oglplus-example/main.cc

64 lines
1.4 KiB
C++

#include <SDL.h>
#include "oglplus/gl.hpp"
#define WIDTH 800
#define HEIGHT 600
static void init();
static void display(SDL_Window * window);
int main(int argc, char * argv[])
{
if (SDL_Init(SDL_INIT_VIDEO))
{
printf("Failed to initialize SDL!\n");
return 1;
}
atexit(SDL_Quit);
SDL_Window * window = SDL_CreateWindow("OGLplus example",
SDL_WINDOWPOS_UNDEFINED,
SDL_WINDOWPOS_UNDEFINED,
WIDTH,
HEIGHT,
SDL_WINDOW_OPENGL);
if (!window)
{
printf("Failed to create window!\n");
SDL_Quit();
return 1;
}
SDL_GLContext gl_context = SDL_GL_CreateContext(window);
init();
display(window);
SDL_Event event;
while (SDL_WaitEvent(&event))
{
if (event.type == SDL_QUIT)
break;
else if (event.type == SDL_KEYDOWN)
{
if (event.key.keysym.sym == SDLK_ESCAPE)
break;
if (event.key.keysym.sym == SDLK_RETURN)
display(window);
}
}
return 0;
}
static void init()
{
}
static void display(SDL_Window * window)
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
SDL_GL_SwapWindow(window);
}