forked from pioneerspacesim/pioneer
/
Pi.cpp
1238 lines (1101 loc) · 35.7 KB
/
Pi.cpp
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#include "libs.h"
#include "Pi.h"
#include "Gui.h"
#include "glfreetype.h"
#include "Player.h"
#include "Space.h"
#include "Planet.h"
#include "Star.h"
#include "Frame.h"
#include "ShipCpanel.h"
#include "ShipType.h"
#include "SectorView.h"
#include "SystemView.h"
#include "SystemInfoView.h"
#include "WorldView.h"
#include "ObjectViewerView.h"
#include "StarSystem.h"
#include "SpaceStation.h"
#include "SpaceStationView.h"
#include "CargoBody.h"
#include "InfoView.h"
#include "Serializer.h"
#include "NameGenerator.h"
#include "GeoSphere.h"
#include "Sound.h"
#include "Polit.h"
#include "GalacticView.h"
#include "Galaxy.h"
#include "GameMenuView.h"
#include "Missile.h"
#include "LmrModel.h"
#include "Render.h"
#include "PiLuaModules.h"
#include "AmbientSounds.h"
float Pi::gameTickAlpha;
int Pi::timeAccelIdx = 1;
int Pi::requestedTimeAccelIdx = 1;
int Pi::scrWidth;
int Pi::scrHeight;
float Pi::scrAspect;
SDL_Surface *Pi::scrSurface;
sigc::signal<void, SDL_keysym*> Pi::onKeyPress;
sigc::signal<void, SDL_keysym*> Pi::onKeyRelease;
sigc::signal<void, int, int, int> Pi::onMouseButtonUp;
sigc::signal<void, int, int, int> Pi::onMouseButtonDown;
sigc::signal<void> Pi::onPlayerChangeTarget;
sigc::signal<void> Pi::onPlayerChangeHyperspaceTarget;
sigc::signal<void> Pi::onPlayerHyperspaceToNewSystem;
sigc::signal<void> Pi::onPlayerChangeFlightControlState;
sigc::signal<void> Pi::onPlayerChangeEquipment;
sigc::signal<void, const SpaceStation*> Pi::onDockingClearanceExpired;
int Pi::keyModState;
char Pi::keyState[SDLK_LAST];
char Pi::mouseButton[6];
int Pi::mouseMotion[2];
Player *Pi::player;
View *Pi::currentView;
WorldView *Pi::worldView;
ObjectViewerView *Pi::objectViewerView;
SpaceStationView *Pi::spaceStationView;
InfoView *Pi::infoView;
SectorView *Pi::sectorView;
GalacticView *Pi::galacticView;
GameMenuView *Pi::gameMenuView;
SystemView *Pi::systemView;
SystemInfoView *Pi::systemInfoView;
ShipCpanel *Pi::cpan;
StarSystem *Pi::selectedSystem;
StarSystem *Pi::currentSystem;
MTRand Pi::rng;
double Pi::gameTime;
float Pi::frameTime;
GLUquadric *Pi::gluQuadric;
bool Pi::showDebugInfo;
int Pi::statSceneTris;
bool Pi::isGameStarted = false;
IniConfig Pi::config;
struct DetailLevel Pi::detail = {};
bool Pi::joystickEnabled;
std::vector<Pi::JoystickState> Pi::joysticks;
const float Pi::timeAccelRates[] = { 0.0, 1.0, 10.0, 100.0, 1000.0, 10000.0, 100000.0 };
const char * const Pi::combatRating[] = {
"Harmless",
"Mostly harmless",
"Poor",
"Average",
"Above Average",
"Competent",
"Dangerous",
"Deadly",
"ELITE"
};
int Pi::CombatRating(int kills)
{
if (kills < 8) return 0;
if (kills < 16) return 1;
if (kills < 32) return 2;
if (kills < 64) return 3;
if (kills < 128) return 4;
if (kills < 512) return 5;
if (kills < 2400) return 6;
if (kills < 6000) return 7;
/* nothing better to do with their lives? */
return 8;
}
static void draw_progress(float progress)
{
float w, h;
Render::PrepareFrame();
Render::PostProcess();
Gui::Screen::EnterOrtho();
glClearColor(0,0,0,0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
std::string msg = stringf(256, "Simulating evolution of the universe: %.1f billion years ;-)", progress * 15.0f);
Gui::Screen::MeasureString(msg, w, h);
glColor3f(1.0f,1.0f,1.0f);
Gui::Screen::RenderString(msg, 0.5f*(Gui::Screen::GetWidth()-w), 0.5f*(Gui::Screen::GetHeight()-h));
Gui::Screen::LeaveOrtho();
Render::SwapBuffers();
}
