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Diffstat (limited to 'fltk/fltk/glut.h')
| -rw-r--r-- | fltk/fltk/glut.h | 490 |
1 files changed, 490 insertions, 0 deletions
diff --git a/fltk/fltk/glut.h b/fltk/fltk/glut.h new file mode 100644 index 0000000..5c87c26 --- /dev/null +++ b/fltk/fltk/glut.h @@ -0,0 +1,490 @@ +// +// "$Id: glut.h 6521 2008-11-12 20:49:58Z spitzak $" +// +// GLUT emulation header file for the Fast Light Tool Kit (FLTK). +// +// Copyright 1998-2006 by Bill Spitzak and others. +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Library General Public +// License as published by the Free Software Foundation; either +// version 2 of the License, or (at your option) any later version. +// +// This library 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 +// Library General Public License for more details. +// +// You should have received a copy of the GNU Library General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 +// USA. +// +// Please report all bugs and problems on the following page: +// +// http://www.fltk.org/str.php +// + +// Emulation of GLUT using fltk. + +// GLUT is Copyright (c) Mark J. Kilgard, 1994, 1995, 1996: +// "This program is freely distributable without licensing fees and is +// provided without guarantee or warrantee expressed or implied. This +// program is -not- in the public domain." + +// Although I have copied the GLUT API, none of my code is based on +// any GLUT implementation details and is therefore covered by the LGPL. + +// FLTK does not include the GLUT drawing functions (such as +// glutWireTeapot()) or the stroke fonts but the declarations for the +// drawing functions are included here because otherwise there is no +// way to get them along with this. To use them you will have to +// link in the original GLUT library, put -lglut *after* -lfltk2. + +// Commented out lines indicate parts of GLUT that are not emulated. + +#ifndef __glut_h__ +# define __glut_h__ + +# include "gl.h" + +//////////////////////////////////////////////////////////////// +// GLUT is emulated using this window class and these static variables +// (plus several more static variables hidden in glut.C): + +# include <fltk/run.h> +# include <fltk/events.h> +# include <fltk/GlWindow.h> +# include <fltk/Cursor.h> +# include <fltk/visual.h> + +namespace fltk { + + class FL_GLUT_API GlutWindow : public fltk::GlWindow { + void _init(); + int mouse_down; + protected: + void draw(); + void draw_overlay(); + int handle(int); + public: // so the inline functions work + int number; + int menu[3]; + void make_current(); + void (*display)(); + void (*overlaydisplay)(); + void (*reshape)(int w, int h); + void (*keyboard)(uchar, int x, int y); + void (*mouse)(int b, int state, int x, int y); + void (*motion)(int x, int y); + void (*passivemotion)(int x, int y); + void (*entry)(int); + void (*visibility)(int); + void (*special)(int, int x, int y); + GlutWindow(int w, int h, const char *); + GlutWindow(int x, int y, int w, int h, const char *); + ~GlutWindow(); + }; +} + +extern FL_GLUT_API fltk::GlutWindow *glut_window; // the current window +extern FL_GLUT_API int glut_menu; // the current menu + +// function pointers that are not per-window: +extern FL_GLUT_API void (*glut_idle_function)(); +extern FL_GLUT_API void (*glut_menustate_function)(int); +extern FL_GLUT_API void (*glut_menustatus_function)(int,int,int); + +//////////////////////////////////////////////////////////////// + +//# define GLUT_API_VERSION This does not match any version of GLUT exactly... + +FL_GLUT_API void glutInit(int *argcp, char **argv); // creates first window + +FL_GLUT_API void glutInitDisplayMode(unsigned int mode); +enum { + GLUT_RGB = fltk::RGB_COLOR, + GLUT_RGBA = fltk::RGB_COLOR, + GLUT_INDEX = fltk::INDEXED_COLOR, + GLUT_SINGLE = fltk::SINGLE_BUFFER, + GLUT_DOUBLE = fltk::DOUBLE_BUFFER, + GLUT_ACCUM = fltk::ACCUM_BUFFER, + GLUT_ALPHA = fltk::ALPHA_BUFFER, + GLUT_DEPTH = fltk::DEPTH_BUFFER, + GLUT_STENCIL = fltk::STENCIL_BUFFER, + GLUT_MULTISAMPLE = fltk::MULTISAMPLE, + GLUT_STEREO = fltk::STEREO +//GLUT_LUMINANCE = 512 +}; + +FL_GLUT_API void glutInitWindowPosition(int x, int y); + +FL_GLUT_API void glutInitWindowSize(int w, int h); + +FL_GLUT_API void glutMainLoop(); + +FL_GLUT_API int glutCreateWindow(const char *title); + +FL_GLUT_API int glutCreateSubWindow(int win, int x, int y, int width, int height); + +FL_GLUT_API void glutDestroyWindow(int win); + +inline void glutPostRedisplay() {glut_window->redraw();} + +FL_GLUT_API void glutPostWindowRedisplay(int win); + +FL_GLUT_API void glutSwapBuffers(); + +inline int glutGetWindow() {return glut_window->number;} + +FL_GLUT_API void glutSetWindow(int win); + +inline void glutSetWindowTitle(const char *t) {glut_window->label(t);} + +inline void glutSetIconTitle(const char *t) {glut_window->iconlabel(t);} + +inline void glutPositionWindow(int x, int y) {glut_window->position(x,y);} + +inline void glutReshapeWindow(int w, int h) {glut_window->resize(w,h);} + +inline void glutPopWindow() {glut_window->show();} + +//inline void glutPushWindow(); + +inline void glutIconifyWindow() {glut_window->iconize();} + +inline void glutShowWindow() {glut_window->show();} + +inline void glutHideWindow() {glut_window->hide();} + +inline void glutFullScreen() {glut_window->fullscreen();} + +inline void glutSetCursor(fltk::Cursor* cursor) {glut_window->cursor(cursor);} +// notice that the numeric values are different than glut: + +//#define GLUT_CURSOR_RIGHT_ARROW +//#define GLUT_CURSOR_LEFT_ARROW +#define GLUT_CURSOR_INFO fltk::CURSOR_HAND +//#define GLUT_CURSOR_DESTROY +#define GLUT_CURSOR_HELP fltk::CURSOR_HELP +//#define GLUT_CURSOR_CYCLE +//#define GLUT_CURSOR_SPRAY +#define GLUT_CURSOR_WAIT fltk::CURSOR_WAIT +#define GLUT_CURSOR_TEXT fltk::CURSOR_INSERT +#define GLUT_CURSOR_CROSSHAIR fltk::CURSOR_CROSS +#define GLUT_CURSOR_UP_DOWN fltk::CURSOR_NS +#define GLUT_CURSOR_TOP_SIDE fltk::CURSOR_NS +#define GLUT_CURSOR_BOTTOM_SIDE fltk::CURSOR_NS +#define GLUT_CURSOR_LEFT_RIGHT fltk::CURSOR_WE +#define GLUT_CURSOR_LEFT_SIDE fltk::CURSOR_WE +#define GLUT_CURSOR_RIGHT_SIDE fltk::CURSOR_WE +#define GLUT_CURSOR_TOP_LEFT_CORNER fltk::CURSOR_NWSE +#define GLUT_CURSOR_TOP_RIGHT_CORNER fltk::CURSOR_NESW +#define GLUT_CURSOR_BOTTOM_RIGHT_CORNER fltk::CURSOR_NWSE +#define GLUT_CURSOR_BOTTOM_LEFT_CORNER fltk::CURSOR_NESW +#define GLUT_CURSOR_INHERIT fltk::CURSOR_DEFAULT +#define GLUT_CURSOR_NONE fltk::CURSOR_NONE +#define GLUT_CURSOR_FULL_CROSSHAIR fltk::CURSOR_CROSS +//inline void glutWarpPointer(int x, int y); + +inline void glutEstablishOverlay() {glut_window->make_overlay_current();} + +inline void glutRemoveOverlay() {glut_window->hide_overlay();} + +inline void glutUseLayer(GLenum layer) { + layer ? glut_window->make_overlay_current() : glut_window->make_current();} +enum {GLUT_NORMAL, GLUT_OVERLAY}; + +inline void glutPostOverlayRedisplay() {glut_window->redraw_overlay();} + +inline void glutShowOverlay() {glut_window->redraw_overlay();} + +inline void glutHideOverlay() {glut_window->hide_overlay();} + +FL_GLUT_API int glutCreateMenu(void (*)(int)); + +FL_GLUT_API void glutDestroyMenu(int menu); + +inline int glutGetMenu() {return glut_menu;} + +inline void glutSetMenu(int m) {glut_menu = m;} + +FL_GLUT_API void glutAddMenuEntry(const char *label, int value); + +FL_GLUT_API void glutAddSubMenu(const char *label, int submenu); + +FL_GLUT_API void glutChangeToMenuEntry(int item, const char *label, int value); + +FL_GLUT_API void glutChangeToSubMenu(int item, const char *label, int submenu); + +FL_GLUT_API void glutRemoveMenuItem(int item); + +inline void glutAttachMenu(int b) {glut_window->menu[b] = glut_menu;} + +inline void glutDetachMenu(int b) {glut_window->menu[b] = 0;} + +inline void glutDisplayFunc(void (*f)()) {glut_window->display = f;} + +inline void glutReshapeFunc(void (*f)(int w, int h)) {glut_window->reshape=f;} + +inline void glutKeyboardFunc(void (*f)(uchar key, int x, int y)) { + glut_window->keyboard = f;} + +inline void glutMouseFunc(void (*f)(int b, int state, int x, int y)) { + glut_window->mouse = f;} +enum { + GLUT_LEFT_BUTTON = 0, + GLUT_MIDDLE_BUTTON = 1, + GLUT_RIGHT_BUTTON = 2, + GLUT_DOWN = 0, + GLUT_UP = 1 +}; + +inline void glutMotionFunc(void (*f)(int x, int y)) {glut_window->motion= f;} + +inline void glutPassiveMotionFunc(void (*f)(int x, int y)) { + glut_window->passivemotion= f;} + +inline void glutEntryFunc(void (*f)(int s)) {glut_window->entry = f;} +enum {GLUT_LEFT, GLUT_ENTERED}; + +inline void glutVisibilityFunc(void (*f)(int s)) {glut_window->visibility=f;} +enum {GLUT_NOT_VISIBLE, GLUT_VISIBLE}; + +FL_GLUT_API void glutIdleFunc(void (*f)()); + +// Warning: this cast may not work on all machines: +inline void glutTimerFunc(unsigned int msec, void (*f)(int), int value) { + fltk::add_timeout(msec*.001f, (fltk::TimeoutHandler)f, (void *)value); +} + +inline void glutMenuStateFunc(void (*f)(int state)) { + glut_menustate_function = f;} + +inline void glutMenuStatusFunc(void (*f)(int status, int x, int y)) { + glut_menustatus_function = f;} +enum {GLUT_MENU_NOT_IN_USE, GLUT_MENU_IN_USE}; + +inline void glutSpecialFunc(void (*f)(int key, int x, int y)) { + glut_window->special = f;} +enum { + GLUT_KEY_F1 = 1, + GLUT_KEY_F2 = 2, + GLUT_KEY_F3 = 3, + GLUT_KEY_F4 = 4, + GLUT_KEY_F5 = 5, + GLUT_KEY_F6 = 6, + GLUT_KEY_F7 = 7, + GLUT_KEY_F8 = 8, + GLUT_KEY_F9 = 9, + GLUT_KEY_F10 = 10, + GLUT_KEY_F11 = 11, + GLUT_KEY_F12 = 12, +// WARNING: Different values than Glut uses: + GLUT_KEY_LEFT = fltk::LeftKey, + GLUT_KEY_UP = fltk::UpKey, + GLUT_KEY_RIGHT = fltk::RightKey, + GLUT_KEY_DOWN = fltk::DownKey, + GLUT_KEY_PAGE_UP = fltk::PageUpKey, + GLUT_KEY_PAGE_DOWN = fltk::PageDownKey, + GLUT_KEY_HOME = fltk::HomeKey, + GLUT_KEY_END = fltk::EndKey, + GLUT_KEY_INSERT = fltk::InsertKey +}; +//inline void glutSpaceballMotionFunc(void (*)(int x, int y, int z)); + +//inline void glutSpaceballRotateFunc(void (*)(int x, int y, int z)); + +//inline void glutSpaceballButtonFunc(void (*)(int button, int state)); + +//inline void glutButtonBoxFunc(void (*)(int button, int state)); + +//inline void glutDialsFunc(void (*)(int dial, int value)); + +//inline void glutTabletMotionFunc(void (*)(int x, int