2 // opbrowser.cpp - Jaguar Object Processor browser
5 // (C) 2012 Underground Software
7 // JLH = James Hammons <jlhamm@acm.org>
10 // --- ---------- -------------------------------------------------------------
11 // JLH 12/01/2012 Created this file
17 #include "opbrowser.h"
23 OPBrowserWindow::OPBrowserWindow(QWidget * parent/*= 0*/): QWidget(parent, Qt::Dialog),
24 layout(new QVBoxLayout), text(new QLabel),
25 refresh(new QPushButton(tr("Refresh")))
27 setWindowTitle(tr("OP Browser"));
29 // Need to set the size as well...
32 QFont fixedFont("Lucida Console", 8, QFont::Normal);
33 text->setFont(fixedFont);
34 //// layout->setSizeConstraint(QLayout::SetFixedSize);
37 QScrollArea * scrollArea = new QScrollArea;
38 scrollArea->setWidgetResizable(true);
39 scrollArea->setWidget(text);
40 layout->addWidget(scrollArea);
41 layout->addWidget(refresh);
43 connect(refresh, SIGNAL(clicked()), this, SLOT(RefreshContents()));
47 void OPBrowserWindow::RefreshContents(void)
49 char string[1024];//, buf[64];
52 uint32_t olp = OPGetListPointer();
53 sprintf(string, "OLP = $%X<br>", olp);
54 opDump += QString(string);
58 DumpObjectList(opDump);
61 text->setText(opDump);
65 void OPBrowserWindow::keyPressEvent(QKeyEvent * e)
67 if (e->key() == Qt::Key_Escape)
69 else if (e->key() == Qt::Key_Enter)
74 bool OPBrowserWindow::ObjectExists(uint32_t address)
76 // Yes, we really do a linear search, every time. :-/
77 for(uint32_t i=0; i<numberOfObjects; i++)
79 if (address == object[i])
87 void OPBrowserWindow::DiscoverObjects(uint32_t address)
89 uint8_t objectType = 0;
93 // If we've seen this object already, bail out!
94 // Otherwise, add it to the list
95 if (ObjectExists(address))
98 object[numberOfObjects++] = address;
100 // Get the object & decode its type, link address
101 uint32_t hi = JaguarReadLong(address + 0, OP);
102 uint32_t lo = JaguarReadLong(address + 4, OP);
103 objectType = lo & 0x07;
104 uint32_t link = ((hi << 11) | (lo >> 21)) & 0x3FFFF8;
108 // Recursion needed to follow all links! This does depth-first recursion
109 // on the not-taken objects
110 DiscoverObjects(address + 8);
113 // Get the next object...
116 while (objectType != 4);
120 void OPBrowserWindow::DumpObjectList(QString & list)
122 const char * opType[8] = {
123 "(BITMAP)", "(SCALED BITMAP)", "(GPU INT)", "(BRANCH)",
124 "(STOP)", "???", "???", "???"
126 const char * ccType[8] = {
127 "==", "<", ">", "(opflag set)",
128 "(second half line)", "?", "?", "?"
132 for(uint32_t i=0; i<numberOfObjects; i++)
134 uint32_t address = object[i];
136 uint32_t hi = JaguarReadLong(address + 0, OP);
137 uint32_t lo = JaguarReadLong(address + 4, OP);
138 uint8_t objectType = lo & 0x07;
139 uint32_t link = ((hi << 11) | (lo >> 21)) & 0x3FFFF8;
140 // WriteLog("%08X: %08X %08X %s", address, hi, lo, opType[objectType]);
141 sprintf(buf, "<br>%06X: %08X %08X %s -> %06X", address, hi, lo, opType[objectType], link);
142 list += QString(buf);
146 uint16_t ypos = (lo >> 3) & 0x7FF;
147 uint8_t cc = (lo >> 14) & 0x07; // Proper # of bits == 3
148 // WriteLog(" YPOS=%u, CC=%s, link=$%08X", ypos, ccType[cc], link);
149 // sprintf(buf, " YPOS=%u, CC=%s, link=$%08X", ypos, ccType[cc], link);
150 sprintf(buf, " YPOS %s %u", ccType[cc], ypos);
151 list += QString(buf);
158 DumpFixedObject(list, OPLoadPhrase(address + 0), OPLoadPhrase(address + 8));
161 DumpScaledObject(list, OPLoadPhrase(address + 0), OPLoadPhrase(address + 8),
162 OPLoadPhrase(address + 16));
164 if (address == link) // Ruh roh...
166 // Runaway recursive link is bad!
