#define EXPLOSIONVERTS ((EXPLOSIONGRID+1)*(EXPLOSIONGRID+1))
#define EXPLOSIONTRIS (EXPLOSIONGRID*EXPLOSIONGRID*2)
#define EXPLOSIONSTARTVELOCITY (256.0f)
-//#define EXPLOSIONSTARTVELOCITY (384.0f)
-//#define EXPLOSIONRANDOMVELOCITY (32.0f)
#define EXPLOSIONFADESTART (1.5f)
-//#define EXPLOSIONFADERATE (4.5f)
#define EXPLOSIONFADERATE (3.0f)
-/*
-#define MAX_EXPLOSIONGAS (MAX_EXPLOSIONS * EXPLOSIONGAS)
-#define EXPLOSIONGAS 8
-#define EXPLOSIONGASSTARTRADIUS (15.0f)
-#define EXPLOSIONGASSTARTVELOCITY (50.0f)
-#define GASDENSITY_SCALER (32768.0f / EXPLOSIONGAS)
-#define GASFADERATE (GASDENSITY_SCALER * EXPLOSIONGAS * 2)
-
-typedef struct explosiongas_s
-{
- float pressure;
- vec3_t origin;
- vec3_t velocity;
-}
-explosiongas_t;
-
-explosiongas_t explosiongas[MAX_EXPLOSIONGAS];
-*/
float explosiontexcoords[EXPLOSIONVERTS][2];
int explosiontris[EXPLOSIONTRIS][3];
void r_explosion_newmap(void)
{
memset(explosion, 0, sizeof(explosion));
-// memset(explosiongas, 0, sizeof(explosiongas));
}
int R_ExplosionVert(int column, int row)
// calculate velocity
dist = noise[explosionnoiseindex[j]] * (1.0f / 255.0f) + 0.5;
VectorScale(explosionspherevertvel[j], dist, explosion[i].vertvel[j]);
- //explosion[i].vertvel[j][0] = explosionspherevertvel[j][0] * dist; + (((float) noise[0][explosionnoiseindex[j]] - 128.0f) * (EXPLOSIONRANDOMVELOCITY / 128.0f));
- //explosion[i].vertvel[j][1] = explosionspherevertvel[j][1] * dist; + (((float) noise[1][explosionnoiseindex[j]] - 128.0f) * (EXPLOSIONRANDOMVELOCITY / 128.0f));
- //explosion[i].vertvel[j][2] = explosionspherevertvel[j][2] * dist; + (((float) noise[2][explosionnoiseindex[j]] - 128.0f) * (EXPLOSIONRANDOMVELOCITY / 128.0f));
}
break;
}
}
-
- /*
- i = 0;
- j = EXPLOSIONGAS;
- while (i < MAX_EXPLOSIONGAS && j > 0)
- {
- while (explosiongas[i].pressure > 0)
- {
- i++;
- if (i >= MAX_EXPLOSIONGAS)
- return;
- }
- VectorRandom(v);
- VectorMA(org, EXPLOSIONGASSTARTRADIUS, v, v);
- TraceLine(org, v, explosiongas[i].origin, NULL, 0, true);
- VectorRandom(v);
- VectorScale(v, EXPLOSIONGASSTARTVELOCITY, explosiongas[i].velocity);
- explosiongas[i].pressure = j * GASDENSITY_SCALER;
- j--;
- }
- */
}
-void R_DrawExplosion(explosion_t *e)
+void R_DrawExplosionCallback(const void *calldata1, int calldata2)
{
int i;
- float c[EXPLOSIONVERTS][4], diff[3], centerdir[3], /*fog, */ifog, alpha, dist/*, centerdist, size, scale*/;
- rmeshinfo_t m;
+ float *c, *v, diff[3], centerdir[3], ifog, alpha, dist;
+ rmeshbufferinfo_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; //_MINUS_SRC_ALPHA;
+ m.blendfunc2 = GL_ONE;
m.numtriangles = EXPLOSIONTRIS;
- m.index = &explosiontris[0][0];
m.numverts = EXPLOSIONVERTS;
- m.vertex = &e->vert[0][0];
- m.vertexstep = sizeof(float[3]);
- alpha = e->alpha;
- //if (alpha > 1)
- // alpha = 1;
- m.cr = 1;
- m.cg = 1;
- m.cb = 1;
- m.ca = 1; //alpha;
- m.color = &c[0][0];
- m.colorstep = sizeof(float[4]);
- VectorSubtract(r_origin, e->origin, centerdir);
