//---------- Main program
int main(int argc, char **argv) {
glewExperimental = GL_TRUE;
glutInit(&argc, argv);
//Setting up The Display
// -RGB color model + Alpha Channel = GLUT_RGBA
glutInitDisplayMode(GLUT_RGBA|GLUT_DOUBLE);
// Configure Window Position
int iScreenWidth = glutGet(GLUT_SCREEN_WIDTH);
int iScreenHeight = glutGet(GLUT_SCREEN_HEIGHT);
glutInitDisplayMode( GLUT_RGBA | GLUT_ALPHA | GLUT_DOUBLE | GLUT_DEPTH );
glutInitWindowPosition( 0,0 );
glutInitWindowSize( 800, 600 );
g_iGLUTWindowHandle = glutCreateWindow( "OpenGL" );
SetupGL();
// Loop require by OpenGL
glutMainLoop();
return 0;
}
//---------- Main program
int main(int argc, char **argv) {
glutInit(&argc, argv);
//Setting up The Display
// -RGB color model + Alpha Channel = GLUT_RGBA
glutInitDisplayMode(GLUT_RGBA|GLUT_DOUBLE);
// Configure Window Position
int iScreenWidth = glutGet(GLUT_SCREEN_WIDTH);
int iScreenHeight = glutGet(GLUT_SCREEN_HEIGHT);
int windowHeight = 512;
int windowWidth = 512;
int windowXPos = (iScreenWidth - windowWidth)/2;
int windowYPos = (iScreenHeight - windowHeight)/2;
glutInitDisplayMode( GLUT_RGBA | GLUT_ALPHA | GLUT_DOUBLE | GLUT_DEPTH );
glutInitWindowPosition( windowXPos, windowYPos);
glutInitWindowSize( windowWidth, windowHeight);
g_iGLUTWindowHandle = glutCreateWindow( "OpenGL" );
SetupGL();
//Call to the drawing function
glutDisplayFunc(DisplayGL);
glutReshapeFunc(ReshapeGL);
// Loop require by OpenGL
glutMainLoop();
return 0;
}
// initialize application
bool Engine::InitializeApp(HINSTANCE hInstance, integer nCmdShow, std::wstring strClassName, std::wstring strAppName) {
mhInst = hInstance;
WNDCLASSEX wc;
ZeroMemory(&wc, sizeof(wc));
wc.cbSize = sizeof(wc);
wc.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC;
wc.lpfnWndProc = WndProc;
wc.hInstance = hInstance;
wc.lpszClassName = strClassName.c_str();
if (!RegisterClassEx(&wc))
return false;
mhWnd = CreateWindow(strClassName.c_str(), strAppName.c_str(), WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT, mnWndWidth, mnWndHeight,
NULL, (HMENU)NULL, hInstance, NULL);
if (mhWnd == NULL)
return false;
ShowWindow(mhWnd, nCmdShow);
if (!EnableGLContext())
return false;
glewInit();
SetupGL();
return true;
}
void ModelDrawer::Render(IView *v, const Vector3& teamColor)
{
if (!glewInitialized)
SetupGL();
if (!model->root)
return;
int S3ORendering=0;
MdlObject *root = model->root;
if (v->IsSelecting ())
glDisable(GL_TEXTURE_2D);
else if (v->GetRenderMode () == M3D_TEX)
S3ORendering = SetupTextureMapping (v, teamColor);
Matrix ident;
ident.identity();
RenderObject(root, v, model->mapping);
if (S3ORendering > 0) {
if (S3ORendering == 2)
CleanupS3OAdvDrawing ();
else if (S3ORendering == 1)
CleanupS3OBasicDrawing ();
glDisable (GL_TEXTURE_2D);
}
if (!v->IsSelecting ())
RenderSelection (v);
// draw radius
if (v->GetConfig (CFG_DRAWRADIUS) != 0.0f)
{
glPushMatrix();
glTranslatef(model->mid.x, model->mid.y, model->mid.z);
