mirrors
/
SpaceCadetPinballEmscripten
mirror of https://github.com/alula/SpaceCadetPinball.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity
SpaceCadetPinballEmscripten/SpaceCadetPinball/loader.cpp

503 lines
12 KiB
C++
Raw Blame History

#include "pch.h"
#include "loader.h"
#include "memory.h"
#include "GroupData.h"
#include "pb.h"
#include "pinball.h"
#include "Sound.h"
#include "zdrv.h"
errorMsg loader::loader_errors[] =
{
errorMsg{0, "Bad Handle"},
errorMsg{1, "No Type Field"},
errorMsg{2, "No Attributes Field"},
errorMsg{3, "Wrong Type: MATERIAL Expected"},
errorMsg{4, "Wrong Type: KICKER Expected"},
errorMsg{5, "Wrong Type: AN_OBJECT Expected"},
errorMsg{6, "Wrong Type: A_STATE Expected"},
errorMsg{7, "STATES (re)defined in a state"},
errorMsg{9, "Unrecognized Attribute"},
errorMsg{0x0A, "Unrecognized float Attribute"},
errorMsg{0x0B, "No float Attributes Field"},
errorMsg{0x0D, "float Attribute not found"},
errorMsg{0x0C, "state_index out of range"},
errorMsg{0x0F, "loader_material() reports failure"},
errorMsg{0x0E, "loader_kicker() reports failure"},
errorMsg{0x10, "loader_state_id() reports failure"},
errorMsg{0x8, "# walls doesn't match data size"},
errorMsg{0x11, "loader_query_visual_states()"},
errorMsg{0x12, "loader_query_visual()"},
errorMsg{0x15, "loader_material()"},
errorMsg{0x14, "loader_kicker()"},
errorMsg{0x16, "loader_query_attribute()"},
errorMsg{0x17, "loader_query_iattribute()"},
errorMsg{0x13, "loader_query_name()"},
errorMsg{0x18, "loader_state_id()"},
errorMsg{0x19, "loader_get_sound_id()"},
errorMsg{0x1A, "sound reference is not A_SOUND record"},
errorMsg{-1, "Unknown"},
};
int loader::sound_count = 1;
int loader::loader_sound_count;
DatFile* loader::loader_table;
DatFile* loader::sound_record_table;
soundListStruct loader::sound_list[65];
int loader::error(int errorCode, int captionCode)
{
auto curCode = loader_errors;
const char *errorText = nullptr, *errorCaption = nullptr;
auto index = 0;
while (curCode->Code >= 0)
{
if (errorCode == curCode->Code)
errorText = curCode->Message;
if (captionCode == curCode->Code)
errorCaption = curCode->Message;
curCode++;
index++;
}
if (!errorText)
errorText = loader_errors[index].Message;
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, errorCaption, errorText, nullptr);
return -1;
}
void loader::default_vsi(visualStruct* visual)
{
visual->CollisionGroup = 0;
visual->Kicker.Threshold = 8.9999999e10f;
visual->Kicker.HardHitSoundId = 0;
visual->Smoothness = 0.94999999f;
visual->Elasticity = 0.60000002f;
visual->FloatArrCount = 0;
visual->SoftHitSoundId = 0;
visual->Bitmap = nullptr;
visual->ZMap = nullptr;
visual->SoundIndex3 = 0;
visual->SoundIndex4 = 0;
}
void loader::loadfrom(DatFile* datFile)
{
loader_table = datFile;
sound_record_table = loader_table;
for (auto groupIndex = 0; groupIndex < datFile->Groups.size(); ++groupIndex)
{
auto value = reinterpret_cast<int16_t*>(datFile->field(groupIndex, FieldTypes::ShortValue));
if (value && *value == 202)
{
if (sound_count < 65)
{
sound_list[sound_count].WavePtr = nullptr;
sound_list[sound_count].GroupIndex = groupIndex;
sound_count++;
}
}
}
loader_sound_count = sound_count;
}
void loader::unload()
{
for (int index = 1; index < sound_count; ++index)
{
Sound::FreeSound(sound_list[index].WavePtr);
sound_list[index].Loaded = 0;
sound_list[index].WavePtr = nullptr;
}
sound_count = 1;
}
int loader::get_sound_id(int groupIndex)
{
int16_t soundIndex = 1;
if (sound_count <= 1)
{
error(25, 26);
return -1;
}
while (sound_list[soundIndex].GroupIndex != groupIndex)
{
++soundIndex;
if (soundIndex >= sound_count)
{
error(25, 26);
return -1;
}
}
if (!sound_list[soundIndex].Loaded && !sound_list[soundIndex].WavePtr)
{
WaveHeader wavHeader{};
int soundGroupId = sound_list[soundIndex].GroupIndex;
sound_list[soundIndex].Duration = 0.0;
if (soundGroupId > 0 && !pinball::quickFlag)
{
auto value = reinterpret_cast<int16_t*>(loader_table->field(soundGroupId,
FieldTypes::ShortValue));
if (value && *value == 202)
{
std::string fileName = loader_table->field(soundGroupId, FieldTypes::String);
// File name is in lower case, while game data is in upper case.
