- vg_acquire_thread_sync();
- {
- glGenVertexArrays( 1, &vg_lines.vao );
- glGenBuffers( 1, &vg_lines.vbo );
- glBindVertexArray( vg_lines.vao );
- glBindBuffer( GL_ARRAY_BUFFER, vg_lines.vbo );
-
- u32 size = 50000 * sizeof( struct vg_lines_vert );
-
- vg_lines.vertex_buffer =
- vg_create_linear_allocator(vg_mem.rtmemory, size, VG_MEMORY_REALTIME);
-
- glBufferData( GL_ARRAY_BUFFER, size, NULL, GL_DYNAMIC_DRAW );
- glBindVertexArray( vg_lines.vao );
- VG_CHECK_GL_ERR();
-
- /* Pointers */
- glVertexAttribPointer(
- 0,
- 3,
- GL_FLOAT,
- GL_FALSE,
- sizeof( struct vg_lines_vert ),
- (void *)0
- );
- glEnableVertexAttribArray( 0 );
-
- glVertexAttribPointer(
- 1,
- 4,
- GL_UNSIGNED_BYTE,
- GL_TRUE,
- sizeof( struct vg_lines_vert ),
- (void*)(offsetof( struct vg_lines_vert, colour ))
- );
- glEnableVertexAttribArray( 1 );
-
- VG_CHECK_GL_ERR();
- vg_success( "done\n" );
- }
-
- vg_release_thread_sync();
- vg_lines.allow_input = 1;