glScalef(model->radius,model->radius,model->radius);
glPolygonMode(GL_FRONT_AND_BACK,GL_LINE);
glColor3ub(255,255,255);
glDisable(GL_LIGHTING);
glDisable(GL_CULL_FACE);
glDisable(GL_TEXTURE_2D);
glCallList(sphereList);
glPopMatrix();
}
// draw height
if (v->GetConfig (CFG_DRAWHEIGHT) != 0.0f)
{
glLineWidth (5.0f);
glColor3ub (255,255,0);
glBegin (GL_LINES);
glVertex3i(0,0,0);
glVertex3f(0.0f,model->height,0.0f);
glEnd();
glLineWidth (1.0f);
}
}
void SimpleGLWindow::Initialize(u32 flags) {
RECT rect;
GetWindowRect(hWnd_, &rect);
SetFlags(flags);
SetupGL();
ResizeGL(rect.right-rect.left,rect.bottom-rect.top);
CreateProgram();
GenerateChecker();
}
void Setup(){
SetupGL();
view1=Menu(ScreenQuad::MAIN,ProjectionType::ORTHOGONAL,
PolygonMode::FILL,0,0,-10,0,1,0);
//gluLookAt(0, 0, -10, 0, 0, 0, 0, 1, 0);
view2=Viewport(ScreenQuad::GAME,ProjectionType::ORTHOGONAL,
PolygonMode::FILL, -12, 9, -20, 0, 1, 0);
loader=SceneLoader("test.txt");
}
bool Engine::InitializeGLContext()
{
SetupGLAttributes();
Assert(SetupGL() && "OpenGL initialized");
ModuleMgr.InitializeGL();
//bitan je redosled
XMLParser::Instance()->ParseFonts();
tahomaFont_ = FontManager::Instance()->GetByName("tahoma16");
}
//=============================================================================
//Initializes the GL application
//=============================================================================
boolean GLApp::Init(IShell *shell, IDisplay *display)
{
m_pIShell = shell;
m_pIDisplay = display;
//create GL interfaces
if(ISHELL_CreateInstance(m_pIShell, AEECLSID_GL, (void**)&m_pIGL) != SUCCESS)
{
return FALSE;
}
else
{
IGL_Init(m_pIGL);
}
if(ISHELL_CreateInstance(m_pIShell, AEECLSID_EGL, (void**)&m_pIEGL) != SUCCESS)
{
return FALSE;
}
else
{
IEGL_Init(m_pIEGL);
}
//get device frame buffer info
if(IDisplay_GetDeviceBitmap(display, &m_pDBitmap) != SUCCESS)
{
CleanUp();
return FALSE;
}
if(IBitmap_GetInfo(m_pDBitmap, &m_DBitmapInfo, sizeof(AEEBitmapInfo)) != SUCCESS)
{
CleanUp();
return FALSE;
}
if(!SetupEGL(display))
return FALSE;
if(!SetupGL())
return FALSE;
//setup shapes
m_Cube.Init(shell);
return TRUE;
}
int main(int argc, char** argv)
{
glutInit(&argc, argv);
char c;
std::string kappaFile = "";
while ((c = getarg(argc, argv)) != EOF)
{
switch (c)
{
case 'f':
kappaFile = arg;
break;
case 'h':
PrintInputHelp();
return 0;
default:
fprintf(stderr, "-%c is an invalid option, please use the -h option for help.\n", c);
return 0;
}
}
glutInitDisplayMode(GLUT_RGBA | GLUT_ALPHA | GLUT_DOUBLE | GLUT_DEPTH);
// Centering the window on the screen
int screenWidth = glutGet(GLUT_SCREEN_WIDTH);
int screenHeight = glutGet(GLUT_SCREEN_HEIGHT);
glutInitWindowPosition(screenWidth / 2 - windowsWidth / 2, screenHeight / 2 - windowsHeight / 2);
glutInitWindowSize(windowsWidth, windowsHeight);
// Setup program
auto glProject = new GlProject(windowsWidth, windowsHeight, glutCreateWindow("CheckerBoard"), kappaFile);
// If setup was successful, start main loop.
