px) *
bufferWidth_W[n]*64/pageWidth_Px; // number of horizontal pages for level
}else{
// CASE 3
// Can this happen?
xoff_Px += REALWIDTH(lastmipw_Px);
bufferBase_B[n] = bufferBase_B[n-1] + NBLKX(lastmipw_Px);
}
}
}else if(lastmiph_Px >= pageHeight_Px){
// CASE 4
// Allocate horizontally
bufferPage_B[n] = bufferPage_B[n-1];
bufferHeight_P[n] = bufferHeight_P[n-1];
bufferWidth_W[n] = bufferWidth_W[n-1];
if(REALWIDTH(lastmipw_Px) + xoff_Px < pageWidth_Px){
// CASE 5
xoffstack_Px[sp] = xoff_Px; // unused...
heightstack_Px[sp] = REALHEIGHT(lastmiph_Px);
widthstack_Px[sp] = REALWIDTH(lastmipw_Px);
basestack_B[sp] = bufferBase_B[n-1] + NBLKY(lastmiph_Px) * PAGEWIDTH_B;
sp++;
xoff_Px += REALWIDTH(lastmipw_Px);
bufferBase_B[n] = bufferBase_B[n-1] + NBLKX(lastmipw_Px);
}else if(sp){
// CASE 7
bufferBase_B[n] = basestack_B[sp-1];
if(REALWIDTH(mipw_Px) < widthstack_Px[sp-1]){
// CASE 9
basestack_B[sp-1] += NBLKX(mipw_Px);
widthstack_Px[sp-1] -= REALWIDTH(mipw_Px);
}else if(REALHEIGHT(miph_Px) < heightstack_Px[sp-1]){
// CASE 8
basestack_B[sp-1] += NBLKY(miph_Px) * PAGEWIDTH_B;
heightstack_Px[sp-1] -= REALHEIGHT(miph_Px);
}else{
// CASE 10
sp--;
}
flag = 1;
}else{
// CASE 6
yoff_Px += REALHEIGHT(lastmiph_Px);
bufferBase_B[n] = bufferBase_B[n-1] + PAGEWIDTH_B*NBLKY(lastmiph_Px);
}
}else{
// CASE 11
bufferHeight_P[n] = bufferHeight_P[n-1];
bufferPage_B[n] = bufferPage_B[n-1];
bufferWidth_W[n] = bufferWidth_W[n-1];
if(REALWIDTH(lastmipw_Px) + xoff_Px < bufferWidth_W[n-1]*64){
// CASE 12
xoffstack_Px[sp] = xoff_Px; // unused...
widthstack_Px[sp] = REALWIDTH(lastmipw_Px);
heightstack_Px[sp] = REALHEIGHT(lastmiph_Px);
basestack_B[sp] = bufferBase_B[n-1] + PAGEWIDTH_B * NBLKY(lastmiph_Px);
sp++;
xoff_Px += REALWIDTH(lastmipw_Px);
bufferBase_B[n] = bufferBase_B[n-1] + NBLKX(lastmipw_Px);
}else if(REALHEIGHT(lastmiph_Px) + yoff_Px < pageHeight_Px*bufferHeight_P[n] && flag == 0){
// CASE 13
bufferBase_B[n] = bufferBase_B[n-1] + PAGEWIDTH_B * NBLKY(lastmiph_Px);
yoff_Px += blockHeight_Px ? lastmiph_Px : 0; // how exactly can blockHeight be 0?? This looks wrong...
flag = n;
}else{
// CASE 14
bufferBase_B[n] = basestack_B[sp-1];
if(REALWIDTH(mipw_Px) < widthstack_Px[sp-1]){
// CASE 15
basestack_B[sp-1] += NBLKX(mipw_Px);
widthstack_Px[sp-1] -= REALWIDTH(mipw_Px);
}else if(REALHEIGHT(miph_Px) < heightstack_Px[sp-1]){
// CASE 16
basestack_B[sp-1] += PAGEWIDTH_B * NBLKY(miph_Px);
heightstack_Px[sp-1] -= REALHEIGHT(miph_Px);
}else{
// CASE 17
sp--;
}
}
}
lastmipw_Px = mipw_Px;
lastmiph_Px = miph_Px;
}
// Calculate position of palette.
uint32 paletteBase_B = 0;
uint64 bufwidth_Px = bufferWidth_W[nlevels-1]*64;
uint64 bufheight_Px = bufferHeight_P[nlevels-1]*pageHeight_Px;
// != means > really
if(bufwidth_Px != lastmipw_Px || bufheight_Px != lastmiph_Px){
if(psm == PSMT8){
// 2x2 blocks at the end of the page (even for PSMCT16S)
paletteBase_B = bufferPage_B[nlevels-1] +
((bufwidth_Px/pageWidth_Px)*bufferHeight_P[nlevels-1] << 5) // total number of blocks
- (bufheight_Px/pageWidth_Px) * PAGEWIDTH_B // one block up
- 2; // two blocks left
}else if(psm == PSMT4){
// One block at the end of the page
paletteBase_B = bufferPage_B[nlevels-1] +
((bufwidth_Px/pageWidth_Px) * bufferHeight_P[nlevels-1] << 5)
- 1;
}
}else{
if(psm == PSMT8 || psm == PSMT4){
paletteBase_B = bufferPage_B[nlevels-1] +
(bufwidth_Px/blockWidth_Px) * (bufheight_Px/blockHeight_Px);
}
}
uint32 bufwidth_W = bufferWidth_W[0];
uint32 bufpage_B = bufferPage_B[0];
uint32 pixeloff;
for(n = 0; n < nlevels; n++){
// Calculate TRXPOS register (DSAX and DSAY, shifted up later)
// Start of buffer on current page (x in pixels, y in blocks)
pixeloff = (bufferBase_B[n] - bufpage_B) * blockWidth_Px;
// y coordinate of first pixel
yoff_Px = (pixeloff / (bufwidth_W*64)) * blockHeight_Px;
// x coordinate of first pixel
xoff_Px = pixeloff % (bufwidth_W*64);
if(bufferWidth_W[n] == bufwidth_W &&
// Not quite sure what's the meaning of this.
// DSAY is 11 bits, but so is DSAX and it is not checked?
