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More particle optimizations.

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This commit is contained in:
Ragnvald Maartmann-Moe IV 2003-08-11 20:48:34 +00:00
parent 19cf019ed2
commit 9ed8150b85
1 changed files with 23 additions and 21 deletions
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44
libs/video/renderer/gl/gl_dyn_part.c
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@ -287,9 +287,10 @@ R_RunSparkEffect_QF (const vec3_t org, int count, int ofuzz)
while (count--) { while (count--) {
int color = rand () & 7; int color = rand () & 7;
particle_new_random (pt_fallfadespark, part_tex_dot, org,
orgfuzz, 0.7, 96, r_realtime + 5.0, particle_new_random (pt_fallfadespark, part_tex_dot, org, orgfuzz,
ramp1[color], 1.0, color); 0.7, 96, r_realtime + 5.0, ramp1[color], 1.0,
color);
} }
} }
} }
@ -344,7 +345,7 @@ R_RunParticleEffect_QF (const vec3_t org, const vec3_t dir, int color,
int count) int count)
{ {
float scale; float scale;
int i, j; int i;
vec3_t porg; vec3_t porg;
if (numparticles >= r_maxparticles) if (numparticles >= r_maxparticles)
@ -356,13 +357,15 @@ R_RunParticleEffect_QF (const vec3_t org, const vec3_t dir, int color,
count = r_maxparticles - numparticles; count = r_maxparticles - numparticles;
for (i = 0; i < count; i++) { for (i = 0; i < count; i++) {
for (j = 0; j < 3; j++) { int rnd = rand ();
porg[j] = org[j] + scale * ((rand () & 15) - 7.5);
} porg[0] = org[0] + scale * (((rnd >> 3) & 15) - 7.5);
porg[1] = org[1] + scale * (((rnd >> 7) & 15) - 7.5);
porg[2] = org[2] + scale * (((rnd >> 11) & 15) - 7.5);
// Note that ParseParticleEffect handles (dir * 15) // Note that ParseParticleEffect handles (dir * 15)
particle_new (pt_grav, part_tex_dot, porg, 1.5, dir, particle_new (pt_grav, part_tex_dot, porg, 1.5, dir,
r_realtime + 0.1 * (rand () % 5), r_realtime + 0.1 * (i % 5),
(color & ~7) + (rand () & 7), 1.0, 0.0); (color & ~7) + (rnd & 7), 1.0, 0.0);
} }
} }
@ -439,7 +442,7 @@ R_LavaSplash_QF (const vec3_t org)
VectorNormalize (dir); VectorNormalize (dir);
rnd = rand (); rnd = rand ();
vel = 50 + (rnd & 63); vel = 50.0 + 0.5 * (float) (rnd & 127);
VectorScale (dir, vel, pvel); VectorScale (dir, vel, pvel);
particle_new (pt_grav, part_tex_dot, porg, 3, pvel, particle_new (pt_grav, part_tex_dot, porg, 3, pvel,
r_realtime + 2.0 + ((rnd >> 7) & 31) * 0.02, r_realtime + 2.0 + ((rnd >> 7) & 31) * 0.02,
@ -899,20 +902,19 @@ R_ParticleExplosion_ID (const vec3_t org)
{ {
unsigned int i; unsigned int i;
unsigned int j = 1024; unsigned int j = 1024;
ptype_t ptype;
if (numparticles >= r_maxparticles) if (numparticles >= r_maxparticles)
return; return;
else if (numparticles + j >= r_maxparticles) else if (numparticles + j >= r_maxparticles)
j = r_maxparticles - numparticles; j = r_maxparticles - numparticles;
for (i = 0; i < j; i++) { for (i = 0; i < j >> 1; i++) {
if (i & 1) particle_new_random (pt_explode, part_tex_dot, org, 16, 1.0, 256,
ptype = pt_explode; r_realtime + 5.0, ramp1[0], 1.0, i & 3);
else }
ptype = pt_explode2; for (i = 0; i < j / 2; i++) {
particle_new_random (ptype, part_tex_dot, org, 16, 1.0, 256, particle_new_random (pt_explode2, part_tex_dot, org, 16, 1.0, 256,
r_realtime + 5.0, ramp1[0], 1.0, rand () & 3); r_realtime + 5.0, ramp1[0], 1.0, i & 3);
} }
} }
@ -930,12 +932,12 @@ R_BlobExplosion_ID (const vec3_t org)
for (i = 0; i < j >> 1; i++) { for (i = 0; i < j >> 1; i++) {
particle_new_random (pt_blob, part_tex_dot, org, 12, 1.0, 256, particle_new_random (pt_blob, part_tex_dot, org, 12, 1.0, 256,
r_realtime + 1.0 + (rand () & 8) * 0.05, r_realtime + 1.0 + (rand () & 8) * 0.05,
66 + rand () % 6, 1.0, 0.0); 66 + i % 6, 1.0, 0.0);
} }
for (i = 0; i < j / 2; i++) { for (i = 0; i < j / 2; i++) {
particle_new_random (pt_blob2, part_tex_dot, org, 12, 1.0, 256, particle_new_random (pt_blob2, part_tex_dot, org, 12, 1.0, 256,
r_realtime + 1.0 + (rand () & 8) * 0.05, r_realtime + 1.0 + (rand () & 8) * 0.05,
150 + rand () % 6, 1.0, 0.0); 150 + i % 6, 1.0, 0.0);
} }
} }
@ -969,7 +971,7 @@ R_RunParticleEffect_ID (const vec3_t org, const vec3_t dir, int color,
// Note that ParseParticleEffect handles (dir * 15) // Note that ParseParticleEffect handles (dir * 15)
particle_new (pt_grav, part_tex_dot, porg, 1.0, dir, particle_new (pt_grav, part_tex_dot, porg, 1.0, dir,
r_realtime + 0.1 * (rand () % 5), r_realtime + 0.1 * (i % 5),
(color & ~7) + (rnd & 7), 1.0, 0.0); (color & ~7) + (rnd & 7), 1.0, 0.0);
} }
} }