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BufferData with new size vector

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This commit is contained in:
Benau
2017-12-29 23:26:50 +08:00
parent 8a93b07c5e
commit 63267391ef
1 changed files with 5 additions and 2 deletions
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7
src/graphics/cpu_particle_manager.cpp
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@@ -218,8 +218,11 @@ void CPUParticleManager::uploadAll()
if (m_gl_particles.at(p.first)->m_size < vbo_size)
{
m_gl_particles.at(p.first)->m_size = vbo_size * 2;
glBufferData(GL_ARRAY_BUFFER, vbo_size * 2 * 20, NULL,
GL_DYNAMIC_DRAW);
m_particles_generated.at(p.first).reserve(vbo_size * 2);
glBufferData(GL_ARRAY_BUFFER, vbo_size * 2 * 20,
m_particles_generated.at(p.first).data(), GL_DYNAMIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
continue;
}
void* ptr = glMapBufferRange(GL_ARRAY_BUFFER, 0, vbo_size * 20,
GL_MAP_WRITE_BIT | GL_MAP_UNSYNCHRONIZED_BIT |