00001
00005 #ifndef _allegrogl_included_alleggl_h
00006 #define _allegrogl_included_alleggl_h
00007
00008 #include <allegro.h>
00009
00010 #ifdef ALLEGRO_WINDOWS
00011
00012 #ifndef WIN32_LEAN_AND_MEAN
00013 #define WIN32_LEAN_AND_MEAN
00014 #define WIN32_LEAN_AND_MEAN_defined
00015 #endif
00016
00017 #include <winalleg.h>
00018
00019 #ifdef WIN32_LEAN_AND_MEAN_defined
00020 #undef WIN32_LEAN_AND_MEAN_defined
00021 #undef WIN32_LEAN_AND_MEAN
00022 #endif
00023
00024 #endif
00025
00026 #ifdef ALLEGRO_MACOSX
00027
00028 #include <OpenGL/OpenGL.h>
00029 #include <OpenGL/gl.h>
00030 #include <OpenGL/glext.h>
00031
00032 #ifndef GL_GLEXT_PROTOTYPES
00033 #define GL_GLEXT_PROTOTYPES
00034 #endif
00035
00036 #else
00037
00038
00039 #define __glext_h_
00040 #define __glxext_h_
00041 #include <GL/gl.h>
00042 #undef __glext_h_
00043 #undef __glxext_h_
00044
00045 #endif
00046
00047
00048 #include "allegrogl/gl_ext.h"
00049
00050 #ifdef ALLEGRO_WITH_XWINDOWS
00051 #ifndef HAVE_LIBPTHREAD
00052 # error AllegroGL requires Allegro to have pthread support enabled!
00053 #endif
00054 #include <alleggl_config.h>
00055 #endif
00056
00057
00062 #define AGL_VERSION 0
00063 #define AGL_SUB_VERSION 2
00064 #define AGL_WIP_VERSION 4
00065 #define AGL_VERSION_STR "0.2.4"
00066
00069
00070 #if (ALLEGRO_VERSION <= 3)
00071 #error AllegroGL requires Allegro 4.0.0 or later to compile!
00072 #endif
00073 #ifndef GL_VERSION_1_1
00074 #error AllegroGL requires OpenGL 1.1 libraries or later to compile!
00075 #endif
00076
00077
00078 #ifdef __cplusplus
00079 extern "C" {
00080 #endif
00081
00082 #ifdef ALLEGRO_WINDOWS
00083
00084
00085 #ifndef PFD_SWAP_LAYER_BUFFERS
00086 #define PFD_SWAP_LAYER_BUFFERS 0x00000800
00087 #endif
00088
00089 #ifndef PFD_GENERIC_ACCELERATED
00090 #define PFD_GENERIC_ACCELERATED 0x00001000
00091 #endif
00092
00093 #ifndef PFD_SUPPORT_DIRECTDRAW
00094 #define PFD_SUPPORT_DIRECTDRAW 0x00002000
00095 #endif
00096
00097 #ifndef CDS_FULLSCREEN
00098 #define CDS_FULLSCREEN 0x00000004
00099 #endif
00100
00101 #ifndef ENUM_CURRENT_SETTINGS
00102 #define ENUM_CURRENT_SETTINGS ((DWORD)-1)
00103 #endif
00104
00105 #endif
00106
00107
00108 #define AGL_ERROR_SIZE 256
00109 extern char allegro_gl_error[AGL_ERROR_SIZE];
00110
00111
00121 extern int install_allegro_gl(void);
00122 extern void remove_allegro_gl(void);
00123
00124 extern void allegro_gl_flip (void);
00125 extern float allegro_gl_opengl_version();
00126
00135 #define allegro_gl_begin() ;
00136
00145 #define allegro_gl_end() ;
00146
00158 #define AGL_ALLEGRO_FORMAT 0x00000001