void Pi::Init()
{
config.Load(GetPiUserDir() + "config.ini");
Pi::detail.planets = config.Int("DetailPlanets");
Pi::detail.cities = config.Int("DetailCities");
int width = config.Int("ScrWidth");
int height = config.Int("ScrHeight");
const SDL_VideoInfo *info = NULL;
Uint32 sdlInitFlags = SDL_INIT_VIDEO | SDL_INIT_JOYSTICK;
#if defined _WIN32 && defined _DEBUG
sdlInitFlags |= SDL_INIT_NOPARACHUTE;
#endif
if (SDL_Init(sdlInitFlags) < 0) {
fprintf(stderr, "Video initialization failed: %s\n", SDL_GetError());
exit(-1);
}
InitJoysticks();
joystickEnabled = (config.Int("EnableJoystick")) ? true : false;
// no mode set, find an ok one
if ((width <= 0) || (height <= 0)) {
SDL_Rect **modes = SDL_ListModes(NULL, SDL_HWSURFACE | SDL_FULLSCREEN);
if (modes == 0) {
fprintf(stderr, "It seems no video modes are available...");
}
if (modes == (SDL_Rect **)-1) {
// hm. all modes available. odd. try 800x600
width = 800; height = 600;
} else {
width = modes[0]->w;
height = modes[0]->h;
}
}
info = SDL_GetVideoInfo();
printf("SDL_GetVideoInfo says %d bpp\n", info->vfmt->BitsPerPixel);
switch (info->vfmt->BitsPerPixel) {
case 16:
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 6);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5);
break;
case 24:
case 32:
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
break;
default:
fprintf(stderr, "Invalid pixel depth: %d bpp\n", info->vfmt->BitsPerPixel);
}
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
Uint32 flags = SDL_OPENGL;
if (config.Int("StartFullscreen")) flags |= SDL_FULLSCREEN;
if ((Pi::scrSurface = SDL_SetVideoMode(width, height, info->vfmt->BitsPerPixel, flags)) == 0) {
// fall back on 16-bit depth buffer...
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
fprintf(stderr, "Failed to set video mode. (%s). Re-trying with 16-bit depth buffer.\n", SDL_GetError());
if ((Pi::scrSurface = SDL_SetVideoMode(width, height, info->vfmt->BitsPerPixel, flags)) == 0) {
fprintf(stderr, "Failed to set video mode: %s", SDL_GetError());
}
}
glewInit();
SDL_WM_SetCaption("Pioneer","Pioneer");
Pi::scrWidth = width;
Pi::scrHeight = height;
Pi::scrAspect = width / (float)height;
Pi::rng.seed(time(NULL));
InitOpenGL();
GLFTInit();
// Gui::Init shouldn't initialise any VBOs, since we haven't tested
// that the capability exists. (Gui does not use VBOs so far)
Gui::Init(scrWidth, scrHeight, 800, 600);
if (!GLEW_ARB_vertex_buffer_object) {
Error("OpenGL extension ARB_vertex_buffer_object not supported. Pioneer can not run on your graphics card.");
}
Render::Init(width, height);
draw_progress(0.1f);
Galaxy::Init();
draw_progress(0.2f);
NameGenerator::Init();
if (config.Int("DisableShaders")) Render::ToggleShaders();
if (config.Int("EnableHDR")) Render::ToggleHDR();
draw_progress(0.3f);
LmrModelCompilerInit();
//unsigned int control_word;
//_clearfp();
//_controlfp_s(&control_word, _EM_INEXACT | _EM_UNDERFLOW | _EM_ZERODIVIDE, _MCW_EM);
//double fpexcept = Pi::timeAccelRates[1] / Pi::timeAccelRates[0];
draw_progress(0.4f);
ShipType::Init();
draw_progress(0.5f);
GeoSphere::Init();
draw_progress(0.6f);
Space::Init();
draw_progress(0.7f);
Polit::Init();
draw_progress(0.8f);
SpaceStation::Init();
draw_progress(0.9f);
if (!config.Int("DisableSound")) {
Sound::Init();
Sound::SetGlobalVolume(config.Float("SfxVolume"));
Sound::Pause(0);
}
draw_progress(1.0f);
// test code to produce list of ship stats
FILE *pStatFile = fopen("shipstat.csv","wt");
if (pStatFile)
{
fprintf(pStatFile, "name,lmrname,hullmass,capacity,xsize,ysize,zsize,facc,racc,uacc,aacc\n");
