From 369d8486501e39c538dfaac1707c85171fc140ed Mon Sep 17 00:00:00 2001 From: plagman Date: Sun, 6 Apr 2008 03:00:39 +0000 Subject: [PATCH] Clean stuff for mirrors. git-svn-id: https://svn.eduke32.com/eduke32@696 1a8010ca-5511-0410-912e-c29ae57300e0 --- polymer/build/include/polymer.h | 10 +- polymer/build/src/polymer.c | 517 ++++++++++++++++++-------------- 2 files changed, 302 insertions(+), 225 deletions(-) diff --git a/polymer/build/include/polymer.h b/polymer/build/include/polymer.h index 0fa4f646f..fe0d62c58 100644 --- a/polymer/build/include/polymer.h +++ b/polymer/build/include/polymer.h @@ -78,7 +78,6 @@ typedef struct s_prsector { char floorpal, floorxpanning, floorypanning; char controlstate; // 1: up to date, 2: just allocated - char drawingstate; // 0: fcuk, 1: in queue, 2: todraw, 3: drawn unsigned int invalidid; } _prsector; @@ -128,10 +127,12 @@ void polymer_drawsprite(int snum); # ifdef POLYMER_C +// CORE +static void polymer_displayrooms(short sectnum); +static void polymer_inb4mirror(short sectnum); // SECTORS static int polymer_initsector(short sectnum); static int polymer_updatesector(short sectnum); -void PR_CALLBACK polymer_tesscombine(GLdouble v[3], GLdouble *data[4], GLfloat weight[4], GLdouble **out); void PR_CALLBACK polymer_tesserror(GLenum error); void PR_CALLBACK polymer_tessedgeflag(GLenum error); void PR_CALLBACK polymer_tessvertex(void* vertex, void* sector); @@ -143,8 +144,9 @@ static void polymer_updatewall(short wallnum); static void polymer_drawwall(short wallnum); // HSR static void polymer_pokesector(short sectnum); -static void polymer_extractfrustum(GLdouble* modelview, GLdouble* projection); -static int polymer_portalinfrustum(short wallnum); +static void polymer_extractfrustum(GLdouble* modelview, GLdouble* projection, float* frustum); +static int polymer_portalinfrustum(short wallnum, float* frustum); +static void polymer_scansprites(short sectnum); // SKIES static void polymer_initskybox(void); static void polymer_getsky(void); diff --git a/polymer/build/src/polymer.c b/polymer/build/src/polymer.c index a24614ea1..df5c1bc79 100644 --- a/polymer/build/src/polymer.c +++ b/polymer/build/src/polymer.c @@ -10,6 +10,7 @@ int pr_fov = 426; // appears to be the classic setting. int pr_billboardingmode = 0; int pr_verbosity = 1; // 0: silent, 1: errors and one-times, 2: multiple-times, 3: flood int pr_wireframe = 0; +int pr_mirrordepth = 1; int glerror; @@ -42,30 +43,21 @@ GLfloat horizsprite[4 * 5] = { }; // CONTROL -float pos[3], spos[3]; - -float frustum[5 * 4]; - -int front; -int back; -int firstback; -short sectorqueue[MAXSECTORS]; -short querydelay[MAXSECTORS]; - -GLdouble modelviewmatrix[16]; GLdouble spritemodelview[16]; +GLdouble rootmodelviewmatrix[16]; +GLdouble *curmodelviewmatrix; GLdouble projectionmatrix[16]; -GLint viewport[4]; int updatesectors = 1; +int depth; GLUtesselator* prtess; -int tempverticescount; -GLdouble tempvertice[3]; short cursky; -short viewangle; +short viewangle; + +int rootsectnum; // EXTERNAL FUNCTIONS int polymer_init(void) @@ -128,8 +120,6 @@ void polymer_glinit(void) bglClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); bglViewport(0, 0, xdim, ydim); - bglGetIntegerv(GL_VIEWPORT, viewport); - // texturing bglEnable(GL_TEXTURE_2D); bglTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_REPEAT); @@ -169,6 +159,9 @@ void polymer_glinit(void) bglEnable(GL_CULL_FACE); bglCullFace(GL_BACK); + + // this probably shouldn't be here + depth = 0; } void polymer_loadboard(void) @@ -199,17 +192,12 @@ void polymer_loadboard(void) void polymer_drawrooms(int daposx, int daposy, int daposz, short daang, int dahoriz, short dacursectnum) { short cursectnum; - int i, j; + int i; float ang, horizang, tiltang; - sectortype *sec, *nextsec; - walltype *wal, *nextwal; - spritetype *spr; - GLint result; + float pos[3]; if (pr_verbosity >= 3) OSD_Printf("PR : Drawing rooms...\n"); - viewangle = daang; - ang = (float)(daang) / (2048.0f / 360.0f); horizang = (float)(100 - dahoriz) / (512.0f / 180.0f); tiltang = (gtang * 90.0f); @@ -233,10 +221,7 @@ void polymer_drawrooms(int daposx, int daposy, int daposz, short bglScalef(1.0f / 1000.0f, 1.0f / 16000.0f, 1.0f / 1000.0f); bglTranslatef(-pos[0], -pos[1], -pos[2]); - // get the new modelview - bglGetDoublev(GL_MODELVIEW_MATRIX, modelviewmatrix); - - polymer_extractfrustum(modelviewmatrix, projectionmatrix); + bglGetDoublev(GL_MODELVIEW_MATRIX, rootmodelviewmatrix); cursectnum = dacursectnum; updatesector(daposx, daposy, &cursectnum); @@ -251,6 +236,8 @@ void polymer_drawrooms(int daposx, int daposy, int daposz, short while (i < numsectors) { polymer_updatesector(i); + polymer_drawsector(i); + polymer_scansprites(i); i++; } @@ -258,29 +245,19 @@ void polymer_drawrooms(int daposx, int daposy, int daposz, short while (i < numwalls) { polymer_updatewall(i); - i++; - } - i = 0; - while (i < numsectors) - { - polymer_drawsector(i); - i++; - } - - i = 0; - while (i < numwalls) - { polymer_drawwall(i); i++; } + viewangle = daang; return; } + rootsectnum = dacursectnum; + // unflag all sectors i = 0; while (i < numsectors) { - prsectors[i]->drawingstate = 0; prsectors[i]->controlstate = 0; prsectors[i]->wallsproffset = 0.0f; prsectors[i]->floorsproffset = 0.0f; @@ -293,153 +270,11 @@ void polymer_drawrooms(int daposx, int daposy, int daposz, short i++; } - // GO - front = 0; - back = 0; + // GO! + polymer_displayrooms(dacursectnum); - polymer_pokesector(dacursectnum); - polymer_drawsector(dacursectnum); - prsectors[dacursectnum]->drawingstate = 1; - - sec = §or[dacursectnum]; - wal = &wall[sec->wallptr]; - - // scan sprites - for (j = headspritesect[dacursectnum];j >=0;j = nextspritesect[j]) - { - spr = &sprite[j]; - if ((((spr->cstat&0x8000) == 0) || (showinvisibility)) && - (spr->xrepeat > 0) && (spr->yrepeat > 0) && - (spritesortcnt < MAXSPRITESONSCREEN)) - { - copybufbyte(spr,&tsprite[spritesortcnt],sizeof(spritetype)); - tsprite[spritesortcnt++].owner = j; - } - } - - i = 0; - while (i < sec->wallnum) - { - if ((wallvisible(sec->wallptr + i)) && - (polymer_portalinfrustum(sec->wallptr + i))) - { - polymer_drawwall(sec->wallptr + i); - // mask - if ((wal->cstat&48) == 16) maskwall[maskwallcnt++] = sec->wallptr + i; - //thewall[maskwall[maskwallcnt++]] = sec->wallptr + i; - - if ((wal->nextsector != -1) && - (prsectors[wal->nextsector]->drawingstate == 0)) - { - sectorqueue[back++] = wal->nextsector; - prsectors[wal->nextsector]->drawingstate = 1; - } - } - i++; - wal = &wall[sec->wallptr + i]; - } - - firstback = back; - - while (front != back) - { - if ((front >= firstback) && (pr_occlusionculling) && (!querydelay[sectorqueue[front] + 