00159
00164 #define AGL_RED_DEPTH 0x00000002
00165
00170 #define AGL_GREEN_DEPTH 0x00000004
00171
00176 #define AGL_BLUE_DEPTH 0x00000008
00177
00183 #define AGL_ALPHA_DEPTH 0x00000010
00184
00188 #define AGL_COLOR_DEPTH 0x00000020
00189
00190
00196 #define AGL_ACC_RED_DEPTH 0x00000040
00197
00203 #define AGL_ACC_GREEN_DEPTH 0x00000080
00204
00205
00211 #define AGL_ACC_BLUE_DEPTH 0x00000100
00212
00213
00219 #define AGL_ACC_ALPHA_DEPTH 0x00000200
00220
00225 #define AGL_DOUBLEBUFFER 0x00000400
00226
00234 #define AGL_STEREO 0x00000800
00235
00236
00240 #define AGL_AUX_BUFFERS 0x00001000
00241
00242
00247 #define AGL_Z_DEPTH 0x00002000
00248
00249
00256 #define AGL_STENCIL_DEPTH 0x00004000
00257
00261 #define AGL_WINDOW_X 0x00008000
00262
00265 #define AGL_WINDOW_Y 0x00010000
00266
00275 #define AGL_RENDERMETHOD 0x00020000
00276
00280 #define AGL_FULLSCREEN 0x00040000
00281
00285 #define AGL_WINDOWED 0x00080000
00286
00302 #define AGL_VIDEO_MEMORY_POLICY 0x00100000
00303
00326 #define AGL_SAMPLE_BUFFERS 0x00200000
00327
00334 #define AGL_SAMPLES 0x00400000
00335
00338
00339
00340
00341 #define AGL_CONFIG_RESRVED 0xA000000
00342
00343
00346 #define AGL_DONTCARE 0
00347 #define AGL_SUGGEST -1
00348 #define AGL_REQUIRE -2
00349
00354 #define AGL_KEEP 1
00355 #define AGL_RELEASE 2
00356
00361 extern void allegro_gl_clear_settings (void);
00362 extern void allegro_gl_set (int option, int value);
00363 extern int allegro_gl_get (int option);
00364 extern void allegro_gl_save_settings();
00365 extern void allegro_gl_load_settings();
00382 #if defined DOXYGEN
00383
00388 # define GFX_OPENGL_WINDOWED
00389
00390 # define GFX_OPENGL_FULLSCREEN
00391
00392 #define GFX_OPENGL
00393
00396 #else
00397
00398 #if defined ALLEGROGL_GENERIC_DRIVER
00399
00400
00401 #define GFX_OPENGL_WINDOWED AL_ID('O','G','L','W')
00402 #define GFX_OPENGL_FULLSCREEN AL_ID('O','G','L','F')
00403
00404 #else
00405 #if defined _WIN32
00406
00407 #define GFX_OPENGL_WINDOWED AL_ID('O','G','L','W')
00408 #define GFX_OPENGL_FULLSCREEN AL_ID('O','G','L','F')
00409
00410 #elif defined ALLEGROGL_HAVE_XF86VIDMODE
00411
00412 #define GFX_OPENGL_WINDOWED AL_ID('O','G','L','W')
00413 #define GFX_OPENGL_FULLSCREEN AL_ID('O','G','L','F')
00414
00415 #elif defined ALLEGRO_WITH_XWINDOWS
00416
00417 #define GFX_OPENGL_WINDOWED AL_ID('O','G','L','W')
00418
00419 #elif defined ALLEGRO_MACOSX
00420
00421 #define GFX_OPENGL_WINDOWED AL_ID('O','G','L','W')
00422 #define GFX_OPENGL_FULLSCREEN AL_ID('O','G','L','F')
00423
00424 #else
00425 #warning Unknown or unsupported platform.
