backend now supports 1D, 2D, 3D, and Cubemap texture binding

[xonotic/darkplaces.git] / r_explosion.c

diff --git a/r_explosion.c b/r_explosion.c
index e679ec8ccc16e334973aefe126b0b0d8d6fd3415..168a9ff38304864ded562ab0036c1805c96f09fc 100644 (file)
--- a/r_explosion.c
+++ b/r_explosion.c
@@ -29,7 +29,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #define EXPLOSIONFADESTART (1.5f)
 #define EXPLOSIONFADERATE (3.0f)
 
-float explosiontexcoords[EXPLOSIONVERTS][2];
+float explosiontexcoords[EXPLOSIONVERTS][4];
 int explosiontris[EXPLOSIONTRIS][3];
 int explosionnoiseindex[EXPLOSIONVERTS];
 vec3_t explosionpoint[EXPLOSIONVERTS];
@@ -173,72 +173,76 @@ void R_NewExplosion(vec3_t org)
        }
 }
 
-void R_DrawExplosion(explosion_t *e)
+void R_DrawExplosionCallback(const void *calldata1, int calldata2)
 {
-       int i;
+       int i, numtriangles, numverts;
        float *c, *v, diff[3], centerdir[3], ifog, alpha, dist;
-       rmeshbufferinfo_t m;
+       rmeshstate_t m;
+       const explosion_t *e;
+       e = calldata1;
 
        memset(&m, 0, sizeof(m));
-       m.transparent = true;
        m.blendfunc1 = GL_SRC_ALPHA;
        m.blendfunc2 = GL_ONE;
-       m.numtriangles = EXPLOSIONTRIS;
-       m.numverts = EXPLOSIONVERTS;
        m.tex[0] = R_GetTexture(explosiontexture);
-       if (R_Mesh_Draw_GetBuffer(&m))
+       R_Mesh_Matrix(&r_identitymatrix);
+       R_Mesh_State(&m);
+
+       numtriangles = EXPLOSIONTRIS;
+       numverts = EXPLOSIONVERTS;
+       R_Mesh_ResizeCheck(numverts);
+
+       for (i = 0, v = varray_vertex;i < numverts;i++, v += 4)
        {
-               memcpy(m.index, explosiontris, m.numtriangles * sizeof(int[3]));
-               for (i = 0, v = m.vertex;i < m.numverts;i++, v += 4)
-               {
-                       v[0] = e->vert[i][0];
-                       v[1] = e->vert[i][1];
-                       v[2] = e->vert[i][2];
-               }
-               memcpy(m.texcoords[0], explosiontexcoords, m.numverts * sizeof(float[2]));
-               alpha = e->alpha;
-               VectorSubtract(r_origin, e->origin, centerdir);
-               VectorNormalizeFast(centerdir);
-               if (fogenabled)
-               {
-                       for (i = 0, c = m.color;i < EXPLOSIONVERTS;i++, c += 4)
-                       {
-                               VectorSubtract(e->vert[i], e->origin, diff);
-                               VectorNormalizeFast(diff);
-                               dist = (DotProduct(diff, centerdir) * 6.0f - 4.0f) * alpha;
-                               if (dist > 0)
-                               {
-                                       // use inverse fog alpha
-                                       VectorSubtract(e->vert[i], r_origin, diff);
-                                       ifog = 1 - exp(fogdensity/DotProduct(diff,diff));
-                                       dist = dist * ifog;
-                                       if (dist < 0)
-                                               dist = 0;
-                                       else
-                                               dist *= m.colorscale;
-                               }
-                               else
-                                       dist = 0;
-                               c[0] = c[1] = c[2] = dist;
-                               c[3] = 1;
-                       }
-               }
-               else
+               v[0] = e->vert[i][0];
+               v[1] = e->vert[i][1];
+               v[2] = e->vert[i][2];
+       }
+       memcpy(varray_texcoord[0], explosiontexcoords, numverts * sizeof(float[4]));
+       alpha = e->alpha;
+       VectorSubtract(r_origin, e->origin, centerdir);
+       VectorNormalizeFast(centerdir);
+       if (fogenabled)
+       {
+               for (i = 0, c = varray_color;i < EXPLOSIONVERTS;i++, c += 4)
                {
-                       for (i = 0, c = m.color;i < EXPLOSIONVERTS;i++, c += 4)
+                       VectorSubtract(e->vert[i], e->origin, diff);
+                       VectorNormalizeFast(diff);
+                       dist = (DotProduct(diff, centerdir) * 6.0f - 4.0f) * alpha;
+                       if (dist > 0)
                        {
-                               VectorSubtract(e->vert[i], e->origin, diff);
-                               VectorNormalizeFast(diff);
-                               dist = (DotProduct(diff, centerdir) * 6.0f - 4.0f) * alpha;
+                               // use inverse fog alpha
+                               VectorSubtract(e->vert[i], r_origin, diff);
+                               ifog = 1 - exp(fogdensity/DotProduct(diff,diff));
+                               dist = dist * ifog;
                                if (dist < 0)
                                        dist = 0;
                                else
-                                       dist *= m.colorscale;
-                               c[0] = c[1] = c[2] = dist;
-                               c[3] = 1;
+                                       dist *= r_colorscale;
                        }
+                       else
+                               dist = 0;
+                       c[0] = c[1] = c[2] = dist;
+                       c[3] = 1;
+               }
+       }
+       else
+       {
+               for (i = 0, c = varray_color;i < EXPLOSIONVERTS;i++, c += 4)
+               {
+                       VectorSubtract(e->vert[i], e->origin, diff);
+                       VectorNormalizeFast(diff);
+                       dist = (DotProduct(diff, centerdir) * 6.0f - 4.0f) * alpha;
+                       if (dist < 0)
+                               dist = 0;
+                       else
+                               dist *= r_colorscale;
+                       c[0] = c[1] = c[2] = dist;
+                       c[3] = 1;
                }
        }
+       GL_UseColorArray();
+       R_Mesh_Draw(numverts, numtriangles, explosiontris[0]);
 }
 
 void R_MoveExplosion(explosion_t *e)
@@ -264,7 +268,7 @@ void R_MoveExplosion(explosion_t *e)
                        VectorMA(e->vert[i], frametime, e->vertvel[i], end);
                        if (r_explosionclip.integer)
                        {
-                               if (CL_TraceLine(e->vert[i], end, impact, normal, 0, true) < 1)
+                               if (CL_TraceLine(e->vert[i], end, impact, normal, 0, true, NULL) < 1)
                                {
                                        // clip velocity against the wall
                                        dot = DotProduct(e->vertvel[i], normal) * -1.125f;
@@ -302,6 +306,6 @@ void R_DrawExplosions(void)
                return;
        for (i = 0;i < MAX_EXPLOSIONS;i++)
                if (explosion[i].alpha > 0.01f)
-                       R_DrawExplosion(&explosion[i]);
+                       R_MeshQueue_AddTransparent(explosion[i].origin, R_DrawExplosionCallback, &explosion[i], 0);
 }