forked from enlightenment/efl
EPhysics: optimization and fixes for camera
Avoid calling update of inactive bodies if camera didn't really moved. And update them if camera_position_set is called. SVN revision: 75147
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@ -24,24 +24,32 @@ static void
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_ephysics_camera_target_move_cb(void *data, EPhysics_Body *body, void *event_info __UNUSED__)
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{
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EPhysics_Camera *camera = (EPhysics_Camera *) data;
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int x, y, w, h, ww, wh;
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int x, y, w, h, ww, wh, new_x, new_y;
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ephysics_body_geometry_get(body, &x, &y, &w, &h);
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ephysics_world_render_geometry_get(camera->world, NULL, NULL, &ww, &wh);
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if (camera->track_horizontal)
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{
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camera->x = x + w / 2 - ww / 2;
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camera->moved = EINA_TRUE;
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new_x = x + w / 2 - ww / 2;
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if (camera->x != new_x)
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{
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camera->x = new_x;
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camera->moved = EINA_TRUE;
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}
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}
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if (camera->track_vertical)
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{
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camera->y = y + h / 2 - wh / 2;
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camera->moved = EINA_TRUE;
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new_y = y + h / 2 - wh / 2;
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if (camera->y != new_y)
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{
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camera->y = new_y;
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camera->moved = EINA_TRUE;
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}
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}
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DBG("Camera position set to (%i, %i).", camera->x, camera->y);
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WRN("Camera position set to (%i, %i).", camera->x, camera->y);
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}
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static void
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@ -125,6 +133,7 @@ ephysics_camera_position_set(EPhysics_Camera *camera, Evas_Coord x, Evas_Coord y
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camera->x = x;
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camera->y = y;
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camera->moved = EINA_TRUE;
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INF("Camera position set to (%i, %i).", x, y);
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}
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@ -184,7 +193,8 @@ ephysics_camera_body_track(EPhysics_Camera *camera, EPhysics_Body *body, Eina_Bo
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ephysics_body_event_callback_add(body, EPHYSICS_CALLBACK_BODY_DEL,
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_ephysics_camera_target_del_cb, camera);
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INF("Camera is tracking body %p.", body);
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INF("Camera is tracking body %p: hor = %i, ver = %i.", body,
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camera->track_horizontal, camera->track_vertical);
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}
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EAPI void
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