consolidate resizeGL()

6 files changed, 29 insertions, 101 deletions

diff --git a/src/GLView.cc b/src/GLView.cc
index cb1f9c1..c851497 100644
--- a/src/GLView.cc
+++ b/src/GLView.cc
@@ -15,6 +15,18 @@ void GLView::setRenderer(Renderer* r)
 	this->renderer = r;
 }
 
+void GLView::resizeGL(int w, int h)
+{
+#ifdef ENABLE_OPENCSG
+  shaderinfo[9] = w;
+  shaderinfo[10] = h;
+#endif
+  this->width = w;
+  this->height = h;
+  glViewport(0, 0, w, h);
+  w_h_ratio = sqrt((double)w / (double)h);
+}
+
 void GLView::setGimbalCamera(const Eigen::Vector3d &pos, const Eigen::Vector3d &rot, double distance)
 {
 	PRINT("set gimbal camera not implemented");
@@ -68,7 +80,6 @@ void GLView::setupOrtho(bool offset)
 
 /*
 	void initializeGL(); //
-	void resizeGL(int w, int h); //
 
 
 	void paintGL(); //
diff --git a/src/GLView.h b/src/GLView.h
index e98bfe0..aefcfcb 100644
--- a/src/GLView.h
+++ b/src/GLView.h
@@ -1,6 +1,9 @@
 #ifndef GLVIEW_H_
 #define GLVIEW_H_
 
+// A basic OpenGL viewing rectangle.
+// Inherited by QGLview (for QT) and OffscreenView (non-QT)
+
 #include <Eigen/Core>
 #include <Eigen/Geometry>
 #include <string>
@@ -21,9 +24,10 @@ public:
 	Renderer *renderer;
 /*
 	void initializeGL(); //
-	void resizeGL(int w, int h); //
 
 */
+	void resizeGL(int w, int h);
+
 	void setGimbalCamera(const Eigen::Vector3d &pos, const Eigen::Vector3d &rot, double distance);
 	void setupGimbalPerspective();
 	void setupGimbalOrtho(double distance, bool offset=false);
@@ -35,6 +39,8 @@ public:
 	virtual bool save(const char *filename) = 0;
 	virtual std::string getRendererInfo() const = 0;
 
+	size_t width;
+	size_t height;
 	double viewer_distance;//
   double w_h_ratio;//
   bool orthomode;//
@@ -46,12 +52,11 @@ public:
   Eigen::Vector3d camera_eye;
   Eigen::Vector3d camera_center;
 
+#ifdef ENABLE_OPENCSG
+  GLint shaderinfo[11];
+#endif
 /*
 	void paintGL(); //
-	bool save(const char *filename); //
-	//bool save(std::ostream &output); // not implemented in qgl?
-
-	GLint shaderinfo[11];  //
 */
 
 };
diff --git a/src/OffscreenView.cc b/src/OffscreenView.cc
index 837252f..80fa35d 100644
--- a/src/OffscreenView.cc
+++ b/src/OffscreenView.cc
@@ -17,12 +17,14 @@ OffscreenView::OffscreenView(size_t width, size_t height)
 	camera_eye << 0, 0, 0;
 	camera_center << 0, 0, 0;
 
+#ifdef ENABLE_OPENCSG
 	for (int i = 0; i < 10; i++) this->shaderinfo[i] = 0;
+#endif
 	this->ctx = create_offscreen_context(width, height);
 	if ( this->ctx == NULL ) throw -1;
 
 	initializeGL();
-	resizeGL(width, height);
+	GLView::resizeGL(width, height);
 }
 
 OffscreenView::~OffscreenView()
@@ -57,43 +59,6 @@ void OffscreenView::initializeGL()
 