- VectorNormalizeFast(centerdir);
- /*
- centerdist = DotProduct(e->origin, centerdir);
- size = 0;
- for (i = 0;i < EXPLOSIONVERTS;i++)
- {
- dist = DotProduct(e->vert[i], centerdir) - centerdist;
- if (size < dist)
- size = dist;
- }
- scale = 4.0f / size;
- */
- if (fogenabled)
+ m.tex[0] = R_GetTexture(explosiontexture);
+ Matrix4x4_CreateIdentity(&m.matrix);
+ if (R_Mesh_Draw_GetBuffer(&m, false))
{
- for (i = 0;i < EXPLOSIONVERTS;i++)
+ 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)
{
- //dist = (DotProduct(e->vert[i], centerdir) - centerdist) * scale - 2.0f;
- VectorSubtract(e->vert[i], e->origin, diff);
- VectorNormalizeFast(diff);
- dist = (DotProduct(diff, centerdir) * 6.0f - 4.0f) * alpha;
- if (dist > 0)
+ for (i = 0, c = m.color;i < EXPLOSIONVERTS;i++, c += 4)
{
- // use inverse fog alpha
- VectorSubtract(e->vert[i], r_origin, diff);
- ifog = 1 - exp(fogdensity/DotProduct(diff,diff));
- dist = dist * ifog;
- if (dist < 0)
+ 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
- dist = 0;
- c[i][0] = c[i][1] = c[i][2] = dist;
- c[i][3] = 1;
}
- }
- else
- {
- for (i = 0;i < EXPLOSIONVERTS;i++)
- {
- //dist = (DotProduct(e->vert[i], centerdir) - centerdist) * scale - 2.0f;
- VectorSubtract(e->vert[i], e->origin, diff);
- VectorNormalizeFast(diff);
- dist = (DotProduct(diff, centerdir) * 6.0f - 4.0f) * alpha;
- if (dist < 0)
- dist = 0;
- c[i][0] = c[i][1] = c[i][2] = dist;
- c[i][3] = 1;
- }
- }
- /*
- if (fogenabled)
- {
- m.color = &c[0][0];
- m.colorstep = sizeof(float[4]);
- for (i = 0;i < EXPLOSIONVERTS;i++)
- {
- // use inverse fog alpha as color
- VectorSubtract(e->vert[i], r_origin, diff);
- ifog = 1 - exp(fogdensity/DotProduct(diff,diff));
- if (ifog < 0)
- ifog = 0;
- c[i][0] = ifog;
- c[i][1] = ifog;
- c[i][2] = ifog;
- c[i][3] = alpha;
- }
- }
- */
- m.tex[0] = R_GetTexture(explosiontexture);
- m.texcoords[0] = &explosiontexcoords[0][0];
- m.texcoordstep[0] = sizeof(float[2]);
-
- R_Mesh_Draw(&m);
-
- /*
- if (fogenabled)
- {
- m.blendfunc1 = GL_SRC_ALPHA;
- m.blendfunc2 = GL_ONE;
- for (i = 0;i < EXPLOSIONVERTS;i++)
+ else
{
- VectorSubtract(e->vert[i], r_origin, diff);
- fog = exp(fogdensity/DotProduct(diff,diff));
- c[i][0] = fogcolor[0];
- c[i][1] = fogcolor[1];
- c[i][2] = fogcolor[2];
- c[i][3] = alpha * fog;
+ 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)
+ dist = 0;
+ else
+ dist *= m.colorscale;
+ c[0] = c[1] = c[2] = dist;
+ c[3] = 1;
+ }
}
- //m.color = &c[0][0];
- //m.colorstep = sizeof(float[4]);
- m.tex[0] = R_GetTexture(explosiontexturefog);
- R_Mesh_Draw(&m);
+ R_Mesh_Render();
}
- */
}
-void R_MoveExplosion(explosion_t *e/*, explosiongas_t **list, explosiongas_t **listend, */)
+void R_MoveExplosion(explosion_t *e)
{
int i;
float dot, frictionscale, end[3], impact[3], normal[3], frametime;
- /*
- vec3_t diff;
- vec_t dist;
- explosiongas_t **l;
- */
+
frametime = cl.time - e->time;
e->time = cl.time;