if(glProject->SetupGL())
glutMainLoop();
return 0;
}
int MakeWindow(int argument_count, void* data)
{
int error = 0;
//if (argument_count != 3) return 1;
int width, height;
const char* szClassName;
VALUE r_width = GetRecord("width", gCurrentContext);
VALUE r_height = GetRecord("height", gCurrentContext);
VALUE r_title = GetRecord("name", gCurrentContext);
VALUE r_fullscreen = GetRecord("fullscreen", gCurrentContext);
width = TypeInt(r_width);
height = TypeInt(r_height);
szClassName = (r_title.type == VAL_STRING) ? r_title.data.string : "Untitled";
SDL_Init(SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE);
SDL_ShowCursor(0);
SDL_SetVideoMode(width, height, 24, SDL_OPENGL |
SDL_GL_DOUBLEBUFFER |
SDL_HWPALETTE |
SDL_HWSURFACE |
SDL_HWACCEL |
(TypeInt(r_fullscreen) ? SDL_FULLSCREEN : 0)
/* | SDL_FULLSCREEN */
);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
SDL_WM_SetCaption(szClassName, szClassName);
SetupGL(width, height);
game_is_running = 1;
gLastExpression.type = VAL_NIL;
gLastExpression.data.primitive = 0;
return error;
}
void World::Render()
{
if(cameraType == CT_3RD)
UpdateCamera3rd();
else if(cameraType == CT_1ST)
UpdateCamera1st();
SetupGL();
btScalar m[16];
btMatrix3x3 rot;
rot.setIdentity();
const int numObjects = dynamicsWorld->getNumCollisionObjects();
btVector3 wireColor(1,0,0);
//render all objs
for(int i=0; i<numObjects; i++)
{
btCollisionObject* colObj=dynamicsWorld->getCollisionObjectArray()[i];
btRigidBody* body=btRigidBody::upcast(colObj);
if(body&&body->getMotionState())
{
btDefaultMotionState* myMotionState = (btDefaultMotionState*)body->getMotionState();
myMotionState->m_graphicsWorldTrans.getOpenGLMatrix(m);
rot = myMotionState->m_graphicsWorldTrans.getBasis();
}
else
{
colObj->getWorldTransform().getOpenGLMatrix(m);
rot = colObj->getWorldTransform().getBasis();
}
btVector3 wireColor(1.f,1.0f,0.5f); //wants deactivation
if(i&1) wireColor=btVector3(0.f,0.0f,1.f);
///color differently for active, sleeping, wantsdeactivation states
if (colObj->getActivationState() == 1) //active
{
if (i & 1)
{
wireColor += btVector3 (1.f,0.f,0.f);
}
else
{
wireColor += btVector3 (.5f,0.f,0.f);
}
}
if(colObj->getActivationState()==2) //ISLAND_SLEEPING
{
if(i&1)
{
wireColor += btVector3 (0.f,1.f, 0.f);
}
else
{
wireColor += btVector3 (0.f,0.5f,0.f);
}
}
btVector3 aabbMin,aabbMax;
dynamicsWorld->getBroadphase()->getBroadphaseAabb(aabbMin, aabbMax);
aabbMin-=btVector3(BT_LARGE_FLOAT,BT_LARGE_FLOAT,BT_LARGE_FLOAT);
aabbMax+=btVector3(BT_LARGE_FLOAT,BT_LARGE_FLOAT,BT_LARGE_FLOAT);
//set texture for terrain
if(body == groundRigidBody)
{
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, groundTexture);
static const GLfloat planex[]={0.1f,0.f,0.f,21.f};
//static const GLfloat planey[]={0,0.025,0,0};
static const GLfloat planez[]={0.f,0.f,0.1f,21.f};
glTexGenfv(GL_S,GL_OBJECT_PLANE,planex);
glTexGenfv(GL_T,GL_OBJECT_PLANE,planez);
glTexGeni(GL_S,GL_TEXTURE_GEN_MODE,GL_OBJECT_LINEAR);