yoff_Px < 0x800){
trxpos[n] = yoff_Px<<16 | xoff_Px;
}else{
bufwidth_W = bufferWidth_W[n];
bufpage_B = bufferPage_B[n];
trxpos[n] = 0;
}
// If using more than one page we have to swizzle rows inside page rows
if(bufwidth_W*64 / pageWidth_Px > 1){
uint32 bufpagestride_B = bufwidth_W*64 * 32 / pageWidth_Px; // one row of pages
uint32 bufwidth_B = bufwidth_W*64 / blockWidth_Px; // one row of blocks
// To illustrate assume:
// - 8x4 block pages
// - texture is 4 pages wide
// Then the lower bits of an input block address look like: RRRPPCC
// where the C bits are the block's column inside a page
// the P bits are the block's page horizontally
// the R bits are the block's row in a row of pages
// We want to swap P and R: PPRRRCC
bufferBase_B[n] =
(bufferBase_B[n] & ~((uint64)bufpagestride_B - PAGEWIDTH_B)) // mask out R and P
| ((bufferBase_B[n] & (bufwidth_B - PAGEWIDTH_B)) * (bufpagestride_B/bufwidth_B)) // extract P and shift left
| ((bufferBase_B[n] & (bufpagestride_B - bufwidth_B)) / (bufwidth_B/PAGEWIDTH_B)); // extract R and shift right
}
// Always have to swizzle blocks inside pages. We use a lookup, RW does bit operations
switch(psm){
case PSMCT32:
case PSMCT24:
case PSMT8:
case PSMT8H:
case PSMT4HL:
case PSMT4HH:
// ABCDE -> CADBE
bufferBase_B[n] = (bufferBase_B[n]&~0x1F) | (uint64)blockmap_PSMCT32[bufferBase_B[n]&0x1F];
break;
case PSMT4:
case PSMCT16:
// ABCDE -> ADBEC
bufferBase_B[n] = (bufferBase_B[n]&~0x1F) | (uint64)blockmap_PSMCT16[bufferBase_B[n]&0x1F];
break;
case PSMCT16S:
// ABCDE -> DBAEC
bufferBase_B[n] = (bufferBase_B[n]&~0x1F) | (uint64)blockmap_PSMCT16S[bufferBase_B[n]&0x1F];
break;
case PSMZ32:
case PSMZ24:
// ABCDE -> ~C~ADBE
bufferBase_B[n] = (bufferBase_B[n]&~0x1F) | (uint64)blockmap_PSMZ32[bufferBase_B[n]&0x1F];
break;
case PSMZ16:
// ABCDE -> ~A~DBEC
bufferBase_B[n] = (bufferBase_B[n]&~0x1F) | (uint64)blockmap_PSMZ16[bufferBase_B[n]&0x1F];
break;
case PSMZ16S:
// ABCDE -> ~D~BAEC
bufferBase_B[n] = (bufferBase_B[n]&~0x1F) | (uint64)blockmap_PSMZ16S[bufferBase_B[n]&0x1F];
break;
default: break;
}
}
// Same dance as above, with the palette
if(bufwidth_W*64 / pageWidth_Px > 1){
uint32 bufpagestride_B = bufwidth_W*64 * 32 / pageWidth_Px; // one row of pages
uint32 bufwidth_B = bufwidth_W*64 / blockWidth_Px; // one row of blocks
paletteBase_B =
(paletteBase_B & ~(bufpagestride_B - PAGEWIDTH_B)) // mask out R and P
| ((paletteBase_B & (bufwidth_B - PAGEWIDTH_B)) * (bufpagestride_B/bufwidth_B)) // extract P and shift left
| ((paletteBase_B & (bufpagestride_B - bufwidth_B)) / (bufwidth_B/PAGEWIDTH_B)); // extract R and shift right
}
switch(psm){
case PSMCT32:
case PSMCT24:
case PSMT8:
case PSMT8H:
case PSMT4HL:
case PSMT4HH:
paletteBase_B = (paletteBase_B&~0x1F) | (uint64)blockmap_PSMCT32[paletteBase_B&0x1F];
break;
case PSMT4:
case PSMCT16:
paletteBase_B = (paletteBase_B&~0x1F) | (uint64)blockmap_PSMCT16[paletteBase_B&0x1F];
break;
case PSMCT16S:
paletteBase_B = (paletteBase_B&~0x1F) | (uint64)blockmap_PSMCT16S[paletteBase_B&0x1F];
break;
case PSMZ32:
case PSMZ24:
paletteBase_B = (paletteBase_B&~0x1F) | (uint64)blockmap_PSMZ32[paletteBase_B&0x1F];
break;
case PSMZ16:
paletteBase_B = (paletteBase_B&~0x1F) | (uint64)blockmap_PSMZ16[paletteBase_B&0x1F];
break;
case PSMZ16S:
paletteBase_B = (paletteBase_B&~0x1F) | (uint64)blockmap_PSMZ16S[paletteBase_B&0x1F];
break;
default: break;
}
*paletteBase = paletteBase_B;
*totalSize = bufferPage_B[nlevels-1] + // start of last buffer`
bufferWidth_W[nlevels-1]*64/blockWidth_Px * // number of horizontal blocks in last level
pageHeight_Px*bufferHeight_P[nlevels-1]/blockHeight_Px; // number of vertical blocks in last level
*totalSize *= 64; // to words
#undef BLKSTRIDE
#undef NBLKX
#undef NBLKY
#undef NPGX
#undef NPGY
#undef REALWIDTH
#undef REALHEIGHT
}
static Raster*
rasterCreateTexture(Raster *raster)
{
// We use a map for fast lookup, even for impossible depths
static int32 pageWidths[32] = {
128, 128, 128, 128,
128, 128, 128, 128,
64, 64, 64, 64, 64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64,
};
static int32 pageHeights[32] = {
128, 128, 128, 128,
64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64,
32, 32, 32, 32, 32, 32, 32, 32,
32, 32, 32, 32, 32, 32, 32, 32,
};
enum {
TCC_RGBA = 1 << 2,
CLD_1 = 1 << 29,
WD2BLK = 64, // words per block
WD2PG = 2048, // words per page
};
int32 pixelformat, palformat;
// TEX0 fields (not all)
int64 tbw = 0; // texture buffer width, texels/64
int64 psm = 0; // pixel storage mode
int64 tw = 0; // texture width exponent, width = 2^tw
int64 th = 0; // texture height exponent, height = 2^th
int64 tcc = 0; // texture color component, 0 = rgb, 1 = rgba
int64 cpsm = 0; // CLUT pixel storage mode
int64 cld = 0; // CLUT buffer load control
uint64 bufferWidth[7]; // in number of pixels / 64
uint64 bufferBase[7]; // block address
uint32 trxpos_hi[8];
int32 width, height, depth;
int32 pageWidth, pageHeight;
int32 paletteWidth, paletteHeight, paletteDepth;
int32 palettePagewidth, palettePageheight;
Ps2Raster *ras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
pixelformat = raster->format & 0xF00;
palformat = raster->format & 0x6000;
width = raster->width;
height = raster->height;
depth = raster->depth;
// RW's code does not seem to quite work with 24 bit rasters
// so make sure we're not generating them for safety
assert(depth != 24);
ras->flags = 0;
ras->data = nil;
ras->dataSize = 0;
// RW doesn't seem to check this, hm...
if(raster->flags & Raster::DONTALLOCATE)
return raster;
//printf("%x %x %x %x\n", raster->format, raster->flags, raster->type, noNewStyleRasters);
pageWidth = pageWidths[depth-1];
pageHeight = pageHeights[depth-1];
int32 s;
tw = 0;
for(s = 1; s < width; s *= 2)
tw++;
th = 0;
for(s = 1; s < height; s *= 2)
th++;
ras->kl = defaultMipMapKL;
// unk2[0] = 1
//printf("%d %d %d %d\n", raster->width, logw, raster->height, logh);
// round up to page width, set TBW, TW, TH
tbw = max(width,pageWidth)/64;
// set PSM, TCC, CLD, CPSM and figure out palette format
if(palformat){
if(palformat == Raster::PAL8){
psm = PSMT8;
paletteWidth = 16;
paletteHeight = 16;
}else if(palformat == Raster::PAL4){
psm = PSMT4;
paletteWidth = 8;
paletteHeight = 2;
}else{
// can't happen, sanity check in getRasterFormat
return nil;;
}
tcc = 1; // RGBA
cld = 1;
if(pixelformat == Raster::C1555){
paletteDepth = 2;
cpsm = PSMCT16S;
palettePagewidth = 64;
palettePageheight = 64;
}else if(pixelformat == Raster::C8888){
paletteDepth = 4;
cpsm = PSMCT32;
palettePagewidth = 64;
palettePageheight = 32;
}else
// can't happen, sanity check in getRasterFormat
return nil;;
}else{
paletteWidth = 0;
paletteHeight = 0;
paletteDepth = 0;
palettePagewidth = 0;
palettePageheight = 0;
if(pixelformat == Raster::C8888){
psm = PSMCT32;
tcc = 1; // RGBA
}else if(pixelformat == Raster::C888){
psm = PSMCT24;
tcc = 0; // RGB
}else if(pixelformat == Raster::C1555){
psm = PSMCT16S;
tcc = 1; // RGBA
}else
// can't happen, sanity check in getRasterFormat
return nil;;
}
for(int i = 0; i < 7; i++){
bufferWidth[i] = 1;
bufferBase[i] = 0;
}
int32 mipw, miph;
int32 w, h;
int32 n;
int32 nPagW, nPagH;
raster->stride = width*depth/8;
if(raster->format & Raster::MIPMAP){
// NOTE: much of this code seems to be totally useless.
// calcOffsets overwrites what we calculate here. I wonder
// why this code even is in RW. Maybe it's older code that used
// the GS' automatic base pointer calculation?