y)); + +//inline void glutTabletButtonFunc(void (*)(int button, int state, int x, int y)); + +inline void glutOverlayDisplayFunc(void (*f)()) { + glut_window->overlaydisplay = f;} + +//inline void glutWindowStatusFunc(void (*)(int state)); +//enum {GLUT_HIDDEN, GLUT_FULLY_RETAINED, GLUT_PARTIALLY_RETAINED, +// GLUT_FULLY_COVERED}; + +//inline void glutSetColor(int, GLfloat red, GLfloat green, GLfloat blue); + +//inline GLfloat glutGetColor(int ndx, int component); +//#define GLUT_RED 0 +//#define GLUT_GREEN 1 +//#define GLUT_BLUE 2 + +//inline void glutCopyColormap(int win); + +// Warning: values are changed from GLUT! +// Also relies on the GL_ symbols having values greater than 100 +int glutGet(GLenum type); +enum { + GLUT_RETURN_ZERO = 0, + GLUT_WINDOW_X, + GLUT_WINDOW_Y, + GLUT_WINDOW_WIDTH, + GLUT_WINDOW_HEIGHT, + GLUT_WINDOW_PARENT, +//GLUT_WINDOW_NUM_CHILDREN, +//GLUT_WINDOW_CURSOR, + GLUT_SCREEN_WIDTH, + GLUT_SCREEN_HEIGHT, +//GLUT_SCREEN_WIDTH_MM, +//GLUT_SCREEN_HEIGHT_MM, + GLUT_MENU_NUM_ITEMS, + GLUT_DISPLAY_MODE_POSSIBLE, + GLUT_INIT_WINDOW_X, + GLUT_INIT_WINDOW_Y, + GLUT_INIT_WINDOW_WIDTH, + GLUT_INIT_WINDOW_HEIGHT, + GLUT_INIT_DISPLAY_MODE, +//GLUT_ELAPSED_TIME, + GLUT_WINDOW_BUFFER_SIZE +}; + +# define GLUT_WINDOW_STENCIL_SIZE GL_STENCIL_BITS +# define GLUT_WINDOW_DEPTH_SIZE GL_DEPTH_BITS +# define GLUT_WINDOW_RED_SIZE GL_RED_BITS +# define GLUT_WINDOW_GREEN_SIZE GL_GREEN_BITS +# define GLUT_WINDOW_BLUE_SIZE GL_BLUE_BITS +# define GLUT_WINDOW_ALPHA_SIZE GL_ALPHA_BITS +# define GLUT_WINDOW_ACCUM_RED_SIZE GL_ACCUM_RED_BITS +# define GLUT_WINDOW_ACCUM_GREEN_SIZE GL_ACCUM_GREEN_BITS +# define GLUT_WINDOW_ACCUM_BLUE_SIZE GL_ACCUM_BLUE_BITS +# define GLUT_WINDOW_ACCUM_ALPHA_SIZE GL_ACCUM_ALPHA_BITS +# define GLUT_WINDOW_DOUBLEBUFFER GL_DOUBLEBUFFER +# define GLUT_WINDOW_RGBA GL_RGBA +# define GLUT_WINDOW_COLORMAP_SIZE GL_INDEX_BITS +# ifdef GL_SAMPLES_SGIS +# define GLUT_WINDOW_NUM_SAMPLES GL_SAMPLES_SGIS +# else +# define GLUT_WINDOW_NUM_SAMPLES GLUT_RETURN_ZERO +# endif +# define GLUT_WINDOW_STEREO GL_STEREO + +//int glutDeviceGet(GLenum type); +//#define GLUT_HAS_KEYBOARD 600 +//#define GLUT_HAS_MOUSE 601 +//#define GLUT_HAS_SPACEBALL 602 +//#define GLUT_HAS_DIAL_AND_BUTTON_BOX 603 +//#define GLUT_HAS_TABLET 604 +//#define GLUT_NUM_MOUSE_BUTTONS 605 +//#define GLUT_NUM_SPACEBALL_BUTTONS 606 +//#define GLUT_NUM_BUTTON_BOX_BUTTONS 607 +//#define GLUT_NUM_DIALS 608 +//#define GLUT_NUM_TABLET_BUTTONS 609 + +// WARNING: these values are different than Glut uses: +enum { + GLUT_ACTIVE_SHIFT = fltk::SHIFT, + GLUT_ACTIVE_CTRL = fltk::CTRL, + GLUT_ACTIVE_ALT = fltk::ALT +}; +inline int glutGetModifiers() {return fltk::event_state() & (GLUT_ACTIVE_SHIFT | GLUT_ACTIVE_CTRL | GLUT_ACTIVE_ALT);} + +int glutLayerGet(GLenum); +# define GLUT_OVERLAY_POSSIBLE 800 +//#define GLUT_LAYER_IN_USE 801 +//#define GLUT_HAS_OVERLAY 802 +# define GLUT_TRANSPARENT_INDEX 803 +# define GLUT_NORMAL_DAMAGED 804 +# define GLUT_OVERLAY_DAMAGED 805 + +//inline int glutVideoResizeGet(GLenum param); +//#define GLUT_VIDEO_RESIZE_POSSIBLE 900 +//#define GLUT_VIDEO_RESIZE_IN_USE 901 +//#define GLUT_VIDEO_RESIZE_X_DELTA 902 +//#define GLUT_VIDEO_RESIZE_Y_DELTA 903 +//#define GLUT_VIDEO_RESIZE_WIDTH_DELTA 904 +//#define GLUT_VIDEO_RESIZE_HEIGHT_DELTA 905 +//#define GLUT_VIDEO_RESIZE_X 906 +//#define GLUT_VIDEO_RESIZE_Y 907 +//#define GLUT_VIDEO_RESIZE_WIDTH 908 +//#define GLUT_VIDEO_RESIZE_HEIGHT 