glTexGeni(GL_T,GL_TEXTURE_GEN_MODE,GL_OBJECT_LINEAR);
glEnable(GL_TEXTURE_GEN_S);
glEnable(GL_TEXTURE_GEN_T);
wireColor = btVector3(1.f, 1.f, 1.f);
}
shapeDrawer->drawOpenGL(m, colObj->getCollisionShape(), wireColor, 0, aabbMin, aabbMax);
if(body == groundRigidBody)
{
glBindTexture(GL_TEXTURE_2D, 0);
glDisable(GL_TEXTURE_2D);
glDisable(GL_TEXTURE_GEN_S);
glDisable(GL_TEXTURE_GEN_T);
}
}
//draw wheels
if(cameraType != CT_1ST)
vehicle->Render(shapeDrawer);
}
static int LoadGL(const char *driver)
{
int colorbits = Cvar_ClampInteger(gl_colorbits, 0, 32);
int depthbits = Cvar_ClampInteger(gl_depthbits, 0, 32);
int stencilbits = Cvar_ClampInteger(gl_stencilbits, 0, 8);
int multisamples = Cvar_ClampInteger(gl_multisamples, 0, 32);
int ret;
// figure out if we're running on a minidriver or not
if (!Q_stricmp(driver, "opengl32") ||
!Q_stricmp(driver, "opengl32.dll")) {
glw.minidriver = qfalse;
} else {
Com_Printf("...running a minidriver: %s\n", driver);
glw.minidriver = qtrue;
}
// load the OpenGL library and bind to it
if (!WGL_Init(driver)) {
ReportLastError("WGL_Init");
return FAIL_SOFT;
}
// check if basic WGL entry points are present
if (!qwglCreateContext || !qwglMakeCurrent || !qwglDeleteContext) {
Com_EPrintf("Required WGL entry points are missing\n");
goto fail;
}
if (glw.minidriver) {
// check if MCD entry points are present if using a minidriver
if (!qwglChoosePixelFormat || !qwglSetPixelFormat ||
!qwglDescribePixelFormat || !qwglSwapBuffers) {
Com_EPrintf("Required MCD entry points are missing\n");
goto fail;
}
}
// check for WGL_ARB_multisample by creating a fake window
if (multisamples > 1) {
unsigned extensions = GetFakeWindowExtensions();
if (extensions & QWGL_ARB_multisample) {
if (qwglChoosePixelFormatARB) {
Com_Printf("...enabling WGL_ARB_multisample\n");
} else {
Com_Printf("...ignoring WGL_ARB_multisample, WGL_ARB_pixel_format not found\n");
Cvar_Set("gl_multisamples", "0");
multisamples = 0;
}
} else {
Com_Printf("WGL_ARB_multisample not found\n");
Cvar_Set("gl_multisamples", "0");
multisamples = 0;
}
}
// create window, choose PFD, setup OpenGL context
ret = SetupGL(colorbits, depthbits, stencilbits, multisamples);
// attempt to recover
if (ret == FAIL_SOFT && (colorbits || depthbits || stencilbits || multisamples > 1)) {
Cvar_Set("gl_multisamples", "0");
ret = SetupGL(0, 0, 0, 0);
}
if (ret)
goto fail;
return FAIL_OK;
fail:
// it failed, clean up
WGL_Shutdown();
return FAIL_SOFT;
}
void Renderer::Display( sf::RenderWindow& window ) {
// Refresh VBO data if out of sync
if( !m_vbo_synced ) {
RefreshVBO( window );
m_vbo_synced = true;
}
// Thanks to color / texture modulation we can draw the entire
// frame in a single pass by pseudo-disabling the texturing with
// the help of a white texture ( 1.f * something = something ).
// Further, we stick all referenced textures into our giant atlas
// so we don't have to rebind during the draw.
