X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1b66e7e5ab419c5f91fc799c50addc42ef36e23b..c801d85f158c4cba50b588807daabdcbd0ed3853:/src/gdk_imlib/misc.c?ds=inline

diff --git a/src/gdk_imlib/misc.c b/src/gdk_imlib/misc.c
new file mode 100644
index 0000000000..e5fe025037
--- /dev/null
+++ b/src/gdk_imlib/misc.c
@@ -0,0 +1,1165 @@
+#define _GNU_SOURCE
+#include "gdk_imlib.h"
+#include "gdk_imlib_private.h"
+
+gint
+gdk_imlib_get_render_type()
+{
+   if (id)
+      return id->render_type;
+   else
+      return -1;
+}
+
+void
+gdk_imlib_set_render_type(gint rend_type)
+{
+   if (id)
+     {
+	if (id->x.depth > 8)
+	   id->render_type = rend_type;
+	else
+	  {
+	     if ((rend_type == RT_PLAIN_TRUECOL) ||
+		 (rend_type == RT_DITHER_TRUECOL))
+		id->render_type = RT_DITHER_PALETTE_FAST;
+	     else
+		id->render_type = rend_type;
+	  }
+	return;
+     }
+   else
+      return;
+}
+
+static void
+gdk_imlib_set_fast_render(ImlibData * id, Display * disp)
+{
+   /* Turn off fastrender if there is an endianess diff between */
+   /* client and Xserver */
+   int                 byt, bit;
+
+   byt = ImageByteOrder(id->x.disp);	/* LSBFirst | MSBFirst */
+   bit = BitmapBitOrder(id->x.disp);	/* LSBFirst | MSBFirst */
+   /* if little endian && server big */
+   if (htonl(1) != 1 && byt == MSBFirst)
+      id->fastrend = 0;
+   /* if big endian && server little */
+   if (htonl(1) == 1 && byt == LSBFirst)
+      id->fastrend = 0;
+}
+
+static int
+gdk_imlib_set_color_map(ImlibData * id, Display * disp)
+{
+   XSetWindowAttributes at;
+   unsigned long       mask;
+   int                 newcm = 0;
+
+   at.border_pixel = 0;
+   at.backing_store = NotUseful;
+   at.background_pixel = 0;
+   at.save_under = False;
+   at.override_redirect = True;
+   mask = CWOverrideRedirect | CWBackPixel | CWBorderPixel |
+      CWBackingStore | CWSaveUnder;
+   newcm = 0;
+   if (id->x.visual != DefaultVisual(disp, id->x.screen))
+     {
+	Colormap            cm;
+
+	cm = XCreateColormap(id->x.disp, id->x.root,
+			     id->x.visual, AllocNone);
+	if (cm)
+	  {
+	     mask |= CWColormap;
+	     id->x.root_cmap = cm;
+	     at.colormap = cm;
+	     newcm = 1;
+	  }
+     }
+   id->x.base_window = XCreateWindow(id->x.disp, id->x.root,
+				     -100, -100, 10, 10, 0,
+				     id->x.depth, InputOutput,
+				     id->x.visual, mask, &at);
+   id->x.gdk_win = gdk_window_foreign_new(id->x.base_window);
+   if (newcm)
+      id->x.gdk_cmap = gdk_colormap_new(gdk_window_get_visual
+					(id->x.gdk_win), FALSE);
+   else
+      id->x.gdk_cmap = gdk_colormap_get_system();
+   return newcm;
+}
+
+void
+gdk_imlib_init()
+{
+   Display            *disp;
+   XWindowAttributes   xwa;
+   XVisualInfo         xvi, *xvir;
+   char               *homedir;
+   char                s[4096];
+   char               *s1;
+   char               *s2;
+   FILE               *f;
+   int                 override = 0;
+   int                 dither = 0;
+   int                 remap = 1;
+   int                 num;
+   int                 i, max, maxn;
+   int                 clas;
+   char               *palfile = NULL;
+   int                 loadpal;
+   int                 vis;
+   int                 newcm;
+
+   disp = (Display *) gdk_display;
+   if (!disp)
