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GeDisasm.cpp
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// 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 "../Core/MemMap.h"
#include "GPUState.h"
#include "ge_constants.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;
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 *typeNamesS[] = {
NULL,
"s8",
"s16",
"float",
};
char *w = buffer, *end = buffer + len;
if (through)
w += snprintf(w, end - w, "through, ");
if (typeNames[tc])
w += snprintf(w, end - w, "%s texcoords, ", typeNames[tc]);
if (colorNames[col])
w += snprintf(w, end - w, "%s colors, ", colorNames[col]);
if (typeNames[nrm])
w += snprintf(w, end - w, "%s normals, ", typeNamesS[nrm]);
if (typeNames[pos])
w += snprintf(w, end - w, "%s positions, ", typeNamesS[pos]);
if (typeNames[weight])
w += snprintf(w, end - w, "%s weights (%d), ", typeNames[weight], weightCount);
else if (weightCount > 0)
w += snprintf(w, end - w, "unknown weights (%d), ", weightCount);
if (morphCount > 0)
w += snprintf(w, end - w, "%d morphs, ", morphCount);
if (typeNames[idx])
w += snprintf(w, end - w, "%s indexes, ", typeNames[idx]);
if (w < buffer + 2)
snprintf(buffer, len, "none");
// Otherwise, get rid of the pesky trailing comma.
else
w[-2] = '\0';
}
void GeDisassembleOp(u32 pc, u32 op, u32 prev, char *buffer) {
u32 cmd = op >> 24;
u32 data = op & 0xFFFFFF;
buffer += sprintf(buffer, "%08x: ", op);
// Handle control and drawing commands here directly. The others we delegate.
switch (cmd)
{
case GE_CMD_NOP:
if (data != 0)
sprintf(buffer, "NOP: %06x", data);
else
sprintf(buffer, "NOP");
break;
case GE_CMD_BASE:
sprintf(buffer, "BASE: %06x", data);
break;
case GE_CMD_VADDR:
sprintf(buffer, "VADDR: %06x => %08x", data, gstate_c.getRelativeAddress(data));
break;
case GE_CMD_IADDR:
sprintf(buffer, "IADDR: %06x => %08x", data, gstate_c.getRelativeAddress(data));
break;
case GE_CMD_PRIM:
{
u32 count = data & 0xFFFF;
u32 type = data >> 16;
static const char* types[7] = {
"POINTS",
"LINES",
"LINE_STRIP",
"TRIANGLES",
"TRIANGLE_STRIP",
"TRIANGLE_FAN",
"RECTANGLES",
};
if (gstate.vertType & GE_VTYPE_IDX_MASK)
sprintf(buffer, "DrawPrim indexed type %i: %s count: %i vaddr= %08x, iaddr= %08x", type, type < 7 ? types[type] : "INVALID", count, gstate_c.vertexAddr, gstate_c.indexAddr);
else
sprintf(buffer, "DrawPrim type %i: %s count: %i vaddr= %08x", type, type < 7 ? types[type] : "INVALID", count, gstate_c.vertexAddr);
}
break;
// The arrow and other rotary items in Puzbob are bezier patches, strangely enough.