1])) - { - bglGetQueryObjectivARB(sectorqueue[front] + 1, - GL_QUERY_RESULT_ARB, - &result); - if (!result) - { - front++; - continue; - } - else - querydelay[sectorqueue[front] + 1] = pr_occlusionculling-1; - } - else if ((front >= firstback) && (pr_occlusionculling) && (querydelay[sectorqueue[front] + 1])) - querydelay[sectorqueue[front] + 1]--; - - polymer_pokesector(sectorqueue[front]); - polymer_drawsector(sectorqueue[front]); - - // scan sectors - sec = §or[sectorqueue[front]]; - wal = &wall[sec->wallptr]; - - i = 0; - while (i < sec->wallnum) - { - if ((wallvisible(sec->wallptr + i)) && - (polymer_portalinfrustum(sec->wallptr + i))) - { - polymer_drawwall(sec->wallptr + i); - // mask - if ((wal->cstat&48) == 16) maskwall[maskwallcnt++] = sec->wallptr + i; - //thewall[maskwall[maskwallcnt++]] = sec->wallptr + i; - - if ((wal->nextsector != -1) && - (prsectors[wal->nextsector]->drawingstate == 0)) - { - polymer_pokesector(wal->nextsector); - sectorqueue[back++] = wal->nextsector; - prsectors[wal->nextsector]->drawingstate = 1; - - if (pr_occlusionculling && !querydelay[wal->nextsector + 1]) - { - nextsec = §or[wal->nextsector]; - nextwal = &wall[nextsec->wallptr]; - - bglDisable(GL_TEXTURE_2D); - bglDisable(GL_FOG); - bglColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); - bglDepthMask(GL_FALSE); - - bglBeginQueryARB(GL_SAMPLES_PASSED_ARB, wal->nextsector + 1); - - j = 0; - while (j < nextsec->wallnum) - { - if ((nextwal->nextwall == (sec->wallptr + i)) || - ((nextwal->nextwall != -1) && - (wallvisible(nextwal->nextwall)) && - (polymer_portalinfrustum(nextwal->nextwall)))) - { - bglVertexPointer(3, GL_FLOAT, 5 * sizeof(GLfloat), prwalls[nextwal->nextwall]->portal); - bglDrawArrays(GL_QUADS, 0, 4); - } - - j++; - nextwal = &wall[nextsec->wallptr + j]; - } - bglEndQueryARB(GL_SAMPLES_PASSED_ARB); - - bglDepthMask(GL_TRUE); - bglColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); - - bglEnable(GL_FOG); - bglEnable(GL_TEXTURE_2D); - } - } - } - i++; - wal = &wall[sec->wallptr + i]; - } - - // scan sprites - for (j = headspritesect[sectorqueue[front]];j >=0;j = nextspritesect[j]) - { - spr = &sprite[j]; - if ((((spr->cstat&0x8000) == 0) || (showinvisibility)) && - (spr->xrepeat > 0) && (spr->yrepeat > 0) && - (spritesortcnt < MAXSPRITESONSCREEN)) - { - copybufbyte(spr,&tsprite[spritesortcnt],sizeof(spritetype)); - tsprite[spritesortcnt++].owner = j; - } - } - - front++; - } + viewangle = daang; + curmodelviewmatrix = rootmodelviewmatrix; if (pr_verbosity >= 3) OSD_Printf("PR : Rooms drawn.\n"); } @@ -499,6 +334,7 @@ void polymer_drawsprite(int snum) spritetype *tspr; pthtyp* pth; float color[4], xratio, ang, *curspritedata; + float spos[3]; if (pr_verbosity >= 3) OSD_Printf("PR : Sprite %i...\n", snum); @@ -562,18 +398,18 @@ void polymer_drawsprite(int