Removed unused code
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cholleme
parent
c2bad0e35b
commit
3ef2bafcb5
1 changed files with 9 additions and 370 deletions
379
gl_warp.c
379
gl_warp.c
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@ -148,367 +148,6 @@ void SubdividePolygon (int numverts, float *verts)
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}
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}
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/*
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================
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GL_SubdivideSurface
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Breaks a polygon up along axial 64 unit
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boundaries so that turbulent and sky warps
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can be done reasonably.
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================
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*//*
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void GL_SubdivideSurface (msurface_t *fa)
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{
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vec3_t verts[64];
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int numverts;
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int i;
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int lindex;
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float *vec;
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warpface = fa;
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//
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// convert edges back to a normal polygon
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//
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numverts = 0;
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for (i=0 ; i<fa->numedges ; i++)
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{
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lindex = loadmodel->surfedges[fa->firstedge + i];
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if (lindex > 0)
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vec = loadmodel->vertexes[loadmodel->edges[lindex].v[0]].position;
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else
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vec = loadmodel->vertexes[loadmodel->edges[-lindex].v[1]].position;
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VectorCopy (vec, verts[numverts]);
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numverts++;
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}
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SubdividePolygon (numverts, verts[0]);
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}
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*/
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//=========================================================
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// speed up sin calculations - Ed
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float turbsin[] =
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{
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#include "gl_warp_sin.h"
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};
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#define TURBSCALE (256.0 / (2 * M_PI))
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/*
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=============
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EmitWaterPolys
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Does a water warp on the pre-fragmented glpoly_t chain
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=============
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*/
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void EmitWaterPolys (msurface_t *fa)
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{
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glpoly_t *p;
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float *v;
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int i;
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float s, t, os, ot;
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for (p=fa->polys ; p ; p=p->next)
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{
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glBegin (GL_TRIANGLE_FAN);
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for (i=0,v=(float *)(&globalVertexTable[p->firstvertex]) ; i<p->numverts ; i++, v+=VERTEXSIZE)
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{
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os = v[3];
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ot = v[4];
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s = os + (turbsin[(int)((ot*0.125+realtime) * TURBSCALE) & 255])*0.25;
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s *= (1.0/64);
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t = ot + (turbsin[(int)((os*0.125+realtime) * TURBSCALE) & 255])*0.25;
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t *= (1.0/64);
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glTexCoord2f (s, t);
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if (gl_mtexable)
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qglMultiTexCoord2fARB (GL_TEXTURE1_ARB, s, t);
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glVertex3f (v[0],v[1],v[2]);
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}
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glEnd ();
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}
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}
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float RandomXY(float x, float y, int seedlike)
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{
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float ret;
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int n = (int)x+(int)y*seedlike;
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n = (n<<13)^n;
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ret = (1- ( (n * (n * n * 19417 + 189851) + 4967243) & 4945007) / 3354521.0);
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return ret;
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}
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void EmitMirrorWaterPolys (msurface_t *fa)
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{
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glpoly_t *p;
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float *v;
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int i;
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float s, t, os, ot;
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for (p=fa->polys ; p ; p=p->next)
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{
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glBegin (GL_TRIANGLE_FAN);
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for (i=0,v=(float *)(&globalVertexTable[p->firstvertex]) ; i<p->numverts ; i++, v+=VERTEXSIZE)
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{
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os = v[0];
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ot = v[1];
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//Fake the tex coords a bit so it looks a bit like water
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s = RandomXY(os,ot,57)*turbsin[(int)((ot*0.125+realtime) * TURBSCALE) & 255];
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s *=0.25;
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t = RandomXY(os,ot,63)*turbsin[(int)((ot*0.125+realtime) * TURBSCALE) & 255];
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t *=0.25;
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glTexCoord3f (v[0]+s, v[1]+t, v[2]);
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glVertex3f (v[0],v[1],v[2]);
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}
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glEnd ();
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}
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}
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void EmitMirrorPolys (msurface_t *fa)
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{
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glpoly_t *p;
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float *v;
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int i;
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for (p=fa->polys ; p ; p=p->next)
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{
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glBegin (GL_TRIANGLE_FAN);
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for (i=0,v=(float *)(&globalVertexTable[p->firstvertex]); i<p->numverts ; i++, v+=VERTEXSIZE)
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{
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qglMultiTexCoord2fARB(GL_TEXTURE1_ARB, v[3]/64, v[4]/64);
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glTexCoord3fv(v);
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glVertex3fv(v);
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}
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glEnd ();
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}
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}
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/*
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=============
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PENTA:
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Binds a water shader
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=============
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*/
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/*
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qboolean OverrideFluidTex(char *name)
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{
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if (gl_watershader.value < 1) return false;
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if (r_wateralpha.value == 1) return false;
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if (strstr (name, "water")) {
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glEnable(GL_BLEND);
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//glBlendFunc(GL_DST_COLOR,GL_ONE);
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glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
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GL_Bind(newwatertex);
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glScalef(0.5,0.5,1);
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glTranslatef(-0.025*realtime,-0.025*realtime,0);
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GL_EnableMultitexture() ;
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GL_Bind(newwatertex);
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glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_ADD);
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glTranslatef(0.05*realtime,0.05*realtime,0);
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glScalef(0.25,0.25,1);
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return true;
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}
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if (strstr (name, "tele")) {
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glEnable(GL_BLEND);
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glBlendFunc(GL_ONE,GL_ONE);
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GL_Bind(newteletex);
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glTranslatef(realtime,0.5*realtime,0);
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//glScalef(0.5,0.25,1);
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GL_EnableMultitexture() ;
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GL_Bind(newteletex);
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glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_ADD);
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glTranslatef(-realtime,0.5*realtime,0);
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//glScalef(0.5,0.25,1);
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glFogfv(GL_FOG_COLOR, color_black);
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return true;
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}
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if (strstr (name, "lava")) {
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//lava is never transparent
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glDisable(GL_BLEND);
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GL_Bind(newlavatex);
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glColor4f(1,1,1,1);
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return true;
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}
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if (strstr (name, "slime")) {
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glEnable(GL_BLEND);
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//glBlendFunc(GL_DST_COLOR,GL_ONE);
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glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
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GL_Bind(newslimetex);
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glScalef(0.5,0.5,1);
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glTranslatef(-0.05*realtime,-0.05*realtime,0);
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GL_EnableMultitexture() ;
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GL_Bind(newslimetex);
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glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_ADD);
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glScalef(0.25,0.25,1);
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glTranslatef(0.05*realtime,0.05*realtime,0);
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return true;
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}
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if (strstr (name, "glass")) {
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glEnable(GL_BLEND);
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glBlendFunc(GL_DST_COLOR,GL_ONE);
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GL_Bind(newenvmap);
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glTexGeni(GL_S,GL_TEXTURE_GEN_MODE,GL_SPHERE_MAP);
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glTexGeni(GL_T,GL_TEXTURE_GEN_MODE,GL_SPHERE_MAP);
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glEnable(GL_TEXTURE_GEN_S);
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glEnable(GL_TEXTURE_GEN_T);
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glFogfv(GL_FOG_COLOR, color_black);
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return true;
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}
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return false;
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}
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*/
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/*
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==================
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PENTA:
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Loads textures needed for the fluid shaders
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==================
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*//*
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void InitShaderTex(void)
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{
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newwatertex = EasyTgaLoad("penta/q3water.tga");
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newslimetex = EasyTgaLoad("penta/q3slime.tga");
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newlavatex = EasyTgaLoad("penta/q3lava.tga");
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newteletex = EasyTgaLoad("penta/newtele.tga");
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newenvmap = EasyTgaLoad("penta/q3envmap.tga");
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}
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*/
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/*
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=============
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EmitSkyPolys
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=============
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*/
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void EmitSkyPolys (msurface_t *fa)
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{
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glpoly_t *p;
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float *v;
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int i;
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float s, t;
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vec3_t dir;
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float length;
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for (p=fa->polys ; p ; p=p->next)
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{
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glBegin (GL_TRIANGLE_FAN);
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for (i=0,v=(float *)(&globalVertexTable[p->firstvertex]) ; i<p->numverts ; i++, v+=VERTEXSIZE)
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{
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VectorSubtract (v, r_origin, dir);
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dir[2] *= 3; // flatten the sphere
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length = dir[0]*dir[0] + dir[1]*dir[1] + dir[2]*dir[2];
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length = sqrt (length);
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length = 6*63/length;
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dir[0] *= length;
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dir[1] *= length;
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s = (speedscale + dir[0]) * (1.0/128);
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t = (speedscale + dir[1]) * (1.0/128);
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glTexCoord2f (s, t);
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glVertex3fv (v);
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}
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glEnd ();
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}
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}
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/*
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===============
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EmitBothSkyLayers
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Does a sky warp on the pre-fragmented glpoly_t chain
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This will be called for brushmodels, the world
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will have them chained together.
