more random patches. who knows.

[patches.git] / sdl-check-reversed.patch

Index: src/video/fbcon/SDL_fbvideo.c
===================================================================
--- src/video/fbcon/SDL_fbvideo.c	(revision 2761)
+++ src/video/fbcon/SDL_fbvideo.c	(working copy)
@@ -412,7 +412,7 @@ FB_CheckMode(_THIS, struct fb_var_screen
 
 static int
 FB_AddMode(_THIS, int index, unsigned int w, unsigned int h,
-           int check_timings)
+           int check_timings, int reversed)
 {
     SDL_Rect *mode;
     int i;
@@ -435,10 +435,12 @@ FB_AddMode(_THIS, int index, unsigned in
     if (check_timings) {
         int found_timing = 0;
         for (i = 0; i < (sizeof(vesa_timings) / sizeof(vesa_timings[0])); ++i) {
-            if ((w == vesa_timings[i].xres) &&
-                (h == vesa_timings[i].yres) && vesa_timings[i].pixclock) {
-                found_timing = 1;
-                break;
+            if (vesa_timings[i].pixclock) {
+                if (!reversed && w == vesa_timings[i].xres && h == vesa_timings[i].yres ||
+                     reversed && h == vesa_timings[i].xres && w == vesa_timings[i].yres) {
+                    found_timing = 1;
+                    break;
+                }
             }
         }
         if (!found_timing) {
@@ -653,24 +655,33 @@ FB_VideoInit(_THIS, SDL_PixelFormat * vf
         SDL_modelist[i] = NULL;
     }
     if (SDL_getenv("SDL_FB_BROKEN_MODES") != NULL) {
-        FB_AddMode(this, current_index, current_w, current_h, 0);
+        FB_AddMode(this, current_index, current_w, current_h, 0, 0);
     } else if (modesdb) {
         while (read_fbmodes_mode(modesdb, &vinfo)) {
             for (i = 0; i < NUM_MODELISTS; ++i) {
                 unsigned int w, h;
+                int reversed = 0;
 
                 /* See if we are querying for the current mode */
                 w = vinfo.xres;
                 h = vinfo.yres;
+try_reversed_dynamic:
                 if (i == current_index) {
                     if ((current_w > w) || (current_h > h)) {
                         /* Only check once */
-                        FB_AddMode(this, i, current_w, current_h, 0);
+                        FB_AddMode(this, i, current_w, current_h, 0, reversed);
                         current_index = -1;
                     }
                 }
                 if (FB_CheckMode(this, &vinfo, i, &w, &h)) {
-                    FB_AddMode(this, i, w, h, 0);
+                    FB_AddMode(this, i, w, h, 0, reversed);
+                }
+
+                /* See if a reversed X/Y matches */
+                if (!reversed) {
+                    unsigned tmp = w; w = h; h = tmp;
+                    reversed = 1;
+                    goto try_reversed_dynamic;
                 }
             }
         }
@@ -680,19 +691,28 @@ FB_VideoInit(_THIS, SDL_PixelFormat * vf
         for (i = 0; i < NUM_MODELISTS; ++i) {
             for (j = 0; j < (sizeof(checkres) / sizeof(checkres[0])); ++j) {
                 unsigned int w, h;
+                int reversed = 0;
 
                 /* See if we are querying for the current mode */
                 w = checkres[j].w;
                 h = checkres[j].h;
+try_reversed_static:
                 if (i == current_index) {
                     if ((current_w > w) || (current_h > h)) {
                         /* Only check once */
-                        FB_AddMode(this, i, current_w, current_h, 0);
+                        FB_AddMode(this, i, current_w, current_h, 0, reversed);
                         current_index = -1;
                     }
                 }
                 if (FB_CheckMode(this, &vinfo, i, &w, &h)) {
-                    FB_AddMode(this, i, w, h, 1);
+                    FB_AddMode(this, i, w, h, 1, reversed);
+                }
+
+                /* See if a reversed X/Y matches */
+                if (!reversed) {
+                    unsigned tmp = w; w = h; h = tmp;
+                    reversed = 1;
+                    goto try_reversed_static;
                 }
             }
         }