+     {
+	fprintf(stderr, "gdk_imlib ERROR: gdk has not connected to the display\n");
+	return;
+     }
+   vis = -1;
+   loadpal = 0;
+   if (id)
+      return;
+   id = (ImlibData *) malloc(sizeof(ImlibData));
+   if (!id)
+     {
+	fprintf(stderr, "gdk_imlib ERROR: Cannot alloc RAM for Initial data struct\n");
+	return;
+     }
+   id->palette = NULL;
+   id->palette_orig = NULL;
+   id->fast_rgb = NULL;
+   id->fast_err = NULL;
+   id->fast_erg = NULL;
+   id->fast_erb = NULL;
+   id->x.disp = disp;
+   id->x.screen = DefaultScreen(disp);	/* the screen number */
+   id->x.root = DefaultRootWindow(disp);	/* the root window id */
+   id->x.visual = DefaultVisual(disp, id->x.screen);	/* the visual type */
+   id->x.depth = DefaultDepth(disp, id->x.screen);	/* the depth of the screen in bpp */
+   if (XShmQueryExtension(id->x.disp))
+     {
+	id->x.shm = 1;
+	id->x.shm_event = XShmGetEventBase(id->x.disp) + ShmCompletion;
+	id->x.last_xim = NULL;
+	id->x.last_sxim = NULL;
+	id->max_shm = 0x7fffffff;
+	if (XShmPixmapFormat(id->x.disp) == ZPixmap)
+	   id->x.shmp = 1;
+     }
+   else
+     {
+	id->x.shm = 0;
+	id->x.shmp = 0;
+     }
+   id->cache.on_image = 0;
+   id->cache.size_image = 0;
+   id->cache.num_image = 0;
+   id->cache.used_image = 0;
+   id->cache.image = NULL;
+   id->cache.on_pixmap = 0;
+   id->cache.size_pixmap = 0;
+   id->cache.num_pixmap = 0;
+   id->cache.used_pixmap = 0;
+   id->cache.pixmap = NULL;
+   id->byte_order = 0;
+   id->fastrend = 0;
+   id->hiq = 0;
+   id->fallback = 1;
+   id->mod.gamma = 256;
+   id->mod.brightness = 256;
+   id->mod.contrast = 256;
+   id->rmod.gamma = 256;
+   id->rmod.brightness = 256;
+   id->rmod.contrast = 256;
+   id->gmod.gamma = 256;
+   id->gmod.brightness = 256;
+   id->gmod.contrast = 256;
+   id->bmod.gamma = 256;
+   id->bmod.brightness = 256;
+   id->bmod.contrast = 256;
+   id->ordered_dither = 1;
+
+   if (XGetWindowAttributes(disp, id->x.root, &xwa))
+     {
+	if (xwa.colormap)
+	   id->x.root_cmap = xwa.colormap;
+	else
+	   id->x.root_cmap = 0;
+     }
+   else
+      id->x.root_cmap = 0;
+
+   id->num_colors = 0;
+   homedir = getenv("HOME");
+   g_snprintf(s, sizeof(s), "%s/.imrc", homedir);
+   f = fopen(s, "r");
+   if (!f)
+      f = fopen(SYSTEM_IMRC, "r");
+   if (f)
+     {
+	while (fgets(s, 4096, f))
+	  {
+	     if (s[0] == '#')
+		continue;
+
+	     s1 = strtok(s, " \t\n");
+
+	     /* Blank line ? */
+
+	     if (s1 == NULL)
+		continue;
+
+	     s2 = strtok(NULL, " \t\n");
+	     if (s2 == NULL)
+		s2 = "";	/* NULL argument */
+
+	     if (!strcasecmp("PaletteFile", s1))
+	       {
+		  palfile = strdup(s2);
+	       }
+	     else if (!strcasecmp("PaletteOverride", s1))
+	       {
+		  if (!strcasecmp("yes", s2))
+		     override = 1;
+		  else
+		     override = 0;
+	       }
+	     else if (!strcasecmp("Dither", s1))
+	       {
+		  if (!strcasecmp("yes", s2))
+		     dither = 1;
+		  else
+		     dither = 0;
+	       }
+	     else if (!strcasecmp("Remap", s1))
+	       {
+		  if (!strcasecmp("fast", s2))
+		     remap = 1;
+		  else
+		     remap = 0;
+	       }
+	     else if (!strcasecmp("Mit-Shm", s1))
+	       {
+		  if (!strcasecmp("off", s2))
+		    {
+		       id->x.shm = 0;
+		       id->x.shmp = 0;
+		    }
+	       }