// see the left columns in the maps above
static uint32 blockOffset32_24_8[8] = { 0, 2, 2, 8, 8, 10, 10, 32 };
static uint32 blockOffset16_4[8] = { 0, 1, 4, 5, 16, 17, 20, 21 };
static uint32 blockOffset16S[8] = { 0, 1, 8, 9, 4, 5, 12, 13 };
uint64 lastBufferWidth;
mipw = width;
miph = height;
lastBufferWidth = max(pageWidth, width)/64;
ras->pixelSize = 0;
int32 lastaddress = 0; // word address
int32 nextaddress = 0; // word address
int32 stride; // in bytes
for(n = 0; mipw != 0 && miph != 0 && n < maxMipLevels; n++){
if(width >= 8 && height >= 8 && (mipw < 8 || miph < 8))
break;
ras->pixelSize += ALIGN64(mipw*miph*depth/8);
bufferWidth[n] = max(pageWidth, mipw)/64;
stride = bufferWidth[n]*64*depth/8;
// If buffer width changes, align next address to page
if(bufferWidth[n] != lastBufferWidth){
nPagW = ((width >> (n-1)) + pageWidth-1)/pageWidth;
nPagH = ((height >> (n-1)) + pageHeight-1)/pageHeight;
nextaddress = (lastaddress + nPagW*nPagH*WD2PG) & ~(WD2PG-1);
}
lastBufferWidth = bufferWidth[n];
nextaddress = ALIGN64(nextaddress); // this should already be the case...
uint32 b = nextaddress>>(11-3) & 7; // upper three bits of block-in-page address
switch(psm){
case PSMCT32:
case PSMCT24:
case PSMT8:
b = blockOffset32_24_8[b];
break;
case PSMCT16:
case PSMT4:
b = blockOffset16_4[b];
break;
case PSMCT16S:
b = blockOffset16S[b];
break;
default:
// can't happen
break;
}
// shift to page address, then to block address and add offset inside page
bufferBase[n] = b + (nextaddress>>11 << 5);
lastaddress = nextaddress;
nextaddress = ALIGN64(miph*stride/4 + lastaddress);
mipw /= 2;
miph /= 2;
}
// Do the real work here
uint32 paletteBase;
uint32 totalSize;
calcOffsets(width, height, psm, bufferBase, bufferWidth, trxpos_hi, &totalSize, &paletteBase);
ras->paletteSize = paletteWidth*paletteHeight*paletteDepth;
ras->miptbp1 =
bufferWidth[1]<<14 | (bufferBase[1] & 0x3FFF)<<0
| bufferWidth[2]<<34 | (bufferBase[2] & 0x3FFF)<<20
| bufferWidth[3]<<54 | (bufferBase[3] & 0x3FFF)<<40;
ras->miptbp2 =
bufferWidth[4]<<14 | (bufferBase[4] & 0x3FFF)<<0
| bufferWidth[5]<<34 | (bufferBase[5] & 0x3FFF)<<20
| bufferWidth[6]<<54 | (bufferBase[6] & 0x3FFF)<<40;
ras->tex1low = (n-1)<<2;
ras->totalSize = totalSize;
if(ras->paletteSize){
ras->paletteBase = paletteBase;
if(ras->paletteBase*64 == ras->totalSize)
ras->totalSize += WD2PG;
}else
ras->paletteBase = 0;
}else{
// No mipmaps
ras->pixelSize = ALIGN16(raster->stride*raster->height);
ras->paletteSize = paletteWidth*paletteHeight*paletteDepth;
ras->miptbp1 = 1ULL<<54 | 1ULL<<34 | 1ULL<<14;
ras->miptbp2 = 1ULL<<54 | 1ULL<<34 | 1ULL<<14;
ras->tex1low = 0; // one mipmap level
// find out number of pages needed
nPagW = (width + pageWidth-1)/pageWidth;
nPagH = (height + pageHeight-1)/pageHeight;
// calculate buffer width in units of pixels/64
bufferBase[0] = 0;
trxpos_hi[0] = 0;
bufferWidth[0] = nPagW*pageWidth / 64;
// calculate whole buffer size in words
ras->totalSize = nPagW*nPagH*WD2PG;
// calculate palette offset on GS in units of words/64
if(ras->paletteSize){
// Maximum palette size is 256 words.
// If there is still room, use it!
// If dimensions don't fill a page, we have at least
// half a page left, enough for any palette
//TODO: this was not always done it seems but even gta3's 3.1 seems to??
if(pageWidth*nPagW > width ||
pageHeight*nPagH > height){
ras->paletteBase = (ras->totalSize - 256) / WD2BLK;
}else{
// Otherwise allocate more space...
ras->paletteBase = ras->totalSize / WD2BLK;
// ...using the same calculation as above.
// WHY? we never need more than one page!
nPagW = (paletteWidth + palettePagewidth-1)/palettePagewidth;
nPagH = (paletteHeight + palettePageheight-1)/palettePageheight;
ras->totalSize += nPagW*nPagH*WD2PG;
}
}else
ras->paletteBase = 0;
}
ras->tex0 = tbw << 14 |
psm << 20 |
tw << 26 |
th << 30 |
tcc << 34 |
cpsm << 51 |
0ULL << 55 | // csm0
0ULL << 56 | // entry offset
cld << 61;
// allocate data and fill with GIF packets
ras->pixelSize = ALIGN16(ras->pixelSize);
int32 numLevels = MAXLEVEL(ras)+1;
// No GIF packet because we either don't want it (pre 0x310 rasters)
// or the data wouldn't fit into a DMA packet
if(noNewStyleRasters ||
(raster->width*raster->height*raster->depth/8/0x10) >= 0x7FFF){
ras->dataSize = ras->paletteSize+ras->pixelSize;
uint8 *data = (uint8*)mallocalign(ras->dataSize, 0x40);
assert(data);
ras->data = data;
raster->pixels = data;
if(ras->paletteSize)
raster->palette = data + ras->pixelSize;
if(raster->depth == 8)
ras->flags |= Ps2Raster::SWIZZLED8;
}else{
ras->flags |= Ps2Raster::NEWSTYLE;
uint64 paltrxpos = 0;
uint32 dsax = trxpos_hi[numLevels-1] & 0x7FF;
uint32 dsay = trxpos_hi[numLevels-1]>>16 & 0x7FF;
// Set swizzle flags and calculate TRXPOS for palette
if(psm == PSMT8){
ras->flags |= Ps2Raster::SWIZZLED8;
if(cpsm == PSMCT32 && bufferWidth[numLevels-1] == 2){ // one page
// unswizzle the starting block of the last buffer and palette
uint32 bufbase_B = (bufferBase[numLevels-1]&~0x1F) | (uint64)blockmaprev_PSMCT32[bufferBase[numLevels-1]&0x1F];
uint32 palbase_B = (ras->paletteBase&~0x1F) | (uint64)blockmaprev_PSMCT32[ras->paletteBase&0x1F];
// find start of page of last level (16,16 are PSMT8 block dimensions)
uint32 page_B = bufbase_B - 8*(dsay/16) - dsax/16;
// find palette DSAX/Y (in PSMCT32!)
dsay = (palbase_B - page_B)/8 * 8; // block/blocksPerPageX * blockHeight
dsax = (palbase_B - page_B)*8 % 64; // block*blockWidth % pageWidth
if(dsay < 0x800)
paltrxpos = dsay<<16 | dsax;
}
}
if(psm == PSMT4){
// swizzle flag depends on version :/
// but which version? ....
if(rw::version > 0x31000){
ras->flags |= Ps2Raster::SWIZZLED4;
// Where can this come from? if anything we're using PSMCT16S
// Looks like they wanted to swizzle palettes too...