std::transform(fileName.begin(), fileName.end(), fileName.begin(),
[](unsigned char c) { return std::toupper(c); });
if (pb::FullTiltMode)
{
// FT sounds are in SOUND subfolder
fileName.insert(0, 1, PathSeparator);
fileName.insert(0, "SOUND");
}
auto filePath = pinball::make_path_name(fileName);
auto file = fopen(filePath.c_str(), "rb");
if (file)
{
fread(&wavHeader, 1, sizeof wavHeader, file);
fclose(file);
}
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);
}
}
}
++sound_list[soundIndex].Loaded;
return soundIndex;
}
int loader::query_handle(LPCSTR lpString)
{
return loader_table->record_labeled(lpString);
}
short loader::query_visual_states(int groupIndex)
{
short result;
if (groupIndex < 0)
return error(0, 17);
auto shortArr = reinterpret_cast<int16_t*>(loader_table->field(groupIndex, FieldTypes::ShortArray));
if (shortArr && *shortArr == 100)
result = shortArr[1];
else
result = 1;
return result;
}
char* loader::query_name(int groupIndex)
{
if (groupIndex < 0)
{
error(0, 19);
return nullptr;
}
return loader_table->field(groupIndex, FieldTypes::GroupName);
}
int16_t* loader::query_iattribute(int groupIndex, int firstValue, int* arraySize)
{
if (groupIndex < 0)
{
error(0, 22);
return nullptr;
}
for (auto skipIndex = 0;; ++skipIndex)
{
auto shortArr = reinterpret_cast<int16_t*>(loader_table->field_nth(groupIndex,
FieldTypes::ShortArray, skipIndex));
if (!shortArr)
break;
if (*shortArr == firstValue)
{
*arraySize = loader_table->field_size(groupIndex, FieldTypes::ShortArray) / 2 - 1;
return shortArr + 1;
}
}
error(2, 23);
*arraySize = 0;
return nullptr;
}
float* loader::query_float_attribute(int groupIndex, int groupIndexOffset, int firstValue)
{
if (groupIndex < 0)
{
error(0, 22);
return nullptr;
}
int stateId = state_id(groupIndex, groupIndexOffset);
if (stateId < 0)
{
error(16, 22);
return nullptr;
}
for (auto skipIndex = 0;; ++skipIndex)
{
auto floatArr = reinterpret_cast<float*>(loader_table->field_nth(stateId, FieldTypes::FloatArray,
skipIndex));
if (!floatArr)
break;
if (static_cast<int16_t>(floor(*floatArr)) == firstValue)
return floatArr + 1;
}
error(13, 22);
return nullptr;
}
float loader::query_float_attribute(int groupIndex, int groupIndexOffset, int firstValue, float defVal)
{
if (groupIndex < 0)
{
error(0, 22);
return NAN;
}
int stateId = state_id(groupIndex, groupIndexOffset);
if (stateId < 0)
{
error(16, 22);
return NAN;
}
for (auto skipIndex = 0;; ++skipIndex)
{
auto floatArr = reinterpret_cast<float*>(loader_table->field_nth(stateId,
FieldTypes::FloatArray, skipIndex));
if (!floatArr)
break;
if (static_cast<int16_t>(floor(*floatArr)) == firstValue)
return floatArr[1];
}
if (!isnan(defVal))
return defVal;
error(13, 22);
return NAN;
}
int loader::material(int groupIndex, visualStruct* visual)
{
if (groupIndex < 0)
return error(0, 21);
auto shortArr = reinterpret_cast<int16_t*>(loader_table->field(groupIndex, FieldTypes::ShortValue));
if (!shortArr)
return error(1, 21);
if (*shortArr != 300)
return error(3, 21);
auto floatArr = reinterpret_cast<float*>(loader_table->field(groupIndex, FieldTypes::FloatArray));
if (!floatArr)
return error(11, 21);
int floatArrLength = loader_table->field_size(groupIndex, FieldTypes::FloatArray) / 4;
for (auto index = 0; index < floatArrLength; index += 2)
{
switch (static_cast<int>(floor(floatArr[index])))
{
case 301:
visual->Smoothness = floatArr[index + 1];
break;
case 302:
visual->Elasticity = floatArr[index + 1];
break;
case 304:
visual->SoftHitSoundId = get_sound_id(static_cast<int>(floor(floatArr[index + 1])));
break;
default:
return error(9, 21);
}
}
return 0;
}
float loader::play_sound(int soundIndex)
{
if (soundIndex <= 0)
return 0.0;
Sound::PlaySound(sound_list[soundIndex].WavePtr, 0, 7, 0, 0);
return sound_list[soundIndex].Duration;
}