+	     else if (!strcasecmp("SharedPixmaps", s1))
+	       {
+		  if (!strcasecmp("off", s2))
+		     id->x.shmp = 0;
+	       }
+	     else if (!strcasecmp("FastRender", s1))
+	       {
+		  if (!strcasecmp("on", s2))
+		     id->fastrend = 1;
+	       }
+	     else if (!strcasecmp("HighQuality", s1))
+	       {
+		  if (!strcasecmp("on", s2))
+		     id->hiq = 1;
+	       }
+	     else if (!strcasecmp("Shm_Max_Size", s1))
+	       {
+		  num = atoi(s2);
+		  id->max_shm = num;
+	       }
+	     else if (!strcasecmp("Image_Cache_Size", s1))
+	       {
+		  num = atoi(s2);
+		  id->cache.size_image = num;
+	       }
+	     else if (!strcasecmp("Pixmap_Cache_Size", s1))
+	       {
+		  num = atoi(s2);
+		  id->cache.size_pixmap = num;
+	       }
+	     else if (!strcasecmp("Image_Cache", s1))
+	       {
+		  if (!strcasecmp("on", s2))
+		     id->cache.on_image = 1;
+	       }
+	     else if (!strcasecmp("Pixmap_Cache", s1))
+	       {
+		  if (!strcasecmp("on", s2))
+		     id->cache.on_pixmap = 1;
+	       }
+	     else if (!strcasecmp("ForceVisualID", s1))
+	       {
+		  sscanf(s, "%1024s %x", s1, &num);
+		  vis = num;
+	       }
+	     else if (!strcasecmp("Fallback", s1))
+	       {
+		  if (!strcasecmp("off", s2))
+		     id->fallback = 0;
+		  else
+		     id->fallback = 1;
+	       }
+	     else if (!strcasecmp("Gamma", s1))
+	       {
+		  id->mod.gamma = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Brightness", s1))
+	       {
+		  id->mod.brightness = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Contrast", s1))
+	       {
+		  id->mod.contrast = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Red_Gamma", s1))
+	       {
+		  id->rmod.gamma = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Red_Brightness", s1))
+	       {
+		  id->rmod.brightness = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Red_Contrast", s1))
+	       {
+		  id->rmod.contrast = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Green_Gamma", s1))
+	       {
+		  id->gmod.gamma = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Green_Brightness", s1))
+	       {
+		  id->gmod.brightness = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Green_Contrast", s1))
+	       {
+		  id->gmod.contrast = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Blue_Gamma", s1))
+	       {
+		  id->bmod.gamma = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Blue_Brightness", s1))
+	       {
+		  id->bmod.brightness = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Blue_Contrast", s1))
+	       {
+		  id->bmod.contrast = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Ordered_Dither", s1))
+	       {
+		  if (!strcasecmp("off", s2))
+		     id->ordered_dither = 0;
+		  else
+		     id->ordered_dither = 1;
+	       }
+	  }
+	fclose(f);
+     }
+   /* list all visuals for the default screen */
+   xvi.screen = id->x.screen;
+   xvir = XGetVisualInfo(disp, VisualScreenMask, &xvi, &num);
+   if (vis >= 0)
+     {
+	/* use the forced visual id */
+	maxn = 0;
+	for (i = 0; i < num; i++)
+	  {
+	     if (xvir[i].visualid == (VisualID) vis)
+		maxn = i;
+	  }
+	if (maxn >= 0)
+	  {
+	     unsigned long       rmsk, gmsk, bmsk;
+
+	     id->x.depth = xvir[maxn].depth;
+	     id->x.visual = xvir[maxn].visual;
