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docs: MapRenderer

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Hannes Janetzek 2014-03-16 03:49:34 +01:00
parent 4688943290
commit 879e0ccb81
1 changed files with 9 additions and 6 deletions
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15
vtm/src/org/oscim/renderer/MapRenderer.java
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@ -55,12 +55,15 @@ public class MapRenderer {
public static long frametime; public static long frametime;
private static boolean rerender; private static boolean rerender;
// Do not use the same buffer to upload data within a frame twice /**
// - Contrary to what the OpenGL doc says data seems *not* to be * Pool to retrieve temporary native buffer on GL-Thread:
// *always* copied after glBufferData returns... * This pool ensures to not use the same buffer to upload data twice
// - Somehow it does always copy when using Android GL bindings * within a frame.
// but not when using libgdx bindings (LWJGL or AndroidGL20) * - Contrary to what the OpenGL doc says data seems *not* to be
* always* copied after glBufferData returns...
* - Somehow it does always copy when using Android GL bindings
* but not when using libgdx bindings (LWJGL or AndroidGL20)
*/
static class BufferPool extends Pool<BufferItem> { static class BufferPool extends Pool<BufferItem> {
private BufferItem mUsedBuffers; private BufferItem mUsedBuffers;