ppsspp/GPU/GeDisasm.cpp
Unknown W. Brackets a569921716 GE Debugger: Improve display list disasm.
This makes many registers clearer, and corrects some that were totally
wrong like minz/maxz.
2022-08-29 22:58:13 -07:00

1298 lines
37 KiB
C++

// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program 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 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include <cstdio>
#include "Core/MemMap.h"
#include "GPU/ge_constants.h"
#include "GPU/GPU.h"
#include "GPU/GPUInterface.h"
#include "GPU/GPUState.h"
#include "GPU/GeDisasm.h"
void GeDescribeVertexType(u32 op, char *buffer, int len) {
bool through = (op & GE_VTYPE_THROUGH_MASK) == GE_VTYPE_THROUGH;
int tc = (op & GE_VTYPE_TC_MASK) >> GE_VTYPE_TC_SHIFT;
int col = (op & GE_VTYPE_COL_MASK) >> GE_VTYPE_COL_SHIFT;
int nrm = (op & GE_VTYPE_NRM_MASK) >> GE_VTYPE_NRM_SHIFT;
int pos = (op & GE_VTYPE_POS_MASK) >> GE_VTYPE_POS_SHIFT;
int weight = (op & GE_VTYPE_WEIGHT_MASK) >> GE_VTYPE_WEIGHT_SHIFT;
int weightCount = ((op & GE_VTYPE_WEIGHTCOUNT_MASK) >> GE_VTYPE_WEIGHTCOUNT_SHIFT) + 1;
int morphCount = (op & GE_VTYPE_MORPHCOUNT_MASK) >> GE_VTYPE_MORPHCOUNT_SHIFT;
int idx = (op & GE_VTYPE_IDX_MASK) >> GE_VTYPE_IDX_SHIFT;
static const char *colorNames[] = {
NULL,
"unsupported1",
"unsupported2",
"unsupported3",
"BGR 565",
"ABGR 1555",
"ABGR 4444",
"ABGR 8888",
};
static const char *typeNames[] = {
NULL,
"u8",
"u16",
"float",
};
static const char *typeNamesI[] = {
NULL,
"u8",
"u16",
"u32",
};
static const char *typeNamesS[] = {
NULL,
"s8",
"s16",
"float",
};
char *w = buffer, *end = buffer + len;
if (through)
w += snprintf(w, end - w, "through, ");
if (typeNames[tc] && w < end)
w += snprintf(w, end - w, "%s texcoords, ", typeNames[tc]);
if (colorNames[col] && w < end)
w += snprintf(w, end - w, "%s colors, ", colorNames[col]);
if (typeNames[nrm] && w < end)
w += snprintf(w, end - w, "%s normals, ", typeNamesS[nrm]);
if (typeNames[pos] && w < end)
w += snprintf(w, end - w, "%s positions, ", typeNamesS[pos]);
if (typeNames[weight] && w < end)
w += snprintf(w, end - w, "%s weights (%d), ", typeNames[weight], weightCount);
else if (weightCount > 1 && w < end)
w += snprintf(w, end - w, "unknown weights (%d), ", weightCount);
if (morphCount > 0 && w < end)
w += snprintf(w, end - w, "%d morphs, ", morphCount);
if (typeNamesI[idx] && w < end)
w += snprintf(w, end - w, "%s indexes, ", typeNamesI[idx]);
if (w < buffer + 2)
snprintf(buffer, len, "none");
// Otherwise, get rid of the pesky trailing comma.
else if (w < end)
w[-2] = '\0';
}
void GeDisassembleOp(u32 pc, u32 op, u32 prev, char *buffer, int bufsize) {
u32 cmd = op >> 24;
u32 data = op & 0xFFFFFF;
// Handle control and drawing commands here directly. The others we delegate.
switch (cmd)
{
case GE_CMD_NOP:
if (data != 0)
snprintf(buffer, bufsize, "NOP: data= %06x", data);
else
snprintf(buffer, bufsize, "NOP");
break;
// Pretty sure this is some sort of NOP to eat some pipelining issue,
// often seen after CALL instructions.
case GE_CMD_NOP_FF:
if (data != 0)
snprintf(buffer, bufsize, "NOP_FF: data= %06x", data);
else
snprintf(buffer, bufsize, "NOP_FF");
break;
case GE_CMD_BASE:
if ((data & 0x000F0000) == data)
snprintf(buffer, bufsize, "BASE: high=%02x", data >> 16);
else
snprintf(buffer, bufsize, "BASE: high=%02x (extra %06x)", data >> 16, data & ~0x000F0000);
break;
case GE_CMD_VADDR:
snprintf(buffer, bufsize, "VADDR: %06x => %08x", data, gstate_c.getRelativeAddress(data));
break;
case GE_CMD_IADDR:
snprintf(buffer, bufsize, "IADDR: %06x => %08x", data, gstate_c.getRelativeAddress(data));
break;
case GE_CMD_PRIM:
{
u32 count = data & 0xFFFF;
u32 type = (data >> 16) & 7;
static const char* types[8] = {
"POINTS",
"LINES",
"LINE_STRIP",
"TRIANGLES",
"TRIANGLE_STRIP",
"TRIANGLE_FAN",
"RECTANGLES",
"CONTINUE_PREVIOUS",
};
if (gstate.vertType & GE_VTYPE_IDX_MASK)
snprintf(buffer, bufsize, "DRAW PRIM %s: count= %i vaddr= %08x, iaddr= %08x", type < 7 ? types[type] : "INVALID", count, gstate_c.vertexAddr, gstate_c.indexAddr);
else
snprintf(buffer, bufsize, "DRAW PRIM %s: count= %i vaddr= %08x", type < 7 ? types[type] : "INVALID", count, gstate_c.vertexAddr);
}
break;
case GE_CMD_BEZIER:
{
int bz_ucount = data & 0xFF;
int bz_vcount = (data >> 8) & 0xFF;
if (data & 0xFF0000)
snprintf(buffer, bufsize, "DRAW BEZIER: %i x %i (extra %x)", bz_ucount, bz_vcount, data >> 16);