+	     rmsk = xvir[maxn].red_mask;
+	     gmsk = xvir[maxn].green_mask;
+	     bmsk = xvir[maxn].blue_mask;
+
+	     if ((rmsk > gmsk) && (gmsk > bmsk))
+		id->byte_order = BYTE_ORD_24_RGB;
+	     else if ((rmsk > bmsk) && (bmsk > gmsk))
+		id->byte_order = BYTE_ORD_24_RBG;
+	     else if ((bmsk > rmsk) && (rmsk > gmsk))
+		id->byte_order = BYTE_ORD_24_BRG;
+	     else if ((bmsk > gmsk) && (gmsk > rmsk))
+		id->byte_order = BYTE_ORD_24_BGR;
+	     else if ((gmsk > rmsk) && (rmsk > bmsk))
+		id->byte_order = BYTE_ORD_24_GRB;
+	     else if ((gmsk > bmsk) && (bmsk > rmsk))
+		id->byte_order = BYTE_ORD_24_GBR;
+	     else
+		id->byte_order = 0;
+	  }
+	else
+	   fprintf(stderr, "Visual Id no 0x%x specified in the imrc file is invalid on this display.\nUsing Default Visual.\n", vis);
+     }
+   else
+     {
+	if (xvir)
+	  {
+	     /* find the highest bit-depth supported by visuals */
+	     max = 0;
+	     for (i = 0; i < num; i++)
+	       {
+		  if (xvir[i].depth > max)
+		     max = xvir[i].depth;
+	       }
+	     if (max > 8)
+	       {
+		  id->x.depth = max;
+		  clas = -1;
+		  maxn = -1;
+		  for (i = 0; i < num; i++)
+		    {
+		       if (xvir[i].depth == id->x.depth)
+			 {
+			    if ((xvir[i].class > clas) && (xvir[i].class != DirectColor))
+			      {
+				 maxn = i;
+				 clas = xvir[i].class;
+			      }
+			 }
+		    }
+		  if (maxn >= 0)
+		    {
+		       unsigned long       rmsk, gmsk, bmsk;
+
+		       id->x.visual = xvir[maxn].visual;
+		       rmsk = xvir[maxn].red_mask;
+		       gmsk = xvir[maxn].green_mask;
+		       bmsk = xvir[maxn].blue_mask;
+
+		       if ((rmsk > gmsk) && (gmsk > bmsk))
+			  id->byte_order = BYTE_ORD_24_RGB;
+		       else if ((rmsk > bmsk) && (bmsk > gmsk))
+			  id->byte_order = BYTE_ORD_24_RBG;
+		       else if ((bmsk > rmsk) && (rmsk > gmsk))
+			  id->byte_order = BYTE_ORD_24_BRG;
+		       else if ((bmsk > gmsk) && (gmsk > rmsk))
+			  id->byte_order = BYTE_ORD_24_BGR;
+		       else if ((gmsk > rmsk) && (rmsk > bmsk))
+			  id->byte_order = BYTE_ORD_24_GRB;
+		       else if ((gmsk > bmsk) && (bmsk > rmsk))
+			  id->byte_order = BYTE_ORD_24_GBR;
+		       else
+			  id->byte_order = 0;
+		    }
+	       }
+	  }
+     }
+   id->x.render_depth = id->x.depth;
+   XFree(xvir);
+
+   if (id->x.depth == 16)
+     {
+	xvi.visual = id->x.visual;
+	xvi.visualid = XVisualIDFromVisual(id->x.visual);
+	xvir = XGetVisualInfo(disp, VisualIDMask, &xvi, &num);
+	if (xvir)
+	  {
+	     if (xvir->red_mask != 0xf800)
+		id->x.render_depth = 15;
+	     XFree(xvir);
+	  }
+     }
+   if (id->x.depth <= 8 || override == 1)
+      loadpal = 1;
+
+   if (loadpal)
+     {
+	if (dither == 1)
+	  {
+	     if (remap == 1)
+		id->render_type = RT_DITHER_PALETTE_FAST;
+	     else
+		id->render_type = RT_DITHER_PALETTE;
+	  }
+	else
+	  {
+	     if (remap == 1)
+		id->render_type = RT_PLAIN_PALETTE_FAST;
+	     else
+		id->render_type = RT_PLAIN_PALETTE;
+	  }
+	/* Should we error this case or default it nicely */
+	if (palfile != NULL)
+	   gdk_imlib_load_colors(palfile);
+	if (id->num_colors == 0)
+	  {
+	     fprintf(stderr, "gdk_imlib: Cannot Find Palette. A Palette is required for this mode\n");
+	     free(id);
+	     id = NULL;
+	     if (palfile)
+		free(palfile);
+	     return;
+	  }
+     }
