X-Git-Url: http://git.tdb.fi/?p=libs%2Fvr.git;a=blobdiff_plain;f=source%2Fstereocombiner.h;h=2cfe3eb1f5255f30d6104aacd6c1d734700488da;hp=5fb8dec7e5154fd716e2a93419ec641f2c204a6a;hb=0b9fa4d7eb2acb22f5f4f31bbd508d0216421108;hpb=3d83f3acedfdd428807313986eefaf5bcd64b7e8

diff --git a/source/stereocombiner.h b/source/stereocombiner.h
index 5fb8dec..2cfe3eb 100644
--- a/source/stereocombiner.h
+++ b/source/stereocombiner.h
@@ -1,36 +1,67 @@
-#ifndef MSP_GL_STEREOCOMBINER_H_
-#define MSP_GL_STEREOCOMBINER_H_
+#ifndef MSP_VR_STEREOCOMBINER_H_
+#define MSP_VR_STEREOCOMBINER_H_
 
 #include <msp/geometry/angle.h>
+#include <msp/gl/mesh.h>
+#include <msp/gl/program.h>
+#include <msp/gl/programdata.h>
+#include <msp/gl/texture2d.h>
 
 namespace Msp {
-namespace GL {
-
-class Texture2D;
+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);
+	};
+
+	struct MirrorView
+	{
+		GL::Mesh mesh;
+		GL::Program shader;
+		GL::ProgramData shdata;
+
+		MirrorView();
+	};
+
+	unsigned target_width;
+	unsigned target_height;
+	float render_aspect;
 	Geometry::Angle<float> fov;
-	float oversize;
+	float frustum_skew;
+	MirrorView *mirror;
 
 	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 render(const Texture2D &, const Texture2D &) const = 0;
+	void set_mirroring(bool);
+
+	virtual void prepare() const { }
+	virtual void render(const GL::Texture2D &, const GL::Texture2D &) const = 0;
+protected:
+	void render_mirror(const GL::Texture2D &) const;
 };
 
-} // namespace GL
+} // namespace VR
 } // namespace Msp
 
 #endif