arch/ogl/ogl.c File Reference

#include <GL/gl.h>
#include <GL/glu.h>
#include <string.h>
#include <math.h>
#include "ogl_init.h"
#include "3d.h"
#include "piggy.h"
#include "../../3d/globvars.h"
#include "error.h"
#include "texmap.h"
#include "palette.h"
#include "rle.h"
#include "mono.h"
#include "segment.h"
#include "textures.h"
#include "texmerge.h"
#include "effects.h"
#include "weapon.h"
#include "powerup.h"
#include "polyobj.h"
#include "gamefont.h"

Defines

#define glmprintf(a)
#define M_PI   3.14159
#define OGL_BINDTEXTURE(a)
#define ogl_cache_vclipn_textures(i)   ogl_cache_vclip_textures(&Vclip[i])
#define f2glf(x)   (f2fl(x))

Functions

void ogl_init_texture_stats (ogl_texture *t)
void ogl_init_texture (ogl_texture *t)
void ogl_reset_texture_stats_internal (void)
void ogl_init_texture_list_internal (void)
void ogl_smash_texture_list_internal (void)
void ogl_vivify_texture_list_internal (void)
ogl_texture * ogl_get_free_texture (void)
int ogl_texture_stats (void)
void ogl_clean_texture_cache (void)
void ogl_bindbmtex (grs_bitmap *bm)
void ogl_texwrap (ogl_texture *gltexture, int state)
void ogl_cache_polymodel_textures (int model_num)
void ogl_cache_vclip_textures (vclip *vc)
void ogl_cache_weapon_textures (weapon_info *w)
void ogl_cache_level_textures (void)
bool g3_draw_line (g3s_point *p0, g3s_point *p1)
void ogl_drawcircle2 (int nsides, int type, float xsc, float xo, float ysc, float yo)
void ogl_drawcircle (int nsides, int type)
int circle_list_init (int nsides, int type, int mode)
void ogl_draw_reticle (int cross, int primary, int secondary)
int g3_draw_sphere (g3s_point *pnt, fix rad)
int gr_ucircle (fix xc1, fix yc1, fix r1)
int gr_circle (fix xc1, fix yc1, fix r1)
bool g3_draw_poly (int nv, g3s_point **pointlist)
void gr_upoly_tmap (int nverts, int *vert)
void draw_tmap_flat (grs_bitmap *bm, int nv, g3s_point **vertlist)
bool g3_draw_tmap (int nv, g3s_point **pointlist, g3s_uvl *uvl_list, grs_bitmap *bm)
bool g3_draw_tmap_2 (int nv, g3s_point **pointlist, g3s_uvl *uvl_list, grs_bitmap *bmbot, grs_bitmap *bm, int orient)
bool g3_draw_bitmap (vms_vector *pos, fix width, fix height, grs_bitmap *bm)
bool ogl_ubitmapm_c (int x, int y, grs_bitmap *bm, int c)
bool ogl_ubitmapm (int x, int y, grs_bitmap *bm)
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 transp)
bool ogl_ubitblt (int w, int h, int dx, int dy, int sx, int sy, grs_bitmap *src, grs_bitmap *dest)
bool ogl_ubitblt_tolinear (int w, int h, int dx, int dy, int sx, int sy, grs_bitmap *src, grs_bitmap *dest)
bool ogl_ubitblt_copy (int w, int h, int dx, int dy, int sx, int sy, grs_bitmap *src, grs_bitmap *dest)
void ogl_start_offscreen_render (int x, int y, int w, int h)
void ogl_end_offscreen_render (void)
void ogl_start_frame (void)
void merge_textures_stats (void)
void ogl_end_frame (void)
void ogl_swap_buffers (void)
int tex_format_supported (int iformat, int format)
int pow2ize (int x)
void ogl_filltexbuf (unsigned char *data, GLubyte *texp, int truewidth, int width, int height, int dxo, int dyo, int twidth, int theight, int type, int transp)
int tex_format_verify (ogl_texture *tex)
void tex_set_size1 (ogl_texture *tex, int dbits, int bits, int w, int h)
void tex_set_size (ogl_texture *tex)
void ogl_loadtexture (unsigned char *data, int dxo, int dyo, ogl_texture *tex, int transp)
void ogl_loadbmtexture_m (grs_bitmap *bm, int domipmap)
void ogl_loadbmtexture (grs_bitmap *bm)
void ogl_freetexture (ogl_texture *gltexture)
void ogl_freebmtexture (grs_bitmap *bm)
bool ogl_ubitmapm_cs (int x, int y, int dw, int dh, grs_bitmap *bm, int c, int scale, int orient)
bool ogl_ubitmapm_cf (int x, int y, int dw, int dh, grs_bitmap *bm, int c, int scale)