167 // WriteLog("***** SELF REFERENTIAL LINK *****\n\n");
168 sprintf(buf, "***** SELF REFERENTIAL LINK *****<br>");
169 list += QString(buf);
178 void OPBrowserWindow::DumpScaledObject(QString & list, uint64_t p0, uint64_t p1, uint64_t p2)
182 // WriteLog(" %08X %08X\n", (uint32)(p1>>32), (uint32)(p1&0xFFFFFFFF));
183 sprintf(buf, " %08X %08X<br>", (uint32)(p1>>32), (uint32)(p1&0xFFFFFFFF));
184 list += QString(buf);
185 // WriteLog(" %08X %08X\n", (uint32)(p2>>32), (uint32)(p2&0xFFFFFFFF));
186 sprintf(buf, " %08X %08X<br>", (uint32)(p2>>32), (uint32)(p2&0xFFFFFFFF));
187 list += QString(buf);
188 DumpBitmapCore(list, p0, p1);
189 uint32 hscale = p2 & 0xFF;
190 uint32 vscale = (p2 >> 8) & 0xFF;
191 uint32 remainder = (p2 >> 16) & 0xFF;
192 // WriteLog(" [hsc: %02X, vsc: %02X, rem: %02X]\n", hscale, vscale, remainder);
193 sprintf(buf, " [hsc: %02X, vsc: %02X, rem: %02X]<br>", hscale, vscale, remainder);
194 list += QString(buf);
198 void OPBrowserWindow::DumpFixedObject(QString & list, uint64_t p0, uint64_t p1)
202 // WriteLog(" %08X %08X\n", (uint32)(p1>>32), (uint32)(p1&0xFFFFFFFF));
203 sprintf(buf, " %08X %08X<br>", (uint32)(p1>>32), (uint32)(p1&0xFFFFFFFF));
204 list += QString(buf);
205 DumpBitmapCore(list, p0, p1);
209 void OPBrowserWindow::DumpBitmapCore(QString & list, uint64_t p0, uint64_t p1)
212 uint8_t op_bitmap_bit_depth[8] = { 1, 2, 4, 8, 16, 24, 32, 0 };
214 uint32_t bdMultiplier[8] = { 64, 32, 16, 8, 4, 2, 1, 1 };
215 uint8_t bitdepth = (p1 >> 12) & 0x07;
216 //WAS: int16 ypos = ((p0 >> 3) & 0x3FF); // ??? What if not interlaced (/2)?
217 int16_t ypos = ((p0 >> 3) & 0x7FF); // ??? What if not interlaced (/2)?
218 int32_t xpos = p1 & 0xFFF;
219 xpos = (xpos & 0x800 ? xpos | 0xFFFFF000 : xpos); // Sign extend that mutha!
220 uint32_t iwidth = ((p1 >> 28) & 0x3FF);
221 uint32_t dwidth = ((p1 >> 18) & 0x3FF); // Unsigned!
222 uint16_t height = ((p0 >> 14) & 0x3FF);
223 uint32_t link = ((p0 >> 24) & 0x7FFFF) << 3;
224 uint32_t ptr = ((p0 >> 43) & 0x1FFFFF) << 3;
225 uint32_t firstPix = (p1 >> 49) & 0x3F;
226 uint8_t flags = (p1 >> 45) & 0x0F;
227 uint8_t idx = (p1 >> 38) & 0x7F;
228 uint32_t pitch = (p1 >> 15) & 0x07;
229 // WriteLog(" [%u x %u @ (%i, %u) (iw:%u, dw:%u) (%u bpp), l:%08X, p:%08X fp:%02X, fl:%s%s%s%s, idx:%02X, pt:%02X]\n",
230 // iwidth * bdMultiplier[bitdepth],
231 // height, xpos, ypos, iwidth, dwidth, op_bitmap_bit_depth[bitdepth], link,
232 // ptr, firstPix, (flags&OPFLAG_REFLECT ? "REFLECT " : ""),
233 // (flags&OPFLAG_RMW ? "RMW " : ""), (flags&OPFLAG_TRANS ? "TRANS " : ""),
234 // (flags&OPFLAG_RELEASE ? "RELEASE" : ""), idx, pitch);
235 sprintf(buf, " [%u x %u @ (%i, %u) (iw:%u, dw:%u) (%u bpp), p:%06X fp:%02X, fl:%s%s%s%s, idx:%02X, pt:%02X]<br>",
236 iwidth * bdMultiplier[bitdepth],
237 height, xpos, ypos, iwidth, dwidth, op_bitmap_bit_depth[bitdepth],
238 ptr, firstPix, (flags&OPFLAG_REFLECT ? "REFLECT " : ""),
239 (flags&OPFLAG_RMW ? "RMW " : ""), (flags&OPFLAG_TRANS ? "TRANS " : ""),
240 (flags&OPFLAG_RELEASE ? "RELEASE" : ""), idx, pitch);
241 list += QString(buf);