 }
 
-void OffscreenView::resizeGL(int w, int h)
-{
-	this->width = w;
-	this->height = h;
-	glViewport(0, 0, w, h);
-	w_h_ratio = sqrt((double)w / (double)h);
-}
-
-/*void OffscreenView::setupGimbalPerspective()
-{
-	fprintf(stderr, "gimbal camera not implemented in Offscreen View\n");
-}
-
-void OffscreenView::setupGimbalOrtho(double distance, bool offset)
-{
-	fprintf(stderr, "gimbal camera not implemented in Offscreen View\n");
-}
-
-void OffscreenView::setupPerspective()
-{
-	glMatrixMode(GL_PROJECTION);
-	glLoadIdentity();
-	double dist = (this->camera_center - this->camera_eye).norm();
-	gluPerspective(45, w_h_ratio, 0.1*dist, 100*dist);
-}
-
-void OffscreenView::setupOrtho(bool offset)
-{
-	glMatrixMode(GL_PROJECTION);
-	glLoadIdentity();
-	if (offset) glTranslated(-0.8, -0.8, 0);
-	double l = (this->camera_center - this->camera_eye).norm() / 10;
-	glOrtho(-w_h_ratio*l, +w_h_ratio*l,
-					-(1/w_h_ratio)*l, +(1/w_h_ratio)*l,
-					-FAR_FAR_AWAY, +FAR_FAR_AWAY);
-}*/
-
 void OffscreenView::paintGL()
 {
 	glEnable(GL_LIGHTING);
diff --git a/src/OffscreenView.h b/src/OffscreenView.h
index 5842ba2..091470c 100644
--- a/src/OffscreenView.h
+++ b/src/OffscreenView.h
@@ -19,18 +19,13 @@ public:
 	~OffscreenView(); // not
 
 	void initializeGL(); //
-	void resizeGL(int w, int h); //
-
 	void paintGL(); //
-	bool save(const char *filename); //
-	bool save(std::ostream &output); // not implemented in qgl?
-  std::string getRendererInfo() const;
 
-	GLint shaderinfo[11];  //
+	bool save(const char *filename);
+	bool save(std::ostream &output);
+  std::string getRendererInfo() const;
 
 	OffscreenContext *ctx; // not
-	size_t width;  // not
-	size_t height; // not
 };
 
 #endif
diff --git a/src/QGLView.h b/src/QGLView.h
index e53a411..de53779 100644
--- a/src/QGLView.h
+++ b/src/QGLView.h
@@ -41,7 +41,6 @@ public:
 
 public:
 	QLabel *statusLabel;
-	GLint shaderinfo[11];
 
 #ifdef ENABLE_OPENCSG
 	bool opencsg_support;
@@ -67,15 +66,6 @@ private:
 	void initializeGL();
 	void resizeGL(int w, int h);
 
-/*	void setGimbalCamera(const Eigen::Vector3d &pos, const Eigen::Vector3d &rot, double distance);
-	void setupGimbalPerspective();
-	void setupGimbalOrtho(double distance,bool offset=false);
-
-  void setCamera(const Eigen::Vector3d &pos, const Eigen::Vector3d &center);
-	void setupPerspective();
-	void setupOrtho(bool offset=false);
-*/
-
 	void paintGL();
 	void normalizeAngle(GLdouble& angle);
 
diff --git a/src/qglview.cc b/src/qglview.cc
index f303965..d689a96 100644
--- a/src/qglview.cc
+++ b/src/qglview.cc
@@ -324,48 +324,10 @@ void QGLView::display_opencsg_warning()
 
 void QGLView::resizeGL(int w, int h)
 {
-#ifdef ENABLE_OPENCSG
-	shaderinfo[9] = w;
-	shaderinfo[10] = h;
-#endif
-	glViewport(0, 0, w, h);
-	w_h_ratio = sqrt((double)w / (double)h);
-
+	GLView::resizeGL(w,h);
 	GLView::setupGimbalPerspective();
 }
 
-/*void QGLView::setupPerspective()
-{
-	fprintf(stderr,"non-gimbal camera not implemented for qglview\n");
-}
-
-void QGLView::setupOrtho(bool offset)
-{
-	fprintf(stderr,"non-gimbal camera not implemented for qglview\n");
-}
-
-void QGLView::setupGimbalPerspective()
-{
-	glMatrixMode(GL_PROJECTION);
-	glLoadIdentity();
-	glFrustum(-w_h_ratio, +w_h_ratio, -(1/w_h_ratio), +(1/w_h_ratio), +10.0, +FAR_FAR_AWAY);
-	gluLookAt(0.0, -viewer_distance, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0);
-}
-
-void QGLView::setupGimbalOrtho(double distance, bool offset)
-{
-	glMatrixMode(GL_PROJECTION);
-	glLoadIdentity();
-	if(offset)
-		glTranslated(-0.8, -0.8, 0);
-	double l = distance/10;
-	glOrtho(-w_h_ratio*l, +w_h_ratio*l,
-			-(1/w_h_ratio)*l, +(1/w_h_ratio)*l,
-			-FAR_FAR_AWAY, +FAR_FAR_AWAY);
-	gluLookAt(0.0, -viewer_distance, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0);
-}
-*/
-
 void QGLView::paintGL()
 {
 	glEnable(GL_LIGHTING);