case GE_CMD_BEZIER:
{
int bz_ucount = data & 0xFF;
int bz_vcount = (data >> 8) & 0xFF;
if (data & 0xFF0000)
sprintf(buffer, "DRAW BEZIER: %i x %i (extra %x)", bz_ucount, bz_vcount, data >> 16);
else
sprintf(buffer, "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)
sprintf(buffer, "DRAW SPLINE: %i x %i, %i x %i (extra %x)", sp_ucount, sp_vcount, sp_utype, sp_vtype, data >> 20);
else
sprintf(buffer, "DRAW SPLINE: %i x %i, %i x %i", sp_ucount, sp_vcount, sp_utype, sp_vtype);
}
break;
case GE_CMD_JUMP:
{
u32 target = (((gstate.base & 0x00FF0000) << 8) | (op & 0xFFFFFC)) & 0x0FFFFFFF;
sprintf(buffer, "CMD JUMP - %08x to %08x", pc, target);
}
break;
case GE_CMD_CALL:
{
u32 retval = pc + 4;
u32 target = gstate_c.getRelativeAddress(op & 0xFFFFFF);
sprintf(buffer, "CMD CALL - %08x to %08x, ret=%08x", pc, target, retval);
}
break;
case GE_CMD_RET:
if (data)
sprintf(buffer, "CMD RET: %06x", data);
else
sprintf(buffer, "CMD RET");
break;
case GE_CMD_SIGNAL:
sprintf(buffer, "GE_CMD_SIGNAL %06x", data);
break;
case GE_CMD_FINISH:
sprintf(buffer, "CMD FINISH %06x", data);
break;
case GE_CMD_END:
switch (prev >> 24)
{
case GE_CMD_SIGNAL:
{
sprintf(buffer, "CMD 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
switch (behaviour) {
case 1:
sprintf(buffer, "Signal with wait. signal/end: %04x %04x", signal, enddata);
break;
case 2:
sprintf(buffer, "Signal without wait. signal/end: %04x %04x", signal, enddata);
break;
case 3:
sprintf(buffer, "Signal with pause. signal/end: %04x %04x", signal, enddata);
break;
case 8:
sprintf(buffer, "Signal with sync. signal/end: %04x %04x", signal, enddata);
break;
case 0x10:
sprintf(buffer, "Signal with jump. signal/end: %04x %04x", signal, enddata);
break;
case 0x11:
sprintf(buffer, "Signal with call. signal/end: %04x %04x", signal, enddata);
break;
case 0x12:
sprintf(buffer, "Signal with return. signal/end: %04x %04x", signal, enddata);
break;
default:
sprintf(buffer, "UNKNOWN Signal UNIMPLEMENTED %i! signal/end: %04x %04x", behaviour, signal, enddata);
break;
}
}
break;
case GE_CMD_FINISH:
if (data)
sprintf(buffer, "CMD END: %06x", data);
else
sprintf(buffer, "CMD END");
break;
default:
sprintf(buffer, "CMD END: %06x, not finished (%08x)", data, prev);
break;
}
break;
case GE_CMD_BJUMP:
// bounding box jump. Let's just not jump, for now.
sprintf(buffer, "BBOX JUMP - unimplemented: %06x", data);
break;
case GE_CMD_BOUNDINGBOX:
// bounding box test. Let's do nothing.
sprintf(buffer, "BBOX TEST - unimplemented: %06x", data);
break;
case GE_CMD_ORIGIN:
sprintf(buffer, "Origin: %06x", data);
break;
case GE_CMD_VERTEXTYPE:
{
int len = sprintf(buffer, "SetVertexType: ");
GeDescribeVertexType(op, buffer + len, 256 - len);
}
break;
case GE_CMD_OFFSETADDR:
sprintf(buffer, "OffsetAddr: %06x", data);
break;
case GE_CMD_REGION1:
{
int x1 = data & 0x3ff;
int y1 = data >> 10;
if (data & 0xF00000)
sprintf(buffer, "Region TL: %d %d (extra %x)", x1, y1, data >> 20);
else
sprintf(buffer, "Region TL: %d %d", x1, y1);
}
break;
case GE_CMD_REGION2:
{
int x2 = data & 0x3ff;
int y2 = data >> 10;
if (data & 0xF00000)
sprintf(buffer, "Region BR: %d %d (extra %x)", x2, y2, data >> 20);
else
sprintf(buffer, "Region BR: %d %d", x2, y2);
}
break;
case GE_CMD_CLIPENABLE:
sprintf(buffer, "Clip enable: %i", data);
break;
case GE_CMD_CULLFACEENABLE:
sprintf(buffer, "CullFace enable: %i", data);
break;
case GE_CMD_TEXTUREMAPENABLE:
sprintf(buffer, "Texture map enable: %i", data);
break;
case GE_CMD_LIGHTINGENABLE:
sprintf(buffer, "Lighting enable: %i", data);
break;
case GE_CMD_FOGENABLE:
sprintf(buffer, "Fog enable: %i", data);
break;
case GE_CMD_DITHERENABLE:
sprintf(buffer, "Dither enable: %i", data);
break;
case GE_CMD_OFFSETX:
sprintf(buffer, "Offset X: %i", data);
break;
case GE_CMD_OFFSETY:
sprintf(buffer, "Offset Y: %i", data);
break;
case GE_CMD_TEXSCALEU:
sprintf(buffer, "Texture U scale: %f", getFloat24(data));
break;
case GE_CMD_TEXSCALEV:
sprintf(buffer, "Texture V scale: %f", getFloat24(data));
break;
case GE_CMD_TEXOFFSETU:
sprintf(buffer, "Texture U offset: %f", getFloat24(data));
break;
case GE_CMD_TEXOFFSETV:
sprintf(buffer, "Texture V offset: %f", getFloat24(data));
break;
case GE_CMD_SCISSOR1:
{
int x1 = data & 0x3ff;
int y1 = data >> 10;
if (data & 0xF00000)
sprintf(buffer, "Scissor TL: %i, %i (extra %x)", x1, y1, data >> 20);
else
sprintf(buffer, "Scissor TL: %i, %i", x1, y1);
}
break;
case GE_CMD_SCISSOR2:
{
int x2 = data & 0x3ff;
int y2 = data >> 10;
if (data & 0xF00000)
sprintf(buffer, "Scissor BR: %i, %i (extra %x)", x2, y2, data >> 20);
else
sprintf(buffer, "Scissor BR: %i, %i", x2, y2);
}
break;
case GE_CMD_MINZ:
{
float zMin = getFloat24(data) / 65535.f;
sprintf(buffer, "MinZ: %f", zMin);
}
break;
case GE_CMD_MAXZ:
{
float zMax = getFloat24(data) / 65535.f;
sprintf(buffer, "MaxZ: %f", zMax);
}
break;
case GE_CMD_FRAMEBUFPTR:
{
sprintf(buffer, "FramebufPtr: %08x", data);
}
break;
case GE_CMD_FRAMEBUFWIDTH:
{
sprintf(buffer, "FramebufWidth: %x, address high %02x", data & 0xFFFF, data >> 16);
}
break;
case GE_CMD_FRAMEBUFPIXFORMAT:
sprintf(buffer, "FramebufPixelFormat: %i", 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:
sprintf(buffer, "Texture address %i: %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:
sprintf(buffer, "Texture BUFWIDTH %i: %06x", cmd-GE_CMD_TEXBUFWIDTH0, data);
break;
case GE_CMD_CLUTADDR:
sprintf(buffer, "CLUT base addr: %06x", data);
break;
case GE_CMD_CLUTADDRUPPER:
sprintf(buffer, "CLUT addr upper %08x", data);
break;
case GE_CMD_LOADCLUT:
// This could be used to "dirty" textures with clut.
if (data)
sprintf(buffer, "Clut load: %06x", data);
else
sprintf(buffer, "Clut load");
break;
case GE_CMD_TEXMAPMODE:
sprintf(buffer, "Tex map mode: %06x", data);
break;
case GE_CMD_TEXSHADELS:
sprintf(buffer, "Tex shade light sources: %06x", data);
break;
case GE_CMD_CLUTFORMAT:
{
const char *clutformats[] = {
"BGR 5650",
"ABGR 1555",
"ABGR 4444",
"ABGR 8888",
};
sprintf(buffer, "Clut format: %06x (%s)", data, clutformats[data & 3]);
}
break;
case GE_CMD_TRANSFERSRC:
{
if (data & 0xF)
sprintf(buffer, "Block transfer src: %06x (extra: %x)", data & ~0xF, data & 0xF);
else
sprintf(buffer, "Block transfer src: %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)
sprintf(buffer, "Block transfer src: %08x W: %i (extra %x)", xferSrc, xferSrcW, data);
else
sprintf(buffer, "Block transfer src: %08x W: %i", xferSrc, xferSrcW);
break;
}
case GE_CMD_TRANSFERDST:
{
// Nothing to do, the next one prints