for (std::map<std::string, ShipType>::iterator i = ShipType::types.begin();
i != ShipType::types.end(); ++i)
{
ShipType *shipdef = &(i->second);
LmrModel *lmrModel = LmrLookupModelByName(shipdef->lmrModelName.c_str());
LmrObjParams lmrParams; memset(&lmrParams, 0, sizeof(LmrObjParams));
LmrCollMesh *collMesh = new LmrCollMesh(lmrModel, &lmrParams);
Aabb aabb = collMesh->GetAabb();
double hullmass = shipdef->hullMass;
double capacity = shipdef->capacity;
double xsize = aabb.max.x-aabb.min.x;
double ysize = aabb.max.y-aabb.min.y;
double zsize = aabb.max.z-aabb.min.z;
double brad = aabb.GetBoundingRadius();
double simass = (hullmass + capacity) * 1000.0;
double angInertia = (2/5.0)*simass*brad*brad;
double acc1 = shipdef->linThrust[ShipType::THRUSTER_FORWARD] / (9.81*simass);
double acc2 = shipdef->linThrust[ShipType::THRUSTER_REVERSE] / (9.81*simass);
double acc3 = shipdef->linThrust[ShipType::THRUSTER_UP] / (9.81*simass);
double acca = shipdef->angThrust/angInertia;
fprintf(pStatFile, "%s,%s,%.1f,%.1f,%.1f,%.1f,%.1f,%.1f,%.1f,%.1f,%f\n",
shipdef->name.c_str(), shipdef->lmrModelName.c_str(), hullmass, capacity,
xsize, ysize, zsize, acc1, acc2, acc3, acca);
}
fclose(pStatFile);
}
gameMenuView = new GameMenuView();
config.Save();
}
void Pi::InitOpenGL()
{
glShadeModel(GL_SMOOTH);
glCullFace(GL_BACK);
glFrontFace(GL_CCW);
glEnable(GL_CULL_FACE);
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glHint(GL_POINT_SMOOTH_HINT, GL_NICEST);
glClearColor(0,0,0,0);
glViewport(0, 0, scrWidth, scrHeight);
gluQuadric = gluNewQuadric ();
fprintf(stderr, "GL_ARB_point_sprite: %s\n", GLEW_ARB_point_sprite ? "Yes" : "No");
}
void Pi::Quit()
{
SDL_Quit();
exit(0);
}
void Pi::BoinkNoise()
{
Sound::PlaySfx("Click", 0.3f, 0.3f, false);
}
void Pi::SetTimeAccel(int s)
{
// don't want player to spin like mad when hitting time accel
if ((s != timeAccelIdx) && (s > 2)) {
player->SetAngVelocity(vector3d(0,0,0));
player->SetTorque(vector3d(0,0,0));
player->SetAngThrusterState(vector3d(0.0));
}
// Give all ships a half-step acceleration to stop autopilot overshoot
for (std::list<Body*>::iterator i = Space::bodies.begin(); i != Space::bodies.end(); ++i) {
if ((*i)->IsType(Object::SHIP)) ((DynamicBody *)(*i))->ApplyAccel(0.5*Pi::GetTimeStep());
}
timeAccelIdx = s;
}
void Pi::RequestTimeAccel(int s)
{
if (currentView == gameMenuView) {
SetView(worldView);
}
requestedTimeAccelIdx = s;
}
void Pi::SetView(View *v)
{
if (currentView) currentView->HideAll();
currentView = v;
currentView->OnSwitchTo();
currentView->ShowAll();
}
void Pi::OnChangeDetailLevel()
{
GeoSphere::OnChangeDetailLevel();
}
void Screendump(char *destFile)
{
/* XXX TODO XXX not endian-safe */
const int W = Pi::GetScrWidth();
const int H = Pi::GetScrHeight();
std::vector<char> pixel_data(3*W*H);
short TGAhead[] = {0, 2, 0, 0, 0, 0, W, H, 24};
FILE *out = fopen(destFile, "w");
if (!out) goto error;
glReadBuffer(GL_FRONT);
glReadPixels(0, 0, W, H, GL_BGR, GL_UNSIGNED_BYTE, &pixel_data[0]);
if (fwrite(&TGAhead, sizeof(TGAhead), 1, out) != 1) {
fclose(out);
goto error;
}
if (fwrite(&pixel_data[0], 3*W*H, 1, out) != 1) {
fclose(out);
goto error;
}
fclose(out);
return;
error:
printf("Failed to write screendump.\n");
}
void Pi::HandleEvents()
{
SDL_Event event;
Pi::mouseMotion[0] = Pi::mouseMotion[1] = 0;
while (SDL_PollEvent(&event)) {
Gui::HandleSDLEvent(&event);
switch (event.type) {
case SDL_KEYDOWN:
if (event.key.keysym.sym == SDLK_ESCAPE) {
// only accessible once game started
if (currentView != 0) {