+   else
+     {
+	if (id->hiq == 1)
+	   id->render_type = RT_DITHER_TRUECOL;
+	else
+	   id->render_type = RT_PLAIN_TRUECOL;
+     }
+
+   newcm = gdk_imlib_set_color_map(id, disp);
+
+   gdk_imlib_set_fast_render(id, disp);
+
+   if (palfile)
+      free(palfile);
+}
+
+void
+gdk_imlib_init_params(GdkImlibInitParams * p)
+{
+   Display            *disp;
+   XWindowAttributes   xwa;
+   XVisualInfo         xvi, *xvir;
+   char               *homedir;
+   char                file[4096];
+   char                s[4096], *s1, *s2;
+   FILE               *f;
+   int                 override = 0;
+   int                 dither = 0;
+   int                 remap = 1;
+   int                 num;
+   int                 i, max, maxn;
+   int                 clas;
+   char               *palfile;
+   int                 loadpal;
+   int                 vis;
+   int                 newcm;
+
+   disp = (Display *) gdk_display;
+   if (!disp)
+     {
+	fprintf(stderr, "gdk_imlib ERROR: gdk has not connected to the display\n");
+	return;
+     }
+   vis = -1;
+   loadpal = 0;
+   if (id)
+      return;
+   id = (ImlibData *) malloc(sizeof(ImlibData));
+   if (!id)
+     {
+	fprintf(stderr, "gdk_imlib ERROR: Cannot alloc RAM for Initial data struct\n");
+	return;
+     }
+   id->palette = NULL;
+   id->palette_orig = NULL;
+   id->fast_rgb = NULL;
+   id->fast_err = NULL;
+   id->fast_erg = NULL;
+   id->fast_erb = NULL;
+   id->x.disp = disp;
+   id->x.screen = DefaultScreen(disp);	/* the screen number */
+   id->x.root = DefaultRootWindow(disp);	/* the root window id */
+   id->x.visual = DefaultVisual(disp, id->x.screen);	/* the visual type */
+   id->x.depth = DefaultDepth(disp, id->x.screen);	/* the depth of the screen in bpp */
+   if (XShmQueryExtension(id->x.disp))
+     {
+	id->x.shm = 1;
+	id->x.shm_event = XShmGetEventBase(id->x.disp) + ShmCompletion;
+	id->x.last_xim = NULL;
+	id->x.last_sxim = NULL;
+	id->max_shm = 0x7fffffff;
+	if (XShmPixmapFormat(id->x.disp) == ZPixmap)
+	   id->x.shmp = 1;
+     }
+   else
+     {
+	id->x.shm = 0;
+	id->x.shmp = 0;
+     }
+   id->cache.on_image = 0;
+   id->cache.size_image = 0;
+   id->cache.num_image = 0;
+   id->cache.used_image = 0;
+   id->cache.image = NULL;
+   id->cache.on_pixmap = 0;
+   id->cache.size_pixmap = 0;
+   id->cache.num_pixmap = 0;
+   id->cache.used_pixmap = 0;
+   id->cache.pixmap = NULL;
+   id->byte_order = 0;
+   id->fastrend = 0;
+   id->hiq = 0;
+   id->fallback = 1;
+   id->mod.gamma = 256;
+   id->mod.brightness = 256;
+   id->mod.contrast = 256;
+   id->rmod.gamma = 256;
+   id->rmod.brightness = 256;
+   id->rmod.contrast = 256;
+   id->gmod.gamma = 256;
+   id->gmod.brightness = 256;
+   id->gmod.contrast = 256;
+   id->bmod.gamma = 256;
+   id->bmod.brightness = 256;
+   id->bmod.contrast = 256;
+
+   if (XGetWindowAttributes(disp, id->x.root, &xwa))
+     {
+	if (xwa.colormap)
+	   id->x.root_cmap = xwa.colormap;
+	else
+	   id->x.root_cmap = 0;
+     }
+   else
+      id->x.root_cmap = 0;
+   id->num_colors = 0;
+   homedir = getenv("HOME");
+   g_snprintf(s, sizeof(s), "%s/.imrc", homedir);
+   f = fopen(s, "r");
+   if (!f)
+      f = fopen(SYSTEM_IMRC, "r");
+   if (f)
+     {
+	while (fgets(s, 4096, f))
+	  {
+	     if (s[0] == '#')
