TEST_F(FpsTest, update)
{
FPS fps;
fps.next_ticks = SDL_GetTicks() + 1000;
for (int i = 0; i < 9; ++i) {
SDL_Delay(100);
fps.update();
EXPECT_EQ(static_cast<uint32_t>(i + 1), fps.frames);
EXPECT_EQ(0U, fps.latest_frames);
}
SDL_Delay(100 + 50);
fps.update();
EXPECT_EQ(0U, fps.frames);
EXPECT_EQ(10U, fps.latest_frames);
}
void Game::loop() {
if (!running) {
running = true;
FPS fps;
try {
while (running) {
float delta = (float)fps.update();
update(delta);
render();
}
} catch (InternalException &e) {
std::cout << "warning: " << e.what() << "\n";
} catch (...) {
throw;
}
}
}
GLvoid render(){
fps.measure();
camera.recalculate();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glLoadIdentity();
gluLookAt(
camera.pos[0], camera.pos[1], camera.pos[2],
camera.lookAt[0], camera.lookAt[1], camera.lookAt[2],
0.0f, 1.0f, 0.0f
);
glEnable(GL_DEPTH_TEST);
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);
glEnableClientState(GL_NORMAL_ARRAY);
glBindBuffer(GL_ARRAY_BUFFER, vbo[0]);
glVertexPointer(3, GL_FLOAT, 0, 0);
glBindBuffer(GL_ARRAY_BUFFER, vbo[1]);
glColorPointer(3, GL_FLOAT, 0, 0);
glBindBuffer(GL_ARRAY_BUFFER, vbo[2]);
glNormalPointer(GL_FLOAT, 0, 0);
glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, &indices);
glDisableClientState(GL_NORMAL_ARRAY);
glDisableClientState(GL_COLOR_ARRAY);
glDisableClientState(GL_VERTEX_ARRAY);
glDisable(GL_DEPTH_TEST);
glutSwapBuffers();
fps.setLastFrameNow();
if(fps.timeToPrintFPS()){
//cout << fps;
fps.setLastPrintNow();
}
}
void Mouse(int button, int state, int x, int y)
{
if (button == GLUT_LEFT_BUTTON)
{
if (state == GLUT_DOWN)
{
mouseX = x;
mouseY = y;
mouseState = 1;
}
else
{
mouseState = 0;
}
}
else if (button == GLUT_RIGHT_BUTTON)
{
if (state == GLUT_DOWN)
{
//printf("(%0.2f, %.02f, %.02f) (%.02f, %.02f, %.02f)\n", tx, ty, tz, ax, ay, az);
printf("rfps=%lf, sfps=%lf, load=%lf\n", fps.GetRenderFPS(), fps.GetSkipedFPS(), fps.GetLoad());
}
}
}
GLvoid init(int* argc, char** argv){
//Glut
glutInit(argc, argv);
glutInitWindowPosition(100, 100);
glutInitWindowSize(500, 500);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("Arne Schreuder OpenGLF");
//Glew
//printGLInfo();
GLenum error = glewInit();
if(error != GLEW_OK){
printf("Glew error: %s\n", glewGetErrorString(error));
return;
}
//Shader program
initShaderProgram(vsFile, fsFile);
glGenBuffers(3, &vbo[0]);
glBindBuffer(GL_ARRAY_BUFFER, vbo[0]);
glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, vbo[1]);
glBufferData(GL_ARRAY_BUFFER, sizeof(colors), colors, GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, vbo[2]);
glBufferData(GL_ARRAY_BUFFER, sizeof(normals), normals, GL_STATIC_DRAW);
fps.start();
//Callbacks
glutDisplayFunc(render);
