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adding some reminders for me

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This commit is contained in:
Octopus773
2020-08-13 17:10:33 +02:00
parent b256f76002
commit f00f8d931e
3 changed files with 6 additions and 2 deletions
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3
sources/PPU/Background.cpp
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@@ -56,6 +56,7 @@ namespace ComSquare::PPU
tileData.raw = data;
palette = getPalette(tileData.palette);
// TODO explain X and Y and rethink the formula
graphicAddress = this->_tileSetAddress + (tileData.posX * 16 * this->_bpp * 8) + (tileData.posY * this->_bpp * 8);
for (int i = 0; i < this->_characterSize.y; i++) {
for (int j = 0; j < this->_characterSize.x; j++) {
@@ -127,7 +128,7 @@ namespace ComSquare::PPU
Vector2<int> pos(0,0);
uint16_t vramAddress = baseAddress;
while (vramAddress < 0x800 + baseAddress) {
while (vramAddress < baseAddress + 0x800) {
tileMapValue = this->_vram->read_internal(vramAddress);
tileMapValue += this->_vram->read_internal(vramAddress + 1) << 8U;
drawBgTile(tileMapValue, {(pos.x * this->_characterSize.x) + offset.x, (pos.y * this->_characterSize.y) + offset.y});