if (currentView != gameMenuView) {
RequestTimeAccel(0);
SetTimeAccel(0);
SetView(gameMenuView);
}
else
RequestTimeAccel(1);
}
break;
}
// special keys. LCTRL+turd
if ((KeyState(SDLK_LCTRL) || (KeyState(SDLK_RCTRL)))) {
if (event.key.keysym.sym == SDLK_q) Pi::Quit();
if (event.key.keysym.sym == SDLK_s) {
Render::ToggleShaders();
}
if (event.key.keysym.sym == SDLK_h) {
Render::ToggleHDR();
}
if (event.key.keysym.sym == SDLK_i) Pi::showDebugInfo = !Pi::showDebugInfo;
if (event.key.keysym.sym == SDLK_p) {
Sint64 crime, fine;
Polit::GetCrime(&crime, &fine);
printf("Criminal record: %llx, $%lld\n", crime, fine);
Polit::AddCrime(0x1, 100);
Polit::GetCrime(&crime, &fine);
printf("Criminal record now: %llx, $%lld\n", crime, fine);
}
if (event.key.keysym.sym == SDLK_PRINT) {
char buf[256];
const time_t t = time(0);
struct tm *_tm = localtime(&t);
strftime(buf, sizeof(buf), "screenshot-%Y%m%d-%H%M%S.tga", _tm);
Screendump(buf);
fprintf(stderr, "Screendump to %s\n", buf);
}
#ifdef DEBUG
if (event.key.keysym.sym == SDLK_m) {
Pi::player->SetMoney(Pi::player->GetMoney() + 10000000);
}
if (event.key.keysym.sym == SDLK_F12) {
matrix4x4d m; Pi::player->GetRotMatrix(m);
vector3d dir = m*vector3d(0,0,-1);
/* add test object */
if (KeyState(SDLK_RSHIFT)) {
Missile *missile = new Missile(ShipType::MISSILE_GUIDED, Pi::player, Pi::player->GetCombatTarget());
missile->SetRotMatrix(m);
missile->SetFrame(Pi::player->GetFrame());
missile->SetPosition(Pi::player->GetPosition()+50.0*dir);
missile->SetVelocity(Pi::player->GetVelocity());
Space::AddBody(missile);
} else if (KeyState(SDLK_LSHIFT)) {
SpaceStation *s = static_cast<SpaceStation*>(Pi::player->GetNavTarget());
if (s) {
int port = s->GetFreeDockingPort();
if (port != -1) {
printf("Putting ship into station\n");
// Make police ship intent on killing the player
Ship *ship = new Ship(ShipType::LADYBIRD);
ship->AIKill(Pi::player);
ship->SetFrame(Pi::player->GetFrame());
ship->SetDockedWith(s, port);
Space::AddBody(ship);
} else {
printf("No docking ports free dude\n");
}
} else {
printf("Select a space station...\n");
}
} else {
Ship *ship = new Ship(ShipType::LADYBIRD);
ship->m_equipment.Set(Equip::SLOT_LASER, 0, Equip::PULSECANNON_1MW);
ship->AIKill(Pi::player);
ship->SetFrame(Pi::player->GetFrame());
ship->SetPosition(Pi::player->GetPosition()+100.0*dir);
ship->SetVelocity(Pi::player->GetVelocity());
ship->m_equipment.Add(Equip::DRIVE_CLASS2);
ship->m_equipment.Add(Equip::RADAR_MAPPER);
ship->m_equipment.Add(Equip::SCANNER);
ship->m_equipment.Add(Equip::SHIELD_GENERATOR);
ship->m_equipment.Add(Equip::HYDROGEN, 10);
Space::AddBody(ship);
}
}
#endif /* DEBUG */
// XXX only works on X11
//if (event.key.keysym.sym == SDLK_F11) SDL_WM_ToggleFullScreen(Pi::scrSurface);
if (event.key.keysym.sym == SDLK_F10) Pi::SetView(Pi::objectViewerView);
if (event.key.keysym.sym == SDLK_F9) {
std::string name = join_path(GetFullSavefileDirPath().c_str(), "_quicksave", 0);
Serializer::SaveGame(name.c_str());
Pi::cpan->MsgLog()->Message("", "Game saved to "+name);
}
}
Pi::keyState[event.key.keysym.sym] = 1;
Pi::keyModState = event.key.keysym.mod;
Pi::onKeyPress.emit(&event.key.keysym);
break;
case SDL_KEYUP:
Pi::keyState[event.key.keysym.sym] = 0;
Pi::keyModState = event.key.keysym.mod;
Pi::onKeyRelease.emit(&event.key.keysym);
break;
case SDL_MOUSEBUTTONDOWN:
Pi::mouseButton[event.button.button] = 1;
Pi::onMouseButtonDown.emit(event.button.button,
event.button.x, event.button.y);
break;
case SDL_MOUSEBUTTONUP:
Pi::mouseButton[event.button.button] = 0;
