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https://github.com/ZDoom/raze-gles.git
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b8f668aa9b
Patch from Nuke.YKT and Fox. git-svn-id: https://svn.eduke32.com/eduke32@7916 1a8010ca-5511-0410-912e-c29ae57300e0 # Conflicts: # source/build/include/polymost.h # source/build/src/polymost.cpp
305 lines
9.8 KiB
C++
305 lines
9.8 KiB
C++
#ifndef polymost_h_
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# define polymost_h_
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#ifdef USE_OPENGL
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#include "baselayer.h" // glinfo
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#include "glad/glad.h"
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#include "hightile.h"
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#include "mdsprite.h"
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void Polymost_CacheHitList(uint8_t* hash);
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#ifdef __cplusplus
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extern "C" {
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#endif
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class FHardwareTexture;
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typedef struct { uint8_t r, g, b, a; } coltype;
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typedef struct { float r, g, b, a; } coltypef;
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extern bool playing_rr;
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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 double gxyaspect;
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extern float 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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extern float gvrcorrection;
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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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extern void Polymost_prepare_loadboard(void);
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void polymost_outputGLDebugMessage(uint8_t severity, const char* format, ...);
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//void phex(char v, char *s);
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void uploadtexture(FHardwareTexture *tex, int32_t doalloc, vec2_t siz, int32_t texfmt, coltype *pic, vec2_t tsiz, int32_t dameth);
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void uploadbasepalette(int32_t basepalnum);
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void uploadpalswap(int32_t palookupnum);
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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, uint8_t dablend, 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_prepareMirror(int32_t dax, int32_t day, int32_t daz, fix16_t daang, fix16_t dahoriz, int16_t mirrorWall);
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void polymost_completeMirror();
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int32_t polymost_maskWallHasTranslucency(uwalltype const * const wall);
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int32_t polymost_spriteHasTranslucency(uspritetype const * const tspr);
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void polymost_resetVertexPointers(void);
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void polymost_disableProgram(void);
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void polymost_resetProgram(void);
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void polymost_setTexturePosSize(vec4f_t const &texturePosSize);
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void polymost_setHalfTexelSize(vec2f_t const &halfTexelSize);
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char polymost_getClamp();
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void polymost_setClamp(char clamp);
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void polymost_setVisibility(float visibility);
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void polymost_setFogEnabled(char fogEnabled);
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void polymost_useColorOnly(char useColorOnly);
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void polymost_usePaletteIndexing(char usePaletteIndexing);
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void polymost_useDetailMapping(char useDetailMapping);
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void polymost_useGlowMapping(char useGlowMapping);
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void useShaderProgram(uint32_t shaderID);
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float* multiplyMatrix4f(float m0[4*4], const float m1[4*4]);
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void polymost_glinit(void);
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void polymost_glreset(void);
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void polymost_init(void);
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enum {
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INVALIDATE_ALL,
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INVALIDATE_ART,
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INVALIDATE_ALL_NON_INDEXED,
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INVALIDATE_ART_NON_INDEXED
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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 uint8_t alphahackarray[MAXTILES];
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extern int32_t r_usenewshading;
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extern int32_t r_npotwallmode;
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extern int32_t r_brightnesshack;
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extern int32_t polymostcenterhoriz;
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extern int16_t globalpicnum;
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// Compare with polymer_eligible_for_artmap()
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static FORCE_INLINE int32_t eligible_for_tileshades(int32_t const picnum, int32_t const pal)
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{
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return !usehightile || !hicfindsubst(picnum, pal, hictinting[pal].f & HICTINT_ALWAYSUSEART);
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}
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static inline float getshadefactor(int32_t const shade)
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{
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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 (videoGetRenderMode() == REND_POLYMOST && !(globalflags & GLOBAL_NO_GL_TILESHADES) && eligible_for_tileshades(globalpicnum, globalpal))
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return 1.f;
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if (r_usenewshading == 4)
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return max(min(1.f - (shade * shadescale / frealmaxshade), 1.f), 0.f);
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float const shadebound = (float)((shadescale_unbounded || shade>=numshades) ? numshades : numshades-1);
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float const scaled_shade = (float)shade*shadescale;
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float const clamped_shade = min(max(scaled_shade, 0.f), shadebound);
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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 FORCE_INLINE int32_t get_floor_fogpal(usectorptr_t const 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 FORCE_INLINE int32_t get_ceiling_fogpal(usectorptr_t const 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 FORCE_INLINE int32_t fogshade(int32_t const shade, int32_t const pal)
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{
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polytintflags_t const tintflags = hictinting[pal].f;
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return (globalflags & GLOBAL_NO_GL_FOGSHADE || tintflags & HICTINT_NOFOGSHADE) ? 0 : shade;
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}
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static FORCE_INLINE int check_nonpow2(int32_t const 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 FORCE_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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(playing_rr? r_npotwallmode == 1 : r_npotwallmode != 0); // I have no idea which one is more correct...
