Changeset 1064 for libcacaTweet

Timestamp:

Sep 19, 2006, 10:18:32 AM (14 years ago)

Author:

Sam Hocevar

Message:

• Optimised memory usage in the GL driver and added a few comments.

File:

• libcaca/trunk/caca/driver_gl.c (modified) (4 diffs)

libcaca/trunk/caca/driver_gl.c

@@ -496 +496 @@
     int i, b, w, h, x, y;
 
+    /* Count how many glyphs this font has */
     dp->drv.p->blocks = cucul_get_font_blocks(dp->drv.p->f);
 
@@ -501 +502 @@
         b += dp->drv.p->blocks[i + 1] - dp->drv.p->blocks[i];
 
-    dp->drv.p->txid = malloc(b * sizeof(int));
+    /* Allocate a libcucul canvas and print all the glyphs on it */
     cv = cucul_create_canvas(1, b);
     cucul_set_color(cv, CUCUL_COLOR_WHITE, CUCUL_COLOR_BLACK);
@@ -515 +516 @@
     }
 
+    /* Draw the cucul canvas onto an image buffer */
     image = malloc(b * dp->drv.p->font_height
                      * dp->drv.p->font_width * sizeof(uint32_t));
@@ -520 +522 @@
                         b * dp->drv.p->font_height, 4 * dp->drv.p->font_width);
     cucul_free_canvas(cv);
+
+    /* Convert all glyphs in the image buffer to GL textures */
+    dp->drv.p->txid = malloc(b * sizeof(int));
 
     w = dp->drv.p->font_width <= 16 ? dp->drv.p->font_width : 16;