mirror of
https://github.com/ZDoom/raze-gles.git
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235 lines
7.4 KiB
C
235 lines
7.4 KiB
C
#ifndef _polymost_h_
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# define _polymost_h_
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#ifdef USE_OPENGL
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#include "glbuild.h"
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#include "hightile.h"
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typedef struct { char r, g, b, a; } coltype;
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extern int32_t rendmode;
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extern float gtang;
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extern float glox1, gloy1;
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extern float gxyaspect, grhalfxdown10x;
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extern float gcosang, gsinang, gcosang2, gsinang2;
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extern float gchang, gshang, gctang, gstang, gvisibility;
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struct glfiltermodes {
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const char *name;
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int32_t min,mag;
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};
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#define NUMGLFILTERMODES 6
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extern struct glfiltermodes glfiltermodes[NUMGLFILTERMODES];
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//void phex(char v, char *s);
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void uploadtexture(int32_t doalloc, int32_t xsiz, int32_t ysiz, int32_t intexfmt, int32_t texfmt, coltype *pic, int32_t tsizx, int32_t tsizy, int32_t dameth);
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void polymost_drawsprite(int32_t snum);
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void polymost_drawmaskwall(int32_t damaskwallcnt);
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void polymost_dorotatesprite(int32_t sx, int32_t sy, int32_t z, int16_t a, int16_t picnum,
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int8_t dashade, char dapalnum, int32_t dastat, uint8_t daalpha, int32_t cx1, int32_t cy1, int32_t cx2, int32_t cy2, int32_t uniqid);
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void polymost_fillpolygon(int32_t npoints);
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void polymost_initosdfuncs(void);
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void polymost_drawrooms(void);
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void polymost_glinit(void);
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void polymost_glreset(void);
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enum {
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INVALIDATE_ALL,
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INVALIDATE_ART
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};
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void gltexinvalidate(int32_t dapicnum, int32_t dapalnum, int32_t dameth);
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void gltexinvalidatetype(int32_t type);
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int32_t polymost_printext256(int32_t xpos, int32_t ypos, int16_t col, int16_t backcol, const char *name, char fontsize);
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extern float curpolygonoffset;
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extern float shadescale;
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extern int32_t shadescale_unbounded;
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extern float alphahackarray[MAXTILES];
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extern int32_t r_usenewshading;
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extern int32_t r_usetileshades;
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extern int32_t r_npotwallmode;
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extern int16_t globalpicnum;
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extern int32_t globalpal;
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// Compare with polymer_eligible_for_artmap()
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static inline int32_t eligible_for_tileshades(int32_t picnum, int32_t pal)
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{
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return (!usehightile || !hicfindsubst(picnum, pal)) &&
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(!usemodels || md_tilehasmodel(picnum, pal) < 0);
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}
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static inline float getshadefactor(int32_t shade)
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{
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int32_t shadebound = (shadescale_unbounded || shade>=numshades) ? numshades : numshades-1;
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float clamped_shade = min(max(shade*shadescale, 0), shadebound);
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// 8-bit tiles, i.e. non-hightiles and non-models, don't get additional
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// glColor() shading with r_usetileshades!
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if (getrendermode() == REND_POLYMOST && r_usetileshades &&
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eligible_for_tileshades(globalpicnum, globalpal))
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return 1.f;
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return ((float)(numshades-clamped_shade))/(float)numshades;
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}
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#define POLYMOST_CHOOSE_FOG_PAL(fogpal, pal) \
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((fogpal) ? (fogpal) : (pal))
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static inline int32_t get_floor_fogpal(const sectortype *sec)
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{
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return POLYMOST_CHOOSE_FOG_PAL(sec->fogpal, sec->floorpal);
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}
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static inline int32_t get_ceiling_fogpal(const sectortype *sec)
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{
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return POLYMOST_CHOOSE_FOG_PAL(sec->fogpal, sec->ceilingpal);
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}
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static inline int32_t fogpal_shade(const sectortype *sec, int32_t shade)
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{
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// When fogging is due to sector[].fogpal, don't make the fog parameters
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// depend on the shade of the object.
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return sec->fogpal ? 0 : shade;
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}
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static inline int check_nonpow2(int32_t x)
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{
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return (x > 1 && (x&(x-1)));
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}
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// Are we using the mode that uploads non-power-of-two wall textures like they
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// render in classic?
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static inline int polymost_is_npotmode(void)
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{
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// The glinfo.texnpot check is so we don't have to deal with that case in
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// gloadtile_art().
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return glinfo.texnpot &&
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// r_npotwallmode is NYI for hightiles. We require r_hightile off
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// because in calc_ypanning(), the repeat would be multiplied by a
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// factor even if no modified texture were loaded.
