Mostly complete from the Python original

src/glmesh.cpp

@@ -0,0 +1,35 @@
+#include "glmesh.h"
+#include "mesh.h"
+
+GLMesh::GLMesh(const Mesh* const mesh)
+    : vertices(QGLBuffer::VertexBuffer), indices(QGLBuffer::IndexBuffer)
+{
+    vertices.create();
+    indices.create();
+
+    vertices.setUsagePattern(QGLBuffer::StaticDraw);
+    indices.setUsagePattern(QGLBuffer::StaticDraw);
+
+    vertices.bind();
+    vertices.allocate(mesh->vertices.data(),
+                      mesh->vertices.size() * sizeof(float));
+    vertices.release();
+
+    indices.bind();
+    indices.allocate(mesh->indices.data(),
+                     mesh->indices.size() * sizeof(uint32_t));
+    indices.release();
+}
+
+void GLMesh::draw(GLuint vp)
+{
+    vertices.bind();
+    indices.bind();
+
+    glVertexAttribPointer(vp, 3, GL_FLOAT, false, 3*sizeof(float), NULL);
+    glDrawElements(GL_TRIANGLES, indices.size() / sizeof(uint32_t),
+                   GL_UNSIGNED_INT, NULL);
+
+    vertices.release();
+    indices.release();
+}