if(cpsm == PSMCT16){
// unswizzle the starting block of the last buffer and palette
uint32 bufbase_B = (bufferBase[numLevels-1]&~0x1F) | (uint64)blockmaprev_PSMCT16[bufferBase[numLevels-1]&0x1F];
uint32 palbase_B = (ras->paletteBase&~0x1F) | (uint64)blockmaprev_PSMCT16[ras->paletteBase&0x1F];
// find start of page of last level (32,16 are PSMT4 block dimensions)
uint32 page_B = bufbase_B - 4*(dsay/32) - dsax/16;
// find palette DSAX/Y (in PSMCT16!)
dsay = (palbase_B - page_B)/4 * 8; // block/blocksPerPageX * blockHeight
dsax = (palbase_B - page_B)*16 % 128; // block*blockWidth % pageWidth
if(dsay < 0x800)
paltrxpos = dsay<<16 | dsax;
}
}
}
ras->pixelSize = 0x50*numLevels; // GIF packets
int32 minW, minH;
transferMinSize(psm, ras->flags, &minW, &minH);
w = raster->width;
h = raster->height;
n = numLevels;
while(n--){
mipw = max(w, minW);
miph = max(h, minH);
ras->pixelSize += ALIGN16(mipw*miph*raster->depth/8);
w /= 2;
h /= 2;
}
if(ras->paletteSize){
if(rw::version > 0x31000 && paletteHeight == 2)
paletteHeight = 3;
ras->paletteSize = 0x50 +
paletteDepth*paletteWidth*paletteHeight;
}
// One transfer per buffer width, 4 qwords:
// DMAcnt(2) [NOP, DIRECT]
// GIF tag A+D
// BITBLTBUF
// DMAref(pixel data) [NOP, DIRECT]
uint32 extrasize = 0x10; // PixelPtr
int32 numTransfers = 0;
for(n = 0; n < numLevels; n++)
if(trxpos_hi[n] == 0){
extrasize += 0x40;
numTransfers++;
}
if(ras->paletteSize){
extrasize += 0x40;
numTransfers++;
}
// What happens here?
if(ras->paletteSize && paltrxpos == 0)
ras->dataSize = ALIGN(ras->pixelSize,128) + ALIGN(ras->paletteSize,64) + extrasize + 0x70;
else
ras->dataSize = ALIGN(ras->paletteSize+ras->pixelSize,64) + extrasize + 0x70;
uint8 *data = (uint8*)mallocalign(ras->dataSize, 0x40);
uint32 *xferchain = (uint32*)(data + 0x10);
assert(data);
ras->data = data;
Ps2Raster::PixelPtr *pp = (Ps2Raster::PixelPtr*)data;
pp->numTransfers = numTransfers;
pp->numTotalTransfers = numTransfers;
pp->pixels = (uint8*)ALIGN((uintptr)data + extrasize, 128);
raster->pixels = (uint8*)pp;
if(ras->paletteSize)
raster->palette = pp->pixels + ALIGN(ras->pixelSize, 128) + 0x50;
uint32 *p = (uint32*)pp->pixels;
w = raster->width;
h = raster->height;
for(n = 0; n < numLevels; n++){
mipw = max(w, minW);
miph = max(h, minH);
// GIF tag
*p++ = 3; // NLOOP = 3
*p++ = 0x10000000; // NREG = 1
*p++ = 0xE; // A+D
*p++ = 0;
// TRXPOS
if((ras->flags & Ps2Raster::SWIZZLED8 && psm == PSMT8) ||
(ras->flags & Ps2Raster::SWIZZLED4 && psm == PSMT4)){
*p++ = 0; // SSAX/Y is always 0
*p++ = (trxpos_hi[n] & ~0x10001)/2; // divide both DSAX/Y by 2
}else{
*p++ = 0;
*p++ = trxpos_hi[n];
}
*p++ = 0x51;
*p++ = 0;
// TRXREG
if((ras->flags & Ps2Raster::SWIZZLED8 && psm == PSMT8) ||
(ras->flags & Ps2Raster::SWIZZLED4 && psm == PSMT4)){
*p++ = mipw/2;
*p++ = miph/2;
}else{
*p++ = mipw;
*p++ = miph;
}
*p++ = 0x52;
*p++ = 0;
// TRXDIR
*p++ = 0; // host -> local
*p++ = 0;
*p++ = 0x53;
*p++ = 0;
// GIF tag
uint32 sz = ALIGN16(mipw*miph*raster->depth/8)/16;
*p++ = sz & 0x7FFF;
*p++ = 0x08000000; // IMAGE
*p++ = 0;
*p++ = 0;
if(trxpos_hi[n] == 0){
// Add a transfer, see above for layout
*xferchain++ = 0x10000002; // DMAcnt, 2 qwords
*xferchain++ = 0;
*xferchain++ = 0; // VIF nop
*xferchain++ = 0x50000002; // VIF DIRECT 2 qwords
// GIF tag
*xferchain++ = 1; // NLOOP = 1
*xferchain++ = 0x10000000; // NREG = 1
*xferchain++ = 0xE; // A+D
*xferchain++ = 0;
// BITBLTBUF
if(ras->flags & Ps2Raster::SWIZZLED8 && psm == PSMT8){
// PSMT8 is swizzled to PSMCT32 and dimensions are halved
*xferchain++ = PSMCT32<<24 | bufferWidth[n]/2<<16; // src buffer
*xferchain++ = PSMCT32<<24 | bufferWidth[n]/2<<16 | bufferBase[n]; // dst buffer
}else if(ras->flags & Ps2Raster::SWIZZLED4 && psm == PSMT4){
// PSMT4 is swizzled to PSMCT16 and dimensions are halved
*xferchain++ = PSMCT16<<24 | bufferWidth[n]/2<<16; // src buffer
*xferchain++ = PSMCT16<<24 | bufferWidth[n]/2<<16 | bufferBase[n]; // dst buffer
}else{
*xferchain++ = psm<<24 | bufferWidth[n]<<16; // src buffer
*xferchain++ = psm<<24 | bufferWidth[n]<<16 | bufferBase[n]; // dst buffer
}
*xferchain++ = 0x50;
*xferchain++ = 0;
*xferchain++ = 0x30000000 | sz+5; // DMAref
// this obviously only works with 32 bit pointers, but it's only needed on the PS2 anyway
*xferchain++ = (uint32)(uintptr)p - 0x50;
*xferchain++ = 0; // VIF nop
*xferchain++ = 0x50000000 | sz+5; // VIF DIRECT 2 qwords
}else{
// Add to existing transfer
xferchain[-4] = 0x30000000 | (xferchain[-4]&0xFFFF) + sz+5; // last DMAref
xferchain[-1] = 0x50000000 | (xferchain[-1]&0xFFFF) + sz+5; // last DIRECT
}
p += sz*4;
w /= 2;
h /= 2;
}
if(ras->paletteSize){
// huh?
