Fix memory leaks

[libs/vr.git] / source / stereocombiner.h

diff --git a/source/stereocombiner.h b/source/stereocombiner.h
index 5fb8dec7e5154fd716e2a93419ec641f2c204a6a..9dac08c626aa19ce2a04838c12e3347880f752bf 100644 (file)
--- a/source/stereocombiner.h
+++ b/source/stereocombiner.h
@@ -1,36 +1,69 @@
-#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() { }
+       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;
+       virtual bool is_mirroring_supported() const { return false; }
+       void set_mirroring(bool);
+       bool get_mirroring() const { return mirror; }
+
+       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