SetupGL( window );
m_texture_atlas.bind();
glBindBuffer( GL_ARRAY_BUFFER, m_vertex_vbo );
glVertexPointer( 3, GL_FLOAT, 0, 0 );
glBindBuffer( GL_ARRAY_BUFFER, m_color_vbo );
glColorPointer( 4, GL_UNSIGNED_BYTE, 0, 0 );
glBindBuffer( GL_ARRAY_BUFFER, m_texture_vbo );
glTexCoordPointer( 2, GL_FLOAT, 0, 0 );
// Not needed, constantly kept enabled by SFML... -_-
//glEnableClientState( GL_VERTEX_ARRAY );
//glEnableClientState( GL_COLOR_ARRAY );
//glEnableClientState( GL_TEXTURE_COORD_ARRAY );
std::size_t scissor_pairs_size = m_viewport_pairs.size();
glEnable( GL_SCISSOR_TEST );
for( std::size_t index = 0; index < scissor_pairs_size; ++index ) {
const ViewportPair& scissor_pair = m_viewport_pairs[index];
RendererViewport::Ptr viewport = scissor_pair.first;
if( viewport && ( viewport != m_default_viewport ) ) {
sf::Vector2f destination_origin = viewport->GetDestinationOrigin();
sf::Vector2f size = viewport->GetSize();
glScissor(
static_cast<int>( destination_origin.x ),
window.getSize().y - static_cast<int>( destination_origin.y + size.y ),
static_cast<int>( size.x ),
static_cast<int>( size.y )
);
}
else {
glScissor( 0, 0, window.getSize().x, window.getSize().y );
}
if( index < scissor_pairs_size - 1 ) {
glDrawArrays( GL_TRIANGLES, scissor_pair.second, m_viewport_pairs[index + 1].second - scissor_pair.second );
}
else {
glDrawArrays( GL_TRIANGLES, scissor_pair.second, m_last_vertex_count - scissor_pair.second );
}
}
glDisable( GL_SCISSOR_TEST );
//glDisableClientState( GL_TEXTURE_COORD_ARRAY );
//glDisableClientState( GL_COLOR_ARRAY );
//glDisableClientState( GL_VERTEX_ARRAY );
// Needed otherwise SFML will blow up...
glBindBuffer( GL_ARRAY_BUFFER, 0 );
RestoreGL( window );
}
bool Engine::Create(std::string title,
short int width,
short int height,
char bits,
Uint32 sdlFlags,
Uint32 videoFlags,
double fps,
bool fullscreen,
std::string maindir)
{
Assert ( width > 0 );
Assert ( height > 0 );
Assert ( bits > 8 );
Assert ( title != "" ); //I think it should work
videoFlags_ = videoFlags;
sdlFlags_ = sdlFlags;
width_ = width;
height_ = height;
name_ = title;
bits_ = bits;
fullscreen_ = fullscreen;
mainDir_ = maindir;
if (SDL_Init(sdlFlags_) < 0)
{
std::cout << "Couldn't initialize SDL - " << SDL_GetError() << std::endl;
return false;
}
SetupGLAttributes();
if(SDL_SetVideoMode(width_, height_, bits_, videoFlags_) == NULL)
{
std::cout << "Couldn't set GL mode >> " << SDL_GetError() << std::endl;
SDL_Quit();
return false;
}
SDL_WM_SetCaption ( name_.c_str( ) , NULL );
Assert(SetupGL() && "OpenGL initialization");
std::cout<<"OpenGL initialized"<<std::endl;
if(!Initialize())
{
return false;
}
SDL_EnableUNICODE(1);
SDL_EnableKeyRepeat(200,200);
Resize(width_, height_);
screen_ = SDL_GetVideoSurface();
if(fullscreen_)
ToggleFullscreen();
tahomaFont_ = FontManager::Instance()->GetByName("tahoma16");
timer_ = new PrecisionTimer(fps);
timer_->SmoothUpdatesOn();
timer_->Start();
return true;
}