if(paltrxpos)
raster->palette = (uint8*)p + 0x50;
p = (uint32*)(raster->palette - 0x50);
// GIF tag
*p++ = 3; // NLOOP = 3
*p++ = 0x10000000; // NREG = 1
*p++ = 0xE; // A+D
*p++ = 0;
// TRXPOS
*(uint64*)p = paltrxpos;
p += 2;
*p++ = 0x51;
*p++ = 0;
// TRXREG
*p++ = paletteWidth;
*p++ = paletteHeight;
*p++ = 0x52;
*p++ = 0;
// TRXDIR
*p++ = 0; // host -> local
*p++ = 0;
*p++ = 0x53;
*p++ = 0;
// GIF tag
uint32 sz = ALIGN16(ras->paletteSize - 0x50)/16;
*p++ = sz & 0x7FFF;
*p++ = 0x08000000; // IMAGE
*p++ = 0;
*p++ = 0;
// Transfer
*xferchain++ = 0x10000002; // DMAcnt, 2 qwords
*xferchain++ = 0;
*xferchain++ = 0; // VIF nop
*xferchain++ = 0x50000002; // VIF DIRECT 2 qwords
// GIF tag
*xferchain++ = 1; // NLOOP = 1
*xferchain++ = 0x10000000; // NREG = 1
*xferchain++ = 0xE; // A+D
*xferchain++ = 0;
// BITBLTBUF
if(paltrxpos == 0){
*xferchain++ = cpsm<<24 | 1<<16; // src buffer
*xferchain++ = cpsm<<24 | 1<<16 | ras->paletteBase; // dst buffer
*xferchain++ = 0x50;
*xferchain++ = 0;
}else{
// copy last pixel bitbltbuf...if uploading palette separately it's still the same buffer
xferchain[0] = xferchain[-16];
xferchain[1] = xferchain[-15];
xferchain[2] = xferchain[-14];
xferchain[3] = xferchain[-13];
// Add to last transfer
xferchain[-16] = 0x30000000 | (xferchain[-16]&0xFFFF) + sz+5; // last DMAref
xferchain[-13] = 0x50000000 | (xferchain[-13]&0xFFFF) + sz+5; // last DIRECT
xferchain += 4;
pp->numTransfers--;
}
*xferchain++ = 0x30000000 | sz+5; // DMAref
// this obviously only works with 32 bit pointers, but it's only needed on the PS2 anyway
*xferchain++ = (uint32)(uintptr)p - 0x50;
*xferchain++ = 0; // VIF nop
*xferchain++ = 0x50000000 | sz+5; // VIF DIRECT 2 qwords
}
}
raster->originalPixels = raster->pixels;
raster->originalStride = raster->stride;
if(ras->flags & Ps2Raster::NEWSTYLE)
raster->pixels = ((Ps2Raster::PixelPtr*)raster->pixels)->pixels + 0x50;
return raster;
}
Raster*
rasterCreate(Raster *raster)
{
if(!getRasterFormat(raster))
return nil;
// init raster
raster->pixels = nil;
raster->palette = nil;
raster->originalWidth = raster->width;
raster->originalHeight = raster->height;
raster->originalPixels = raster->pixels;
if(raster->width == 0 || raster->height == 0){
raster->flags = Raster::DONTALLOCATE;
raster->stride = 0;
raster->originalStride = 0;
return raster;
}
switch(raster->type){
case Raster::NORMAL:
case Raster::TEXTURE:
return rasterCreateTexture(raster);
case Raster::ZBUFFER:
// TODO. only RW_PS2
// get info from video mode
raster->flags = Raster::DONTALLOCATE;
return raster;
case Raster::CAMERA:
// TODO. only RW_PS2
// get info from video mode
raster->flags = Raster::DONTALLOCATE;
return raster;
case Raster::CAMERATEXTURE:
// TODO. only RW_PS2
// check width/height and fall through to texture
return nil;
}
return nil;
}
static uint32
swizzle(uint32 x, uint32 y, uint32 logw)
{
#define X(n) ((x>>(n))&1)
#define Y(n) ((y>>(n))&1)
uint32 nx, ny, n;
x ^= (Y(1)^Y(2))<<2;
nx = (x&7) | ((x>>1)&~7);
ny = (y&1) | ((y>>1)&~1);
n = Y(1) | X(3)<<1;
return n | nx<<2 | ny<<(logw-1+2);
}
void
unswizzleRaster(Raster *raster)
{
uint8 tmpbuf[1024*4]; // 1024x4px, maximum possible width
uint32 mask;
int32 x, y, w, h;
int32 i;
int32 logw;
Ps2Raster *natras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
uint8 *px;
if((raster->format & (Raster::PAL4|Raster::PAL8)) == 0)
return;
int minw, minh;
transferMinSize(raster->format & Raster::PAL4 ? PSMT4 : PSMT8, natras->flags, &minw, &minh);
w = max(raster->width, minw);
h = max(raster->height, minh);
px = raster->pixels;
logw = 0;
for(i = 1; i < w; i *= 2) logw++;
mask = (1<<(logw+2))-1;
if(raster->format & Raster::PAL4 && natras->flags & Ps2Raster::SWIZZLED4){
for(y = 0; y < h; y += 4){
memcpy(tmpbuf, &px[y<<(logw-1)], 2*w);
for(i = 0; i < 4; i++)
for(x = 0; x < w; x++){
uint32 a = ((y+i)<<logw)+x;
uint32 s = swizzle(x, y+i, logw)&mask;
uint8 c = s & 1 ? tmpbuf[s>>1] >> 4 : tmpbuf[s>>1] & 0xF;
px[a>>1] = a & 1 ? (px[a>>1]&0xF) | c<<4 : (px[a>>1]&0xF0) | c;
}
}
}else if(raster->format & Raster::PAL8 && natras->flags & Ps2Raster::SWIZZLED8){
for(y = 0; y < h; y += 4){
memcpy(tmpbuf, &px[y<<logw], 4*w);
for(i = 0; i < 4; i++)
for(x = 0; x < w; x++){
uint32 a = ((y+i)<<logw)+x;
uint32 s = swizzle(x, y+i, logw)&mask;
px[a] = tmpbuf[s];
}
}
}
}
void
swizzleRaster(Raster *raster)
{
uint8 tmpbuf[1024*4]; // 1024x4px, maximum possible width
uint32 mask;
int32 x, y, w, h;
int32 i;
int32 logw;
Ps2Raster *natras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
uint8 *px;
if((raster->format & (Raster::PAL4|Raster::PAL8)) == 0)
return;
int minw, minh;
transferMinSize(raster->format & Raster::PAL4 ? PSMT4 : PSMT8, natras->flags, &minw, &minh);
w = max(raster->width, minw);
h = max(raster->height, minh);
px = raster->pixels;
logw = 0;
for(i = 1; i < raster->width; i *= 2) logw++;
mask = (1<<(logw+2))-1;
if(raster->format & Raster::PAL4 && natras->flags & Ps2Raster::SWIZZLED4){
for(y = 0; y < h; y += 4){
for(i = 0; i < 4; i++)
for(x = 0; x < w; x++){
uint32 a = ((y+i)<<logw)+x;
uint32 s = swizzle(x, y+i, logw)&mask;
uint8 c = a & 1 ? px[a>>1] >> 4 : px[a>>1] & 0xF;
tmpbuf[s>>1] = s & 1 ? (tmpbuf[s>>1]&0xF) | c<<4 : (tmpbuf[s>>1]&0xF0) | c;
}
memcpy(&px[y<<(logw-1)], tmpbuf, 2*w);
}
}else if(raster->format & Raster::PAL8 && natras->flags & Ps2Raster::SWIZZLED8){
for(y = 0; y < h; y += 4){
for(i = 0; i < 4; i++)
for(x = 0; x < w; x++){
uint32 a = ((y+i)<<logw)+x;
uint32 s = swizzle(x, y+i, logw)&mask;
tmpbuf[s] = px[a];
}
memcpy(&px[y<<logw], tmpbuf, 4*w);
}
}
}
uint8*
rasterLock(Raster *raster, int32 level, int32 lockMode)
{
Ps2Raster *natras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
assert(raster->depth != 24);
if(level > 0){
int32 minw, minh;
int32 mipw, miph;
transferMinSize(raster->format & Raster::PAL4 ? PSMT4 : PSMT8, natras->flags, &minw, &minh);
while(level--){
mipw = max(raster->width, minw);
miph = max(raster->height, minh);
raster->pixels += ALIGN16(mipw*miph*raster->depth/8) + 0x50;
raster->width /= 2;
raster->height /= 2;
}
}
if((lockMode & Raster::LOCKNOFETCH) == 0)
unswizzleRaster(raster);
