19 lines
484 B
C++
19 lines
484 B
C++
#include <GL/glew.h>
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#include "components/batch.h"
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unsigned int batch::LastID = 0;
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batch::batch() {
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m_id = ++LastID;
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}
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void batch::prepare(glm::mat4 *instances, unsigned int count) {
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if (m_instance_vbo == 0) {
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glGenBuffers(1, &m_instance_vbo);
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}
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glBindBuffer(GL_ARRAY_BUFFER, m_instance_vbo);
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glBufferData(GL_ARRAY_BUFFER, sizeof(glm::mat4) * count, reinterpret_cast<void*>(instances), GL_DYNAMIC_DRAW);
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glBindBuffer(GL_ARRAY_BUFFER, 0);
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} |