GPUParticles: Do not grow when size is 0

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@15047 178a84e3-b1eb-0310-8ba1-8eac791a3b58
This commit is contained in:
vincentlj 2014-01-13 16:05:26 +00:00
parent c520db663f
commit c02d99ed9f

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@ -45,7 +45,7 @@ void main(void)
new_particle_position = particle_position + particle_velocity.xyz * float(dt);
new_particle_velocity = particle_velocity;
new_lifetime = updated_lifetime;
new_size = mix(size_initial, size_initial * size_increase_factor, updated_lifetime);
new_size = (size == 0) ? 0. : mix(size_initial, size_initial * size_increase_factor, updated_lifetime);
}
gl_Position = vec4(0.);
}