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fix user_alpha

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This commit is contained in:
georges 2001-02-08 20:11:39 +00:00
parent 0ec5f41328
commit 0fa8e3bd71
1 changed files with 8 additions and 3 deletions
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11
panda/src/particlesystem/spriteParticleRenderer.cxx
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@ -226,13 +226,18 @@ render(vector< PT(PhysicsObject) >& po_vector, int ttl_particles) {
// put the current color into the array
Colorf c = _color;
if (!(get_alpha_mode() == PR_ALPHA_NONE)) {
int alphamode=get_alpha_mode();
if (alphamode != PR_ALPHA_NONE) {
float t = cur_particle->get_parameterized_age();
if (get_alpha_mode() == PR_ALPHA_OUT)
if (alphamode == PR_ALPHA_OUT)
c[3] = 1.0f - t;
else if (get_alpha_mode() == PR_ALPHA_IN)
else if (alphamode == PR_ALPHA_IN)
c[3] = t;
else {
assert(alphamode == PR_ALPHA_USER);
c[3] = get_user_alpha();
}
}
*cur_color++ = c;