glutReshapeFunc(reshape);
glutIdleFunc(idle);
glutKeyboardFunc(keyboardNormalPressed);
glutKeyboardUpFunc(keyboardNormalReleased);
glutMouseFunc(mousePress);
glutPassiveMotionFunc(mousePassiveMotion);
//Mainloop
glutMainLoop();
}
GLvoid idle(){
if(fps.capFPS()){
glutPostRedisplay();
}
}
int main( int argc, char* args[])
{
//player
Player myPlayer;
//fps
FPS fps;
//init
if(init() == false)
{
return 1;
}
//load
if(loadFiles() != false)
{
loadLevel(lvlScene);
}
else
{
return 1;
}
//while no quit
while(quit == false)
{
//start timer
fps.startFPS();
while(SDL_PollEvent(&event))
{
//player event
myPlayer.getInputPlayer();
//x out window
if(event.type == SDL_QUIT)
{
quit = true;
}
}
//lvlupdate
updateLevel();
//player controls
myPlayer.movePlayer();
myPlayer.showPlayer(pAlpha);
//SDL_FillRect( screen, &wall, SDL_MapRGB( screen->format, 0x77, 0x77, 0x77 ) );
//nextlvl
/*if(nextlvl == true)
{
cleanUp();
nextlvl == false;
}*/
//update
if(SDL_Flip(screen) == -1)
{
return 1;
}
//cap
if(fps.getT() < 1000 / fpsNum)
{
SDL_Delay((1000 / fpsNum) - fps.getT());
}
}
cleanUp();
return 0;
}
void Idle(void)
{
if (fps.Step() != FPS::stateRender)
{
return;
}
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Load identity matrix
glLoadIdentity();
// Multiply in translation matrix
glTranslatef(tx, ty, tz);
// Multiply in rotation matrix
glRotatef(ax, 1, 0, 0);
glRotatef(ay, 0, 1, 0);
glRotatef(az, 0, 0, 1);
#ifdef __TEST_2D__
SetTo2D();
glBegin(GL_QUADS);
glColor3f(1.0, 0.0f, 0.0f);
glVertex3f(100, 200, 0);
glColor3f(0.0f, 1.0f, 0.0f);
glVertex3f(200, 200, 0);
glColor3f(0.0f, 0.0f, 1.0f);
glVertex3f(200, 100, 0);
glColor3f(1.0f, 1.0f, 0.0f);
glVertex3f(100, 100, 0);
glColor3f(1.0, 0.0f, 0.0f);
glVertex3f(100, 200, -100);
glColor3f(0.0f, 1.0f, 0.0f);
glVertex3f(200, 200, -100);
glColor3f(0.0f, 0.0f, 1.0f);
glVertex3f(200, 100, -100);
glColor3f(1.0f, 1.0f, 0.0f);
glVertex3f(100, 100, -100);
glEnd();
if (perspective)
{
SetTo3D();
}
#endif
// Render colored quad
if (perspective)
{
DrawGrid(10, 1);
glBegin(GL_QUADS);
glColor3f(1.0, 0.0f, 0.0f);
glVertex2f(-1, 1);
glColor3f(0.0f, 1.0f, 0.0f);
glVertex2f(1, 1);
glColor3f(0.0f, 0.0f, 1.0f);
glVertex2f(1, -1);
glColor3f(1.0f, 1.0f, 0.0f);
glVertex2f(-1, -1);
glEnd();
DrawPoints(fps.GetThisCycleFrameCount());
}
else
{
int x = width < height ? height : width;
x = x / 60 * 60;
DrawGrid((float)(x/2), 30);
glBegin(GL_QUADS);
glColor3f(1.0, 0.0f, 0.0f);
glVertex2f(-50, 50);
glColor3f(0.0f, 1.0f, 0.0f);
glVertex2f(50, 50);
glColor3f(0.0f, 0.0f, 1.0f);
glVertex2f(50, -50);
glColor3f(1.0f, 1.0f, 0.0f);
glVertex2f(-50, -50);
glEnd();
}
// Swap buffers (color buffers, makes previous render visible)
glutSwapBuffers();
if (!stopRotate)
{
ay += 1.0f;
}
}