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!usehightile &&
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#ifdef NEW_MAP_FORMAT
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g_loadedMapVersion < 10 &&
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#endif
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r_npotwallmode;
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}
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// Flags of the <dameth> argument of various functions
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enum {
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DAMETH_CLAMPED = 4,
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DAMETH_WALL = 32, // signals a texture for a wall (for r_npotwallmode)
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DAMETH_NOCOMPRESS = 4096,
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DAMETH_HI = 8192,
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};
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// DAMETH_CLAMPED -> PTH_CLAMPED conversion
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#define TO_PTH_CLAMPED(dameth) ((((dameth)&4))>>2)
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// Do we want a NPOT-y-as-classic texture for this <dameth> and <ysiz>?
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static inline int polymost_want_npotytex(int32_t dameth, int32_t ysiz)
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{
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return getrendermode() != REND_POLYMER && // r_npotwallmode NYI in Polymer
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polymost_is_npotmode() && (dameth&DAMETH_WALL) && check_nonpow2(ysiz);
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}
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// pthtyp pth->flags bits
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enum {
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PTH_CLAMPED = 1,
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PTH_HIGHTILE = 2,
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PTH_SKYBOX = 4,
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PTH_HASALPHA = 8,
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PTH_HASFULLBRIGHT = 16,
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PTH_NPOTWALL = DAMETH_WALL, // r_npotwallmode=1 generated texture
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PTH_INVALIDATED = 128,
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};
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typedef struct pthtyp_t
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{
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struct pthtyp_t *next;
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uint32_t glpic;
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int16_t picnum;
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char palnum;
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char shade;
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char effects;
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char flags; // 1 = clamped (dameth&4), 2 = hightile, 4 = skybox face, 8 = hasalpha, 16 = hasfullbright, 128 = invalidated
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char skyface;
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hicreplctyp *hicr;
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uint16_t sizx, sizy;
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float scalex, scaley;
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struct pthtyp_t *ofb; // only fullbright
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} pthtyp;
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extern void gloadtile_art(int32_t,int32_t,int32_t,int32_t,pthtyp *,int32_t);
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extern int32_t gloadtile_hi(int32_t,int32_t,int32_t,hicreplctyp *,int32_t,pthtyp *,int32_t,char);
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extern int32_t globalnoeffect;
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extern int32_t drawingskybox;
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extern int32_t hicprecaching;
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extern float gyxscale, gxyaspect, ghalfx, grhalfxdown10;
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extern char ptempbuf[MAXWALLSB<<1];
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static inline void polymost_setupdetailtexture(int32_t *texunits, int32_t tex)
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{
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bglActiveTextureARB(++*texunits);
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bglEnable(GL_TEXTURE_2D);
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bglBindTexture(GL_TEXTURE_2D, tex);
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bglTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB);
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bglTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_MODULATE);
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bglTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_PREVIOUS_ARB);
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bglTexEnvf(GL_TEXTURE_ENV, GL_OPERAND0_RGB_ARB, GL_SRC_COLOR);
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bglTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_TEXTURE);
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bglTexEnvf(GL_TEXTURE_ENV, GL_OPERAND1_RGB_ARB, GL_SRC_COLOR);
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bglTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE);
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bglTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_PREVIOUS_ARB);
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bglTexEnvf(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA_ARB, GL_SRC_ALPHA);
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bglTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_ARB, 2.0f);
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bglTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_REPEAT);
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bglTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_REPEAT);
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}
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static inline void polymost_setupglowtexture(int32_t *texunits, int32_t tex)
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{
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bglActiveTextureARB(++*texunits);
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bglEnable(GL_TEXTURE_2D);
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bglBindTexture(GL_TEXTURE_2D, tex);
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bglTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_ARB);
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bglTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_RGB_ARB, GL_INTERPOLATE_ARB);
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bglTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_RGB_ARB, GL_PREVIOUS_ARB);
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bglTexEnvf(GL_TEXTURE_ENV, GL_OPERAND0_RGB_ARB, GL_SRC_COLOR);
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bglTexEnvf(GL_TEXTURE_ENV, GL_SOURCE1_RGB_ARB, GL_TEXTURE);
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bglTexEnvf(GL_TEXTURE_ENV, GL_OPERAND1_RGB_ARB, GL_SRC_COLOR);
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bglTexEnvf(GL_TEXTURE_ENV, GL_SOURCE2_RGB_ARB, GL_TEXTURE);
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bglTexEnvf(GL_TEXTURE_ENV, GL_OPERAND2_RGB_ARB, GL_ONE_MINUS_SRC_ALPHA);
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bglTexEnvf(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_ARB, GL_REPLACE);
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bglTexEnvf(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_ARB, GL_PREVIOUS_ARB);
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bglTexEnvf(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA_ARB, GL_SRC_ALPHA);
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bglTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_REPEAT);
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bglTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_REPEAT);
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}
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#include "texcache.h"
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#endif
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#endif
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