else
snprintf(buffer, bufsize, "DRAW BEZIER: %i x %i", bz_ucount, bz_vcount);
}
break;
case GE_CMD_SPLINE:
{
int sp_ucount = data & 0xFF;
int sp_vcount = (data >> 8) & 0xFF;
int sp_utype = (data >> 16) & 0x3;
int sp_vtype = (data >> 18) & 0x3;
if (data & 0xF00000)
snprintf(buffer, bufsize, "DRAW SPLINE: %i x %i (type %ix%i, extra %x)", sp_ucount, sp_vcount, sp_utype, sp_vtype, data >> 20);
else
snprintf(buffer, bufsize, "DRAW SPLINE: %i x %i (type %ix%i)", sp_ucount, sp_vcount, sp_utype, sp_vtype);
}
break;
case GE_CMD_JUMP:
{
u32 target = gstate_c.getRelativeAddress(op & 0x00FFFFFC);
snprintf(buffer, bufsize, "JUMP: %08x to %08x (%06x)", pc, target, data);
}
break;
case GE_CMD_CALL:
{
u32 retval = pc + 4;
u32 target = gstate_c.getRelativeAddress(op & 0x00FFFFFC);
snprintf(buffer, bufsize, "CALL: %08x to %08x (%06x), ret=%08x", pc, target, data, retval);
}
break;
case GE_CMD_RET:
if (data)
snprintf(buffer, bufsize, "RET: data= %06x", data);
else
snprintf(buffer, bufsize, "RET");
break;
case GE_CMD_SIGNAL:
snprintf(buffer, bufsize, "SIGNAL %06x", data);
break;
case GE_CMD_FINISH:
snprintf(buffer, bufsize, "FINISH %06x", data);
break;
case GE_CMD_END:
switch (prev >> 24)
{
case GE_CMD_SIGNAL:
{
snprintf(buffer, bufsize, "END - ");
// TODO: see http://code.google.com/p/jpcsp/source/detail?r=2935#
int behaviour = (prev >> 16) & 0xFF;
int signal = prev & 0xFFFF;
int enddata = data & 0xFFFFFF;
// We should probably defer to sceGe here, no sense in implementing this stuff in every GPU
u32 target = (((signal << 16) | (enddata & 0xFFFF)) & 0xFFFFFFFC);
switch (behaviour) {
case PSP_GE_SIGNAL_HANDLER_SUSPEND:
snprintf(buffer, bufsize, "Signal with wait. signal/end: %04x %04x", signal, enddata);
break;
case PSP_GE_SIGNAL_HANDLER_CONTINUE:
snprintf(buffer, bufsize, "Signal without wait. signal/end: %04x %04x", signal, enddata);
break;
case PSP_GE_SIGNAL_HANDLER_PAUSE:
snprintf(buffer, bufsize, "Signal with pause. signal/end: %04x %04x", signal, enddata);
break;
case PSP_GE_SIGNAL_SYNC:
snprintf(buffer, bufsize, "Signal with sync. signal/end: %04x %04x", signal, enddata);
break;
case PSP_GE_SIGNAL_JUMP:
snprintf(buffer, bufsize, "Signal with jump. signal/end: %04x %04x, target: %08x", signal, enddata, target);
break;
case PSP_GE_SIGNAL_CALL:
snprintf(buffer, bufsize, "Signal with call. signal/end: %04x %04x, target: %08x", signal, enddata, target);
break;
case PSP_GE_SIGNAL_RET:
snprintf(buffer, bufsize, "Signal with return. signal/end: %04x %04x", signal, enddata);
break;
case PSP_GE_SIGNAL_RJUMP:
target += pc;
snprintf(buffer, bufsize, "Signal with jump (relative.) signal/end: %04x %04x, target: %08x", signal, enddata, target);
break;
case PSP_GE_SIGNAL_RCALL:
target += pc;
snprintf(buffer, bufsize, "Signal with call (relative.) signal/end: %04x %04x, target: %08x", signal, enddata, target);
break;
case PSP_GE_SIGNAL_OJUMP:
target = gstate_c.getRelativeAddress(target);
snprintf(buffer, bufsize, "Signal with jump (offset.) signal/end: %04x %04x, target: %08x", signal, enddata, target);
break;
case PSP_GE_SIGNAL_OCALL:
target = gstate_c.getRelativeAddress(target);
snprintf(buffer, bufsize, "Signal with call (offset.) signal/end: %04x %04x, target: %08x", signal, enddata, target);
break;
default:
snprintf(buffer, bufsize, "UNKNOWN Signal UNIMPLEMENTED %i! signal/end: %04x %04x", behaviour, signal, enddata);
break;
}
}
break;
case GE_CMD_FINISH:
if (data)
snprintf(buffer, bufsize, "END: data= %06x", data);
else
snprintf(buffer, bufsize, "END");
break;
default:
snprintf(buffer, bufsize, "END: %06x, not finished (%08x)", data, prev);
break;
}
break;
case GE_CMD_BJUMP:
{
u32 target = (((gstate.base & 0x00FF0000) << 8) | (op & 0xFFFFFC)) & 0x0FFFFFFF;
snprintf(buffer, bufsize, "BBOX_JUMP: target= %08x", target);
}
break;
case GE_CMD_BOUNDINGBOX:
snprintf(buffer, bufsize, "BBOX_TEST: %06x", data);
break;
case GE_CMD_ORIGIN:
if (data)
snprintf(buffer, bufsize, "ORIGIN offset=%08x (extra %06x)", pc, data);
else
snprintf(buffer, bufsize, "ORIGIN offset=%08x", pc);
break;
case GE_CMD_VERTEXTYPE:
{
int len = snprintf(buffer, bufsize, "SetVertexType: ");
GeDescribeVertexType(op, buffer + len, bufsize - len);
}
break;
case GE_CMD_OFFSETADDR:
snprintf(buffer, bufsize, "OffsetAddr: %06x (offset=%08x)", data, data << 8);
break;
case GE_CMD_REGION1:
{
int x1 = data & 0x3ff;
int y1 = (data >> 10) & 0x3ff;
if (data & 0xF00000)
