2 files changed, 41 insertions, 26 deletions

diff --git a/include/blender/blender.h b/include/blender/blender.h
deleted file mode 100644
index 26ff802..0000000
--- a/include/blender/blender.h
+++ /dev/null
@@ -1,26 +0,0 @@
-#ifndef UPEM_MORPHING_BLENDER
-#define UPEM_MORPHING_BLENDER
-
-/**
- * File: blender.h
- * Will it blend? That is the question.
- */
-
-#include "common/time.h"
-#include "blender/canvas.h"
-#include "morpher/morphing.h"
-
-/**
- * Function: blender_blend_canvas
- * Blends two canvas by applying the given morphing at the requested time frame.
- *
- * Parameters:
- *   *canvas   - pointer to the canvas to paint
- *   *source   - source image
- *   *target   - target image
- *   *morphing - morphing transform to apply
- *   frame     - the interpolation distance from the origin canvas [0;1]
- */
-void blender_blend_canvas(Canvas *canvas, Canvas *source, Canvas *target, Morphing *morphing, TimeVector frame);
-
-#endif
diff --git a/include/painter/rasterizer.h b/include/painter/rasterizer.h
new file mode 100644
index 0000000..204d616
--- /dev/null
+++ b/include/painter/rasterizer.h
@@ -0,0 +1,41 @@
+#ifndef UPEM_MORPHING_RASTERIZER
+#define UPEM_MORPHING_RASTERIZER
+
+/**
+ * File: rasterizer.h
+ */
+
+#include "painter/canvas.h"
+#include "morpher/morphing.h"
+
+/**
+ * Struct: RasterizationContext
+ */
+typedef struct {
+  Canvas *result, *source, *target;
+  TimeVector frame;
+} RasterizationContext;
+
+/**
+ * Struct: TriangleContext
+ */
+typedef struct {
+  Triangle current, source, target;
+} TriangleContext;
+
+/**
+ * Function: rasterize
+ * Rasterises a morphing from a source and a target image at the given time frame.
+ *
+ * Parameters:
+ *   *source - source image canvas
+ *   *target - target image canvas
+ *   *m      - reference morphing
+ *   frame   - time frame
+ *
+ * Returns:
+ *   The drawn canvas, dynamically allocated
+ */
+Canvas *rasterize(Canvas *source, Canvas *target, Morphing *m, TimeVector frame);
+
+#endif