snum) bglMatrixMode(GL_MODELVIEW); bglPushMatrix(); - spritemodelview[12] = modelviewmatrix[0] * spos[0] + - modelviewmatrix[4] * spos[1] + - modelviewmatrix[8] * spos[2] + - modelviewmatrix[12]; - spritemodelview[13] = modelviewmatrix[1] * spos[0] + - modelviewmatrix[5] * spos[1] + - modelviewmatrix[9] * spos[2] + - modelviewmatrix[13]; - spritemodelview[14] = modelviewmatrix[2] * spos[0] + - modelviewmatrix[6] * spos[1] + - modelviewmatrix[10] * spos[2] + - modelviewmatrix[14]; + spritemodelview[12] = curmodelviewmatrix[0] * spos[0] + + curmodelviewmatrix[4] * spos[1] + + curmodelviewmatrix[8] * spos[2] + + curmodelviewmatrix[12]; + spritemodelview[13] = curmodelviewmatrix[1] * spos[0] + + curmodelviewmatrix[5] * spos[1] + + curmodelviewmatrix[9] * spos[2] + + curmodelviewmatrix[13]; + spritemodelview[14] = curmodelviewmatrix[2] * spos[0] + + curmodelviewmatrix[6] * spos[1] + + curmodelviewmatrix[10] * spos[2] + + curmodelviewmatrix[14]; bglLoadMatrixd(spritemodelview); bglRotatef((gtang * 90.0f), 0.0f, 0.0f, -1.0f); @@ -640,6 +476,202 @@ void polymer_drawsprite(int snum) bglPopMatrix(); } +// CORE +static void polymer_displayrooms(short dacursectnum) +{ + sectortype *sec, *nextsec; + walltype *wal, *nextwal; + int i, j; + GLint result; + int front; + int back; + int firstback; + short sectorqueue[MAXSECTORS]; + short querydelay[MAXSECTORS]; + GLuint queryid[MAXSECTORS]; + short drawingstate[MAXSECTORS]; + GLdouble localmodelviewmatrix[16]; + float frustum[5 * 4]; + + if (depth) + { + curmodelviewmatrix = localmodelviewmatrix; + bglGetDoublev(GL_MODELVIEW_MATRIX, localmodelviewmatrix); + } + else + curmodelviewmatrix = rootmodelviewmatrix; + + polymer_extractfrustum(curmodelviewmatrix, projectionmatrix, frustum); + + memset(querydelay, 0, sizeof(short) * MAXSECTORS); + memset(queryid, 0, sizeof(GLuint) * MAXSECTORS); + memset(drawingstate, 0, sizeof(short) * MAXSECTORS); + + front = 0; + back = 0; + + polymer_pokesector(dacursectnum); + polymer_drawsector(dacursectnum); + polymer_scansprites(dacursectnum); + drawingstate[dacursectnum] = 1; + + sec = §or[dacursectnum]; + wal = &wall[sec->wallptr]; + + i = 0; + while (i < sec->wallnum) + { + if ((wallvisible(sec->wallptr + i)) && + (polymer_portalinfrustum(sec->wallptr + i, frustum))) + { + polymer_drawwall(sec->wallptr + i); + // mask + if ((wal->cstat&48) == 16) maskwall[maskwallcnt++] = sec->wallptr + i; + + if ((wal->nextsector != -1) && + (drawingstate[wal->nextsector] == 0)) + { + sectorqueue[back++] = wal->nextsector; + drawingstate[wal->nextsector] = 1; + } + } + i++; + wal = &wall[sec->wallptr + i]; + } + + firstback = back; + + while (front != back) + { + if ((front >= firstback) && (pr_occlusionculling) && (!querydelay[sectorqueue[front]])) + { + bglGetQueryObjectivARB(queryid[sectorqueue[front]], + GL_QUERY_RESULT_ARB, + &result); + bglDeleteQueriesARB(1, &queryid[sectorqueue[front]]); + if (!result) + { + front++; + continue; + } + else + querydelay[sectorqueue[front]] = pr_occlusionculling-1; + } + else if ((front >= firstback) && (pr_occlusionculling) && (querydelay[sectorqueue[front]])) + querydelay[sectorqueue[front]]--; + + polymer_pokesector(sectorqueue[front]); + polymer_drawsector(sectorqueue[front]); + polymer_scansprites(sectorqueue[front]); + + // scan sectors + sec = §or[sectorqueue[front]]; + wal = &wall[sec->wallptr]; + + i = 0; + while (i < sec->wallnum) + { + if ((wallvisible(sec->wallptr + i)) && + (polymer_portalinfrustum(sec->wallptr + i, frustum))) + { + polymer_drawwall(sec->wallptr + i); + // mask + if ((wal->cstat&48) == 16) maskwall[maskwallcnt++] = sec->wallptr + i; + + if ((wal->nextsector != -1) && + (drawingstate[wal->nextsector] == 0)) + { + polymer_pokesector(wal->nextsector); + sectorqueue[back++] = wal->nextsector; + drawingstate[wal->nextsector] = 