bool opengles_init(int width, int height, EGLDisplay* peglDisplay, EGLSurface* peglSurface, EGLContext* peglContext)
{
NativeDisplayType display = (NativeDisplayType)EGL_DEFAULT_DISPLAY;
NativeWindowType window;
setup_egl(display, window, peglDisplay, peglSurface, peglContext);
return true;
}
int main(int argc, char *argv[])
{
EGLDisplay display = EGL_NO_DISPLAY;
EGLSurface surface = EGL_NO_SURFACE;
EGLContext context = EGL_NO_CONTEXT;
GLfloat rotation_x = 0; /* angle for rotation in x direction */
GLfloat rotation_y = 0; /* angle for rotation in y direction */
GLuint vertexShaderId = 0; /* vertex shader id */
GLuint fragmentShaderId = 0; /* fragment shader id */
GLuint programId = 0; /* program id */
int mvpLoc = 0; /* for the uniform varible index value of mvp matrix */
int status; /* function call's return value */
unsigned int frame_count = 0;
gdl_init(0);
setup_plane(GDL_PLANE_ID_UPP_B, true);
status = setup_egl(GDL_PLANE_ID_UPP_B, &display, &surface, &context);
if (status != GL_TRUE)
{
printf("error setting egl\n");
return 1;
}
status = setup_gl(&programId, &vertexShaderId, &fragmentShaderId, &mvpLoc);
if (status != GL_TRUE)
{
printf("error setting gl\n");
return 1;
}
int frame = 0;
struct timeval start;
gettimeofday(&start, NULL);
struct timeval now;
struct timeval sub;
int duration;
while (1)
{
render(rotation_x, rotation_y, mvpLoc);
eglSwapBuffers(display, surface);
frame++;
rotation_x += 5.0f;
if (rotation_x > 360.0f)
{
rotation_x = 0.0f;
}
rotation_y += 2.0f;
if (rotation_y > 360.0f)
{
rotation_y = 0.0f;
}
gettimeofday(&now, NULL);
timeval_subtract(&sub, &now, &start);
duration = (sub.tv_usec + sub.tv_sec*1000000) / 1000;
if (duration > 5000)
{
printf("CUBE FPS = %d\n", duration / frame);
frame = 0;
start = now;
}
}
}
