add opengl support

[chaz/rasterize] / raster.h

diff --git a/raster.h b/raster.h
index 7ed8e33f533f90d3d071b664cda153ac95a4ea88..3b5a5502e2d9fef221806c40bd6210d59078c03b 100644 (file)
--- a/raster.h
+++ b/raster.h
@@ -43,6 +43,22 @@ void raster_printstats(raster_t* p);
  */
 color_t raster_color(const raster_t* p, vec_t pt);
 
+/*
+ * Get the width of the raster.
+ */
+int raster_width(const raster_t* p);
+
+/*
+ * Get the height of the raster.
+ */
+int raster_height(const raster_t* p);
+
+/*
+ * Get a copy of the raw RGBA pixel data of the raster.  The returned
+ * buffer is indeed a copy and must be freed when no longer needed.
+ */
+void* raster_data(const raster_t* p);
+
 
 /*
  * Set the viewport rectangle.  This effectively sets up a clipping rectangle