Pi::onMouseButtonUp.emit(event.button.button,
event.button.x, event.button.y);
break;
case SDL_MOUSEMOTION:
Pi::mouseMotion[0] += event.motion.xrel;
Pi::mouseMotion[1] += event.motion.yrel;
// SDL_GetRelativeMouseState(&Pi::mouseMotion[0], &Pi::mouseMotion[1]);
break;
case SDL_JOYAXISMOTION:
if (joysticks[event.jaxis.which].joystick == NULL)
break;
if (event.jaxis.value == -32768)
joysticks[event.jaxis.which].axes[event.jaxis.axis] = 1.f;
else
joysticks[event.jaxis.which].axes[event.jaxis.axis] = -event.jaxis.value / 32767.f;
break;
case SDL_JOYBUTTONUP:
case SDL_JOYBUTTONDOWN:
if (joysticks[event.jaxis.which].joystick == NULL)
break;
joysticks[event.jbutton.which].buttons[event.jbutton.button] = event.jbutton.state != 0;
break;
case SDL_JOYHATMOTION:
if (joysticks[event.jaxis.which].joystick == NULL)
break;
joysticks[event.jhat.which].hats[event.jhat.hat] = event.jhat.value;
break;
case SDL_QUIT:
Pi::Quit();
break;
}
}
}
static void draw_intro(WorldView *view, float _time)
{
float lightCol[4] = { 1,1,1,0 };
float lightDir[4] = { 0,1,1,0 };
float ambient[4] = { 0.1,0.1,0.1,1 };
// defaults are dandy
Render::State::SetZnearZfar(1.0f, 10000.0f);
LmrObjParams params = {
{ },
{ "PIONEER" },
{ 0.0f, 0.0f, -1.0f }, { 0.0f, 0.0f, 0.0f },
{ // pColor[3]
{ { .2f, .2f, .5f, 1.0f }, { 1, 1, 1 }, { 0, 0, 0 }, 100.0 },
{ { 0.5f, 0.5f, 0.5f, 1.0f }, { 0, 0, 0 }, { 0, 0, 0 }, 0 },
{ { 0.8f, 0.8f, 0.8f, 1.0f }, { 0, 0, 0 }, { 0, 0, 0 }, 0 } },
};
glPushMatrix();
glRotatef(_time*10, 1, 0, 0);
view->DrawBgStars();
glPopMatrix();
glPushAttrib(GL_ALL_ATTRIB_BITS);
glLightModelfv(GL_LIGHT_MODEL_AMBIENT, ambient);
glLightfv(GL_LIGHT0, GL_POSITION, lightDir);
glLightfv(GL_LIGHT0, GL_AMBIENT, lightCol);
glLightfv(GL_LIGHT0, GL_DIFFUSE, lightCol);
glLightfv(GL_LIGHT0, GL_SPECULAR, lightCol);
glEnable(GL_LIGHT0);
matrix4x4f rot = matrix4x4f::RotateYMatrix(_time) * matrix4x4f::RotateZMatrix(0.6*_time) *
matrix4x4f::RotateXMatrix(_time*.7);
rot[14] = -80.0;
LmrLookupModelByName("lanner_ub")->Render(rot, ¶ms);
Render::State::UseProgram(0);
Render::UnbindAllBuffers();
glPopAttrib();
}
static void draw_tombstone(float _time)
{
float lightCol[4] = { 1,1,1,0 };
float lightDir[4] = { 0,1,1,0 };
float ambient[4] = { 0.1,0.1,0.1,1 };
LmrObjParams params = {
{ 0.5, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ "RIP OLD BEAN" },
{ 0.0f, 0.0f, 1.0f }, { 0.0f, 0.0f, 0.0f },
{ // pColor[3]
{ { 1.0f, 1.0f, 1.0f, 1.0f }, { 0, 0, 0 }, { 0, 0, 0 }, 0 },
{ { 0.8f, 0.6f, 0.5f, 1.0f }, { 0, 0, 0 }, { 0, 0, 0 }, 0 },
{ { 0.5f, 0.5f, 0.5f, 1.0f }, { 0, 0, 0 }, { 0, 0, 0 }, 0 } },
};
glPushAttrib(GL_ALL_ATTRIB_BITS);
glLightModelfv(GL_LIGHT_MODEL_AMBIENT, ambient);
glLightfv(GL_LIGHT0, GL_POSITION, lightDir);
glLightfv(GL_LIGHT0, GL_AMBIENT_AND_DIFFUSE, lightCol);
glLightfv(GL_LIGHT0, GL_SPECULAR, lightCol);
glEnable(GL_LIGHT0);
matrix4x4f rot = matrix4x4f::RotateYMatrix(_time*2);
rot[14] = -std::max(150.0f - 30.0f*_time, 30.0f);
LmrLookupModelByName("tombstone")->Render(rot, ¶ms);
Render::State::UseProgram(0);
Render::UnbindAllBuffers();
glPopAttrib();
}
void Pi::TombStoneLoop()
{
Render::State::SetZnearZfar(1.0f, 10000.0f);
Uint32 last_time = SDL_GetTicks();
float _time = 0;
cpan->HideAll();
currentView->HideAll();
do {
Render::PrepareFrame();
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
float fracH = 1.0 / Pi::GetScrAspect();
glFrustum(-1, 1, -fracH, fracH, 1.0f, 10000.0f);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glClearColor(0,0,0,0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