if(lockMode & Raster::LOCKREAD) raster->privateFlags |= Raster::PRIVATELOCK_READ;
if(lockMode & Raster::LOCKWRITE) raster->privateFlags |= Raster::PRIVATELOCK_WRITE;
return raster->pixels;
}
void
rasterUnlock(Raster *raster, int32 level)
{
Ps2Raster *natras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
if(raster->format & (Raster::PAL4 | Raster::PAL8))
swizzleRaster(raster);
raster->width = raster->originalWidth;
raster->height = raster->originalHeight;
raster->pixels = raster->originalPixels;
raster->stride = raster->originalStride;
if(natras->flags & Ps2Raster::NEWSTYLE)
raster->pixels = ((Ps2Raster::PixelPtr*)raster->pixels)->pixels + 0x50;
raster->privateFlags &= ~(Raster::PRIVATELOCK_READ|Raster::PRIVATELOCK_WRITE);
// TODO: generate mipmaps
}
static void
convertCSM1_16(uint32 *pal)
{
int i, j;
uint32 tmp;
for(i = 0; i < 256; i++)
// palette index bits 0x08 and 0x10 are flipped
if((i & 0x18) == 0x10){
j = i ^ 0x18;
tmp = pal[i];
pal[i] = pal[j];
pal[j] = tmp;
}
}
static void
convertCSM1_32(uint32 *pal)
{
int i, j;
uint32 tmp;
for(i = 0; i < 256; i++)
// palette index bits 0x08 and 0x10 are flipped
if((i & 0x18) == 0x10){
j = i ^ 0x18;
tmp = pal[i];
pal[i] = pal[j];
pal[j] = tmp;
}
}
static void
convertPalette(Raster *raster)
{
if(raster->format & Raster::PAL8){
if((raster->format & 0xF00) == Raster::C8888)
convertCSM1_32((uint32*)raster->palette);
else if((raster->format & 0xF00) == Raster::C8888)
convertCSM1_16((uint32*)raster->palette);
}
}
// NB: RW doesn't convert the palette when locking/unlocking
uint8*
rasterLockPalette(Raster *raster, int32 lockMode)
{
if((raster->format & (Raster::PAL4 | Raster::PAL8)) == 0)
return nil;
if((lockMode & Raster::LOCKNOFETCH) == 0)
convertPalette(raster);
if(lockMode & Raster::LOCKREAD) raster->privateFlags |= Raster::PRIVATELOCK_READ_PALETTE;
if(lockMode & Raster::LOCKWRITE) raster->privateFlags |= Raster::PRIVATELOCK_WRITE_PALETTE;
return raster->palette;
}
void
rasterUnlockPalette(Raster *raster)
{
if(raster->format & (Raster::PAL4 | Raster::PAL8))
convertPalette(raster);
raster->privateFlags &= ~(Raster::PRIVATELOCK_READ_PALETTE|Raster::PRIVATELOCK_WRITE_PALETTE);
}
// Almost the same as d3d9 and gl3 function
bool32
imageFindRasterFormat(Image *img, int32 type,
int32 *pWidth, int32 *pHeight, int32 *pDepth, int32 *pFormat)
{
int32 width, height, depth, format;
assert((type&0xF) == Raster::TEXTURE);
for(width = 1; width < img->width; width <<= 1);
for(height = 1; height < img->height; height <<= 1);
depth = img->depth;
switch(depth){
case 32:
case 24:
// C888 24 bit is unsafe
format = Raster::C8888;
depth = 32;
break;
case 16:
format = Raster::C1555;
break;
case 8:
format = Raster::PAL8 | Raster::C8888;
break;
case 4:
format = Raster::PAL4 | Raster::C8888;
break;
default:
RWERROR((ERR_INVRASTER));
return 0;
}
format |= type;
*pWidth = width;
*pHeight = height;
*pDepth = depth;
*pFormat = format;
return 1;
}
bool32
rasterFromImage(Raster *raster, Image *image)
{
Ps2Raster *natras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
int32 pallength = 0;
switch(image->depth){
case 24:
case 32:
if(raster->format != Raster::C8888 &&
raster->format != Raster::C888) // unsafe already
goto err;
break;
case 16:
if(raster->format != Raster::C1555) goto err;
break;
case 8:
if(raster->format != (Raster::PAL8 | Raster::C8888)) goto err;
pallength = 256;
break;
case 4:
if(raster->format != (Raster::PAL4 | Raster::C8888)) goto err;
pallength = 16;
break;
default:
err:
RWERROR((ERR_INVRASTER));
return 0;
}
// unsafe
if((raster->format&0xF00) == Raster::C888){
RWERROR((ERR_INVRASTER));
return 0;
}
uint8 *in, *out;
if(image->depth <= 8){
in = image->palette;
out = raster->lockPalette(Raster::LOCKWRITE|Raster::LOCKNOFETCH);
memcpy(out, in, 4*pallength);
for(int32 i = 0; i < pallength; i++){
out[3] = out[3]*128/255;
out += 4;
}
raster->unlockPalette();
}
int minw, minh;
int tw;
transferMinSize(image->depth == 4 ? PSMT4 : PSMT8, natras->flags, &minw, &minh);
tw = max(image->width, minw);
uint8 *src = image->pixels;
out = raster->lock(0, Raster::LOCKWRITE|Raster::LOCKNOFETCH);
if(image->depth == 4){
compressPal4(out, tw/2, src, image->stride, image->width, image->height);
}else if(image->depth == 8){
copyPal8(out, tw, src, image->stride, image->width, image->height);
}else{
for(int32 y = 0; y < image->height; y++){
in = src;
for(int32 x = 0; x < image->width; x++){
switch(image->depth){
case 16:
conv_ARGB1555_from_ABGR1555(out, in);
out += 2;
break;
case 24:
out[0] = in[0];
out[1] = in[1];
out[2] = in[2];
out[3] = 0x80;
out += 4;
break;
case 32:
out[0] = in[0];
out[1] = in[1];
out[2] = in[2];
out[3] = in[3]*128/255;
out += 4;
break;
}
in += image->bpp;
}
src += image->stride;
}
}
raster->unlock(0);
return 1;
}
Image*
rasterToImage(Raster *raster)
{
Image *image;
int depth;
Ps2Raster *natras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
int32 rasterFormat = raster->format & 0xF00;
switch(rasterFormat){
case Raster::C1555:
depth = 16;
break;
case Raster::C8888:
depth = 32;
break;
case Raster::C888:
depth = 24;
break;
case Raster::C555:
depth = 16;
break;
default:
case Raster::C565:
case Raster::C4444:
case Raster::LUM8:
assert(0 && "unsupported ps2 raster format");
}
int32 pallength = 0;
if((raster->format & Raster::PAL4) == Raster::PAL4){
depth = 4;
pallength = 16;
}else if((raster->format & Raster::PAL8) == Raster::PAL8){
depth = 8;
pallength = 256;
}
uint8 *in, *out;
image = Image::create(raster->width, raster->height, depth);
image->allocate();
if(pallength){
out = image->palette;
in = raster->lockPalette(Raster::LOCKREAD);
if(rasterFormat == Raster::C8888){
memcpy(out, in, pallength*4);
for(int32 i = 0; i < pallength; i++){
out[3] = out[3]*255/128;
out += 4;
}
}else
memcpy(out, in, pallength*2);
raster->unlockPalette();
}
int minw, minh;
int tw;
transferMinSize(depth == 4 ? PSMT4 : PSMT8, natras->flags, &minw, &minh);
tw = max(raster->width, minw);
uint8 *dst = image->pixels;
in = raster->lock(0, Raster::LOCKREAD);
if(depth == 4){
expandPal4(dst, image->stride, in, tw/2, raster->width, raster->height);
}else if(depth == 8){
