X-Git-Url: http://git.tdb.fi/?p=libs%2Fvr.git;a=blobdiff_plain;f=source%2Fstereocombiner.h;h=bef0849b39ee4a460d8c8c838957286f70dc4fa9;hp=23d482267e0ad706a1575a70657d4dbd1725d7da;hb=ca9e343224762bd43c91af1b15ecba12ebf3e991;hpb=268da92f49360feaf9445ed2b8264d9310d3cebe

diff --git a/source/stereocombiner.h b/source/stereocombiner.h
index 23d4822..bef0849 100644
--- a/source/stereocombiner.h
+++ b/source/stereocombiner.h
@@ -10,24 +10,37 @@ namespace VR {
 class StereoCombiner
 {
 protected:
-	unsigned width_div;
-	unsigned height_div;
-	bool keep_aspect;
+	struct Frustum
+	{
+		float left;
+		float right;
+		float bottom;
+		float top;
+
+		Frustum();
+		Frustum(float, float, float, float);
+	};
+
+	unsigned target_width;
+	unsigned target_height;
+	float render_aspect;
 	Geometry::Angle<float> fov;
-	float oversize;
 	float frustum_skew;
 
 	StereoCombiner();
 public:
 	virtual ~StereoCombiner() { }
 
-	unsigned get_width_divisor() const { return width_div; }
-	unsigned get_height_divisor() const { return height_div; }
-	bool is_aspect_kept() const { return keep_aspect; }
+protected:
+	void configure_eye_frustums(const Frustum &, const Frustum &);
+public:
+	float get_target_width() const { return target_width; }
+	float get_target_height() const { return target_height; }
+	float get_render_aspect() const { return render_aspect; }
 	const Geometry::Angle<float> &get_field_of_view() const { return fov; }
-	float get_oversize() const { return oversize; }
 	float get_frustum_skew() const { return frustum_skew; }
 
+	virtual void prepare() const { }
 	virtual void render(const GL::Texture2D &, const GL::Texture2D &) const = 0;
 };