snprintf(buffer, bufsize, "Region Rate: %d %d (extra %x)", x1, y1, data >> 20);
else
snprintf(buffer, bufsize, "Region Rate: %d %d", x1, y1);
}
break;
case GE_CMD_REGION2:
{
int x2 = data & 0x3ff;
int y2 = (data >> 10) & 0x3ff;
if (data & 0xF00000)
snprintf(buffer, bufsize, "Region BR: %d %d (extra %x)", x2, y2, data >> 20);
else
snprintf(buffer, bufsize, "Region BR: %d %d", x2, y2);
}
break;
case GE_CMD_DEPTHCLAMPENABLE:
snprintf(buffer, bufsize, "Depth clamp enable: %i", data);
break;
case GE_CMD_CULLFACEENABLE:
snprintf(buffer, bufsize, "CullFace enable: %i", data);
break;
case GE_CMD_TEXTUREMAPENABLE:
snprintf(buffer, bufsize, "Texture map enable: %i", data);
break;
case GE_CMD_LIGHTINGENABLE:
snprintf(buffer, bufsize, "Lighting enable: %i", data);
break;
case GE_CMD_FOGENABLE:
snprintf(buffer, bufsize, "Fog enable: %i", data);
break;
case GE_CMD_DITHERENABLE:
snprintf(buffer, bufsize, "Dither enable: %i", data);
break;
case GE_CMD_OFFSETX:
snprintf(buffer, bufsize, "Offset X: %i", data);
break;
case GE_CMD_OFFSETY:
snprintf(buffer, bufsize, "Offset Y: %i", data);
break;
case GE_CMD_TEXSCALEU:
snprintf(buffer, bufsize, "Texture U scale: %f", getFloat24(data));
break;
case GE_CMD_TEXSCALEV:
snprintf(buffer, bufsize, "Texture V scale: %f", getFloat24(data));
break;
case GE_CMD_TEXOFFSETU:
snprintf(buffer, bufsize, "Texture U offset: %f", getFloat24(data));
break;
case GE_CMD_TEXOFFSETV:
snprintf(buffer, bufsize, "Texture V offset: %f", getFloat24(data));
break;
case GE_CMD_SCISSOR1:
{
int x1 = data & 0x3ff;
int y1 = (data >> 10) & 0x3ff;
if (data & 0xF00000)
snprintf(buffer, bufsize, "Scissor TL: %i, %i (extra %x)", x1, y1, data >> 20);
else
snprintf(buffer, bufsize, "Scissor TL: %i, %i", x1, y1);
}
break;
case GE_CMD_SCISSOR2:
{
int x2 = data & 0x3ff;
int y2 = (data >> 10) & 0x3ff;
if (data & 0xF00000)
snprintf(buffer, bufsize, "Scissor BR: %i, %i (extra %x)", x2, y2, data >> 20);
else
snprintf(buffer, bufsize, "Scissor BR: %i, %i", x2, y2);
}
break;
case GE_CMD_MINZ:
if (data & 0xFF0000)
snprintf(buffer, bufsize, "MinZ: 0x%04x / %f (extra %02x)", data & 0xFFFF, (float)(data & 0xFFFF) / 65535.0f, data >> 16);
else
snprintf(buffer, bufsize, "MinZ: 0x%04x / %f", data, (float)data / 65535.0f);
break;
case GE_CMD_MAXZ:
if (data & 0xFF0000)
snprintf(buffer, bufsize, "MaxZ: 0x%04x / %f (extra %02x)", data & 0xFFFF, (float)(data & 0xFFFF) / 65535.0f, data >> 16);
else
snprintf(buffer, bufsize, "MaxZ: 0x%04x / %f", data, (float)data / 65535.0f);
break;
case GE_CMD_FRAMEBUFPTR:
{
snprintf(buffer, bufsize, "Framebuf ptr: 0x04%06x", data);
}
break;
case GE_CMD_FRAMEBUFWIDTH:
if (data & ~0x07FC)
snprintf(buffer, bufsize, "Framebuf stride: 0x%x (extra %06x)", data & 0x07FC, data & ~0x07FC);
else
snprintf(buffer, bufsize, "Framebuf stride: %04x", data);
break;
case GE_CMD_FRAMEBUFPIXFORMAT:
if (data <= 3)
snprintf(buffer, bufsize, "Framebuf PixelFormat: %s", GeBufferFormatToString((GEBufferFormat)data));
else
snprintf(buffer, bufsize, "Framebuf PixelFormat: invalid %x", data);
break;
case GE_CMD_TEXADDR0:
case GE_CMD_TEXADDR1:
case GE_CMD_TEXADDR2:
case GE_CMD_TEXADDR3:
case GE_CMD_TEXADDR4:
case GE_CMD_TEXADDR5:
case GE_CMD_TEXADDR6:
case GE_CMD_TEXADDR7:
snprintf(buffer, bufsize, "Texture address %d: low=%06x", cmd - GE_CMD_TEXADDR0, data);
break;
case GE_CMD_TEXBUFWIDTH0:
case GE_CMD_TEXBUFWIDTH1:
case GE_CMD_TEXBUFWIDTH2:
case GE_CMD_TEXBUFWIDTH3:
case GE_CMD_TEXBUFWIDTH4:
case GE_CMD_TEXBUFWIDTH5:
case GE_CMD_TEXBUFWIDTH6:
case GE_CMD_TEXBUFWIDTH7:
snprintf(buffer, bufsize, "Texture stride %d: 0x%04x, address high=%02x", cmd - GE_CMD_TEXBUFWIDTH0, data & 0xFFFF, data >> 16);
break;
case GE_CMD_CLUTADDR:
snprintf(buffer, bufsize, "CLUT addr: low=%06x", data);
break;
case GE_CMD_CLUTADDRUPPER:
if ((data & 0x000F0000) == data)
snprintf(buffer, bufsize, "CLUT addr: high=%02x", data >> 16);
else
snprintf(buffer, bufsize, "CLUT addr: high=%02x (extra %06x)", data >> 16, data & ~0x000F0000);
break;
case GE_CMD_LOADCLUT:
if ((data & 0xFFFFC0) != 0)
snprintf(buffer, bufsize, "Clut load: %08x, %d bytes (extra %06x)", gstate.getClutAddress(), (data & 0x3F) << 5, data & 0xFFFFC0);
else
snprintf(buffer, bufsize, "Clut load: %08x, %d bytes", gstate.getClutAddress(), (data & 0x3F) << 5);
break;
case GE_CMD_TEXMAPMODE:
{
static const char *uvgen[] = {
"texcoords",
"texgen matrix",
"env map",
"invalid"
};
static const char *uvproj[] = {