copyPal8(dst, image->stride, in, tw, raster->width, raster->height);
}else{
for(int32 y = 0; y < image->height; y++){
out = dst;
for(int32 x = 0; x < image->width; x++){
switch(raster->format & 0xF00){
case Raster::C8888:
out[0] = in[0];
out[1] = in[1];
out[2] = in[2];
out[3] = in[3]*255/128;
in += 4;
break;
case Raster::C888:
out[0] = in[0];
out[1] = in[1];
out[2] = in[2];
in += 4;
break;
case Raster::C1555:
conv_ARGB1555_from_ABGR1555(out, in);
in += 2;
break;
case Raster::C555:
conv_ARGB1555_from_ABGR1555(out, in);
out[1] |= 0x80;
in += 2;
break;
default:
assert(0 && "unknown ps2 raster format");
break;
}
out += image->bpp;
}
dst += image->stride;
}
}
raster->unlock(0);
return image;
}
int32
rasterNumLevels(Raster *raster)
{
Ps2Raster *ras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
if(raster->pixels == nil) return 0;
if(raster->format & Raster::MIPMAP)
return MAXLEVEL(ras)+1;
return 1;
}
static void*
createNativeRaster(void *object, int32 offset, int32)
{
Ps2Raster *raster = PLUGINOFFSET(Ps2Raster, object, offset);
raster->tex0 = 0;
raster->paletteBase = 0;
raster->kl = defaultMipMapKL;
raster->tex1low = 0;
raster->unk2 = 0;
raster->miptbp1 = 0;
raster->miptbp2 = 0;
raster->pixelSize = 0;
raster->paletteSize = 0;
raster->totalSize = 0;
raster->flags = 0;
raster->dataSize = 0;
raster->data = nil;
return object;
}
static void*
destroyNativeRaster(void *object, int32 offset, int32)
{
Ps2Raster *raster = PLUGINOFFSET(Ps2Raster, object, offset);
freealign(raster->data);
return object;
}
static void*
copyNativeRaster(void *dst, void *src, int32 offset, int32)
{
Ps2Raster *dstraster = PLUGINOFFSET(Ps2Raster, dst, offset);
Ps2Raster *srcraster = PLUGINOFFSET(Ps2Raster, src, offset);
*dstraster = *srcraster;
return dst;
}
static Stream*
readMipmap(Stream *stream, int32, void *object, int32 offset, int32)
{
uint16 val = stream->readI32();
Texture *tex = (Texture*)object;
if(tex->raster == nil)
return stream;
Ps2Raster *raster = PLUGINOFFSET(Ps2Raster, tex->raster, offset);
raster->kl = val;
return stream;
}
static Stream*
writeMipmap(Stream *stream, int32, void *object, int32 offset, int32)
{
Texture *tex = (Texture*)object;
if(tex->raster){
stream->writeI32(defaultMipMapKL);
return stream;
}
Ps2Raster *raster = PLUGINOFFSET(Ps2Raster, tex->raster, offset);
stream->writeI32(raster->kl);
return stream;
}
static int32
getSizeMipmap(void*, int32, int32)
{
return rw::platform == PLATFORM_PS2 ? 4 : 0;
}
void
registerNativeRaster(void)
{
nativeRasterOffset = Raster::registerPlugin(sizeof(Ps2Raster),
ID_RASTERPS2,
createNativeRaster,
destroyNativeRaster,
copyNativeRaster);
Texture::registerPlugin(0, ID_SKYMIPMAP, nil, nil, nil);
Texture::registerPluginStream(ID_SKYMIPMAP, readMipmap, writeMipmap, getSizeMipmap);
}
void
printTEX0(uint64 tex0)
{
printf("%016lX ", tex0);
uint32 tbp0 = tex0 & 0x3FFF; tex0 >>= 14;
uint32 tbw = tex0 & 0x3F; tex0 >>= 6;
uint32 psm = tex0 & 0x3F; tex0 >>= 6;
uint32 tw = tex0 & 0xF; tex0 >>= 4;
uint32 th = tex0 & 0xF; tex0 >>= 4;
uint32 tcc = tex0 & 0x1; tex0 >>= 1;
uint32 tfx = tex0 & 0x3; tex0 >>= 2;
uint32 cbp = tex0 & 0x3FFF; tex0 >>= 14;
uint32 cpsm = tex0 & 0xF; tex0 >>= 4;
uint32 csm = tex0 & 0x1; tex0 >>= 1;
uint32 csa = tex0 & 0x1F; tex0 >>= 5;
uint32 cld = tex0 & 0x7;
printf("TBP0:%4X TBW:%2X PSM:%2X TW:%X TH:%X TCC:%X TFX:%X CBP:%4X CPSM:%X CSM:%X CSA:%2X CLD:%X\n",
tbp0, tbw, psm, tw, th, tcc, tfx, cbp, cpsm, csm, csa, cld);
}
void
printTEX1(uint64 tex1)
{
printf("%016lX ", tex1);
uint32 lcm = tex1 & 0x1; tex1 >>= 2;
uint32 mxl = tex1 & 0x7; tex1 >>= 3;
uint32 mmag = tex1 & 0x1; tex1 >>= 1;
uint32 mmin = tex1 & 0x7; tex1 >>= 3;
uint32 mtba = tex1 & 0x1; tex1 >>= 10;
uint32 l = tex1 & 0x3; tex1 >>= 13;
uint32 k = tex1 & 0xFFF;
printf("LCM:%X MXL:%X MMAG:%X MMIN:%X MTBA:%X L:%X K:%X\n",
lcm, mxl, mmag, mmin, mtba, l, k);
}
void
calcTEX1(Raster *raster, uint64 *tex1, int32 filter)
{
enum {
NEAREST = 0,
LINEAR,
NEAREST_MIPMAP_NEAREST,
NEAREST_MIPMAP_LINEAR,
LINEAR_MIPMAP_NEAREST,
LINEAR_MIPMAP_LINEAR,
};
Ps2Raster *natras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
uint64 t1 = natras->tex1low;
uint64 k = natras->kl & 0xFFF;
uint64 l = (natras->kl >> 12) & 0x3;
t1 |= k << 32;
t1 |= l << 19;
switch(filter){
case Texture::NEAREST:
t1 |= (NEAREST << 5) |
(NEAREST << 6);
break;
case Texture::LINEAR:
t1 |= (LINEAR << 5) |
(LINEAR << 6);
break;
case Texture::MIPNEAREST:
t1 |= (NEAREST << 5) |
(NEAREST_MIPMAP_NEAREST << 6);
break;
case Texture::MIPLINEAR:
t1 |= (LINEAR << 5) |
(LINEAR_MIPMAP_NEAREST << 6);
break;
case Texture::LINEARMIPNEAREST:
t1 |= (NEAREST << 5) |
(NEAREST_MIPMAP_LINEAR << 6);
break;
case Texture::LINEARMIPLINEAR:
t1 |= (LINEAR << 5) |
(LINEAR_MIPMAP_LINEAR << 6);
break;
}
*tex1 = t1;
}
struct StreamRasterExt
{
int32 width;
int32 height;
int32 depth;
uint16 rasterFormat;
int16 version;
uint64 tex0;
uint32 paletteOffset;
uint32 tex1low;
uint64 miptbp1;
uint64 miptbp2;
uint32 pixelSize;
uint32 paletteSize;
uint32 totalSize;
uint32 mipmapVal;
};
Texture*
readNativeTexture(Stream *stream)
{
uint32 length, oldversion, version;
uint32 fourcc;
Raster *raster;
Ps2Raster *natras;
if(!findChunk(stream, ID_STRUCT, nil, nil)){
RWERROR((ERR_CHUNK, "STRUCT"));
return nil;
}
fourcc = stream->readU32();
if(fourcc != FOURCC_PS2){
RWERROR((ERR_PLATFORM, fourcc));
return nil;
}
Texture *tex = Texture::create(nil);
if(tex == nil)
return nil;
// Texture
tex->filterAddressing = stream->readU32();
if(!findChunk(stream, ID_STRING, &length, nil)){
RWERROR((ERR_CHUNK, "STRING"));
goto fail;
}
stream->read8(tex->name, length);
if(!findChunk(stream, ID_STRING, &length, nil)){
RWERROR((ERR_CHUNK, "STRING"));
goto fail;
}
stream->read8(tex->mask, length);
// Raster
StreamRasterExt streamExt;
oldversion = rw::version;
if(!findChunk(stream, ID_STRUCT, nil, nil)){
RWERROR((ERR_CHUNK, "STRUCT"));
goto fail;
}
if(!findChunk(stream, ID_STRUCT, nil, &version)){
RWERROR((ERR_CHUNK, "STRUCT"));
goto fail;
}
ASSERTLITTLE;
stream->read8(&streamExt, 0x40);
/*
printf("%X %X %X %X %X %016llX %X %X %016llX %016llX %X %X %X %X\n",
streamExt.width,
streamExt.height,
streamExt.depth,