if (data & 0xF)
sprintf(buffer, "Block transfer dst: %06x (extra: %x)", data & ~0xF, data & 0xF);
else
sprintf(buffer, "Block transfer dst: %06x", data);
}
break;
case GE_CMD_TRANSFERDSTW:
{
u32 xferDst = (gstate.transferdst & 0x00FFFFFF) | ((data & 0xFF0000) << 8);
u32 xferDstW = data & 0x3FF;
if (data & ~0xFF03FF)
sprintf(buffer, "Block transfer dest: %08x W: %i (extra %x)", xferDst, xferDstW, data);
else
sprintf(buffer, "Block transfer dest: %08x W: %i", xferDst, xferDstW);
break;
}
case GE_CMD_TRANSFERSRCPOS:
{
u32 x = (data & 1023);
u32 y = ((data>>10) & 1023);
if (data & 0xF00000)
sprintf(buffer, "Block transfer src rect TL: %i, %i (extra %x)", x, y, data >> 20);
else
sprintf(buffer, "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)
sprintf(buffer, "Block transfer dest rect TL: %i, %i (extra %x)", x, y, data >> 20);
else
sprintf(buffer, "Block transfer dest rect TL: %i, %i", x, y);
break;
}
case GE_CMD_TRANSFERSIZE:
{
u32 w = (data & 1023)+1;
u32 h = ((data>>10) & 1023)+1;
if (data & 0xF00000)
sprintf(buffer, "Block transfer rect size: %i x %i (extra %x)", w, h, data >> 20);
else
sprintf(buffer, "Block transfer rect size: %i x %i", w, h);
break;
}
case GE_CMD_TRANSFERSTART: // Orphis calls this TRXKICK
if (data & ~1)
sprintf(buffer, "Block transfer start: %d (extra %x)", data & 1, data & ~1);
else
sprintf(buffer, "Block transfer start: %d", data);
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);
sprintf(buffer, "Texture size %i: %06x, width : %d, height : %d", cmd - GE_CMD_TEXSIZE0, data, w, h);
}
break;
case GE_CMD_ZBUFPTR:
{
sprintf(buffer, "Zbuf ptr: %06x", data);
}
break;
case GE_CMD_ZBUFWIDTH:
sprintf(buffer, "Zbuf width: %06x", data);
break;
case GE_CMD_AMBIENTCOLOR:
sprintf(buffer, "Ambient color: %06x", data);
break;
case GE_CMD_AMBIENTALPHA:
sprintf(buffer, "Ambient alpha: %06x", data);
break;
case GE_CMD_MATERIALAMBIENT:
sprintf(buffer, "Material ambient color: %06x", data);
break;
case GE_CMD_MATERIALDIFFUSE:
sprintf(buffer, "Material diffuse color: %06x", data);
break;
case GE_CMD_MATERIALEMISSIVE:
sprintf(buffer, "Material emissive color: %06x", data);
break;
case GE_CMD_MATERIALSPECULAR:
sprintf(buffer, "Material specular color: %06x", data);
break;
case GE_CMD_MATERIALALPHA:
sprintf(buffer, "Material alpha color: %06x", data);
break;
case GE_CMD_MATERIALSPECULARCOEF:
sprintf(buffer, "Material specular coef: %f", getFloat24(data));
break;
case GE_CMD_SHADEMODE:
if (data & ~1)
sprintf(buffer, "Shade: %06x (%s, extra %x)", data, data ? "gouraud" : "flat", data);
else
sprintf(buffer, "Shade: %06x (%s)", data, data ? "gouraud" : "flat");
break;
case GE_CMD_LIGHTMODE:
if (data & ~1)
sprintf(buffer, "Lightmode: %06x (%s, extra %x)", data, data ? "separate spec" : "single color", data);
else
sprintf(buffer, "Lightmode: %06x (%s)", data, data ? "separate spec" : "single color");
break;
case GE_CMD_LIGHTTYPE0:
case GE_CMD_LIGHTTYPE1:
case GE_CMD_LIGHTTYPE2:
case GE_CMD_LIGHTTYPE3:
sprintf(buffer, "Light %i type: %06x", cmd-GE_CMD_LIGHTTYPE0, data);
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);
sprintf(buffer, "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);
sprintf(buffer, "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);
