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#ifdef G_OS_WIN32
#define WIN32_LEAN_AND_MEAN 1
#include <windows.h>
#endif
#include <stdlib.h>
#include <GL/gl.h>
#include <GL/glut.h>
#include "menu.h"
#define SCREEN_WIDTH 640
#define SCREEN_HEIGHT 480
void init_gl(void)
{
double l_dHalfWidth = SCREEN_WIDTH / 2;
double l_dHalfHeight = SCREEN_HEIGHT / 2;
glDepthFunc(GL_LESS);
glEnable(GL_DEPTH_TEST);
glEnable(GL_TEXTURE_2D);
glMatrixMode(GL_PROJECTION);
glOrtho(-l_dHalfWidth,
l_dHalfWidth,
-l_dHalfHeight,
l_dHalfHeight,
-1,
1
);
glMatrixMode(GL_MODELVIEW);
}
void render_scene(void)
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glClearColor(1, 1, 1, 0);
MenuRender();
glutSwapBuffers();
}
void process_normal_keys(unsigned char key, int x, int y)
{
// escape
if (key == 27) exit(0);
}
void process_special_keys(int key, int x, int y)
{
switch (key)
{
// do sumting
}
}
int main(int argc, char **argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
glutInitWindowSize(SCREEN_WIDTH, SCREEN_HEIGHT);
glutCreateWindow("Menu demo");
glutDisplayFunc(render_scene);
glutIdleFunc(render_scene);
glutKeyboardFunc(process_normal_keys);
glutSpecialFunc(process_special_keys);
init_gl();
MenuInit();
glutMainLoop();
return 0;
}
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