00426 #endif
00427 #endif
00428
00429 #define GFX_OPENGL AL_ID('O','G','L','D')
00430
00431 #endif
00432
00433
00434
00435 extern GFX_DRIVER gfx_allegro_gl_default;
00436 #ifdef GFX_OPENGL_WINDOWED
00437 extern GFX_DRIVER gfx_allegro_gl_windowed;
00438 #endif
00439 #ifdef GFX_OPENGL_FULLSCREEN
00440 extern GFX_DRIVER gfx_allegro_gl_fullscreen;
00441 #endif
00442
00443
00444
00445 extern BITMAP *allegro_gl_screen;
00446 extern BITMAP *__allegro_gl_memory;
00447
00448
00454 #define AGL_MODE_DIRECT 0
00455 #define AGL_MODE_DUPLEX 1
00456 #define AGL_MODE_OPAQUE 2
00457 #define AGL_MODE_MASKED 3
00458 #define AGL_MODE_OPAQUE_RT 4
00459 #define AGL_MODE_MASKED_RT 5
00460
00472 extern int allegro_gl_use_mipmapping(int enable);
00473 extern int allegro_gl_use_alpha_channel(int enable);
00474 extern int allegro_gl_flip_texture(int enable);
00475 extern int allegro_gl_check_texture (BITMAP *bmp);
00476 extern int allegro_gl_check_texture_ex(int flags, BITMAP *bmp,
00477 GLint internal_format);
00478 extern GLint allegro_gl_get_texture_format(BITMAP *bmp);
00479 extern GLint allegro_gl_set_texture_format(GLint format);
00480 extern GLenum allegro_gl_get_bitmap_type(BITMAP *bmp);
00481 extern GLenum allegro_gl_get_bitmap_color_format(BITMAP *bmp);
00482 extern GLuint allegro_gl_make_texture (BITMAP *bmp);
00483 extern GLuint allegro_gl_make_masked_texture (BITMAP *bmp);
00484 extern GLuint allegro_gl_make_texture_ex(int flags, BITMAP *bmp,
00485 GLint internal_format);
00486
00487
00490 #define AGL_TEXTURE_MIPMAP 0x01
00491
00495 #define AGL_TEXTURE_HAS_ALPHA 0x02
00496
00501 #define AGL_TEXTURE_FLIP 0x04
00502
00506 #define AGL_TEXTURE_MASKED 0x08
00507
00512 #define AGL_TEXTURE_RESCALE 0x10
00513
00514
00517 #define AGL_TEXTURE_ALPHA_ONLY 0x20
00518
00529 extern int allegro_gl_screen_mode (int newmode);
00530 extern void allegro_gl_set_allegro_mode (void);
00531 extern void allegro_gl_unset_allegro_mode (void);
00532 extern void allegro_gl_set_projection (void);
00533 extern void allegro_gl_unset_projection (void);
00547 extern void allegro_gl_MATRIX_to_GLfloat (MATRIX *m, GLfloat gl[16]);
00548 extern void allegro_gl_MATRIX_to_GLdouble (MATRIX *m, GLdouble gl[16]);
00549 extern void allegro_gl_MATRIX_f_to_GLfloat (MATRIX_f *m, GLfloat gl[16]);
00550 extern void allegro_gl_MATRIX_f_to_GLdouble (MATRIX_f *m, GLdouble gl[16]);
00551
00552 extern void allegro_gl_GLfloat_to_MATRIX (GLfloat gl[16], MATRIX *m);
00553 extern void allegro_gl_GLdouble_to_MATRIX (GLdouble gl[16], MATRIX *m);
00554 extern void allegro_gl_GLfloat_to_MATRIX_f (GLfloat gl[16], MATRIX_f *m);
00555 extern void allegro_gl_GLdouble_to_MATRIX_f (GLdouble gl[16], MATRIX_f *m);
00556
00561 extern void allegro_gl_apply_quat(QUAT *q);
00562 extern void allegro_gl_quat_to_glrotatef(QUAT *q, float *angle,
00563 float *x, float *y, float *z);
00564 extern void allegro_gl_quat_to_glrotated(QUAT *q, double *angle,
00565 double *x, double *y, double *z);
00587
00591 #define AGL_FONT_TYPE_DONT_CARE -1
00592
00602 #define AGL_FONT_TYPE_BITMAP 0
