-
- std::stable_sort(drawingrequests.begin(), drawingrequests.end());
-
- for(DrawingRequests::iterator i = drawingrequests.begin();
- i != drawingrequests.end(); ++i) {
- switch(i->type) {
- case SURFACE:
- {
- const Surface* surface = (const Surface*) i->request_data;
-
- if(i->zoom != 1.0)
- surface->impl->draw_stretched(i->pos.x * i->zoom, i->pos.y * i->zoom,
- (int)(surface->w * i->zoom), (int)(surface->h * i->zoom),
- i->alpha, i->drawing_effect);
- else
- surface->impl->draw(i->pos.x, i->pos.y, i->alpha, i->drawing_effect);
- break;
- }
- case SURFACE_PART:
- draw_surface_part(*i);
- break;
- case GRADIENT:
- draw_gradient(*i);
- break;
- case TEXT:
- draw_text(*i);
+ target_stack.clear();
+
+ //Use Lightmap if ambient color is not white.
+ bool use_lightmap = ( ambient_color.red != 1.0f || ambient_color.green != 1.0f ||
+ ambient_color.blue != 1.0f );
+
+ // PART1: create lightmap
+ if(use_lightmap) {
+ lightmap->start_draw(ambient_color);
+ handle_drawing_requests(lightmap_requests);
+ lightmap->end_draw();
+
+ DrawingRequest* request = new(obst) DrawingRequest();
+ request->target = NORMAL;
+ request->type = DRAW_LIGHTMAP;
+ request->layer = LAYER_HUD - 1;
+ drawing_requests.push_back(request);
+ }
+ lightmap_requests.clear();
+
+ handle_drawing_requests(drawing_requests);
+ drawing_requests.clear();
+ obstack_free(&obst, NULL);
+ obstack_init(&obst);
+
+ // if a screenshot was requested, take one
+ if (screenshot_requested) {
+ renderer->do_take_screenshot();
+ screenshot_requested = false;
+ }
+
+ renderer->flip();
+}
+
+class RequestPtrCompare
+ : public std::binary_function<const DrawingRequest*,
+ const DrawingRequest*,
+ bool>
+{
+public:
+ bool operator()(const DrawingRequest* r1, const DrawingRequest* r2) const
+ {
+ return *r1 < *r2;
+ }
+};
+
+void
+DrawingContext::handle_drawing_requests(DrawingRequests& requests)
+{
+ std::stable_sort(requests.begin(), requests.end(), RequestPtrCompare());
+
+ DrawingRequests::const_iterator i;
+ for(i = requests.begin(); i != requests.end(); ++i) {
+ const DrawingRequest& request = **i;
+
+ switch(request.target) {
+ case NORMAL:
+ switch(request.type) {
+ case SURFACE:
+ renderer->draw_surface(request);
+ break;
+ case SURFACE_PART:
+ renderer->draw_surface_part(request);
+ break;
+ case GRADIENT:
+ renderer->draw_gradient(request);
+ break;
+ case TEXT:
+ {
+ const TextRequest* textrequest = (TextRequest*) request.request_data;
+ textrequest->font->draw(renderer, textrequest->text, request.pos,
+ textrequest->alignment, request.drawing_effect, request.color, request.alpha);
+ }
+ break;
+ case FILLRECT:
+ renderer->draw_filled_rect(request);
+ break;
+ case INVERSEELLIPSE:
+ renderer->draw_inverse_ellipse(request);
+ break;
+ case DRAW_LIGHTMAP:
+ lightmap->do_draw();
+ break;
+ case GETLIGHT:
+ lightmap->get_light(request);
+ break;
+ }