Pi::HandleEvents();
SDL_ShowCursor(1);
SDL_WM_GrabInput(SDL_GRAB_OFF);
draw_tombstone(_time);
Render::PostProcess();
Gui::Draw();
Render::SwapBuffers();
Pi::frameTime = 0.001*(SDL_GetTicks() - last_time);
_time += Pi::frameTime;
last_time = SDL_GetTicks();
} while (!((_time > 2.0) && ((Pi::MouseButtonState(1)) || Pi::KeyState(SDLK_SPACE)) ));
}
void Pi::InitGame()
{
// this is a bit brittle. skank may be forgotten and survive between
// games
Pi::timeAccelIdx = 1;
Pi::requestedTimeAccelIdx = 1;
Pi::gameTime = 0;
Pi::currentView = 0;
Pi::isGameStarted = false;
player = new Player("Eagle Long Range Fighter");
player->m_equipment.Set(Equip::SLOT_ENGINE, 0, Equip::DRIVE_CLASS1);
player->m_equipment.Set(Equip::SLOT_LASER, 0, Equip::PULSECANNON_2MW);
player->m_equipment.Add(Equip::HYDROGEN, 10);
player->m_equipment.Add(Equip::ATMOSPHERIC_SHIELDING);
player->m_equipment.Add(Equip::MISSILE_UNGUIDED);
player->m_equipment.Add(Equip::MISSILE_UNGUIDED);
player->m_equipment.Add(Equip::MISSILE_GUIDED);
player->m_equipment.Add(Equip::MISSILE_GUIDED);
player->m_equipment.Add(Equip::MISSILE_SMART);
player->m_equipment.Add(Equip::MISSILE_NAVAL);
player->m_equipment.Add(Equip::AUTOPILOT);
player->m_equipment.Add(Equip::SCANNER);
player->SetMoney(10000);
Space::AddBody(player);
cpan = new ShipCpanel();
worldView = new WorldView();
sectorView = new SectorView();
galacticView = new GalacticView();
systemView = new SystemView();
systemInfoView = new SystemInfoView();
objectViewerView = new ObjectViewerView();
spaceStationView = new SpaceStationView();
infoView = new InfoView();
AmbientSounds::Init();
PiLuaModules::Init();
}
static void OnPlayerDockOrUndock()
{
Pi::RequestTimeAccel(1);
Pi::SetTimeAccel(1);
}
static void OnPlayerChangeEquipment()
{
Pi::onPlayerChangeEquipment.emit();
}
void Pi::StartGame()
{
Pi::player->onDock.connect(sigc::ptr_fun(&OnPlayerDockOrUndock));
Pi::player->onUndock.connect(sigc::ptr_fun(&OnPlayerDockOrUndock));
Pi::player->m_equipment.onChange.connect(sigc::ptr_fun(&OnPlayerChangeEquipment));
cpan->ShowAll();
OnPlayerChangeEquipment();
SetView(worldView);
Pi::isGameStarted = true;
}
void Pi::UninitGame()
{
AmbientSounds::Uninit();
Sound::DestroyAllEvents();
PiLuaModules::Uninit();
Pi::isGameStarted = false;
delete infoView;
delete spaceStationView;
delete objectViewerView;
delete worldView;
delete systemInfoView;
delete systemView;
delete sectorView;
delete cpan;
delete galacticView;
if (Pi::player) {
Space::KillBody(Pi::player);
Space::RemoveBody(Pi::player);
Space::Clear();
delete Pi::player;
Pi::player = 0;
}
}
void Pi::Start()
{
WorldView *view = new WorldView();
Gui::Fixed *splash = new Gui::Fixed(Gui::Screen::GetWidth(), Gui::Screen::GetHeight());
Gui::Screen::AddBaseWidget(splash, 0, 0);
splash->SetTransparency(true);
const float w = Gui::Screen::GetWidth() / 2;
const float h = Gui::Screen::GetHeight() / 2;
const int OPTS = 5;
Gui::ToggleButton *opts[OPTS];
opts[0] = new Gui::ToggleButton(); opts[0]->SetShortcut(SDLK_1, KMOD_NONE);
opts[1] = new Gui::ToggleButton(); opts[1]->SetShortcut(SDLK_2, KMOD_NONE);
opts[2] = new Gui::ToggleButton(); opts[2]->SetShortcut(SDLK_3, KMOD_NONE);
opts[3] = new Gui::ToggleButton(); opts[3]->SetShortcut(SDLK_4, KMOD_NONE);
opts[4] = new Gui::ToggleButton(); opts[4]->SetShortcut(SDLK_5, KMOD_NONE);
splash->Add(opts[0], w, h-64);
splash->Add(new Gui::Label("New game starting on Earth"), w+32, h-64);
splash->Add(opts[1], w, h-32);
splash->Add(new Gui::Label("New game starting on Epsilon Eridani"), w+32, h-32);
