main.c

   1 #include <GL/glxew.h>
   2 #include <GL/glut.h>
   3
   4 #include "debugutil.h"
   5 #include "level.h"
   6 #include "logger.h"
   7 #include "performance.h"
   8 #include "render.h"
   9 #include "ui.h"
  10
  11 int main(int argc, char** argv) {
  12         glutInit(&argc, argv);
  13         // glutInitContextVersion(4,5); TODO establish correct context
  14
  15         glutInitWindowSize(800, 600);
  16
  17         glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGBA | GLUT_DEPTH);
  18         glutCreateWindow(NULL);
  19
  20         // glutSetWindowTitle(getGlInfoString());
  21         glutSetWindowTitle("shadowclad");
  22
  23         logInfo("OpenGL %s", (const char*) glGetString(GL_VERSION));
  24         logInfo("GLSL %s", (const char*) glGetString(GL_SHADING_LANGUAGE_VERSION));
  25         logInfo("%s", (const char*) glGetString(GL_RENDERER));
  26
  27         GLenum glewInitStatus = glewInit();
  28         if (glewInitStatus != GLEW_OK) {
  29                 logError("GLEW init failed: %s", (const char*) glewGetErrorString(glewInitStatus));
  30                 return 1;
  31         }
  32         logInfo("GLEW %s", (const char*) glewGetString(GLEW_VERSION));
  33
  34         if (GLXEW_EXT_swap_control) {
  35                 Display* display = glXGetCurrentDisplay();
  36                 GLXDrawable drawable = glXGetCurrentDrawable();
  37                 if (drawable) {
  38                         glXSwapIntervalEXT(display, drawable, 1);
  39                 }
  40                 else {
  41                         logWarning("Drawable is not here ¯\\_(ツ)_/¯");
  42                         logWarning("Could not enable vsync (GLX_EXT_swap_control)");
  43                 }
  44         }
  45         else if (GLXEW_MESA_swap_control) {
  46                 glXSwapIntervalMESA(1);
  47                 log("Vsync enabled with GLX_MESA_swap_control, swap interval %d", glXGetSwapIntervalMESA());
  48         }
  49         else {
  50                 logWarning("Could not enable vsync (extensions not supported)");
  51         }
  52
  53         glutDisplayFunc(renderScene);
  54         glutReshapeFunc(resizeStage);
  55         //glutKeyboardFunc(key_pressed);
  56         //glutMouseFunc(mouse_button_event);
  57         //glutMotionFunc(mouse_motion_event);
  58
  59         initRender();
  60         initPerformanceMetering();
  61         initLevel();
  62
  63         glutMainLoop();
  64         return 0;
  65 }