"pos",
"uv",
"normalized normal",
"normal",
};
if ((data & 0x000303) == data)
snprintf(buffer, bufsize, "Tex map mode: uvgen=%s, uvproj=%s", uvgen[data & 3], uvproj[(data >> 8) & 3]);
else
snprintf(buffer, bufsize, "Tex map mode: uvgen=%s, uvproj=%s (extra %06x)", uvgen[data & 3], uvproj[(data >> 8) & 3], data & ~0x000303);
}
break;
case GE_CMD_TEXSHADELS:
if ((data & 0x000303) == data)
snprintf(buffer, bufsize, "Tex shade light sources: %d, %d", data & 3, (data >> 8) & 3);
else
snprintf(buffer, bufsize, "Tex shade light sources: %d, %d (extra %06x)", data & 3, (data >> 8) & 3, data & ~0x000303);
break;
case GE_CMD_CLUTFORMAT:
{
const char *clutformats[] = {
"BGR 5650",
"ABGR 1555",
"ABGR 4444",
"ABGR 8888",
};
snprintf(buffer, bufsize, "Clut format: %06x (%s)", data, clutformats[data & 3]);
}
break;
case GE_CMD_TRANSFERSRC:
{
if (data & 0xF)
snprintf(buffer, bufsize, "Block transfer src: low=%06x (extra: %x)", data & ~0xF, data & 0xF);
else
snprintf(buffer, bufsize, "Block transfer src: low=%06x", data);
// Nothing to do, the next one prints
}
break;
case GE_CMD_TRANSFERSRCW:
{
u32 xferSrc = (gstate.transfersrc & 0x00FFFFFF) | ((data & 0xFF0000) << 8);
u32 xferSrcW = data & 0x3FF;
if (data & ~0xFF03FF)
snprintf(buffer, bufsize, "Block transfer src: high=%02x, w=%d (addr %08x, extra %x)", data >> 16, xferSrcW, xferSrc, data & ~0xFF03FF);
else
snprintf(buffer, bufsize, "Block transfer src: high=%02x, w=%d (addr %08x)", data >> 16, xferSrcW, xferSrc);
break;
}
case GE_CMD_TRANSFERDST:
{
// Nothing to do, the next one prints
if (data & 0xF)
snprintf(buffer, bufsize, "Block transfer dst: low=%06x (extra: %x)", data & ~0xF, data & 0xF);
else
snprintf(buffer, bufsize, "Block transfer dst: low=%06x", data);
}
break;
case GE_CMD_TRANSFERDSTW:
{
u32 xferDst = (gstate.transferdst & 0x00FFFFFF) | ((data & 0xFF0000) << 8);
u32 xferDstW = data & 0x3FF;
if (data & ~0xFF03FF)
snprintf(buffer, bufsize, "Block transfer dst: high=%02x, w=%d (addr %08x, extra %x)", data >> 16, xferDstW, xferDst, data & ~0xFF03FF);
else
snprintf(buffer, bufsize, "Block transfer dst: high=%02x, w=%d (addr %08x)", data >> 16, xferDstW, xferDst);
break;
}
case GE_CMD_TRANSFERSRCPOS:
{
u32 x = (data & 1023);
u32 y = ((data>>10) & 1023);
if (data & 0xF00000)
snprintf(buffer, bufsize, "Block transfer src rect TL: %i, %i (extra %x)", x, y, data >> 20);
else
snprintf(buffer, bufsize, "Block transfer src rect TL: %i, %i", x, y);
break;
}
case GE_CMD_TRANSFERDSTPOS:
{
u32 x = (data & 1023);
u32 y = ((data>>10) & 1023);
if (data & 0xF00000)
snprintf(buffer, bufsize, "Block transfer dst rect TL: %d, %d (extra %x)", x, y, data >> 20);
else
snprintf(buffer, bufsize, "Block transfer dst rect TL: %d, %d", x, y);
break;
}
case GE_CMD_TRANSFERSIZE:
{
u32 w = (data & 1023)+1;
u32 h = ((data>>10) & 1023)+1;
if (data & 0xF00000)
snprintf(buffer, bufsize, "Block transfer rect size: %i x %i (extra %x)", w, h, data >> 20);
else
snprintf(buffer, bufsize, "Block transfer rect size: %i x %i", w, h);
break;
}
case GE_CMD_TRANSFERSTART:
if (data & ~1)
snprintf(buffer, bufsize, "Block transfer start: bpp=%d (extra %x)", (data & 1) ? 4 : 2, data & ~1);
else
snprintf(buffer, bufsize, "Block transfer start: bpp=%d", (data & 1) ? 4 : 2);
break;
case GE_CMD_TEXSIZE0:
case GE_CMD_TEXSIZE1:
case GE_CMD_TEXSIZE2:
case GE_CMD_TEXSIZE3:
case GE_CMD_TEXSIZE4:
case GE_CMD_TEXSIZE5:
case GE_CMD_TEXSIZE6:
case GE_CMD_TEXSIZE7:
{
int w = 1 << (data & 0xf);
int h = 1 << ((data>>8) & 0xf);
if ((data & ~0x0F0F) && w <= 512 && h <= 512)
snprintf(buffer, bufsize, "Texture size %d: %dx%d", cmd - GE_CMD_TEXSIZE0, w, h);
else
snprintf(buffer, bufsize, "Texture size %d: %dx%d (extra %06x)", cmd - GE_CMD_TEXSIZE0, w, h, data);
}
break;
case GE_CMD_ZBUFPTR:
{
snprintf(buffer, bufsize, "Zbuf ptr: %06x", data);
}
break;
case GE_CMD_ZBUFWIDTH:
if (data & ~0x07FC)
snprintf(buffer, bufsize, "Zbuf stride: 0x%x (extra %06x)", data & 0x07FC, data & ~0x07FC);
else
snprintf(buffer, bufsize, "Zbuf stride: %04x", data);
break;
case GE_CMD_AMBIENTCOLOR:
snprintf(buffer, bufsize, "Ambient color: %06x", data);
break;
case GE_CMD_AMBIENTALPHA:
if (data & ~0xFF)
snprintf(buffer, bufsize, "Ambient alpha: %02x (extra %04x)", data & 0xFF, data >> 8);
else
snprintf(buffer, bufsize, "Ambient alpha: %02x", data);
break;
case GE_CMD_MATERIALAMBIENT:
snprintf(buffer, bufsize, "Material ambient color: %06x", data);