1; + + if (pr_occlusionculling && !querydelay[wal->nextsector]) + { + nextsec = §or[wal->nextsector]; + nextwal = &wall[nextsec->wallptr]; + + bglDisable(GL_TEXTURE_2D); + bglDisable(GL_FOG); + bglColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); + bglDepthMask(GL_FALSE); + + bglGenQueriesARB(1, &queryid[wal->nextsector]); + bglBeginQueryARB(GL_SAMPLES_PASSED_ARB, queryid[wal->nextsector]); + + j = 0; + while (j < nextsec->wallnum) + { + if ((nextwal->nextwall == (sec->wallptr + i)) || + ((nextwal->nextwall != -1) && + (wallvisible(nextwal->nextwall)) && + (polymer_portalinfrustum(nextwal->nextwall, frustum)))) + { + bglVertexPointer(3, GL_FLOAT, 5 * sizeof(GLfloat), prwalls[nextwal->nextwall]->portal); + bglDrawArrays(GL_QUADS, 0, 4); + } + + j++; + nextwal = &wall[nextsec->wallptr + j]; + } + bglEndQueryARB(GL_SAMPLES_PASSED_ARB); + + bglDepthMask(GL_TRUE); + bglColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); + + bglEnable(GL_FOG); + bglEnable(GL_TEXTURE_2D); + } + } + } + i++; + wal = &wall[sec->wallptr + i]; + } + front++; + } + + if (depth) + { + drawmasks(); + } +} + +static void polymer_inb4mirror(short sectnum) +{ + float pv; + float normal[3]; + float reflectionmatrix[16]; + + normal[0] = 0.0f; + normal[1] = -1.0f; + normal[2] = 0.0f; + + pv = prsectors[sectnum]->floorbuffer[0] * normal[0] + + prsectors[sectnum]->floorbuffer[1] * normal[1] + + prsectors[sectnum]->floorbuffer[2] * normal[2]; + + reflectionmatrix[0] = 1 - (2 * normal[0] * normal[0]); + reflectionmatrix[1] = -2 * normal[0] * normal[1]; + reflectionmatrix[2] = -2 * normal[0] * normal[2]; + reflectionmatrix[3] = 0; + + reflectionmatrix[4] = -2 * normal[0] * normal[1]; + reflectionmatrix[5] = 1 - (2 * normal[1] * normal[1]); + reflectionmatrix[6] = -2 * normal[1] * normal[2]; + reflectionmatrix[7] = 0; + + reflectionmatrix[8] = -2 * normal[0] * normal[2]; + reflectionmatrix[9] = -2 * normal[1] * normal[2]; + reflectionmatrix[10] = 1 - (2 * normal[2] * normal[2]); + reflectionmatrix[11] = 0; + + reflectionmatrix[12] = 2 * pv * normal[0]; + reflectionmatrix[13] = 2 * pv * normal[1]; + reflectionmatrix[14] = 2 * pv * normal[2]; + reflectionmatrix[15] = 1; + + bglMultMatrixf(reflectionmatrix); +} + // SECTORS static int polymer_initsector(short sectnum) { @@ -907,24 +939,6 @@ finish: return (0); } -void PR_CALLBACK polymer_tesscombine(GLdouble v[3], GLdouble *data[4], GLfloat weight[4], GLdouble **out) -{ - // This callback is called by the tesselator when it detects an intersection between contours (HELLO ROTATING SPOTLIGHT IN E1L1). - GLdouble* ptr; - - UNREFERENCED_PARAMETER(data); - UNREFERENCED_PARAMETER(weight); - - tempvertice[0] = v[0]; - tempvertice[1] = v[1]; - tempvertice[2] = v[2]; - - ptr = tempvertice; - *out = tempvertice; - - if (pr_verbosity >= 2) OSD_Printf("PR : Created additional geometry for sector tesselation.