e->alpha = EXPLOSIONFADESTART - (cl.time - e->starttime) * EXPLOSIONFADERATE;
{
if (e->vertvel[i][0] || e->vertvel[i][1] || e->vertvel[i][2])
{
- //e->vertvel[i][2] += sv_gravity.value * frametime * -0.25f;
VectorScale(e->vertvel[i], frictionscale, e->vertvel[i]);
VectorMA(e->vert[i], frametime, e->vertvel[i], end);
if (r_explosionclip.integer)
else
VectorCopy(end, e->vert[i]);
}
- /*
- for (l = list;l < listend;l++)
- {
- VectorSubtract(e->vert[i], (*l)->origin, diff);
- dist = DotProduct(diff, diff);
- if (dist < 4096 && dist >= 1)
- {
- dist = (*l)->pressure * frametime / dist;
- VectorMA(e->vertvel[i], dist, diff, e->vertvel[i]);
- }
- }
- */
}
for (i = 0;i < EXPLOSIONGRID;i++)
VectorCopy(e->vert[i * (EXPLOSIONGRID + 1)], e->vert[i * (EXPLOSIONGRID + 1) + EXPLOSIONGRID]);
memcpy(e->vert[EXPLOSIONGRID * (EXPLOSIONGRID + 1)], e->vert[0], sizeof(float[3]) * (EXPLOSIONGRID + 1));
}
-/*
-void R_MoveExplosionGas(explosiongas_t *e, explosiongas_t **list, explosiongas_t **listend, float frametime)
-{
- vec3_t end, diff;
- vec_t dist, frictionscale;
- explosiongas_t **l;
- frictionscale = 1 - frametime;
- frictionscale = bound(0, frictionscale, 1);
- if (e->velocity[0] || e->velocity[1] || e->velocity[2])
- {
- end[0] = e->origin[0] + frametime * e->velocity[0];
- end[1] = e->origin[1] + frametime * e->velocity[1];
- end[2] = e->origin[2] + frametime * e->velocity[2];
- if (r_explosionclip.integer)
- {
- float f, dot;
- vec3_t impact, normal;
- f = TraceLine(e->origin, end, impact, normal, 0, true);
- VectorCopy(impact, e->origin);
- if (f < 1)
- {
- // clip velocity against the wall
- dot = DotProduct(e->velocity, normal) * -1.3f;
- e->velocity[0] += normal[0] * dot;
- e->velocity[1] += normal[1] * dot;
- e->velocity[2] += normal[2] * dot;
- }
- }
- else
- {
- VectorCopy(end, e->origin);
- }
- e->velocity[2] += sv_gravity.value * frametime;
- VectorScale(e->velocity, frictionscale, e->velocity);
- }
- for (l = list;l < listend;l++)
- {
- if (*l != e)
- {
- VectorSubtract(e->origin, (*l)->origin, diff);
- dist = DotProduct(diff, diff);
- if (dist < 4096 && dist >= 1)
- {
- dist = (*l)->pressure * frametime / dist;
- VectorMA(e->velocity, dist, diff, e->velocity);
- }
- }
- }
-}
-*/
void R_MoveExplosions(void)
{
int i;
float frametime;
-// explosiongas_t *gaslist[MAX_EXPLOSIONGAS], **l, **end;
+
frametime = cl.time - cl.oldtime;
- /*
- l = &gaslist[0];
- for (i = 0;i < MAX_EXPLOSIONGAS;i++)
- {
- if (explosiongas[i].pressure > 0)
- {
- explosiongas[i].pressure -= frametime * GASFADERATE;
- if (explosiongas[i].pressure > 0)
- *l++ = &explosiongas[i];
- }
- }
- end = l;
- for (l = gaslist;l < end;l++)
- R_MoveExplosionGas(*l, gaslist, end, frametime);
- */
for (i = 0;i < MAX_EXPLOSIONS;i++)
if (explosion[i].alpha > 0.01f)
- R_MoveExplosion(&explosion[i]/*, gaslist, end, */);
+ R_MoveExplosion(&explosion[i]);
}
void R_DrawExplosions(void)
{
int i;
+
if (!r_drawexplosions.integer)
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);
}
+