break;
case GE_CMD_MATERIALDIFFUSE:
snprintf(buffer, bufsize, "Material diffuse color: %06x", data);
break;
case GE_CMD_MATERIALEMISSIVE:
snprintf(buffer, bufsize, "Material emissive color: %06x", data);
break;
case GE_CMD_MATERIALSPECULAR:
snprintf(buffer, bufsize, "Material specular color: %06x", data);
break;
case GE_CMD_MATERIALALPHA:
if (data & ~0xFF)
snprintf(buffer, bufsize, "Material alpha: %02x (extra %04x)", data & 0xFF, data >> 8);
else
snprintf(buffer, bufsize, "Material alpha: %02x", data);
break;
case GE_CMD_MATERIALSPECULARCOEF:
snprintf(buffer, bufsize, "Material specular coef: %f", getFloat24(data));
break;
case GE_CMD_SHADEMODE:
if (data & ~1)
snprintf(buffer, bufsize, "Shade: %d (%s, extra %x)", data & 1, (data & 1) ? "gouraud" : "flat", data & ~1);
else
snprintf(buffer, bufsize, "Shade: %d (%s)", data & 1, (data & 1) ? "gouraud" : "flat");
break;
case GE_CMD_LIGHTMODE:
if (data & ~1)
snprintf(buffer, bufsize, "Lightmode: %d (%s, extra %x)", data & 1, (data & 1) ? "separate spec" : "single color", data & ~1);
else
snprintf(buffer, bufsize, "Lightmode: %d (%s)", data & 1, (data & 1) ? "separate spec" : "single color");
break;
case GE_CMD_LIGHTTYPE0:
case GE_CMD_LIGHTTYPE1:
case GE_CMD_LIGHTTYPE2:
case GE_CMD_LIGHTTYPE3:
{
static const char *lightComputations[] = {
"diffuse",
"diffuse + spec",
"pow(diffuse)",
"unknown (diffuse?)",
};
static const char *lightTypes[] = {
"directional",
"point",
"spot",
"unknown (directional?)",
};
const int comp = (data & 0x0003) >> 0;
const int type = (data & 0x0300) >> 8;
if (data & ~0x0303)
snprintf(buffer, bufsize, "Light %d type: %s, comp: %s (extra %06x)", cmd - GE_CMD_LIGHTTYPE0, lightTypes[type], lightComputations[comp], data & ~0x0303);
else
snprintf(buffer, bufsize, "Light %d type: %s, comp: %s", cmd - GE_CMD_LIGHTTYPE0, lightTypes[type], lightComputations[comp]);
}
break;
case GE_CMD_LX0:case GE_CMD_LY0:case GE_CMD_LZ0:
case GE_CMD_LX1:case GE_CMD_LY1:case GE_CMD_LZ1:
case GE_CMD_LX2:case GE_CMD_LY2:case GE_CMD_LZ2:
case GE_CMD_LX3:case GE_CMD_LY3:case GE_CMD_LZ3:
{
int n = cmd - GE_CMD_LX0;
int l = n / 3;
int c = n % 3;
float val = getFloat24(data);
snprintf(buffer, bufsize, "Light %i %c pos: %f", l, c+'X', val);
}
break;
case GE_CMD_LDX0:case GE_CMD_LDY0:case GE_CMD_LDZ0:
case GE_CMD_LDX1:case GE_CMD_LDY1:case GE_CMD_LDZ1:
case GE_CMD_LDX2:case GE_CMD_LDY2:case GE_CMD_LDZ2:
case GE_CMD_LDX3:case GE_CMD_LDY3:case GE_CMD_LDZ3:
{
int n = cmd - GE_CMD_LDX0;
int l = n / 3;
int c = n % 3;
float val = getFloat24(data);
snprintf(buffer, bufsize, "Light %i %c dir: %f", l, c+'X', val);
}
break;
case GE_CMD_LKA0:case GE_CMD_LKB0:case GE_CMD_LKC0:
case GE_CMD_LKA1:case GE_CMD_LKB1:case GE_CMD_LKC1:
case GE_CMD_LKA2:case GE_CMD_LKB2:case GE_CMD_LKC2:
case GE_CMD_LKA3:case GE_CMD_LKB3:case GE_CMD_LKC3:
{
int n = cmd - GE_CMD_LKA0;
int l = n / 3;
int c = n % 3;
float val = getFloat24(data);
snprintf(buffer, bufsize, "Light %i %c att: %f", l, c+'X', val);
}
break;
case GE_CMD_LAC0:case GE_CMD_LAC1:case GE_CMD_LAC2:case GE_CMD_LAC3:
case GE_CMD_LDC0:case GE_CMD_LDC1:case GE_CMD_LDC2:case GE_CMD_LDC3:
case GE_CMD_LSC0:case GE_CMD_LSC1:case GE_CMD_LSC2:case GE_CMD_LSC3:
{
float r = (float)(data & 0xff)/255.0f;
float g = (float)((data>>8) & 0xff)/255.0f;
float b = (float)(data>>16)/255.0f;
int l = (cmd - GE_CMD_LAC0) / 3;
int t = (cmd - GE_CMD_LAC0) % 3;
snprintf(buffer, bufsize, "Light %i color %i: %f %f %f", l, t, r, g, b);
}
break;
case GE_CMD_VIEWPORTXSCALE:
snprintf(buffer, bufsize, "Viewport X scale: %f", getFloat24(data));
break;
case GE_CMD_VIEWPORTYSCALE:
snprintf(buffer, bufsize, "Viewport Y scale: %f", getFloat24(data));
break;
case GE_CMD_VIEWPORTZSCALE:
snprintf(buffer, bufsize, "Viewport Z scale: %f", getFloat24(data));
break;
case GE_CMD_VIEWPORTXCENTER:
snprintf(buffer, bufsize, "Viewport X center: %f", getFloat24(data));
break;
case GE_CMD_VIEWPORTYCENTER:
snprintf(buffer, bufsize, "Viewport Y center: %f", getFloat24(data));
break;
case GE_CMD_VIEWPORTZCENTER:
snprintf(buffer, bufsize, "Viewport Z center: %f", getFloat24(data));
break;
case GE_CMD_LIGHTENABLE0:
case GE_CMD_LIGHTENABLE1:
case GE_CMD_LIGHTENABLE2:
case GE_CMD_LIGHTENABLE3:
snprintf(buffer, bufsize, "Light %i enable: %d", cmd-GE_CMD_LIGHTENABLE0, data);
break;
case GE_CMD_CULL:
if (data & ~1)
snprintf(buffer, bufsize, "Cull: %s (extra %06x)", (data & 1) ? "back (CCW)" : "front (CW)", data & ~1);