\n"); -} - void PR_CALLBACK polymer_tesserror(GLenum error) { // This callback is called by the tesselator whenever it raises an error. @@ -981,7 +995,6 @@ static int polymer_buildfloor(short sectnum) bgluTessCallback(prtess, GLU_TESS_VERTEX_DATA, polymer_tessvertex); bgluTessCallback(prtess, GLU_TESS_EDGE_FLAG, polymer_tessedgeflag); - //bgluTessCallback(prtess, GLU_TESS_COMBINE, polymer_tesscombine); bgluTessCallback(prtess, GLU_TESS_ERROR, polymer_tesserror); bgluTessProperty(prtess, GLU_TESS_WINDING_RULE, GLU_TESS_WINDING_POSITIVE); @@ -1034,6 +1047,40 @@ static void polymer_drawsector(short sectnum) polymer_updatesector(sectnum); } +// if (depth < 1) +// { +// //bglDisable(GL_DEPTH_TEST); +// bglColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); +// +// bglEnable(GL_STENCIL_TEST); +// bglStencilOp(GL_KEEP, GL_KEEP, GL_INCR); +// bglStencilFunc(GL_EQUAL, 0, 0xffffffff); +// +// bglVertexPointer(3, GL_FLOAT, 5 * sizeof(GLfloat), s->floorbuffer); +// bglTexCoordPointer(2, GL_FLOAT, 5 * sizeof(GLfloat), &s->floorbuffer[3]); +// bglDrawElements(GL_TRIANGLES, s->indicescount, GL_UNSIGNED_SHORT, s->floorindices); +// +// bglColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); +// //bglEnable(GL_DEPTH_TEST); +// +// bglStencilFunc(GL_EQUAL, 1, 0xffffffff); /* draw if stencil ==1 */ +// bglStencilOp(GL_KEEP, GL_KEEP, GL_KEEP); +// +// bglMatrixMode(GL_MODELVIEW); +// bglPushMatrix(); +// polymer_inb4mirror(sectnum); +// bglCullFace(GL_FRONT); +// depth++; +// bglDepthFunc(GL_GREATER); +// polymer_displayrooms(rootsectnum); +// bglDepthFunc(GL_LEQUAL); +// depth--; +// bglCullFace(GL_BACK); +// bglMatrixMode(GL_MODELVIEW); +// bglPopMatrix(); +// //bglDisable(GL_DEPTH_TEST); +// } + // floor if (sec->floorstat & 1) bglColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); @@ -1053,7 +1100,12 @@ static void polymer_drawsector(short sectnum) if (sec->floorstat & 1) bglColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); - +// if (!depth) +// { +// //bglEnable(GL_DEPTH_TEST); +// bglDisable(GL_STENCIL_TEST); +// bglClear(GL_STENCIL_BUFFER_BIT); +// } // ceiling if (sec->ceilingstat & 1) @@ -1135,7 +1187,10 @@ static void polymer_updatewall(short wallnum) nsec = §or[wal->nextsector]; } else + { ns = NULL; + nsec = NULL; + } if (w->wallbuffer == NULL) w->wallbuffer = calloc(4, sizeof(GLfloat) * 5); @@ -1149,6 +1204,8 @@ static void polymer_updatewall(short wallnum) nwallpicnum = wall[nwallnum].picnum; if (picanm[nwallpicnum]&192) nwallpicnum += animateoffs(nwallpicnum,wallnum+16384); } + else + nwallpicnum = 0; if ((w->controlstate != 2) && (w->invalidid == invalid) && @@ -1612,7 +1669,7 @@ static void polymer_pokesector(short sectnum) } } -static void polymer_extractfrustum(GLdouble* modelview, GLdouble* projection) +static void polymer_extractfrustum(GLdouble* modelview, GLdouble* projection, float* frustum) { GLdouble matrix[16]; int i; @@ -1639,7 +1696,7 @@ static void polymer_extractfrustum(GLdouble* modelview, GLdouble* projec if (pr_verbosity >= 3) OSD_Printf("PR : Frustum extracted.\n"); } -static int polymer_portalinfrustum(short wallnum) +static int polymer_portalinfrustum(short wallnum, float* frustum) { int i, j, k; float sqdist; @@ -1669,6 +1726,24 @@ static int polymer_portalinfrustum(short wallnum) return (1); } +static void polymer_scansprites(short sectnum) +{ + int i; + spritetype *spr; + + for (i = headspritesect[sectnum];i >=0;i = nextspritesect[i]) + { + spr = &sprite[i]; + if ((((spr->cstat&0x8000) == 0) || (showinvisibility)) && + (spr->xrepeat > 0) && (spr->yrepeat > 0) && + (spritesortcnt < MAXSPRITESONSCREEN)) + { + copybufbyte(spr,&tsprite[spritesortcnt],sizeof(spritetype)); + tsprite[spritesortcnt++].owner = i; + } + } +} + // SKIES static void polymer_initskybox(void) {