Minki/SpaceCadetPinballPPC
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mirror of https://github.com/iAmInActions/SpaceCadetPinballPPC.git synced 2024-11-21 11:30:07 +00:00
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Fixed loading on big endian CPUs

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This allows you to run this code on little and big endian, thus making it run fine on PowerPC as well as x86 and ARM.
This commit is contained in:
iAmInAction 2022-04-25 08:06:13 +02:00 committed by GitHub
parent cc06d35bc7
commit 6bc1957ab6
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 81 additions and 25 deletions
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6
SpaceCadetPinball/loader.cpp
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@ -165,6 +165,12 @@ int loader::get_sound_id(int groupIndex)
fclose(file);
}
// only swapping what seems to be necessary here - don't want to break anything
wavHeader.sample_rate = SDL_SwapLE32(wavHeader.sample_rate);
wavHeader.data_size = SDL_SwapLE32(wavHeader.data_size);
wavHeader.channels = SDL_SwapLE16(wavHeader.channels);
wavHeader.bits_per_sample = SDL_SwapLE16(wavHeader.bits_per_sample);
auto sampleCount = wavHeader.data_size / (wavHeader.channels * (wavHeader.bits_per_sample / 8.0));
sound_list[soundIndex].Duration = static_cast<float>(sampleCount / wavHeader.sample_rate);
sound_list[soundIndex].WavePtr = Sound::LoadWaveFile(filePath);

53
SpaceCadetPinball/partman.cpp
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@ -21,6 +21,12 @@ DatFile* partman::load_records(LPCSTR lpFileName, bool fullTiltMode)
return nullptr;
fread(&header, 1, sizeof header, fileHandle);
header.FileSize = SDL_SwapLE32(header.FileSize);
header.NumberOfGroups = SDL_SwapLE16(header.NumberOfGroups);
header.SizeOfBody = SDL_SwapLE32(header.SizeOfBody);
header.Unknown = SDL_SwapLE16(header.Unknown);
if (strcmp("PARTOUT(4.0)RESOURCE", header.FileSignature) != 0)
{
fclose(fileHandle);
@ -71,6 +77,11 @@ DatFile* partman::load_records(LPCSTR lpFileName, bool fullTiltMode)
if (entryType == FieldTypes::Bitmap8bit)
{
fread(&bmpHeader, 1, sizeof(dat8BitBmpHeader), fileHandle);
bmpHeader.Width = SDL_SwapLE16(bmpHeader.Width);
bmpHeader.Height = SDL_SwapLE16(bmpHeader.Height);
bmpHeader.XPosition = SDL_SwapLE16(bmpHeader.XPosition);
bmpHeader.YPosition = SDL_SwapLE16(bmpHeader.YPosition);
bmpHeader.Size = SDL_SwapLE32(bmpHeader.Size);
assertm(bmpHeader.Size + sizeof(dat8BitBmpHeader) == fieldSize, "partman: Wrong bitmap field size");
assertm(bmpHeader.Resolution <= 2, "partman: bitmap resolution out of bounds");
@ -86,29 +97,31 @@ DatFile* partman::load_records(LPCSTR lpFileName, bool fullTiltMode)
{
zMapResolution = LRead<uint8_t>(fileHandle);
fieldSize--;
// -1 means universal resolution, maybe. FT demo .006 is the only known user.
if (zMapResolution == 0xff)
zMapResolution = 0;
assertm(zMapResolution <= 2, "partman: zMap resolution out of bounds");
}
fread(&zMapHeader, 1, sizeof(dat16BitBmpHeader), fileHandle);
zMapHeader.Width = SDL_SwapLE16(zMapHeader.Width);
zMapHeader.Height = SDL_SwapLE16(zMapHeader.Height);
zMapHeader.Stride = SDL_SwapLE16(zMapHeader.Stride);
zMapHeader.Unknown0 = SDL_SwapLE32(zMapHeader.Unknown0);
zMapHeader.Unknown1_0 = SDL_SwapLE16(zMapHeader.Unknown1_0);
zMapHeader.Unknown1_1 = SDL_SwapLE16(zMapHeader.Unknown1_1);
auto length = fieldSize - sizeof(dat16BitBmpHeader);
zmap_header_type* zMap;
auto zMap = new zmap_header_type(zMapHeader.Width, zMapHeader.Height, zMapHeader.Stride);
zMap->Resolution = zMapResolution;
if (zMapHeader.Stride * zMapHeader.Height * 2u == length)
{
zMap = new zmap_header_type(zMapHeader.Width, zMapHeader.Height, zMapHeader.Stride);
zMap->Resolution = zMapResolution;
fread(zMap->ZPtr1, 1, length, fileHandle);
for (int i = 0; i < zMapHeader.Stride * zMapHeader.Height; i++) {
zMap->ZPtr1[i] = SDL_SwapLE16(zMap->ZPtr1[i]);
}
}
else
{
// 3DPB .dat has zeroed zMap headers, in groups 497 and 498, skip them.
fseek(fileHandle, static_cast<int>(length), SEEK_CUR);
zMap = new zmap_header_type(0, 0, 0);
}
entryData->Buffer = reinterpret_cast<char*>(zMap);
}
@ -122,6 +135,28 @@ DatFile* partman::load_records(LPCSTR lpFileName, bool fullTiltMode)
break;
}
fread(entryBuffer, 1, fieldSize, fileHandle);
switch (entryType) {
case FieldTypes::ShortValue:
case FieldTypes::Unknown2:
*(int16_t*)entryBuffer = SDL_SwapLE16(*(int16_t*)entryBuffer);
break;
case FieldTypes::ShortArray:
for (int i = 0; i < fieldSize / 2; i++) {
((int16_t*)entryBuffer)[i] = SDL_SwapLE16(((int16_t*)entryBuffer)[i]);
}
break;
case FieldTypes::FloatArray:
for (int i = 0; i < fieldSize / 4; i++) {
((float*)entryBuffer)[i] = SDL_SwapFloatLE(((float*)entryBuffer)[i]);
}
break;
case FieldTypes::Palette:
for (int i = 0; i < fieldSize / 4; i++) {
((uint32_t*)entryBuffer)[i] = SDL_SwapLE32(((uint32_t*)entryBuffer)[i]);
}
break;
}
}
groupData->AddEntry(entryData);

