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// -*- c-basic-offset: 4 -*-
/** @file GLViewer.h
*
* @author James Legg
* @author Darko Makreshanski
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _GL_VIEWER_H
#define _GL_VIEWER_H
#include "ViewState.h"
#include "base_wx/platform.h"
#include <wx/glcanvas.h>
#include <utility>
#include <vigra/diff2d.hxx>
class GLRenderer;
class GLPanosphereOverviewRenderer;
class GLPlaneOverviewRenderer;
class TextureManager;
class MeshManager;
class ToolHelper;
class PreviewToolHelper;
class OverviewToolHelper;
class PanosphereOverviewToolHelper;
class PlaneOverviewToolHelper;
class GLPreviewFrame;
/** A wxWidget to display the fast preview.
* It is the OpenGL equivalent of PreviewPanel.
* The actual work in rendering the preview is done by a GLRenderer.
*/
class GLViewer: public wxGLCanvas
{
public:
GLViewer(
wxWindow* parent,
PT::Panorama &pano,
int args[],
GLPreviewFrame *frame,
wxGLContext * shared_context = NULL
);
virtual ~GLViewer();
void RedrawE(wxPaintEvent& e);
void Resized(wxSizeEvent& e);
void Redraw();
static void RefreshWrapper(void *obj);
void SetUpContext();
void SetPhotometricCorrect(bool state);
virtual void SetLayoutMode(bool state);
virtual void SetLayoutScale(double scale);
VisualizationState * m_visualization_state;
static ViewState * m_view_state;
void SetActive(bool active) {this->active = active;}
bool IsActive() {return active;}
wxGLContext * GetContext() {return m_glContext;}
protected:
void OnEraseBackground(wxEraseEvent& e);
void MouseMotion(wxMouseEvent& e);
void MouseLeave(wxMouseEvent & e);
void MouseButtons(wxMouseEvent& e);
void MouseWheel(wxMouseEvent& e);
void KeyDown(wxKeyEvent & e);
void KeyUp(wxKeyEvent & e);
DECLARE_EVENT_TABLE()
ToolHelper *m_tool_helper;
GLRenderer *m_renderer;
wxGLContext *m_glContext;
PT::Panorama * m_pano;
virtual void setUp() = 0;
bool started_creation, initialised_glew, redrawing;
vigra::Diff2D offset;
GLPreviewFrame *frame;
bool active;
};
class GLPreview : public GLViewer
{
public:
GLPreview(
wxWindow* parent,
PT::Panorama &pano,
int args[],
GLPreviewFrame *frame,
wxGLContext * shared_context = NULL
) : GLViewer(parent, pano, args, frame, shared_context) {}
void setUp();
};
class GLOverview : public GLViewer
{
public:
GLOverview(
wxWindow* parent,
PT::Panorama &pano,
int args[],
GLPreviewFrame *frame,
wxGLContext * shared_context = NULL
) : GLViewer(parent, pano, args, frame, shared_context) {
panosphere_m_renderer = 0;
plane_m_renderer = 0;
}
void SetPanosphereMode();
void SetPlaneMode();
void setUp();
virtual void SetLayoutMode(bool state);
virtual void SetLayoutScale(double scale);
enum OverviewMode {
PANOSPHERE,
PLANE
};
void SetMode(OverviewMode mode);
OverviewMode GetMode() {return mode;}
protected:
OverviewMode mode;
PanosphereOverviewVisualizationState * panosphere_m_visualization_state;
PanosphereOverviewToolHelper * panosphere_m_tool_helper;
GLPanosphereOverviewRenderer * panosphere_m_renderer;
PlaneOverviewVisualizationState * plane_m_visualization_state;
PlaneOverviewToolHelper * plane_m_tool_helper;
GLPlaneOverviewRenderer * plane_m_renderer;
};
#endif