streamExt.rasterFormat,
streamExt.version,
streamExt.tex0,
streamExt.paletteOffset,
streamExt.tex1low,
streamExt.miptbp1,
streamExt.miptbp2,
streamExt.pixelSize,
streamExt.paletteSize,
streamExt.totalSize,
streamExt.mipmapVal);
*/
noNewStyleRasters = streamExt.version < 2;
rw::version = version;
raster = Raster::create(streamExt.width, streamExt.height,
streamExt.depth, streamExt.rasterFormat,
PLATFORM_PS2);
noNewStyleRasters = 0;
rw::version = oldversion;
tex->raster = raster;
natras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
//printf("%X %X\n", natras->paletteBase, natras->tex1low);
// printf("%08X%08X %08X%08X %08X%08X\n",
// (uint32)natras->tex0, (uint32)(natras->tex0>>32),
// (uint32)natras->miptbp1, (uint32)(natras->miptbp1>>32),
// (uint32)natras->miptbp2, (uint32)(natras->miptbp2>>32));
// printTEX0(natras->tex0);
uint64 tex1;
calcTEX1(raster, &tex1, tex->filterAddressing & 0xF);
// printTEX1(tex1);
// TODO: GTA SA LD_OTB.txd loses here
assert(natras->pixelSize >= streamExt.pixelSize);
assert(natras->paletteSize >= streamExt.paletteSize);
//if(natras->tex0 != streamExt.tex0){
//printf("TEX0: %016llX\n %016llX\n", natras->tex0, streamExt.tex0);
//printTEX0(natras->tex0);
//printTEX0(streamExt.tex0);
//fflush(stdout);
//}
//if(natras->tex1low != streamExt.tex1low)
//printf("TEX1: %08X\n %08X\n", natras->tex1low, streamExt.tex1low);
//if(natras->miptbp1 != streamExt.miptbp1)
//printf("MIP1: %016llX\n %016llX\n", natras->miptbp1, streamExt.miptbp1);
//if(natras->miptbp2 != streamExt.miptbp2)
//printf("MIP2: %016llX\n %016llX\n", natras->miptbp2, streamExt.miptbp2);
//if(natras->paletteBase != streamExt.paletteOffset)
//printf("PAL: %08X\n %08X\n", natras->paletteBase, streamExt.paletteOffset);
//if(natras->pixelSize != streamExt.pixelSize)
//printf("PXS: %08X\n %08X\n", natras->pixelSize, streamExt.pixelSize);
//if(natras->paletteSize != streamExt.paletteSize)
//printf("PLS: %08X\n %08X\n", natras->paletteSize, streamExt.paletteSize);
//if(natras->totalSize != streamExt.totalSize)
//printf("TSZ: %08X\n %08X\n", natras->totalSize, streamExt.totalSize);
// junk addresses, no need to store them
streamExt.tex0 &= ~0x3FFFULL;
streamExt.tex0 &= ~(0x3FFFULL << 37);
assert(natras->tex0 == streamExt.tex0);
natras->tex0 = streamExt.tex0;
assert(natras->paletteBase == streamExt.paletteOffset);
natras->paletteBase = streamExt.paletteOffset;
assert(natras->tex1low == streamExt.tex1low);
natras->tex1low = streamExt.tex1low;
assert(natras->miptbp1 == streamExt.miptbp1);
natras->miptbp1 = streamExt.miptbp1;
assert(natras->miptbp2 == streamExt.miptbp2);
natras->miptbp2 = streamExt.miptbp2;
assert(natras->pixelSize == streamExt.pixelSize);
natras->pixelSize = streamExt.pixelSize;
assert(natras->paletteSize == streamExt.paletteSize);
natras->paletteSize = streamExt.paletteSize;
assert(natras->totalSize == streamExt.totalSize);
natras->totalSize = streamExt.totalSize;
natras->kl = streamExt.mipmapVal;
//printf("%X %X\n", natras->paletteBase, natras->tex1low);
// printf("%08X%08X %08X%08X %08X%08X\n",
// (uint32)natras->tex0, (uint32)(natras->tex0>>32),
// (uint32)natras->miptbp1, (uint32)(natras->miptbp1>>32),
// (uint32)natras->miptbp2, (uint32)(natras->miptbp2>>32));
// printTEX0(natras->tex0);
calcTEX1(raster, &tex1, tex->filterAddressing & 0xF);
// printTEX1(tex1);
// this is weird stuff
if(streamExt.version < 2){
if(streamExt.version == 1){
// Version 1 has swizzled 8 bit textures
if(!(natras->flags & Ps2Raster::NEWSTYLE))
natras->flags |= Ps2Raster::SWIZZLED8;
else
assert(0 && "can't happen");
}else{
// Version 0 has no swizzling at all
if(!(natras->flags & Ps2Raster::NEWSTYLE))
natras->flags &= ~Ps2Raster::SWIZZLED8;
else
assert(0 && "can't happen");
}
}
if(!findChunk(stream, ID_STRUCT, &length, nil)){
RWERROR((ERR_CHUNK, "STRUCT"));
goto fail;
}
if(streamExt.version < 2){
stream->read8(raster->pixels, length);
}else{
stream->read8(((Ps2Raster::PixelPtr*)raster->originalPixels)->pixels, natras->pixelSize);
stream->read8(raster->palette-0x50, natras->paletteSize);
}
//printf("\n");
return tex;
fail:
tex->destroy();
return nil;
}
void
writeNativeTexture(Texture *tex, Stream *stream)
{
Raster *raster = tex->raster;
Ps2Raster *ras = PLUGINOFFSET(Ps2Raster, raster, nativeRasterOffset);
writeChunkHeader(stream, ID_STRUCT, 8);
stream->writeU32(FOURCC_PS2);
stream->writeU32(tex->filterAddressing);
int32 len = strlen(tex->name)+4 & ~3;
writeChunkHeader(stream, ID_STRING, len);
stream->write8(tex->name, len);
len = strlen(tex->mask)+4 & ~3;
writeChunkHeader(stream, ID_STRING, len);
stream->write8(tex->mask, len);
int32 sz = ras->pixelSize + ras->paletteSize;
writeChunkHeader(stream, ID_STRUCT, 12 + 64 + 12 + sz);
writeChunkHeader(stream, ID_STRUCT, 64);
StreamRasterExt streamExt;
streamExt.width = raster->width;
streamExt.height = raster->height;
streamExt.depth = raster->depth;
streamExt.rasterFormat = raster->format | raster->type;
streamExt.version = 0;
if(ras->flags == Ps2Raster::SWIZZLED8 && raster->depth == 8)
streamExt.version = 1;
if(ras->flags & Ps2Raster::NEWSTYLE)
streamExt.version = 2;
streamExt.tex0 = ras->tex0;
streamExt.paletteOffset = ras->paletteBase;
streamExt.tex1low = ras->tex1low;
streamExt.miptbp1 = ras->miptbp1;
streamExt.miptbp2 = ras->miptbp2;
streamExt.pixelSize = ras->pixelSize;
streamExt.paletteSize = ras->paletteSize;
streamExt.totalSize = ras->totalSize;
streamExt.mipmapVal = ras->kl;
ASSERTLITTLE;
stream->write8(&streamExt, 64);
writeChunkHeader(stream, ID_STRUCT, sz);
if(streamExt.version < 2){
stream->write8(raster->pixels, sz);
}else{
stream->write8(((Ps2Raster::PixelPtr*)raster->originalPixels)->pixels, ras->pixelSize);
stream->write8(raster->palette-0x50, ras->paletteSize);
}
}
uint32
getSizeNativeTexture(Texture *tex)
{
uint32 size = 12 + 8;
size += 12 + strlen(tex->name)+4 & ~3;
size += 12 + strlen(tex->mask)+4 & ~3;
size += 12;
size += 12 + 64;
Ps2Raster *ras = PLUGINOFFSET(Ps2Raster, tex->raster, nativeRasterOffset);
size += 12 + ras->pixelSize + ras->paletteSize;
return size;
}
}
}
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