909 + +//inline void glutSetupVideoResizing(); + +//inline void glutStopVideoResizing(); + +//inline void glutVideoResize(int x, int y, int width, int height); + +//inline void glutVideoPan(int x, int y, int width, int height); + +//////////////////////////////////////////////////////////////// +// Emulated GLUT drawing functions: + +// Font argument must be a void* for compatability, so... +extern FL_GLUT_API struct Glut_Bitmap_Font {fltk::Font* font; int size;} + glutBitmap9By15, glutBitmap8By13, glutBitmapTimesRoman10, + glutBitmapTimesRoman24, glutBitmapHelvetica10, glutBitmapHelvetica12, + glutBitmapHelvetica18; +# define GLUT_BITMAP_9_BY_15 (&glutBitmap9By15) +# define GLUT_BITMAP_8_BY_13 (&glutBitmap8By13) +# define GLUT_BITMAP_TIMES_ROMAN_10 (&glutBitmapTimesRoman10) +# define GLUT_BITMAP_TIMES_ROMAN_24 (&glutBitmapTimesRoman24) +# define GLUT_BITMAP_HELVETICA_10 (&glutBitmapHelvetica10) +# define GLUT_BITMAP_HELVETICA_12 (&glutBitmapHelvetica12) +# define GLUT_BITMAP_HELVETICA_18 (&glutBitmapHelvetica18) + +FL_GLUT_API void glutBitmapCharacter(void *font, int character); +FL_GLUT_API int glutBitmapWidth(void *font, int character); +FL_GLUT_API int glutBitmapLength(void *font, const unsigned char* string); + +//////////////////////////////////////////////////////////////// +// GLUT drawing functions. These are NOT emulated but you can +// link in the glut library to get them. This assumes the object +// files in GLUT remain as they currently are so that there are +// not symbol conflicts with the above. + +extern "C" { + +extern int APIENTRY glutExtensionSupported(char *name); + +/* Stroke font constants (use these in GLUT program). */ +# ifdef WIN32 +# define GLUT_STROKE_ROMAN ((void*)0) +# define GLUT_STROKE_MONO_ROMAN ((void*)1) +# else +extern void *glutStrokeRoman; +# define GLUT_STROKE_ROMAN (&glutStrokeRoman) +extern void *glutStrokeMonoRoman; +# define GLUT_STROKE_MONO_ROMAN (&glutStrokeMonoRoman) +# endif + +/* GLUT font sub-API */ +extern void APIENTRY glutStrokeCharacter(void *font, int character); +extern int APIENTRY glutStrokeWidth(void *font, int character); + +/* GLUT pre-built models sub-API */ +extern void APIENTRY glutWireSphere(GLdouble radius, GLint slices, GLint stacks); +extern void APIENTRY glutSolidSphere(GLdouble radius, GLint slices, GLint stacks); +extern void APIENTRY glutWireCone(GLdouble base, GLdouble height, GLint slices, GLint stacks); +extern void APIENTRY glutSolidCone(GLdouble base, GLdouble height, GLint slices, GLint stacks); +extern void APIENTRY glutWireCube(GLdouble size); +extern void APIENTRY glutSolidCube(GLdouble size); +extern void APIENTRY glutWireTorus(GLdouble innerRadius, GLdouble outerRadius, GLint sides, GLint rings); +extern void APIENTRY glutSolidTorus(GLdouble innerRadius, GLdouble outerRadius, GLint sides, GLint rings); +extern void APIENTRY glutWireDodecahedron(); +extern void APIENTRY glutSolidDodecahedron(); +extern void APIENTRY glutWireTeapot(GLdouble size); +extern void APIENTRY glutSolidTeapot(GLdouble size); +extern void APIENTRY glutWireOctahedron(); +extern void APIENTRY glutSolidOctahedron(); +extern void APIENTRY glutWireTetrahedron(); +extern void APIENTRY glutSolidTetrahedron(); +extern void APIENTRY glutWireIcosahedron(); +extern void APIENTRY glutSolidIcosahedron(); + +} + +#endif /* !__glut_h__ */ + +// +// End of "$Id: glut.h 6521 2008-11-12 20:49:58Z spitzak $". +// |