+		continue;
+
+	     s1 = strtok(s, " \t\n");
+
+	     /* Blank line ? */
+
+	     if (s1 == NULL)
+		continue;
+
+	     s2 = strtok(NULL, " \t\n");
+	     if (s2 == NULL)
+		s2 = "";	/* NULL argument */
+
+	     if (!strcasecmp("PaletteFile", s1))
+	       {
+		  palfile = strdup(s2);
+	       }
+	     else if (!strcasecmp("PaletteOverride", s1))
+	       {
+		  if (!strcasecmp("yes", s2))
+		     override = 1;
+		  else
+		     override = 0;
+	       }
+	     else if (!strcasecmp("Dither", s1))
+	       {
+		  if (!strcasecmp("yes", s2))
+		     dither = 1;
+		  else
+		     dither = 0;
+	       }
+	     else if (!strcasecmp("Remap", s1))
+	       {
+		  if (!strcasecmp("fast", s2))
+		     remap = 1;
+		  else
+		     remap = 0;
+	       }
+	     else if (!strcasecmp("Mit-Shm", s1))
+	       {
+		  if (!strcasecmp("off", s2))
+		    {
+		       id->x.shm = 0;
+		       id->x.shmp = 0;
+		    }
+	       }
+	     else if (!strcasecmp("SharedPixmaps", s1))
+	       {
+		  if (!strcasecmp("off", s2))
+		     id->x.shmp = 0;
+	       }
+	     else if (!strcasecmp("FastRender", s1))
+	       {
+		  if (!strcasecmp("on", s2))
+		     id->fastrend = 1;
+	       }
+	     else if (!strcasecmp("HighQuality", s1))
+	       {
+		  if (!strcasecmp("on", s2))
+		     id->hiq = 1;
+	       }
+	     else if (!strcasecmp("Shm_Max_Size", s1))
+	       {
+		  num = atoi(s2);
+		  id->max_shm = num;
+	       }
+	     if (!strcasecmp("Image_Cache_Size", s1))
+	       {
+		  num = atoi(s2);
+		  id->cache.size_image = num;
+	       }
+	     else if (!strcasecmp("Pixmap_Cache_Size", s1))
+	       {
+		  num = atoi(s2);
+		  id->cache.size_pixmap = num;
+	       }
+	     else if (!strcasecmp("Image_Cache", s1))
+	       {
+		  if (!strcasecmp("on", s2))
+		     id->cache.on_image = 1;
+	       }
+	     else if (!strcasecmp("Pixmap_Cache", s1))
+	       {
+		  if (!strcasecmp("on", s2))
+		     id->cache.on_pixmap = 1;
+	       }
+	     else if (!strcasecmp("ForceVisualID", s1))
+	       {
+		  sscanf(s, "%1024s %x", s1, &num);
+		  vis = num;
+	       }
+	     else if (!strcasecmp("Fallback", s1))
+	       {
+		  if (!strcasecmp("off", s2))
+		     id->fallback = 0;
+		  else
+		     id->fallback = 1;
+	       }
+	     else if (!strcasecmp("Gamma", s1))
+	       {
+		  id->mod.gamma = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Brightness", s1))
+	       {
+		  id->mod.brightness = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Contrast", s1))
+	       {
+		  id->mod.contrast = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Red_Gamma", s1))
+	       {
+		  id->rmod.gamma = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Red_Brightness", s1))
+	       {
+		  id->rmod.brightness = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Red_Contrast", s1))
+	       {
+		  id->rmod.contrast = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Green_Gamma", s1))
+	       {
+		  id->gmod.gamma = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Green_Brightness", s1))
+	       {
+		  id->gmod.brightness = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Green_Contrast", s1))
+	       {
+		  id->gmod.contrast = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Blue_Gamma", s1))
+	       {