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===============
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*/
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void EmitBothSkyLayers (msurface_t *fa)
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{
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GL_DisableMultitexture();
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GL_Bind (solidskytexture);
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speedscale = realtime*8;
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speedscale -= (int)speedscale & ~127 ;
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EmitSkyPolys (fa);
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glEnable (GL_BLEND);
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GL_Bind (alphaskytexture);
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speedscale = realtime*16;
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speedscale -= (int)speedscale & ~127 ;
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EmitSkyPolys (fa);
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// glDisable (GL_BLEND);
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}
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//#ifndef QUAKE2
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/*
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=================
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R_DrawSkyChain
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=================
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*/
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/*
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void R_DrawSkyChain (msurface_t *s)
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{
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msurface_t *fa;
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GL_DisableMultitexture();
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glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
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// used when gl_texsort is on
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GL_Bind(solidskytexture);
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speedscale = realtime*8;
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speedscale -= (int)speedscale & ~127 ;
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for (fa=s ; fa ; fa=fa->texturechain)
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EmitSkyPolys (fa);
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glEnable (GL_BLEND);
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GL_Bind (alphaskytexture);
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speedscale = realtime*16;
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speedscale -= (int)speedscale & ~127 ;
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for (fa=s ; fa ; fa=fa->texturechain)
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EmitSkyPolys (fa);
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//glBlendFunc(GL_ZERO,GL_SRC_COLOR);
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glDisable (GL_BLEND);
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}
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#endif
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*/
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/*
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=================================================================
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@ -1538,7 +1177,7 @@ int vec_to_st[6][3] =
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};
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float skymins[2][6], skymaxs[2][6];
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/*
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void DrawSkyPolygon (int nump, vec3_t vecs)
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{
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int i,j;
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@ -1618,8 +1257,8 @@ void DrawSkyPolygon (int nump, vec3_t vecs)
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if (t > skymaxs[1][axis])
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skymaxs[1][axis] = t;
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}
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}
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}*
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/*
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#define MAX_CLIP_VERTS 64
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void ClipSkyPolygon (int nump, vec3_t vecs, int stage)
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{
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@ -1711,14 +1350,14 @@ void ClipSkyPolygon (int nump, vec3_t vecs, int stage)
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ClipSkyPolygon (newc[0], newv[0][0], stage+1);
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ClipSkyPolygon (newc[1], newv[1][0], stage+1);
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}
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*/
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/*
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=================
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R_DrawSkyChain
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=================
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*/
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void R_DrawSkyChain (msurface_t *s)
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{
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//void R_DrawSkyChain (msurface_t *s)
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//{
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/* msurface_t *fa;
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int i;
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@ -1745,14 +1384,14 @@ void R_DrawSkyChain (msurface_t *s)
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ClipSkyPolygon (p->numverts, v, 0);
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}
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}*/
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}
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//}
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/*
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==============
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R_ClearSkyBox
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==============
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*/
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*//*
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void R_ClearSkyBox (void)
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{
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int i;
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@ -1762,7 +1401,7 @@ void R_ClearSkyBox (void)
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skymins[0][i] = skymins[1][i] = 9999;
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skymaxs[0][i] = skymaxs[1][i] = -9999;
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}
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}
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}*/
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void MakeSkyVec (float s, float t, int axis)
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