d393f32eed
* Reverted value of SOUND_MAX_VOLUME
123 lines
3.8 KiB
C
123 lines
3.8 KiB
C
//prototypes opengl functions - Added 9/15/99 Matthew Mueller
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#ifndef _OGL_INIT_H_
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#define _OGL_INIT_H_
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#ifdef __WINDOWS__
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#include <windows.h>
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#include <stddef.h>
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#endif
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#ifdef __WINDOWS__
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#include "loadgl.h"
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int ogl_init_load_library(void);
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#else
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#include <GL/gl.h>
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#endif
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#ifndef GL_VERSION_1_1
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#ifdef GL_EXT_texture
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#define GL_INTENSITY4 GL_INTENSITY4_EXT
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#define GL_INTENSITY8 GL_INTENSITY8_EXT
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#endif
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#endif
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#include "gr.h"
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#include "palette.h"
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#include "types.h"
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#define OGL_TEXTURE_LIST_SIZE 20000
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#define OGL_FLAG_MIPMAP (1 << 0)
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#define OGL_FLAG_NOCOLOR (1 << 1)
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#define OGL_FLAG_ALPHA (1 << 31) // not required for ogl_loadbmtexture, since it uses the BM_FLAG_TRANSPARENT, but is needed for ogl_init_texture.
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typedef struct _ogl_texture {
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GLuint handle;
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GLint internalformat;
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GLenum format;
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int w,h,tw,th,lw;
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int bytesu;
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int bytes;
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GLfloat u,v;
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GLfloat prio;
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int wrapstate;
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fix lastrend;
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unsigned long numrend;
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char wantmip;
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} ogl_texture;
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extern ogl_texture ogl_texture_list[OGL_TEXTURE_LIST_SIZE];
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ogl_texture* ogl_get_free_texture(void);
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void ogl_init_texture(ogl_texture* t, int w, int h, int flags);
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void ogl_init_texture_list_internal(void);
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void ogl_smash_texture_list_internal(void);
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void ogl_vivify_texture_list_internal(void);
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extern int ogl_fullscreen;
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extern int ogl_brightness_ok;
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extern int ogl_brightness_r, ogl_brightness_g, ogl_brightness_b;
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int ogl_setbrightness_internal(void);
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void ogl_do_fullscreen_internal(void);
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extern int ogl_rgba_format;
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extern int gl_initialized;
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extern int GL_needmipmaps;
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extern int GL_TEXTURE_2D_enabled;
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#define OGL_ENABLE2(a,f) {if (a ## _enabled!=1) {f;a ## _enabled=1;}}
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#define OGL_DISABLE2(a,f) {if (a ## _enabled!=0) {f;a ## _enabled=0;}}
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#define OGL_ENABLE(a) OGL_ENABLE2(GL_ ## a,glEnable(GL_ ## a))
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#define OGL_DISABLE(a) OGL_DISABLE2(GL_ ## a,glDisable(GL_ ## a))
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extern int last_width,last_height;
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#define OGL_VIEWPORT(x,y,w,h){if (w!=last_width || h!=last_height){glViewport(x,grd_curscreen->sc_canvas.cv_bitmap.bm_h-y-h,w,h);last_width=w;last_height=h;}}
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//platform specific funcs
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//MSVC seems to have problems with inline funcs not being found during linking
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#ifndef _MSC_VER
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inline
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#endif
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void ogl_swap_buffers_internal(void);
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int ogl_init_window(int x, int y);//create a window/switch modes/etc
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void ogl_destroy_window(void);//destroy window/etc
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void ogl_init(void);//one time initialization
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void ogl_close(void);//one time shutdown
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//generic funcs
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void ogl_loadbmtexture_f(grs_bitmap *bm, int flags);
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void ogl_loadbmtexture(grs_bitmap *bm);
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void ogl_freetexture(ogl_texture *gltexture);
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void ogl_freebmtexture(grs_bitmap *bm);
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void ogl_do_palfx(void);
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void ogl_start_frame(void);
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void ogl_end_frame(void);
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void ogl_set_screen_mode(void);
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void ogl_cache_level_textures(void);
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void ogl_urect(int left,int top,int right,int bot);
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bool ogl_ubitmapm_c(int x, int y,grs_bitmap *bm,int c);
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bool ogl_ubitmapm_cs(int x, int y,int dw, int dh, grs_bitmap *bm,int c, int scale);
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bool ogl_ubitmapm(int x, int y,grs_bitmap *bm);
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bool ogl_ubitblt_i(int dw,int dh,int dx,int dy, int sw, int sh, int sx, int sy, grs_bitmap * src, grs_bitmap * dest, int mipmap);
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bool ogl_ubitblt(int w,int h,int dx,int dy, int sx, int sy, grs_bitmap * src, grs_bitmap * dest);
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void ogl_upixelc(int x, int y, int c);
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void ogl_ulinec(int left,int top,int right,int bot,int c);
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extern unsigned char *ogl_pal;
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#include "3d.h"
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bool g3_draw_tmap_2(int nv,g3s_point **pointlist,g3s_uvl *uvl_list,grs_bitmap *bmbot,grs_bitmap *bm,int orient);
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void ogl_draw_reticle(int cross,int primary,int secondary);
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#define CPAL2Tr(c) ((gr_current_pal[c*3])/63.0)
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#define CPAL2Tg(c) ((gr_current_pal[c*3+1])/63.0)
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#define CPAL2Tb(c) ((gr_current_pal[c*3+2])/63.0)
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#define PAL2Tr(c) ((ogl_pal[c*3])/63.0)
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#define PAL2Tg(c) ((ogl_pal[c*3+1])/63.0)
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#define PAL2Tb(c) ((ogl_pal[c*3+2])/63.0)
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#endif
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