else
snprintf(buffer, bufsize, "Cull: %s", (data & 1) ? "back (CCW)" : "front (CW)");
break;
case GE_CMD_PATCHDIVISION:
{
int patch_div_s = data & 0x7F;
int patch_div_t = (data >> 8) & 0x7F;
if (data & 0xFF8080)
snprintf(buffer, bufsize, "Patch subdivision: %d x %d (extra %x)", patch_div_s, patch_div_t, data & 0xFF8080);
else
snprintf(buffer, bufsize, "Patch subdivision: %d x %d", patch_div_s, patch_div_t);
}
break;
case GE_CMD_PATCHPRIMITIVE:
{
static const char *patchPrims[] = {
"triangles",
"lines",
"points",
"unknown/points",
};
if (data & ~3)
snprintf(buffer, bufsize, "Patch Primitive: %s (extra %06x)", patchPrims[data & 3], data & ~3);
else
snprintf(buffer, bufsize, "Patch Primitive: %s", patchPrims[data & 3]);
}
break;
case GE_CMD_PATCHFACING:
if (data & ~1)
snprintf(buffer, bufsize, "Patch Facing: %s (extra %06x)", (data & 1) ? "reversed normals" : "standard normals", data & ~1);
else
snprintf(buffer, bufsize, "Patch Facing: %s", (data & 1) ? "reversed normals" : "standard normals");
break;
case GE_CMD_REVERSENORMAL:
if (data & ~1)
snprintf(buffer, bufsize, "Reverse normal: %s (extra %06x)", (data & 1) ? "reversed" : "standard", data & ~1);
else
snprintf(buffer, bufsize, "Reverse normal: %s", (data & 1) ? "reversed" : "standard");
break;
case GE_CMD_MATERIALUPDATE:
{
static const char *materialTypes[] = {
"none",
"ambient",
"diffuse",
"ambient, diffuse",
"specular",
"ambient, specular",
"diffuse, specular",
"ambient, diffuse, specular",
};
if (data & ~7)
snprintf(buffer, bufsize, "Material update: %s (extra %06x)", materialTypes[data & 7], data & ~7);
else
snprintf(buffer, bufsize, "Material update: %s", materialTypes[data & 7]);
}
break;
//////////////////////////////////////////////////////////////////
// CLEARING
//////////////////////////////////////////////////////////////////
case GE_CMD_CLEARMODE:
{
const char *clearModes[] = {
"on",
"on, color",
"on, alpha/stencil",
"on, color, alpha/stencil",
"on, depth",
"on, color, depth",
"on, alpha/stencil, depth",
"on, color, alpha/stencil, depth",
};
const char *mode;
if (data & 1)
mode = clearModes[(data >> 8) & 7];
else
mode = "off";
if (data & ~0x0701)
snprintf(buffer, bufsize, "Clear mode: %s (extra %06x)", mode, data & ~0x0701);
else
snprintf(buffer, bufsize, "Clear mode: %s", mode);
}
break;
//////////////////////////////////////////////////////////////////
// ALPHA BLENDING
//////////////////////////////////////////////////////////////////
case GE_CMD_ALPHABLENDENABLE:
snprintf(buffer, bufsize, "Alpha blend enable: %d", data);
break;
case GE_CMD_BLENDMODE:
{
const char *blendModes[] = {
"add",
"subtract",
"reverse subtract",
"min",
"max",
"abs subtract",
"unsupported1",
"unsupported2",
};
const char *blendFactorsA[16] = {
"dst",
"1.0 - dst",
"src.a",
"1.0 - src.a",
"dst.a",
"1.0 - dst.a",
"2.0 * src.a",
"1.0 - 2.0 * src.a",
"2.0 * dst.a",
"1.0 - 2.0 * dst.a",
"fixed",
"fixed2",
"fixed3",
"fixed4",
"fixed5",
};
const char *blendFactorsB[16] = {
"src",
"1.0 - src",
"src.a",
"1.0 - src.a",
"dst.a",
"1.0 - dst.a",
"2.0 * src.a",
"1.0 - 2.0 * src.a",
"2.0 * dst.a",
"1.0 - 2.0 * dst.a",
"fixed",
"fixed2",
"fixed3",
"fixed4",
"fixed5",
};
const char *blendFactorA = blendFactorsA[(data >> 0) & 0xF];
const char *blendFactorB = blendFactorsB[(data >> 4) & 0xF];
const char *blendMode = blendModes[(data >> 8) & 0x7];
if (data & ~0xFF0007FF)
snprintf(buffer, bufsize, "Blend mode: %s %s, %s (extra: %06x)", blendMode, blendFactorA, blendFactorB, data & ~0xFF0007FF);
else
snprintf(buffer, bufsize, "Blend mode: %s %s, %s", blendMode, blendFactorA, blendFactorB);
}
break;
case GE_CMD_BLENDFIXEDA:
snprintf(buffer, bufsize, "Blend fix A: %06x", data);
break;
case GE_CMD_BLENDFIXEDB:
snprintf(buffer, bufsize, "Blend fix B: %06x", data);
break;
case GE_CMD_ALPHATESTENABLE:
snprintf(buffer, bufsize, "Alpha test enable: %d", data);
break;
case GE_CMD_ALPHATEST:
{
const char *alphaTestFuncs[] = { " NEVER ", " ALWAYS ", " == ", " != ", " < ", " <= ", " > ", " >= " };
if (data & ~0xFFFF07)
snprintf(buffer, bufsize, "Alpha test: (src.a & %02x)%s%02x (extra %06x)", (data >> 16) & 0xFF, alphaTestFuncs[data & 7], (data >> 8) & 0xFF, data & ~0xFFFF07);
else
snprintf(buffer, bufsize, "Alpha test: (src.a & %02x)%s%02x", (data >> 16) & 0xFF, alphaTestFuncs[data & 7], (data >> 8) & 0xFF);
}
break;
case GE_CMD_ANTIALIASENABLE:
snprintf(buffer, bufsize, "Antialias enable: %d", data);
break;
case GE_CMD_PATCHCULLENABLE:
snprintf(buffer, bufsize, "Patch cull enable: %d", data);
break;
case GE_CMD_COLORTESTENABLE:
snprintf(buffer, bufsize, "Color test enable: %d", data);
break;
case GE_CMD_LOGICOPENABLE:
snprintf(buffer, bufsize, "Logic op enable: %d", data);
break;
case GE_CMD_TEXFUNC:
{
const char *texfuncs[] = {
"modulate",
"decal",
"blend",
"replace",
"add",
"add2",
"add3",
"add4",
};
if (data & ~0x10107)
snprintf(buffer, bufsize, "TexFunc %d %s %s%s (extra %x)", data & 7, data & 0x100 ? "RGBA" : "RGB", texfuncs[data & 7], data & 0x10000 ? ", color double" : "", data & ~0x10107);
else
snprintf(buffer, bufsize, "TexFunc %d %s %s%s", data & 7, data & 0x100 ? "RGBA" : "RGB", texfuncs[data & 7], data & 0x10000 ? ", color double" : "");
}
break;
case GE_CMD_TEXFILTER:
{
static const char *textureFilters[] = {
"nearest",
"linear",
"nearest, invalid",
"linear, invalid",
"nearest, mipmap nearest",
"linear, mipmap nearest",
"nearest, mipmap linear",
"linear, mipmap linear",
};
int min = data & 7;
int mag = (data >> 8) & 1;
if (data & ~0x107)
snprintf(buffer, bufsize, "TexFilter min: %s, mag: %s (extra %x)", textureFilters[min], textureFilters[mag], data & ~0x107);
else
snprintf(buffer, bufsize, "TexFilter min: %s, mag: %s", textureFilters[min], textureFilters[mag]);
}
break;
case GE_CMD_TEXENVCOLOR:
snprintf(buffer, bufsize, "TexEnvColor %06x", data);
break;
case GE_CMD_TEXMODE:
if (data & ~0x070101)
snprintf(buffer, bufsize, "TexMode %s, %d levels, %s (extra %06x)", (data & 1) ? "swizzle" : "no swizzle", (data >> 16) & 7, (data >> 8) & 1 ? "separate cluts" : "shared clut", data & ~0x070101);
else
snprintf(buffer, bufsize, "TexMode %s, %d levels, %s", (data & 1) ? "swizzle" : "no swizzle", (data >> 16) & 7, (data >> 8) & 1 ? "separate cluts" : "shared clut");
break;
case GE_CMD_TEXFORMAT:
{
static const char *texformats[] = {
"5650",
"5551",
"4444",
"8888",
"CLUT4",
"CLUT8",
"CLUT16",
"CLUT32",
"DXT1",
"DXT3",
"DXT5",
"unsupported1",
"unsupported2",
"unsupported3",
"unsupported4",
"unsupported5",
};
if (data & ~0xF)
snprintf(buffer, bufsize, "TexFormat %s (extra %06x)", texformats[data & 0xF], data & ~0xF);
else
snprintf(buffer, bufsize, "TexFormat %s", texformats[data & 0xF]);
}
break;
case GE_CMD_TEXFLUSH:
if (data)
snprintf(buffer, bufsize, "TexFlush: %x", data);
else
snprintf(buffer, bufsize, "TexFlush");
break;
case GE_CMD_TEXSYNC:
if (data)
snprintf(buffer, bufsize, "TexSync: %x", data);
else
snprintf(buffer, bufsize, "TexSync");
break;
case GE_CMD_TEXWRAP:
if (data & ~0x0101)
snprintf(buffer, bufsize, "TexWrap %s s, %s t (extra %x)", data & 1 ? "clamp" : "wrap", data & 0x100 ? "clamp" : "wrap", data & ~0x0101);
else
snprintf(buffer, bufsize, "TexWrap %s s, %s t", data & 1 ? "clamp" : "wrap", data & 0x100 ? "clamp" : "wrap");
break;
case GE_CMD_TEXLEVEL:
{
static const char *mipLevelModes[] = {
"auto + bias",
"bias",
"slope + bias",
"invalid + bias",
};
const int biasFixed = (s8)(data >> 16);
const float bias = (float)biasFixed / 16.0f;
if (data & ~0xFF0003)
snprintf(buffer, bufsize, "TexLevel mode: %s Offset: %f / %d (extra %x)", mipLevelModes[data & 3], bias, biasFixed, data & ~0xFF0003);
else
snprintf(buffer, bufsize, "TexLevel mode: %s Offset: %f / %d", mipLevelModes[data & 3], bias, biasFixed);
}
break;
case GE_CMD_FOG1:
snprintf(buffer, bufsize, "Fog end %f", getFloat24(data));
break;
case GE_CMD_FOG2:
snprintf(buffer, bufsize, "Fog slope %f", getFloat24(data));
break;
case GE_CMD_FOGCOLOR:
snprintf(buffer, bufsize, "FogColor %06x", data);
break;
case GE_CMD_TEXLODSLOPE:
snprintf(buffer, bufsize, "TexLodSlope %f", getFloat24(data));
break;
//////////////////////////////////////////////////////////////////
// Z/STENCIL TESTING
//////////////////////////////////////////////////////////////////
case GE_CMD_ZTESTENABLE:
if (data & ~1)
snprintf(buffer, bufsize, "Z test enable: %d (extra %x)", data & 1, data);
else
snprintf(buffer, bufsize, "Z test enable: %d", data & 1);
break;
case GE_CMD_STENCILOP:
{
static const char *stencilOps[] = { "KEEP", "ZERO", "REPLACE", "INVERT", "INCREMENT", "DECREMENT", "unsupported1", "unsupported2" };
snprintf(buffer, bufsize, "Stencil op: fail=%s, pass/depthfail=%s, pass=%s", stencilOps[data & 7], stencilOps[(data >> 8) & 7], stencilOps[(data >> 16) & 7]);
}
break;
case GE_CMD_STENCILTEST:
{