Variables

unsigned char * ogl_pal = gr_palette
int GL_texmagfilt = GL_NEAREST
int GL_texminfilt = GL_NEAREST
int GL_needmipmaps = 0
int last_width = -1
int last_height = -1
int GL_TEXTURE_2D_enabled = -1
int GL_texclamp_enabled = -1
int gr_renderstats
int gr_badtexture
int ogl_alttexmerge = 1
int ogl_rgba_format = 4
int ogl_intensity4_ok = 1
int ogl_luminance4_alpha4_ok = 1
int ogl_rgba2_ok = 1
int ogl_readpixels_ok = 1
int ogl_gettexlevelparam_ok = 1
int sphereh = 0
int circleh5 = 0
int circleh10 = 0
int cross_lh [2] = {0,0}
int primary_lh [3] = {0,0,0}
int secondary_lh [5] = {0,0,0,0,0}
int bNoDepthTest = 0
ogl_texture ogl_texture_list [OGL_TEXTURE_LIST_SIZE]
int ogl_texture_list_cur
int ogl_mem_target = -1
int r_polyc
int r_tpolyc
int r_bitmapc
int r_ubitmapc
int r_ubitbltc
int r_upixelc
int r_texcount = 0
float bright_g [4] = { 32.0/256, 252.0/256, 32.0/256}
float dark_g [4] = { 32.0/256, 148.0/256, 32.0/256}
float darker_g [4] = { 32.0/256, 128.0/256, 32.0/256}
void(* tmap_drawer_ptr )(grs_bitmap *bm, int nv, g3s_point **vertlist)
grs_canvas * offscreen_save_canv = NULL
grs_canvas * offscreen_canv = NULL
GLubyte texbuf [OGLTEXBUFSIZE]
unsigned char decodebuf [1024 *1024]

Define Documentation

#define f2glf (  x   )     (f2fl(x))
 

#define glmprintf (  a   ) 
 

#define M_PI   3.14159
 

#define OGL_BINDTEXTURE (  a   ) 
 

Value:

if(gr_badtexture>0) glBindTexture(GL_TEXTURE_2D, 0);\
        else glBindTexture(GL_TEXTURE_2D, a);

#define ogl_cache_vclipn_textures (  i   )     ogl_cache_vclip_textures(&Vclip[i])
 

Function Documentation

int circle_list_init (  int  nsides,
int  type,
int  mode
) 
 

void draw_tmap_flat (  grs_bitmap *  bm,
int  nv,
g3s_point **  vertlist
) 
 

bool g3_draw_bitmap (  vms_vector *  pos,
fix  width,
fix  height,
grs_bitmap *  bm
) 
 

bool g3_draw_line (  g3s_point *  p0,
g3s_point *  p1
) 
 

bool g3_draw_poly (  int  nv,
g3s_point **  pointlist
) 
 

int g3_draw_sphere (  g3s_point *  pnt,
fix  rad
) 
 

bool g3_draw_tmap (  int  nv,
g3s_point **  pointlist,
g3s_uvl *  uvl_list,
grs_bitmap *  bm
) 
 

bool g3_draw_tmap_2 (  int  nv,
g3s_point **  pointlist,
g3s_uvl *  uvl_list,
grs_bitmap *  bmbot,
grs_bitmap *  bm,
int  orient
) 
 

int gr_circle (  fix  xc1,
fix  yc1,
fix  r1
) 
 

int gr_ucircle (  fix  xc1,
fix  yc1,
fix  r1
) 
 

void gr_upoly_tmap (  int  nverts,
int *  vert
) 
 

void merge_textures_stats (  void   ) 
 

void ogl_bindbmtex (  grs_bitmap *  bm  ) 
 

void ogl_cache_level_textures (  void   ) 
 

void ogl_cache_polymodel_textures (  int  model_num  ) 
 

void ogl_cache_vclip_textures (  vclip *  vc  ) 
 

void ogl_cache_weapon_textures (  weapon_info *  w  ) 
 

void ogl_clean_texture_cache (  void   ) 
 

void ogl_draw_reticle (  int  cross,
int  primary,
int  secondary
) 
 

void ogl_drawcircle (  int  nsides,
int  type
) 
 

void ogl_drawcircle2 (  int  nsides,
int  type,
float  xsc,
float  xo,
float  ysc,
float  yo
) 
 

void ogl_end_frame (  void   ) 
 

void ogl_end_offscreen_render (  void   ) 
 

void ogl_filltexbuf (  unsigned char *  data,
GLubyte *  texp,
int  truewidth,
int  width,
int  height,
int  dxo,
int  dyo,
int  twidth,
int  theight,
int  type,
int  transp
) 
 

void ogl_freebmtexture (  grs_bitmap *  bm  ) 
 