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}
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static inline float polymost_invsqrt_approximation(float x)
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{
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#ifdef B_LITTLE_ENDIAN
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float const haf = x * .5f;
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union { float f; uint32_t i; } n = { x };
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n.i = 0x5f375a86 - (n.i >> 1);
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return n.f * (1.5f - haf * (n.f * n.f));
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#else
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// this is the comment
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return 1.f / Bsqrtf(x);
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#endif
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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_NOMASK = 0,
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DAMETH_MASK = 1,
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DAMETH_TRANS1 = 2,
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DAMETH_TRANS2 = 3,
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DAMETH_MASKPROPS = 3,
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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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// used internally by polymost_domost
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DAMETH_BACKFACECULL = -1,
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// used internally by uploadtexture
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DAMETH_NODOWNSIZE = 4096,
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DAMETH_HI = 8192,
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DAMETH_NOFIX = 16384,
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DAMETH_NOTEXCOMPRESS = 32768,
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DAMETH_HASALPHA = 65536,
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DAMETH_ONEBITALPHA = 131072,
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DAMETH_ARTIMMUNITY = 262144,
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DAMETH_HASFULLBRIGHT = 524288,
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DAMETH_NPOTWALL = 1048576,
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DAMETH_UPLOADTEXTURE_MASK =
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DAMETH_HI |
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DAMETH_NODOWNSIZE |
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DAMETH_NOFIX |
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DAMETH_NOTEXCOMPRESS |
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DAMETH_HASALPHA |
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DAMETH_ONEBITALPHA |
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DAMETH_ARTIMMUNITY |
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DAMETH_HASFULLBRIGHT |
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DAMETH_NPOTWALL,
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};
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#define DAMETH_NARROW_MASKPROPS(dameth) (((dameth)&(~DAMETH_TRANS1))|(((dameth)&DAMETH_TRANS1)>>1))
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EDUKE32_STATIC_ASSERT(DAMETH_NARROW_MASKPROPS(DAMETH_MASKPROPS) == DAMETH_MASK);
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EDUKE32_STATIC_ASSERT(DAMETH_NARROW_MASKPROPS(DAMETH_CLAMPED) == DAMETH_CLAMPED);
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#define TO_DAMETH_NODOWNSIZE(hicr_flags) (((hicr_flags)&HICR_NODOWNSIZE)<<8)
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EDUKE32_STATIC_ASSERT(TO_DAMETH_NODOWNSIZE(HICR_NODOWNSIZE) == DAMETH_NODOWNSIZE);
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#define TO_DAMETH_NOTEXCOMPRESS(hicr_flags) (((hicr_flags)&HICR_NOTEXCOMPRESS)<<15)
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EDUKE32_STATIC_ASSERT(TO_DAMETH_NOTEXCOMPRESS(HICR_NOTEXCOMPRESS) == DAMETH_NOTEXCOMPRESS);
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#define TO_DAMETH_ARTIMMUNITY(hicr_flags) (((hicr_flags)&HICR_ARTIMMUNITY)<<13)
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EDUKE32_STATIC_ASSERT(TO_DAMETH_ARTIMMUNITY(HICR_ARTIMMUNITY) == DAMETH_ARTIMMUNITY);
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// Do we want a NPOT-y-as-classic texture for this <dameth> and <ysiz>?
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static FORCE_INLINE int polymost_want_npotytex(int32_t dameth, int32_t ysiz)
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{
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return 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 pthtyp_flags {
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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_FORCEFILTER = 64,
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PTH_INVALIDATED = 128,
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PTH_NOTRANSFIX = 256, // fixtransparency() bypassed
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PTH_INDEXED = 512,
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PTH_ONEBITALPHA = 1024,
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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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struct pthtyp_t *ofb; // fullbright pixels
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hicreplctyp *hicr;
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FHardwareTexture * glpic;
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vec2f_t scale;
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vec2_t siz;
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int16_t picnum;
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uint16_t flags; // see pthtyp_flags
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polytintflags_t effects;
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char palnum;
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char shade;
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char skyface;
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} pthtyp;
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// DAMETH -> PTH conversions
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#define TO_PTH_CLAMPED(dameth) (((dameth)&DAMETH_CLAMPED)>>2)
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EDUKE32_STATIC_ASSERT(TO_PTH_CLAMPED(DAMETH_CLAMPED) == PTH_CLAMPED);
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#define TO_PTH_NOTRANSFIX(dameth) ((((~(dameth))&DAMETH_MASK)<<8)&(((~(dameth))&DAMETH_TRANS1)<<7))
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EDUKE32_STATIC_ASSERT(TO_PTH_NOTRANSFIX(DAMETH_NOMASK) == PTH_NOTRANSFIX);
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EDUKE32_STATIC_ASSERT(TO_PTH_NOTRANSFIX(DAMETH_MASK) == 0);
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EDUKE32_STATIC_ASSERT(TO_PTH_NOTRANSFIX(DAMETH_TRANS1) == 0);
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EDUKE32_STATIC_ASSERT(TO_PTH_NOTRANSFIX(DAMETH_MASKPROPS) == 0);
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extern void gloadtile_art(int32_t,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, polytintflags_t);
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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 fcosglobalang, fsinglobalang;
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extern float fxdim, fydim, fydimen, fviewingrange;
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extern char ptempbuf[MAXWALLSB<<1];
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extern hitdata_t polymost_hitdata;
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#include "texcache.h"
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extern void polymost_setupglowtexture(int32_t texunits, FHardwareTexture *tex);
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extern void polymost_setupdetailtexture(int32_t texunits, FHardwareTexture* tex);
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif
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