sprintf(buffer, "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;
sprintf(buffer, "Light %i color %i: %f %f %f", l, t, r, g, b);
}
break;
case GE_CMD_VIEWPORTX1:
case GE_CMD_VIEWPORTY1:
case GE_CMD_VIEWPORTX2:
case GE_CMD_VIEWPORTY2:
sprintf(buffer, "Viewport param %i: %f", cmd-GE_CMD_VIEWPORTX1, getFloat24(data));
break;
case GE_CMD_VIEWPORTZ1:
{
float zScale = getFloat24(data) / 65535.f;
sprintf(buffer, "Viewport Z scale: %f", zScale);
}
break;
case GE_CMD_VIEWPORTZ2:
{
float zOff = getFloat24(data) / 65535.f;
sprintf(buffer, "Viewport Z pos: %f", zOff);
}
break;
case GE_CMD_LIGHTENABLE0:
case GE_CMD_LIGHTENABLE1:
case GE_CMD_LIGHTENABLE2:
case GE_CMD_LIGHTENABLE3:
sprintf(buffer, "Light %i enable: %d", cmd-GE_CMD_LIGHTENABLE0, data);
break;
case GE_CMD_CULL:
sprintf(buffer, "Cull: %06x", data);
break;
case GE_CMD_PATCHDIVISION:
{
int patch_div_s = data & 0xFF;
int patch_div_t = (data >> 8) & 0xFF;
if (data & 0xFF0000)
sprintf(buffer, "Patch subdivision: %i x %i (extra %x)", patch_div_s, patch_div_t, data & 0xFF0000);
else
sprintf(buffer, "Patch subdivision: %i x %i", patch_div_s, patch_div_t);
}
break;
case GE_CMD_PATCHPRIMITIVE:
sprintf(buffer, "Patch Primitive: %d", data);
break;
case GE_CMD_PATCHFACING:
sprintf(buffer, "Patch Facing: %d", data);
break;
case GE_CMD_REVERSENORMAL:
sprintf(buffer, "Reverse normal: %d", data);
break;
case GE_CMD_MATERIALUPDATE:
sprintf(buffer, "Material update: %d", data);
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";
sprintf(buffer, "Clear mode: %06x (%s)", data, mode);
}
break;
//////////////////////////////////////////////////////////////////
// ALPHA BLENDING
//////////////////////////////////////////////////////////////////
case GE_CMD_ALPHABLENDENABLE:
sprintf(buffer, "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)
sprintf(buffer, "Blend mode: %s %s, %s (extra: %06x)", blendMode, blendFactorA, blendFactorB, data & ~0xFF0007FF);
else
sprintf(buffer, "Blend mode: %s %s, %s", blendMode, blendFactorA, blendFactorB);
}
break;
case GE_CMD_BLENDFIXEDA:
sprintf(buffer, "Blend fix A: %06x", data);
break;
case GE_CMD_BLENDFIXEDB:
sprintf(buffer, "Blend fix B: %06x", data);
break;
case GE_CMD_ALPHATESTENABLE:
sprintf(buffer, "Alpha test enable: %d", data);
break;
case GE_CMD_ALPHATEST:
{
const char *alphaTestFuncs[] = { " NEVER ", " ALWAYS ", " == ", " != ", " < ", " <= ", " > ", " >= " };
sprintf(buffer, "Alpha test settings: %06x ((c & %02x)%s%02x)", data, (data >> 16) & 0xFF, alphaTestFuncs[data & 7], (data >> 8) & 0xFF);
}
break;
case GE_CMD_ANTIALIASENABLE:
sprintf(buffer, "Antialias enable: %d", data);
break;
case GE_CMD_PATCHCULLENABLE:
sprintf(buffer, "Patch cull enable: %d", data);
break;
case GE_CMD_COLORTESTENABLE:
sprintf(buffer, "Color test enable: %d", data);
break;
case GE_CMD_LOGICOPENABLE:
sprintf(buffer, "Logic op enable: %d", data);
break;
case GE_CMD_TEXFUNC:
{
const char *texfuncs[] = {
"modulate",
"decal",
"blend",
"replace",
"add",
"unsupported1",
"unsupported2",
"unsupported3",
};
if (data & ~0x10107)
sprintf(buffer, "TexFunc %i %s %s%s (extra %x)", data & 7, data & 0x100 ? "RGBA" : "RGB", texfuncs[data & 7], data & 0x10000 ? " color double" : "", data);
else