void ogl_freetexture (  ogl_texture *  gltexture  ) 
 

ogl_texture* ogl_get_free_texture (  void   ) 
 

void ogl_init_texture (  ogl_texture *  t  ) 
 

void ogl_init_texture_list_internal (  void   ) 
 

void ogl_init_texture_stats (  ogl_texture *  t  ) 
 

void ogl_loadbmtexture (  grs_bitmap *  bm  ) 
 

void ogl_loadbmtexture_m (  grs_bitmap *  bm,
int  domipmap
) 
 

void ogl_loadtexture (  unsigned char *  data,
int  dxo,
int  dyo,
ogl_texture *  tex,
int  transp
) 
 

void ogl_reset_texture_stats_internal (  void   ) 
 

void ogl_smash_texture_list_internal (  void   ) 
 

void ogl_start_frame (  void   ) 
 

void ogl_start_offscreen_render (  int  x,
int  y,
int  w,
int  h
) 
 

void ogl_swap_buffers (  void   ) 
 

int ogl_texture_stats (  void   ) 
 

void ogl_texwrap (  ogl_texture *  gltexture,
int  state
) 
 

bool ogl_ubitblt (  int  w,
int  h,
int  dx,
int  dy,
int  sx,
int  sy,
grs_bitmap *  src,
grs_bitmap *  dest
) 
 

bool ogl_ubitblt_copy (  int  w,
int  h,
int  dx,
int  dy,
int  sx,
int  sy,
grs_bitmap *  src,
grs_bitmap *  dest
) 
 

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  transp
) 
 

bool ogl_ubitblt_tolinear (  int  w,
int  h,
int  dx,
int  dy,
int  sx,
int  sy,
grs_bitmap *  src,
grs_bitmap *  dest
) 
 

bool ogl_ubitmapm (  int  x,
int  y,
grs_bitmap *  bm
) 
 

bool ogl_ubitmapm_c (  int  x,
int  y,
grs_bitmap *  bm,
int  c
) 
 

bool ogl_ubitmapm_cf (  int  x,
int  y,
int  dw,
int  dh,
grs_bitmap *  bm,
int  c,
int  scale
) 
 

bool ogl_ubitmapm_cs (  int  x,
int  y,
int  dw,
int  dh,
grs_bitmap *  bm,
int  c,
int  scale,
int  orient
) 
 

void ogl_vivify_texture_list_internal (  void   ) 
 

int pow2ize (  int  x  ) 
 

int tex_format_supported (  int  iformat,
int  format
) 
 

int tex_format_verify (  ogl_texture *  tex  ) 
 

void tex_set_size (  ogl_texture *  tex  ) 
 

void tex_set_size1 (  ogl_texture *  tex,
int  dbits,
int  bits,
int  w,
int  h
) 
 

Variable Documentation

int bNoDepthTest = 0
 

float bright_g[4] = { 32.0/256, 252.0/256, 32.0/256}
 

int circleh10 = 0
 

int circleh5 = 0
 

int cross_lh[2] = {0,0}
 

float dark_g[4] = { 32.0/256, 148.0/256, 32.0/256}
 

float darker_g[4] = { 32.0/256, 128.0/256, 32.0/256}
 

unsigned char decodebuf[1024 *1024]
 

int GL_needmipmaps = 0
 

int GL_texclamp_enabled = -1
 

int GL_texmagfilt = GL_NEAREST
 

int GL_texminfilt = GL_NEAREST
 

int GL_TEXTURE_2D_enabled = -1
 

int gr_badtexture
 

int gr_renderstats
 

int last_height = -1
 

int last_width = -1
 

grs_canvas * offscreen_canv = NULL
 

grs_canvas* offscreen_save_canv = NULL
 

int ogl_alttexmerge = 1
 

int ogl_gettexlevelparam_ok = 1
 

int ogl_intensity4_ok = 1
 

int ogl_luminance4_alpha4_ok = 1
 

int ogl_mem_target = -1
 

unsigned char* ogl_pal = gr_palette
 

int ogl_readpixels_ok = 1
 

int ogl_rgba2_ok = 1
 

int ogl_rgba_format = 4
 

ogl_texture ogl_texture_list[OGL_TEXTURE_LIST_SIZE]
 

int ogl_texture_list_cur
 

int primary_lh[3] = {0,0,0}
 

int r_bitmapc
 

int r_polyc
 

int r_texcount = 0
 

int r_tpolyc
 

int r_ubitbltc
 

int r_ubitmapc
 

int r_upixelc
 

int secondary_lh[5] = {0,0,0,0,0}
 

int sphereh = 0
 

GLubyte texbuf[OGLTEXBUFSIZE]
 

void(* tmap_drawer_ptr)(grs_bitmap *bm, int nv, g3s_point **vertlist)
 

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