splash->Add(opts[2], w, h);
splash->Add(new Gui::Label("New game starting on debug point"), w+32, h);
splash->Add(opts[3], w, h+32);
splash->Add(new Gui::Label("Load a saved game"), w+32, h+32);
splash->Add(opts[4], w, h+64);
splash->Add(new Gui::Label("Quit"), w+32, h+64);
splash->ShowAll();
int choice = 0;
Uint32 last_time = SDL_GetTicks();
float _time = 0;
do {
Pi::HandleEvents();
Render::PrepareFrame();
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
float fracH = 1.0 / Pi::GetScrAspect();
glFrustum(-1, 1, -fracH, fracH, 1.0f, 10000.0f);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glClearColor(0,0,0,0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
SDL_ShowCursor(1);
SDL_WM_GrabInput(SDL_GRAB_OFF);
draw_intro(view, _time);
Render::PostProcess();
Gui::Draw();
Render::SwapBuffers();
Pi::frameTime = 0.001*(SDL_GetTicks() - last_time);
_time += Pi::frameTime;
last_time = SDL_GetTicks();
// poll ui instead of using callbacks :-J
for (int i=0; i<OPTS; i++) if (opts[i]->GetPressed()) choice = i+1;
} while (!choice);
splash->HideAll();
Gui::Screen::RemoveBaseWidget(splash);
delete splash;
delete view;
InitGame();
if (choice == 1) {
/* Earth start point */
SBodyPath path(0,0,0);
Space::DoHyperspaceTo(&path);
//Frame *pframe = *(++(++(Space::rootFrame->m_children.begin())));
//player->SetFrame(pframe);
// XXX there isn't a sensible way to find stations for a planet.
SpaceStation *station = 0;
for (Space::bodiesIter_t i = Space::bodies.begin(); i!=Space::bodies.end(); i++) {
if ((*i)->IsType(Object::SPACESTATION)) { station = (SpaceStation*)*i; break; }
}
assert(station);
player->SetPosition(vector3d(0,0,0));
player->SetFrame(station->GetFrame());
player->SetDockedWith(station, 0);
MainLoop();
} else if (choice == 2) {
/* Epsilon Eridani start point */
SBodyPath path(1,0,2);
Space::DoHyperspaceTo(&path);
// XXX there isn't a sensible way to find stations for a planet.
SpaceStation *station = 0;
for (Space::bodiesIter_t i = Space::bodies.begin(); i!=Space::bodies.end(); i++) {
if ((*i)->IsType(Object::SPACESTATION)) {
station = (SpaceStation*)*i;
if (!station->IsGroundStation()) break;
}
}
assert(station);
player->SetPosition(vector3d(0,0,0));
player->SetFrame(station->GetFrame());
player->SetDockedWith(station, 0);
MainLoop();
} else if (choice == 3) {
/* debug start point */
SBodyPath path(1,0,2);
path.sbodyId = 6;
Space::DoHyperspaceTo(&path);
player->SetPosition(vector3d(2*EARTH_RADIUS,0,0));
player->SetVelocity(vector3d(0,0,0));
player->m_equipment.Add(Equip::HYPERCLOUD_ANALYZER);
Ship *enemy = new Ship(ShipType::EAGLE_LRF);
enemy->SetFrame(player->GetFrame());
enemy->SetPosition(player->GetPosition()+vector3d(0,0,-9000.0));
enemy->SetVelocity(vector3d(0,0,0));
enemy->m_equipment.Add(Equip::PULSECANNON_1MW);
enemy->AIKill(player);
Space::AddBody(enemy);
player->SetCombatTarget(enemy);
const ShipType *shipdef;
double mass, acc1, acc2, acc3;
printf("Player ship mass = %.0fkg, Enemy ship mass = %.0fkg\n",
player->GetMass(), enemy->GetMass());
shipdef = &player->GetShipType();
mass = player->GetMass();
acc1 = shipdef->linThrust[ShipType::THRUSTER_FORWARD] / (9.81*mass);
acc2 = shipdef->linThrust[ShipType::THRUSTER_REVERSE] / (9.81*mass);
acc3 = shipdef->linThrust[ShipType::THRUSTER_UP] / (9.81*mass);
printf("Player ship thrust = %.1fg, %.1fg, %.1fg\n", acc1, acc2, acc3);
shipdef = &enemy->GetShipType();
mass = enemy->GetMass();
acc1 = shipdef->linThrust[ShipType::THRUSTER_FORWARD] / (9.81*mass);
acc2 = shipdef->linThrust[ShipType::THRUSTER_REVERSE] / (9.81*mass);
