void
render_init(r_context_t *c)
{
c->facelist.faces = (rendface_t*) rc_malloc(g->r_numfaces * sizeof(rendface_t));
c->translist.faces = (rendface_t*) rc_malloc(MAX_TRANSPARENT *
sizeof(rendface_t));
c->r_faceinc = (int*) rc_malloc(g->r_numfaces * sizeof(int));
c->skylist = (int*) rc_malloc(100 * sizeof(int));
render_backend_init(c);
}
struct rcf_address_pool_item *
rc_addrpool_item_new(void)
{
struct rcf_address_pool_item *pool;
pool = rc_malloc(sizeof(struct rcf_address_pool_item));
LIST_INIT(&pool->lease_list);
return pool;
}
int
main(int argc, char **argv)
{
Uint32 videoFlags = SDL_OPENGL | SDL_FULLSCREEN;
SDL_Event event;
/* setup global data structures. */
g = (global_shared_t *) gc_malloc(sizeof(global_shared_t));
init_global_shared(g);
strcpy(g->r_help_fname, "paul/helpSDL.jpg");
select_video();
ui_read_args(argc, argv);
/* load map */
ui_init_bsp();
printf("\n\n");
/* Initialize SDL for video output */
if ( SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO) < 0 ) {
fprintf(stderr, "Unable to initialize SDL: %s\n", SDL_GetError());
exit(1);
}
/* Create an OpenGL screen */
if ( SDL_SetVideoMode(g->r_viewport_w, g->r_viewport_h, bpp, videoFlags) == NULL ) {
fprintf(stderr, "Unable to create OpenGL screen: %s\n", SDL_GetError());
SDL_Quit();
exit(2);
}
/* SDL_WM_GrabInput(SDL_GRAB_ON); */
SDL_ShowCursor(0);
/* setup rendering context. */
r_context = (r_context_t *) rc_malloc(sizeof(r_context_t));
ui_init_gl(r_context);
starttime = (double) SDL_GetTicks() / 1000.0;
/* center mouse */
SDL_WarpMouse(g->r_viewport_w/2, g->r_viewport_h/2); /* center mouse */
warp = 1;
while ( !done) {
display();
while ( SDL_PollEvent(&event) )
handle_event(event);
}
SDL_Quit();
return 0;
}
static void
tex_loadtexture(byte_t *rgb, int w, int h, int format, uint_t flags)
{
byte_t *tex = rgb;
int width = w, height = h;
int size = width*height* (format == GL_RGB ? 3 : 4);
/* Scale image down for biased level of detail (lowered texture quality) */
if (!(flags & TEXFILE_FULL_LOD) && g->r_lodbias > 0)
{
width /= 1 << g->r_lodbias;
height /= 1 << g->r_lodbias;
tex = (byte_t *) rc_malloc(size);
gluScaleImage(format, w, h, GL_UNSIGNED_BYTE, rgb,
width, height, GL_UNSIGNED_BYTE, tex);
}
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
GL_LINEAR_MIPMAP_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
if (flags & TEXFILE_CLAMP)
{
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
}
else
{
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
}
if (flags & TEXFILE_NOMIPMAPS)
{
glTexImage2D(GL_TEXTURE_2D, 0, format, width, height, 0, format,
GL_UNSIGNED_BYTE, tex);
}
else
{
gluBuild2DMipmaps(GL_TEXTURE_2D, format, width, height, format,
GL_UNSIGNED_BYTE, tex);
}
if (g->r_lodbias > 0)
free(tex);
}
void tex_bindobjs(r_context_t *c) {
int i;
tex_data_t tdata;
c->r_textures = (uint_t*) rc_malloc(g->r_numtextures * sizeof(uint_t));
glGenTextures(g->r_numtextures, c->r_textures);
if (g->r_notextures)
return;
for (i=0; i < g->r_numtextures; i++) {
tdata = g->r_texture_data[i];
if (tdata.rgb != NULL) {
glBindTexture(GL_TEXTURE_2D, c->r_textures[i]);
tex_loadtexture(tdata.rgb, tdata.w, tdata.h, tdata.format, g->r_texfiles[i].flags);
}
}
}
//---------------------------------------------------------------------------
// initWindow
//---------------------------------------------------------------------------
void initWindow( MPKWindow *w )
{
r_context_t *r_context;
mpkWindowSetEventCB(w,MPK_WINDOW_EVENTCB_MOUSE,windowMouse);
mpkWindowSetEventCB(w,MPK_WINDOW_EVENTCB_BUTTON,windowMouse);
mpkWindowSetEventCB(w,MPK_WINDOW_EVENTCB_EXIT,windowExit);
mpkWindowSetEventCB(w,MPK_WINDOW_EVENTCB_KEYBOARD,windowKeyboard);
mpkWindowCreate( w );
// GL initialization
mpkWindowApplyViewport( w );
/* setup rendering context. */
r_context = (r_context_t *) rc_malloc(sizeof(r_context_t));
ui_init_gl(r_context);
mpkWindowSetUserData(w, (void *)r_context);
mpkWindowSwapBuffers(w);
}
