Changes in uspace/lib/draw/source.c [6d5e378:f698054] in mainline

File:

• uspace/lib/draw/source.c (modified) (1 diff)

uspace/lib/draw/source.c

@@ -90 +90 @@
 }
 
+bool source_is_fast(source_t *source)
+{
+        return (source->mask == NULL)
+            && (source->alpha == (pixel_t) PIXEL(255, 0, 0, 0))
+            && (source->texture != NULL)
+            && (source->texture_tile == false)
+            && 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.m[0][2]);
+        long _y = (long) (y + source->transform.m[1][2]);
+
+        return pixelmap_pixel_at(
+            surface_pixmap_access(source->texture), (sysarg_t) _x, (sysarg_t) _y);
+}
+
 pixel_t source_determine_pixel(source_t *source, double x, double y)
 {