acc3 = shipdef->linThrust[ShipType::THRUSTER_UP] / (9.81*mass);
printf("Enemy ship thrust = %.1fg, %.1fg, %.1fg\n", acc1, acc2, acc3);
/* Frame *stationFrame = new Frame(pframe, "Station frame...");
stationFrame->SetRadius(5000);
stationFrame->m_sbody = 0;
stationFrame->SetPosition(vector3d(0,0,zpos));
stationFrame->SetAngVelocity(vector3d(0,0,0.5));
for (int i=0; i<4; i++) {
Ship *body = new Ship(ShipType::LADYBIRD);
char buf[64];
snprintf(buf,sizeof(buf),"X%c-0%02d", 'A'+i, i);
body->SetLabel(buf);
body->SetFrame(stationFrame);
body->SetPosition(vector3d(200*(i+1), 0, 2000));
Space::AddBody(body);
}
SpaceStation *station = new SpaceStation(SpaceStation::JJHOOP);
station->SetLabel("Poemi-chan's Folly");
station->SetFrame(stationFrame);
station->SetPosition(vector3d(0,0,0));
Space::AddBody(station);
SpaceStation *station2 = new SpaceStation(SpaceStation::GROUND_FLAVOURED);
station2->SetLabel("Conor's End");
station2->SetFrame(*pframe->m_children.begin()); // rotating frame of planet
station2->OrientOnSurface(EARTH_RADIUS, M_PI/4, M_PI/4);
Space::AddBody(station2);
*/
// player->SetDockedWith(station2, 0);
MainLoop();
} else if (choice == 4) {
if (Pi::player) {
Pi::player->MarkDead();
Space::bodies.remove(Pi::player);
delete Pi::player;
Pi::player = 0;
}
Pi::gameMenuView->OpenLoadDialog();
do {
Gui::MainLoopIteration();
} while (Pi::currentView != Pi::worldView);
if (Pi::isGameStarted) MainLoop();
} else {
Pi::Quit();
}
UninitGame();
}
void Pi::EndGame()
{
Pi::isGameStarted = false;
}
void Pi::MainLoop()
{
StartGame();
Uint32 last_stats = SDL_GetTicks();
int frame_stat = 0;
int phys_stat = 0;
char fps_readout[128];
double time_player_died = 0;
#ifdef MAKING_VIDEO
Uint32 last_screendump = SDL_GetTicks();
int dumpnum = 0;
#endif /* MAKING_VIDEO */
double currentTime = 0.001 * (double)SDL_GetTicks();
double accumulator = Pi::GetTimeStep();
Pi::gameTickAlpha = 0;
memset(fps_readout, 0, sizeof(fps_readout));
while (isGameStarted) {
double newTime = 0.001 * (double)SDL_GetTicks();
Pi::frameTime = newTime - currentTime;
if (Pi::frameTime > 0.25) Pi::frameTime = 0.25;
currentTime = newTime;
accumulator += Pi::frameTime * GetTimeAccel();
const float step = Pi::GetTimeStep();
if (step) {
while (accumulator >= step) {
Space::TimeStep(step);
gameTime += step;
phys_stat++;
accumulator -= step;
}
Pi::gameTickAlpha = accumulator / step;
} else {
// paused
}
if (frame_stat == 0) {
// called not more than once per second
PiLuaModules::UpdateOncePerRealtimeSecond();
}
frame_stat++;
Render::PrepareFrame();
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
/* Calculate position for this rendered frame (interpolated between two physics ticks */
for (std::list<Body*>::iterator i = Space::bodies.begin(); i != Space::bodies.end(); ++i) {
(*i)->UpdateInterpolatedTransform(Pi::GetGameTickAlpha());
}
Space::rootFrame->UpdateInterpolatedTransform(Pi::GetGameTickAlpha());
currentView->Draw3D();
// XXX HandleEvents at the moment must be after view->Draw3D and before
// Gui::Draw so that labels drawn to screen can have mouse events correctly
// detected. Gui::Draw wipes memory of label positions.
Pi::HandleEvents();
// hide cursor for ship control.
if (Pi::MouseButtonState(3)) {
SDL_ShowCursor(0);
SDL_WM_GrabInput(SDL_GRAB_ON);
// SDL_SetRelativeMouseMode(true);
} else {
SDL_ShowCursor(1);
SDL_WM_GrabInput(SDL_GRAB_OFF);
// SDL_SetRelativeMouseMode(false);
}
Render::PostProcess();
Gui::Draw();
//#ifdef DEBUG
if (Pi::showDebugInfo) {
Gui::Screen::EnterOrtho();
glColor3f(1,1,1);