pcsx2/pcsx2/Gif_Logger.cpp

89 lines
2.6 KiB
C++

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2010 PCSX2 Dev Team
*
* PCSX2 is free software: you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include "PrecompiledHeader.h"
#include "Common.h"
#include "Gif_Unit.h"
#include "Gif.h"
#define GIF_PARSE DevCon.WriteLn
static const char GifTag_ModeStr[4][16] = {
"Packed", "Reglist", "Image", "Image2"
};
static const char GifTag_RegStr[16][16] = {
"PRIM", "RGBA", "STQ", "UV",
"XYZF2", "XYZ2", "TEX0_1", "TEX0_2",
"CLAMP_1", "CLAMP_2", "FOG", "INVALID",
"XYZF3", "XYZ3", "A+D", "NOP"
};
void Gif_ParsePacket(u8* data, u32 size, GIF_PATH path) {
Gif_Tag gifTag;
u8* buffer = data;
u32 offset = 0;
GIF_PARSE("Path %d Transfer", path+1);
for(;;) {
if (!gifTag.isValid) { // Need new Gif Tag
if (offset + 16 > size) return;
gifTag.setTag(&buffer[offset], 1);
GIF_PARSE("--Gif Tag [mode=%s][pre=%d][prim=%d][nregs=%d][nloop=%d][qwc=%d][EOP=%d]",
GifTag_ModeStr[gifTag.tag.FLG], gifTag.tag.PRE, gifTag.tag.PRIM,
gifTag.nRegs, gifTag.nLoop, gifTag.len/16, gifTag.tag.EOP);
if (offset + 16 + gifTag.len > size) return;
offset += 16;
}
switch(gifTag.tag.FLG) {
case GIF_FLG_PACKED:
for(u32 i = 0; i < gifTag.tag.NLOOP; i++) {
for(u32 j = 0; j < gifTag.nRegs; j++) {
if (gifTag.regs[j] == GIF_REG_A_D) {
GIF_PARSE("----[Reg=A+D(0x%x)][nreg=%d][nloop=%d]",
buffer[offset+8], j, i);
}
else {
GIF_PARSE("----[Reg=%s][nreg=%d][nloop=%d]",
GifTag_RegStr[gifTag.regs[j]&0xf], j, i);
}
offset += 16; // 1 QWC
}}
break;
case GIF_FLG_REGLIST:
for(u32 j = 0; j < gifTag.nRegs; j++) {
GIF_PARSE("----[Reg=%s][nreg=%d]", GifTag_RegStr[gifTag.regs[j]&0xf], j);
}
offset += gifTag.len; // Data length
break;
case GIF_FLG_IMAGE:
case GIF_FLG_IMAGE2:
offset += gifTag.len; // Data length
break;
jNO_DEFAULT;
}
// Reload gif tag next loop
gifTag.isValid = false;
}
}
void Gif_ParsePacket(GS_Packet& gsPack, GIF_PATH path) {
Gif_ParsePacket(&gifUnit.gifPath[path].buffer[gsPack.offset], gsPack.size, path);
}