Changes in uspace/lib/draw/source.c [6d5e378:b3222a3] in mainline

File:

• uspace/lib/draw/source.c (modified) (5 diffs)

uspace/lib/draw/source.c

@@ -45 +45 @@
         source->color = PIXEL(0, 0, 0, 0);
         source->texture = NULL;
-        source->texture_tile = false;
+        source->texture_extend = PIXELMAP_EXTEND_TRANSPARENT_BLACK;
 
         source->alpha = PIXEL(255, 0, 0, 0);
         source->mask = NULL;
-        source->mask_tile = false;
+        source->mask_extend = PIXELMAP_EXTEND_TRANSPARENT_BLACK;
 }
 
@@ -73 +73 @@
 }
 
-void source_set_texture(source_t *source, surface_t *texture, bool tile)
+void source_set_texture(source_t *source, surface_t *texture,
+    pixelmap_extend_t extend)
 {
         source->texture = texture;
-        source->texture_tile = tile;
+        source->texture_extend = extend;
 }
 
@@ -84 +85 @@
 }
 
-void source_set_mask(source_t *source, surface_t *mask, bool tile)
+void source_set_mask(source_t *source, surface_t *mask,
+    pixelmap_extend_t extend)
 {
         source->mask = mask;
-        source->mask_tile = tile;
+        source->mask_extend = extend;
+}
+
+bool source_is_fast(source_t *source)
+{
+        return ((source->mask == NULL) &&
+            (source->alpha == (pixel_t) PIXEL(255, 0, 0, 0)) &&
+            (source->texture != NULL) &&
+            (transform_is_fast(&source->transform)));
+}
+
+pixel_t *source_direct_access(source_t *source, double x, double y)
+{
+        assert(source_is_fast(source));
+
+        long _x = (long) (x + source->transform.matrix[0][2]);
+        long _y = (long) (y + source->transform.matrix[1][2]);
+
+        return pixelmap_pixel_at(
+            surface_pixmap_access(source->texture), (sysarg_t) _x, (sysarg_t) _y);
 }
 
@@ -100 +121 @@
                 mask_pix = source->filter(
                     surface_pixmap_access(source->mask),
-                    x, y, source->mask_tile);
+                    x, y, source->mask_extend);
         } else {
                 mask_pix = source->alpha;
@@ -113 +134 @@
                 texture_pix = source->filter(
                     surface_pixmap_access(source->texture),
-                    x, y, source->texture_tile);
+                    x, y, source->texture_extend);
         } else {
                 texture_pix = source->color;