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Diffstat (limited to 'source/gameengine/Ketsji/KX_Dome.h')
| -rw-r--r-- | source/gameengine/Ketsji/KX_Dome.h | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/source/gameengine/Ketsji/KX_Dome.h b/source/gameengine/Ketsji/KX_Dome.h new file mode 100644 index 00000000000..786e04b4385 --- /dev/null +++ b/source/gameengine/Ketsji/KX_Dome.h @@ -0,0 +1,183 @@ +/* $Id$ +----------------------------------------------------------------------------- + +This program is free software; you can redistribute it and/or modify it under +the terms of the GNU Lesser General Public License as published by the Free Software +Foundation; either version 2 of the License, or (at your option) any later +version. + +This program 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 Lesser General Public License along with +this program; if not, write to the Free Software Foundation, Inc., 59 Temple +Place - Suite 330, Boston, MA 02111-1307, USA, or go to +http://www.gnu.org/copyleft/lesser.txt. + +Contributor(s): Dalai Felinto + +This source uses some of the ideas and code from Paul Bourke. +Developed as part of a Research and Development project for SAT - La Société des arts technologiques. +----------------------------------------------------------------------------- +*/ + +#if !defined KX_DOME_H +#define KX_DOME_H + +#include "KX_Scene.h" +#include "KX_Camera.h" +#include "DNA_screen_types.h" +#include "RAS_ICanvas.h" +#include "RAS_IRasterizer.h" +#include "RAS_IRenderTools.h" +#include "KX_KetsjiEngine.h" + +#include "GL/glew.h" +#include <vector> + +#include "MEM_guardedalloc.h" +#include "BKE_text.h" +//#include "BLI_blenlib.h" + +//Dome modes: limit hardcoded in buttons_scene.c +#define DOME_FISHEYE 1 +#define DOME_TRUNCATED 2 +#define DOME_PANORAM_SPH 3 +#define DOME_NUM_MODES 4 + + +/// class for render 3d scene +class KX_Dome +{ +public: + /// constructor + KX_Dome ( + RAS_ICanvas* m_canvas, + /// rasterizer + RAS_IRasterizer* m_rasterizer, + /// render tools + RAS_IRenderTools* m_rendertools, + /// engine + KX_KetsjiEngine* m_engine, + + float size, + short res, + short mode, + short angle, + float resbuf, + struct Text* warptext + ); + + /// destructor + virtual ~KX_Dome (void); + + //openGL checks: + bool dlistSupported; + + //openGL names: + GLuint domefacesId[7]; // ID of the images -- room for 7 images, using only 4 for 180º x 360º dome, 6 for panoramic and +1 for warp mesh + GLuint dlistId; // ID of the Display Lists of the images (used as an offset) + + typedef struct { + double u[3], v[3]; + MT_Vector3 verts[3]; //three verts + } DomeFace; + + //mesh warp functions + typedef struct { + double x, y, u, v, i; + } WarpMeshNode; + + struct { + bool usemesh; + int mode; + int n_width, n_height; //nodes width and height + int imagewidth, imageheight; + int bufferwidth, bufferheight; + vector <vector <WarpMeshNode> > nodes; + } warp; + + bool ParseWarpMesh(STR_String text); + + vector <DomeFace> cubetop, cubebottom, cuberight, cubeleft, cubefront, cubeback; //for fisheye + vector <DomeFace> cubeleftback, cuberightback; //for panorama + + int nfacestop, nfacesbottom, nfacesleft, nfacesright, nfacesfront, nfacesback; + int nfacesleftback, nfacesrightback; + + int GetNumberRenders(){return m_numfaces;}; + + void RenderDome(void); + void RenderDomeFrame(KX_Scene* scene, KX_Camera* cam, int i); + void BindImages(int i); + + void SetViewPort(GLuint viewport[4]); + void CalculateFrustum(KX_Camera* cam); + void RotateCamera(KX_Camera* cam, int i); + + //Mesh Creating Functions + void CreateMeshDome180(void); + void CreateMeshDome250(void); + void CreateMeshPanorama(void); + + void SplitFace(vector <DomeFace>& face, int *nfaces); + + void FlattenDome(MT_Vector3 verts[3]); + void FlattenPanorama(MT_Vector3 verts[3]); + + //Draw functions + void GLDrawTriangles(vector <DomeFace>& face, int nfaces); + void GLDrawWarpQuads(void); + void Draw(void); + void DrawDomeFisheye(void); + void DrawPanorama(void); + void DrawDomeWarped(void); + + //setting up openGL + void CreateGLImages(void); + void ClearGLImages(void);//called on resize + bool CreateDL(void); //create Display Lists + void ClearDL(void); //remove Display Lists + + void CalculateCameraOrientation(); + void CalculateImageSize(); //set m_imagesize + + int canvaswidth; + int canvasheight; + +protected: + int m_drawingmode; + + int m_imagesize; + int m_buffersize; // canvas small dimension + int m_numfaces; // 4 to 6 depending on the kind of dome image + int m_numimages; //numfaces +1 if we have warp mesh + + float m_size; // size to adjust + short m_resolution; //resolution to tesselate the mesh + short m_mode; // the mode (truncated, warped, panoramic,...) + short m_angle; //the angle of the fisheye + float m_radangle; //the angle of the fisheye in radians + float m_resbuffer; //the resolution of the buffer + + RAS_Rect m_viewport; + + MT_Matrix4x4 m_projmat; + + MT_Matrix3x3 m_locRot [6];// the rotation matrix + + /// rendered scene + KX_Scene * m_scene; + + /// canvas + RAS_ICanvas* m_canvas; + /// rasterizer + RAS_IRasterizer* m_rasterizer; + /// render tools + RAS_IRenderTools* m_rendertools; + /// engine + KX_KetsjiEngine* m_engine; +}; + +#endif |