int loader::state_id(int groupIndex, int groupIndexOffset)
{
auto visualState = query_visual_states(groupIndex);
if (visualState <= 0)
return error(12, 24);
auto shortArr = reinterpret_cast<int16_t*>(loader_table->field(groupIndex, FieldTypes::ShortValue));
if (!shortArr)
return error(1, 24);
if (*shortArr != 200)
return error(5, 24);
if (groupIndexOffset > visualState)
return error(12, 24);
if (!groupIndexOffset)
return groupIndex;
groupIndex += groupIndexOffset;
shortArr = reinterpret_cast<int16_t*>(loader_table->field(groupIndex, FieldTypes::ShortValue));
if (!shortArr)
return error(1, 24);
if (*shortArr != 201)
return error(6, 24);
return groupIndex;
}
int loader::kicker(int groupIndex, visualKickerStruct* kicker)
{
if (groupIndex < 0)
return error(0, 20);
auto shortArr = reinterpret_cast<int16_t*>(loader_table->field(groupIndex, FieldTypes::ShortValue));
if (!shortArr)
return error(1, 20);
if (*shortArr != 400)
return error(4, 20);
auto floatArr = reinterpret_cast<float*>(loader_table->field(groupIndex, FieldTypes::FloatArray));
if (!floatArr)
return error(11, 20);
int floatArrLength = loader_table->field_size(groupIndex, FieldTypes::FloatArray) / 4;
if (floatArrLength <= 0)
return 0;
for (auto index = 0; index < floatArrLength;)
{
int floorVal = static_cast<int>(floor(*floatArr++));
switch (floorVal)
{
case 401:
kicker->Threshold = *floatArr;
break;
case 402:
kicker->Boost = *floatArr;
break;
case 403:
kicker->ThrowBallMult = *floatArr;
break;
case 404:
kicker->ThrowBallAcceleration = *reinterpret_cast<vector_type*>(floatArr);
floatArr += 3;
index += 4;
break;
case 405:
kicker->ThrowBallAngleMult = *floatArr;
break;
case 406:
kicker->HardHitSoundId = get_sound_id(static_cast<int>(floor(*floatArr)));
break;
default:
return error(10, 20);
}
if (floorVal != 404)
{
floatArr++;
index += 2;
}
}
return 0;
}
int loader::query_visual(int groupIndex, int groupIndexOffset, visualStruct* visual)
{
default_vsi(visual);
if (groupIndex < 0)
return error(0, 18);
auto stateId = state_id(groupIndex, groupIndexOffset);
if (stateId < 0)
return error(16, 18);
visual->Bitmap = loader_table->GetBitmap(stateId);
visual->ZMap = loader_table->GetZMap(stateId);
auto shortArr = reinterpret_cast<int16_t*>(loader_table->field(stateId, FieldTypes::ShortArray));
if (shortArr)
{
unsigned int shortArrSize = loader_table->field_size(stateId, FieldTypes::ShortArray);
for (auto index = 0u; index < shortArrSize / 2;)
{
switch (shortArr[0])
{
case 100:
if (groupIndexOffset)
return error(7, 18);
break;
case 300:
if (material(shortArr[1], visual))
return error(15, 18);
break;
case 304:
visual->SoftHitSoundId = get_sound_id(shortArr[1]);
break;
case 400:
if (kicker(shortArr[1], &visual->Kicker))
return error(14, 18);
break;
case 406:
visual->Kicker.HardHitSoundId = get_sound_id(shortArr[1]);
break;
case 602:
visual->CollisionGroup |= 1 << shortArr[1];
break;
case 1100:
visual->SoundIndex4 = get_sound_id(shortArr[1]);
break;
case 1101:
visual->SoundIndex3 = get_sound_id(shortArr[1]);
break;
case 1500:
shortArr += 7;
index += 7;
break;
default:
return error(9, 18);
}
shortArr += 2;
index += 2;
}
}
if (!visual->CollisionGroup)
visual->CollisionGroup = 1;
auto floatArr = reinterpret_cast<float*>(loader_table->field(stateId, FieldTypes::FloatArray));
if (!floatArr)
return 0;
if (*floatArr != 600.0f)
return 0;
visual->FloatArrCount = loader_table->field_size(stateId, FieldTypes::FloatArray) / 4 / 2 - 2;
auto floatVal = static_cast<int>(floor(floatArr[1]) - 1.0f);
switch (floatVal)
{
case 0:
visual->FloatArrCount = 1;
break;
case 1:
visual->FloatArrCount = 2;
break;
default:
if (floatVal != visual->FloatArrCount)
return error(8, 18);
break;
}
visual->FloatArr = floatArr + 2;
return 0;
}
Reference in New Issue View Git Blame Copy Permalink