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GPUParticles: Fix folded snow particles.

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I forgot I was using instanced quad...

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@14970 178a84e3-b1eb-0310-8ba1-8eac791a3b58
This commit is contained in:
vincentlj 2014-01-08 19:02:56 +00:00
parent 28d02f9622
commit 35ed664a8e
1 changed files with 5 additions and 1 deletions
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6
src/graphics/gpuparticles.cpp
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@ -355,7 +355,7 @@ void ParticleSystemProxy::setEmitter(scene::IParticleEmitter* emitter)
quaternions[4 * i] = rotationdir.X;
quaternions[4 * i + 1] = rotationdir.Y;
quaternions[4 * i + 2] = rotationdir.Z;
quaternions[4 * i + 3] = 3.14; // 10 rotation during lifetime
quaternions[4 * i + 3] = 31.4 * os::Randomizer::frand(); // 10 rotation during lifetime at max
}
glGenBuffers(1, &quaternionsbuffer);
glBindBuffer(GL_ARRAY_BUFFER, quaternionsbuffer);
@ -533,11 +533,15 @@ void ParticleSystemProxy::draw()
glVertexAttribDivisor(attrib_lf, 1);
glVertexAttribDivisor(attrib_pos, 1);
glVertexAttribDivisor(attrib_sz, 1);
glVertexAttribDivisor(attrib_rotationvec, 1);
glVertexAttribDivisor(attrib_anglespeed, 1);
glDrawArraysInstanced(GL_TRIANGLE_STRIP, 0, 4, count);
glVertexAttribDivisor(attrib_lf, 0);
glVertexAttribDivisor(attrib_pos, 0);
glVertexAttribDivisor(attrib_sz, 0);
glVertexAttribDivisor(attrib_rotationvec, 0);
glVertexAttribDivisor(attrib_anglespeed, 0);
glDisableVertexAttribArray(attrib_pos);
glDisableVertexAttribArray(attrib_lf);
glDisableVertexAttribArray(attrib_quadcorner);