5
SpaceCadetPinball/partman.h
View File

@ -68,6 +68,11 @@ private:
{
T Buffer{};
fread(&Buffer, 1, sizeof(T), file);
if (sizeof(T) == 4) {
// uint32
Buffer = SDL_SwapLE32(Buffer);
}
return Buffer;
}
};

41
SpaceCadetPinball/pb.cpp
View File

@ -32,6 +32,7 @@ DatFile* pb::record_table = nullptr;
int pb::time_ticks = 0;
GameModes pb::game_mode = GameModes::GameOver;
float pb::time_now = 0, pb::time_next = 0, pb::ball_speed_limit, pb::time_ticks_remainder = 0;
high_score_struct pb::highscore_table[5];
bool pb::FullTiltMode = false, pb::FullTiltDemoMode = false, pb::cheat_mode = false, pb::demo_mode = false;
std::string pb::DatFileName;
@ -97,7 +98,7 @@ int pb::init()
MainTable = new TPinballTable();
high_score::read();
high_score::read(highscore_table);
ball_speed_limit = MainTable->BallList.at(0)->Offset * 200.0f;
return 0;
}
@ -107,7 +108,7 @@ int pb::uninit()
score::unload_msg_font();
loader::unload();
delete record_table;
high_score::write();
high_score::write(highscore_table);
delete MainTable;
MainTable = nullptr;
timer::uninit();
@ -461,6 +462,11 @@ void pb::InputDown(GameInput input)
nudge::nudge_up();
}
if (input.Type == InputTypes::GameController && input.Value == SDL_CONTROLLER_BUTTON_BACK)
{
winmain::new_game();
}
if (cheat_mode && input.Type == InputTypes::Keyboard)
{
switch (input.Value)
@ -495,12 +501,10 @@ void pb::InputDown(GameInput input)
ball->Acceleration.X = 0.0;
break;
case 'h':
{
high_score_struct entry{ {0}, 1000000000 };
strncpy(entry.Name, pinball::get_rc_string(26, 0), sizeof entry.Name - 1);
high_score::show_and_set_high_score_dialog({ entry, 1 });
char String1[200];
strncpy(String1, pinball::get_rc_string(26, 0), sizeof String1 - 1);
high_score::show_and_set_high_score_dialog(highscore_table, 1000000000, 1, String1);
break;
}
case 'r':
control::cheat_bump_rank();
break;
@ -523,6 +527,7 @@ void pb::end_game()
{
int scores[4]{};
int scoreIndex[4]{};
char String1[200];
mode_change(GameModes::GameOver);
int playerCount = MainTable->PlayerCount;
@ -556,12 +561,11 @@ void pb::end_game()
{
for (auto i = 0; i < playerCount; ++i)
{
int position = high_score::get_score_position(scores[i]);
int position = high_score::get_score_position(highscore_table, scores[i]);
if (position >= 0)
{
high_score_struct entry{ {0}, scores[i] };
strncpy(entry.Name, pinball::get_rc_string(scoreIndex[i] + 26, 0), sizeof entry.Name - 1);
high_score::show_and_set_high_score_dialog({ entry, -1 });
strncpy(String1, pinball::get_rc_string(scoreIndex[i] + 26, 0), sizeof String1 - 1);
high_score::show_and_set_high_score_dialog(highscore_table, scores[i], position, String1);
}
}
}
@ -569,7 +573,7 @@ void pb::end_game()
void pb::high_scores()
{
high_score::show_high_score_dialog();
high_score::show_high_score_dialog(highscore_table);
}
void pb::tilt_no_more()
@ -584,12 +588,17 @@ bool pb::chk_highscore()
{
if (demo_mode)
return false;
for (auto i = 0; i < MainTable->PlayerCount; ++i)
int playerIndex = MainTable->PlayerCount - 1;
if (playerIndex < 0)
return false;
for (int i = playerIndex;
high_score::get_score_position(highscore_table, MainTable->PlayerScores[i].ScoreStruct->Score) < 0;
--i)
{
if (high_score::get_score_position(MainTable->PlayerScores[i].ScoreStruct->Score) >= 0)
return true;
if (--playerIndex < 0)
return false;
}
return false;
return true;
}
float pb::collide(float timeNow, float timeDelta, TBall* ball)

1
SpaceCadetPinball/pb.h
View File

@ -45,6 +45,7 @@ public:
static bool cheat_mode;
static DatFile* record_table;
static TPinballTable* MainTable;
static high_score_struct highscore_table[5];
static bool FullTiltMode, FullTiltDemoMode;
static std::string DatFileName;