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cleanup ROM class

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This commit is contained in:
scawful
2023-08-17 20:31:02 -04:00
parent c336c60066
commit b1bc0839c3
2 changed files with 23 additions and 31 deletions
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25
src/app/rom.cc
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@@ -27,11 +27,6 @@
namespace yaze {
namespace app {
using gfx::lc_lz2::CompressionPiece;
using gfx::lc_lz2::kCommandDirectCopy;
using gfx::lc_lz2::kCommandMod;
using gfx::lc_lz2::kSnesByteMax;
namespace {
int GetGraphicsAddress(const uchar* data, uint8_t offset) {
@@ -378,26 +373,6 @@ gfx::SNESPalette ROM::ReadPalette(int offset, int num_colors) {
// ============================================================================
void ROM::Write(int addr, int value) { rom_data_[addr] = value; }
void ROM::WriteShort(int addr, int value) {
rom_data_[addr] = (uchar)(value & 0xFF);
rom_data_[addr + 1] = (uchar)((value >> 8) & 0xFF);
}
// ============================================================================
void ROM::WriteColor(uint32_t address, const gfx::SNESColor& color) {
uint16_t bgr = ((color.GetSNES() >> 10) & 0x1F) |
((color.GetSNES() & 0x1F) << 10) | (color.GetSNES() & 0x7C00);
// Write the 16-bit color value to the ROM at the specified address
rom_data_[address] = static_cast<uint8_t>(bgr & 0xFF);
rom_data_[address + 1] = static_cast<uint8_t>((bgr >> 8) & 0xFF);
}
// ============================================================================
uint32_t ROM::GetPaletteAddress(const std::string& groupName,
size_t paletteIndex, size_t color_index) const {
// Retrieve the base address for the palette group

29
src/app/rom.h
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@@ -41,6 +41,13 @@ constexpr int kTitleStringOffset = 0x7FC0;
constexpr int kTitleStringLength = 20;
constexpr int kSNESToPCOffset = 0x138000;
constexpr uint32_t kNumGfxSheets = 223;
constexpr uint32_t kNormalGfxSpaceStart = 0x87000;
constexpr uint32_t kNormalGfxSpaceEnd = 0xC4200;
constexpr uint32_t kPtrTableStart = 0x4F80;
constexpr uint32_t kLinkSpriteLocation = 0x80000;
constexpr uint32_t kFontSpriteLocation = 0x70000;
const absl::flat_hash_map<std::string, uint32_t> paletteGroupAddresses = {
{"ow_main", core::overworldPaletteMain},
{"ow_aux", core::overworldPaletteAuxialiary},
@@ -90,19 +97,29 @@ class ROM {
gfx::SNESPalette ReadPalette(int offset, int num_colors);
// Write functions
void Write(int addr, int value);
void WriteShort(int addr, int value);
void WriteColor(uint32_t address, const gfx::SNESColor& color);
void Write(int addr, int value) { rom_data_[addr] = value; }
Bytes GetGraphicsBuffer() const { return graphics_buffer_; }
gfx::BitmapTable GetGraphicsBin() const { return graphics_bin_; }
void WriteShort(int addr, int value) {
rom_data_[addr] = (uint16_t)(value & 0xFF);
rom_data_[addr + 1] = (uint16_t)((value >> 8) & 0xFF);
}
void WriteColor(uint32_t address, const gfx::SNESColor& color) {
uint16_t bgr = ((color.GetSNES() >> 10) & 0x1F) |
((color.GetSNES() & 0x1F) << 10) |
(color.GetSNES() & 0x7C00);
// Write the 16-bit color value to the ROM at the specified address
WriteShort(address, bgr);
}
uint32_t GetPaletteAddress(const std::string& groupName, size_t paletteIndex,
size_t colorIndex) const;
gfx::PaletteGroup GetPaletteGroup(const std::string& group) {
return palette_groups_[group];
}
Bytes GetGraphicsBuffer() const { return graphics_buffer_; }
gfx::BitmapTable GetGraphicsBin() const { return graphics_bin_; }
auto title() const { return title_; }
auto size() const { return size_; }