static const char *zTestFuncs[] = { " NEVER ", " ALWAYS ", " == ", " != ", " < ", " <= ", " > ", " >= " };
if (data & ~0xFFFF07)
snprintf(buffer, bufsize, "Stencil test: %02x%s(dst.a & %02x) (extra %06x)", (data >> 8) & 0xFF, zTestFuncs[data & 7], (data >> 16) & 0xFF, data & ~0xFFFF07);
else
snprintf(buffer, bufsize, "Stencil test: %02x%s(dst.a & %02x)", (data >> 8) & 0xFF, zTestFuncs[data & 7], (data >> 16) & 0xFF);
}
break;
case GE_CMD_STENCILTESTENABLE:
snprintf(buffer, bufsize, "Stencil test enable: %d", data);
break;
case GE_CMD_ZTEST:
{
static const char *zTestFuncs[] = { "NEVER", "ALWAYS", "==", "!=", "<", "<=", ">", ">=" };
if (data & ~7)
snprintf(buffer, bufsize, "Z test mode: %s (extra %06x)", zTestFuncs[data & 7], data & ~7);
else
snprintf(buffer, bufsize, "Z test mode: %s", zTestFuncs[data & 7]);
}
break;
case GE_CMD_MORPHWEIGHT0:
case GE_CMD_MORPHWEIGHT1:
case GE_CMD_MORPHWEIGHT2:
case GE_CMD_MORPHWEIGHT3:
case GE_CMD_MORPHWEIGHT4:
case GE_CMD_MORPHWEIGHT5:
case GE_CMD_MORPHWEIGHT6:
case GE_CMD_MORPHWEIGHT7:
{
int index = cmd - GE_CMD_MORPHWEIGHT0;
float weight = getFloat24(data);
snprintf(buffer, bufsize, "MorphWeight %i = %f", index, weight);
}
break;
case GE_CMD_DITH0:
case GE_CMD_DITH1:
case GE_CMD_DITH2:
case GE_CMD_DITH3:
snprintf(buffer, bufsize, "DitherMatrix %i = %06x",cmd-GE_CMD_DITH0,data);
break;
case GE_CMD_LOGICOP:
{
const char *logicOps[] = {
"clear",
"and",
"reverse and",
"copy",
"inverted and",
"noop",
"xor",
"or",
"negated or",
"equivalence",
"inverted",
"reverse or",
"inverted copy",
"inverted or",
"negated and",
"set",
};
if (data & ~0xF)
snprintf(buffer, bufsize, "LogicOp: %s (%06x)", logicOps[data & 0xF], data & ~0xF);
else
snprintf(buffer, bufsize, "LogicOp: %s", logicOps[data & 0xF]);
}
break;
case GE_CMD_ZWRITEDISABLE:
if (data & ~1)
snprintf(buffer, bufsize, "ZMask: %s (extra %06x)", data & 1 ? "disable write" : "allow write", data & ~1);
else
snprintf(buffer, bufsize, "ZMask: %s", data & 1 ? "disable write" : "allow write");
break;
case GE_CMD_COLORTEST:
{
const char *colorTests[] = {" NEVER ", " ALWAYS ", " == ", " != "};
if (data & ~3)
snprintf(buffer, bufsize, "ColorTest: (src.rgb & cmask)%s(dst.rgb & cmask) (extra %06x)", colorTests[data & 3], data & ~3);
else
snprintf(buffer, bufsize, "ColorTest: (src.rgb & cmask)%s(dst.rgb & cmask)", colorTests[data & 3]);
}
break;
case GE_CMD_COLORREF:
snprintf(buffer, bufsize, "ColorRef: %06x", data);
break;
case GE_CMD_COLORTESTMASK:
snprintf(buffer, bufsize, "ColorTestMask: %06x", data);
break;
case GE_CMD_MASKRGB:
snprintf(buffer, bufsize, "MaskRGB: %06x (bits not to write)", data);
break;
case GE_CMD_MASKALPHA:
if (data & ~0xFF)
snprintf(buffer, bufsize, "MaskAlpha: %02x (bits not to write) (extra %04x)", data & 0xFF, data >> 8);
else
snprintf(buffer, bufsize, "MaskAlpha: %02x (bits not to write)", data & 0xFF);
break;
case GE_CMD_WORLDMATRIXNUMBER:
if (data & ~0xF)
snprintf(buffer, bufsize, "World # %d (extra %x)", data & 0xF, data & ~0xF);
else
snprintf(buffer, bufsize, "World # %d", data & 0xF);
break;
case GE_CMD_WORLDMATRIXDATA:
snprintf(buffer, bufsize, "World data # %f", getFloat24(data));
break;
case GE_CMD_VIEWMATRIXNUMBER:
if (data & ~0xF)
snprintf(buffer, bufsize, "VIEW # %d (extra %x)", data & 0xF, data & ~0xF);
else
snprintf(buffer, bufsize, "VIEW # %d", data & 0xF);
break;
case GE_CMD_VIEWMATRIXDATA:
snprintf(buffer, bufsize, "VIEW data # %f", getFloat24(data));
break;
case GE_CMD_PROJMATRIXNUMBER:
if (data & ~0xF)
snprintf(buffer, bufsize, "PROJECTION # %d (extra %x)", data & 0xF, data & ~0xF);
else
snprintf(buffer, bufsize, "PROJECTION # %d", data & 0xF);
break;
case GE_CMD_PROJMATRIXDATA:
snprintf(buffer, bufsize, "PROJECTION matrix data # %f", getFloat24(data));
break;
case GE_CMD_TGENMATRIXNUMBER:
if (data & ~0xF)
snprintf(buffer, bufsize, "TGEN # %d (extra %x)", data & 0xF, data & ~0xF);
else
snprintf(buffer, bufsize, "TGEN # %d", data & 0xF);
break;
case GE_CMD_TGENMATRIXDATA:
snprintf(buffer, bufsize, "TGEN data # %f", getFloat24(data));
break;
case GE_CMD_BONEMATRIXNUMBER:
if (data & ~0x7F)
snprintf(buffer, bufsize, "BONE #%d (extra %x)", data & 0x7F, data & ~0x7F);
else
snprintf(buffer, bufsize, "BONE #%d", data & 0x7F);
break;
case GE_CMD_BONEMATRIXDATA:
snprintf(buffer, bufsize, "BONE data # %f", getFloat24(data));
break;
default:
snprintf(buffer, bufsize, "Unknown: %08x", op);
break;
}
}