00603
00614 #define AGL_FONT_TYPE_OUTLINE 1
00615
00626 #define AGL_FONT_TYPE_TEXTURED 2
00627
00628
00629
00634 #define AGL_FONT_STYLE_BOLD 1
00635
00639 #define AGL_FONT_STYLE_BLACK 2
00640
00644 #define AGL_FONT_STYLE_ITALIC 4
00645
00649 #define AGL_FONT_STYLE_UNDERLINE 8
00650
00654 #define AGL_FONT_STYLE_STRIKEOUT 16
00655
00661 #define AGL_FONT_STYLE_ANTI_ALIASED 32
00662
00669 #define AGL_FONT_POLYGONS 1
00670
00671
00678 #define AGL_FONT_LINES 2
00679
00680
00681 extern int allegro_gl_printf(FONT *f, float x, float y, float z, int color,
00682 char *format, ...);
00683
00684 extern FONT *allegro_gl_convert_allegro_font(FONT *f, int type, float scale);
00685 extern FONT *allegro_gl_convert_allegro_font_ex(FONT *f, int type, float scale,
00686 GLint format);
00687
00688 extern void allegro_gl_set_font_generation_mode(int mode);
00689 extern FONT *allegro_gl_load_system_font(char *name, int style, int w, int h);
00690 extern FONT *allegro_gl_load_system_font_ex(char *name, int type, int style,
00691 int w, int h, float depth, int start, int end);
00692 extern void allegro_gl_destroy_font(FONT *f);
00693 extern size_t allegro_gl_list_font_textures(FONT *f, GLuint *ids, size_t max_num_id);
00715 #if defined DOXYGEN
00716
00723 #define AGL_DEFINE_PROC_TYPE
00724
00725 #else
00726
00727 extern int allegro_gl_is_extension_supported(const char *);
00728 extern void *allegro_gl_get_proc_address(const char *);
00729
00730 #if defined ALLEGRO_WINDOWS
00731 #define AGL_DEFINE_PROC_TYPE(type, name, args) \
00732 typedef type (APIENTRY * name) args;
00733 #else
00734 #define AGL_DEFINE_PROC_TYPE(type, name, args) \
00735 typedef type (*name) args;
00736 #endif
00737
00738 #endif
00739
00761 extern int algl_do_dialog (DIALOG *dialog, int focus_obj);
00762 extern int algl_popup_dialog (DIALOG *dialog, int focus_obj);
00763 extern void algl_draw_mouse (void);
00764 extern void algl_set_mouse_drawer (void (*user_draw_mouse)(void));
00765 extern int algl_alert(AL_CONST char *s1, AL_CONST char *s2, AL_CONST char *s3,
00766 AL_CONST char *b1, AL_CONST char *b2, int c1, int c2);
00767 extern int algl_alert3(AL_CONST char *s1, AL_CONST char *s2, AL_CONST char *s3,
00768 AL_CONST char *b1, AL_CONST char *b2, AL_CONST char *b3,
00769 int c1, int c2, int c3);
00770 extern int d_algl_viewport_proc(int msg, DIALOG *d, int c);
00771
00776 #ifdef __cplusplus
00777 }
00778 #endif
00779
00780
00781
00782 #ifdef GL_VERSION_1_1
00783 #ifndef GL_TEXTURE_BINDING_2D
00784
00785 #ifdef GL_TEXTURE_2D_BINDING
00786 #define GL_TEXTURE_BINDING_2D GL_TEXTURE_2D_BINDING
00787 #endif
00788
00789 #else
00790
00791 #ifdef GL_TEXTURE_BINDING_2D
00792 #define GL_TEXTURE_2D_BINDING GL_TEXTURE_BINDING_2D
00793 #endif
00794
00795 #endif
00796
00797 #ifndef GL_TEXTURE_BINDING_2D
00798 #warning "GL_TEXTURE_BINDING_2D or GL_TEXTURE_2D_BINDING isn't defined by your"
00799 #warning "OpenGL headers. Make sure you have a genuine set of headers for"
00800 #warning "OpenGL 1.1 (or greater)"
00801 #endif
00802 #endif
00803
00804 #endif
00805