Add some global data declarations. Fix modes on some files marked as executable

graphics/traveler/Makefile

@@ -46,8 +46,9 @@ STACKSIZE = 2048
 # Traveler files
 
 ASRCS   =
-CSRCS   = trv_color.c trv_doors.c trv_graphics.c trv_input.c trv_mem.c trv_pov.c
-CSRCS  += trv_rayavoid.c trv_rayrend.c trv_trigtbl.c
+CSRCS   = trv_bitmaps.c trv_color.c trv_doors.c trv_graphics.c trv_input.c
+CSRCS  += trv_mem.c trv_plane.c trv_pov.c trv_rayavoid.c trv_rayrend.c
+CSRCS  += trv_trigtbl.c
 MAINSRC = trv_main.c
 
 ifeq ($(CONFIG_NX),y)

graphics/traveler/include/trv_bitmaps.h

@@ -79,9 +79,9 @@ struct trv_bitmap_s
  * bitmaps
  */
 
-extern struct trv_bitmap_s *g_even_bitmaps[MAX_BITMAPS];
+extern FAR struct trv_bitmap_s *g_even_bitmaps[MAX_BITMAPS];
 #ifndef WEDIT
-extern struct trv_bitmap_s *g_odd_bitmaps[MAX_BITMAPS];
+extern FAR struct trv_bitmap_s *g_odd_bitmaps[MAX_BITMAPS];
 #endif
 
 /* This is the maximum value + 1 of a texture code */

graphics/traveler/src/trv_bitmaps.c

@@ -0,0 +1,70 @@
+/*******************************************************************************
+ * apps/graphics/traveler/src/trv_bitmaps.c
+ * This file contains the global variables use by the texture bitmap logic
+ *
+ *   Copyright (C) 2014 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included files
+ ****************************************************************************/
+
+#include "trv_types.h"
+#include "trv_bitmaps.h"
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+
+/* These point to the (allocated) bit map buffers for the even and odd
+ * bitmaps
+ */
+
+FAR struct trv_bitmap_s *g_even_bitmaps[MAX_BITMAPS];
+#ifndef WEDIT
+FAR struct trv_bitmap_s *g_odd_bitmaps[MAX_BITMAPS];
+#endif
+
+/* This is the maximum value + 1 of a texture code. */
+
+uint16_t g_trv_nbitmaps;
+
+/* These are the colors from the world palette which should used to rend
+ * the sky and ground
+ */
+
+trv_pixel_t g_sky_color;
+trv_pixel_t g_ground_color;

graphics/traveler/src/trv_plane.c

@@ -0,0 +1,59 @@
+/*******************************************************************************
+ * apps/graphics/traveler/src/trv_bitmaps.c
+ * This file contains the global variable declarations needed by the world
+ * plane management logic.
+ *
+ *   Copyright (C) 2014 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included files
+ ****************************************************************************/
+
+#include "trv_types.h"
+#include "trv_plane.h"
+
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+
+/* The is the world!!! The world is described by lists of rectangles, one
+ * for each of the X, Y, and Z planes.
+ */
+
+struct trv_rect_head_s  g_xplane;  /* list of X=plane rectangles */
+struct trv_rect_head_s  g_yplane;  /* list of Y=plane rectangles */
+struct trv_rect_head_s  g_zplane;  /* list of Z=plane rectangles */
+
+/* "Deallocated" planes are retained in a free list */
+
+struct trv_rect_list_s *g_rect_freelist;