public PPU(final Mapper mapper) {
this.mapper = mapper;
fill(OAM, 0xff);
if (PPUDEBUG) {
nametableView = new BufferedImage(512, 480, TYPE_INT_BGR);
debuggui = new DebugUI(512, 480);
debuggui.run();
}
setParameters();
}
/** draw all 4 nametables/tileset/pallette to debug window. (for the nametable viewer) */
private void debugDraw() {
for (int i = 0; i < 32; ++i) {
for (int j = 0; j < 30; ++j) {
nametableView.setRGB(
i * 8,
j * 8,
8,
8,
debugGetTile(mapper.ppuRead(0x2000 + i + 32 * j) * 16 + (bgpattern ? 0x1000 : 0)),
0,
8);
}
}
for (int i = 0; i < 32; ++i) {
for (int j = 0; j < 30; ++j) {
nametableView.setRGB(
i * 8 + 255,
j * 8,
8,
8,
debugGetTile(mapper.ppuRead(0x2400 + i + 32 * j) * 16 + (bgpattern ? 0x1000 : 0)),
0,
8);
}
}
for (int i = 0; i < 32; ++i) {
for (int j = 0; j < 30; ++j) {
nametableView.setRGB(
i * 8,
j * 8 + 239,
8,
8,
debugGetTile(mapper.ppuRead(0x2800 + i + 32 * j) * 16 + (bgpattern ? 0x1000 : 0)),
0,
8);
}
}
for (int i = 0; i < 32; ++i) {
for (int j = 0; j < 30; ++j) {
nametableView.setRGB(
i * 8 + 255,
j * 8 + 239,
8,
8,
debugGetTile(mapper.ppuRead(0x2C00 + i + 32 * j) * 16 + (bgpattern ? 0x1000 : 0)),
0,
8);
}
}
// draw the tileset
// for (int i = 0; i < 16; ++i) {
// for (int j = 0; j < 32; ++j) {
// nametableView.setRGB(i * 8, j * 8, 8, 8,
// debugGetTile((i + 16 * j) * 16), 0, 8);
// }
// }
// draw the palettes on the bottom.
// for (int i = 0; i < 32; ++i) {
// for (int j = 0; j < 16; ++j) {
// for (int k = 0; k < 16; ++k) {
// nametableView.setRGB(j + i * 16, k + 256, nescolor[0][pal[i]]);
// }
// }
// }
debuggui.setFrame(nametableView);
// debugbuff.clear();
}