sprintf(buffer, "TexFunc %i %s %s%s", data & 7, data & 0x100 ? "RGBA" : "RGB", texfuncs[data & 7], data & 0x10000 ? " color double" : "");
}
break;
case GE_CMD_TEXFILTER:
{
int min = data & 7;
int mag = (data >> 8) & 1;
if (data & ~0x107)
sprintf(buffer, "TexFilter min: %i mag: %i (extra %x)", min, mag, data);
else
sprintf(buffer, "TexFilter min: %i mag: %i", min, mag);
}
break;
case GE_CMD_TEXENVCOLOR:
sprintf(buffer, "TexEnvColor %06x", data);
break;
case GE_CMD_TEXMODE:
sprintf(buffer, "TexMode %06x (%s, %d levels, %s)", data, data & 1 ? "swizzle" : "no swizzle", (data >> 16) & 7, (data >> 8) & 1 ? "separate cluts" : "shared clut");
break;
case GE_CMD_TEXFORMAT:
{
const char *texformats[] = {
"5650",
"5551",
"4444",
"8888",
"CLUT4",
"CLUT8",
"CLUT16",
"CLUT32",
"DXT1",
"DXT3",
"DXT5",
"unsupported1",
"unsupported2",
"unsupported3",
"unsupported4",
"unsupported5",
};
sprintf(buffer, "TexFormat %06x (%s)", data, texformats[data & 0xF]);
}
break;
case GE_CMD_TEXFLUSH:
if (data)
sprintf(buffer, "TexFlush: %x", data);
else
sprintf(buffer, "TexFlush");
break;
case GE_CMD_TEXSYNC:
if (data)
sprintf(buffer, "TexSync: %x", data);
else
sprintf(buffer, "TexSync");
break;
case GE_CMD_TEXWRAP:
if (data & ~0x0101)
sprintf(buffer, "TexWrap %s s, %s t (extra %x)", data & 1 ? "clamp" : "wrap", data & 0x100 ? "clamp" : "wrap", data);
else
sprintf(buffer, "TexWrap %s s, %s t", data & 1 ? "clamp" : "wrap", data & 0x100 ? "clamp" : "wrap");
break;
case GE_CMD_TEXLEVEL:
if (data & ~0xFF0003)
sprintf(buffer, "TexLevel mode: %i Offset: %i (extra %x)", data&3, data >> 16, data);
else
sprintf(buffer, "TexLevel mode: %i Offset: %i", data&3, data >> 16);
break;
case GE_CMD_FOG1:
sprintf(buffer, "Fog1 %f", getFloat24(data));
break;
case GE_CMD_FOG2:
sprintf(buffer, "Fog2 %f", getFloat24(data));
break;
case GE_CMD_FOGCOLOR:
sprintf(buffer, "FogColor %06x", data);
break;
case GE_CMD_TEXLODSLOPE:
sprintf(buffer, "TexLodSlope %06x", data);
break;
//////////////////////////////////////////////////////////////////
// Z/STENCIL TESTING
//////////////////////////////////////////////////////////////////
case GE_CMD_ZTESTENABLE:
if (data & ~1)
sprintf(buffer, "Z test enable: %d (extra %x)", data & 1, data);
else
sprintf(buffer, "Z test enable: %d", data & 1);
break;
case GE_CMD_STENCILOP:
{
const char *stencilOps[] = { "KEEP", "ZERO", "REPLACE", "INVERT", "INCREMENT", "DECREMENT", "unsupported1", "unsupported2" };
sprintf(buffer, "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:
{
const char *zTestFuncs[] = { "NEVER", "ALWAYS", " == ", " != ", " < ", " <= ", " > ", " >= " };
sprintf(buffer, "Stencil test: %06x (%02x %s (c & %02x))", data, (data >> 8) & 0xFF, zTestFuncs[data & 7], (data >> 16) & 0xFF);
}
break;
case GE_CMD_STENCILTESTENABLE:
sprintf(buffer, "Stencil test enable: %d", data);
break;
case GE_CMD_ZTEST:
{
const char *zTestFuncs[] = { "NEVER", "ALWAYS", " == ", " != ", " < ", " <= ", " > ", " >= " };
sprintf(buffer, "Z test mode: %i (%s)", data, 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);
sprintf(buffer, "MorphWeight %i = %f", index, weight);
}
break;
case GE_CMD_DITH0:
case GE_CMD_DITH1:
case GE_CMD_DITH2:
case GE_CMD_DITH3:
sprintf(buffer, "DitherMatrix %i = %06x",cmd-GE_CMD_DITH0,data);
break;