+		  id->bmod.gamma = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Blue_Brightness", s1))
+	       {
+		  id->bmod.brightness = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Blue_Contrast", s1))
+	       {
+		  id->bmod.contrast = (int)(256.0 * atof(s2));
+	       }
+	     else if (!strcasecmp("Ordered_Dither", s1))
+	       {
+		  if (!strcasecmp("off", s2))
+		     id->ordered_dither = 0;
+		  else
+		     id->ordered_dither = 1;
+	       }
+	  }
+	fclose(f);
+     }
+   if (p)
+     {
+	if (p->flags & PARAMS_VISUALID)
+	   vis = p->visualid;
+	if (p->flags & PARAMS_PALETTEFILE)
+	   palfile = strdup(p->palettefile);
+	if (p->flags & PARAMS_SHAREDMEM)
+	  {
+	     if (!p->sharedmem)
+	       {
+		  id->x.shm = 0;
+		  id->x.shmp = 0;
+	       }
+	     else
+	       {
+		  id->x.shm = 1;
+		  id->x.shmp = 0;
+	       }
+	  }
+	if (p->flags & PARAMS_SHAREDPIXMAPS)
+	  {
+	     if (id->x.shm)
+		id->x.shmp = p->sharedpixmaps;
+	  }
+	if (p->flags & PARAMS_PALETTEOVERRIDE)
+	   override = p->paletteoverride;
+	if (p->flags & PARAMS_REMAP)
+	   remap = p->remap;
+	if (p->flags & PARAMS_FASTRENDER)
+	   id->fastrend = p->fastrender;
+	if (p->flags & PARAMS_HIQUALITY)
+	   id->hiq = p->hiquality;
+	if (p->flags & PARAMS_DITHER)
+	   dither = p->dither;
+	if (p->flags & PARAMS_IMAGECACHESIZE)
+	   id->cache.size_image = p->imagecachesize;
+	if (p->flags & PARAMS_PIXMAPCACHESIZE)
+	   id->cache.size_pixmap = p->pixmapcachesize;
+     }
+   /* list all visuals for the default screen */
+   xvi.screen = id->x.screen;
+   xvir = XGetVisualInfo(disp, VisualScreenMask, &xvi, &num);
+   if (vis >= 0)
+     {
+	/* use the forced visual id */
+	maxn = 0;
+	for (i = 0; i < num; i++)
+	  {
+	     if (xvir[i].visualid == (VisualID) vis)
+		maxn = i;
+	  }
+	if (maxn >= 0)
+	  {
+	     unsigned long       rmsk, gmsk, bmsk;
+
+	     id->x.depth = xvir[maxn].depth;
+	     id->x.visual = xvir[maxn].visual;
+	     rmsk = xvir[maxn].red_mask;
+	     gmsk = xvir[maxn].green_mask;
+	     bmsk = xvir[maxn].blue_mask;
+
+	     if ((rmsk > gmsk) && (gmsk > bmsk))
+		id->byte_order = BYTE_ORD_24_RGB;
+	     else if ((rmsk > bmsk) && (bmsk > gmsk))
+		id->byte_order = BYTE_ORD_24_RBG;
+	     else if ((bmsk > rmsk) && (rmsk > gmsk))
+		id->byte_order = BYTE_ORD_24_BRG;
+	     else if ((bmsk > gmsk) && (gmsk > rmsk))
+		id->byte_order = BYTE_ORD_24_BGR;
+	     else if ((gmsk > rmsk) && (rmsk > bmsk))
+		id->byte_order = BYTE_ORD_24_GRB;
+	     else if ((gmsk > bmsk) && (bmsk > rmsk))
+		id->byte_order = BYTE_ORD_24_GBR;
+	     else
+		id->byte_order = 0;
+	  }
+	else
+	   fprintf(stderr, "Visual Id no 0x%x specified in the imrc file is invalid on this display.\nUsing Default Visual.\n", vis);
+     }
+   else
+     {
+	if (xvir)
+	  {
+	     /* find the highest bit-depth supported by visuals */
+	     max = 0;
+	     for (i = 0; i < num; i++)
+	       {
+		  if (xvir[i].depth > max)
+		     max = xvir[i].depth;
+	       }
+	     if (max > 8)
+	       {
+		  id->x.depth = max;
+		  clas = -1;
+		  maxn = -1;
+		  for (i = 0; i < num; i++)
+		    {
+		       if (xvir[i].depth == id->x.depth)
+			 {
+			    if ((xvir[i].class > clas) && (xvir[i].class != DirectColor))
+			      {
+				 maxn = i;
+				 clas = xvir[i].class;
+			      }
+			 }
+		    }
+		  if (maxn >= 0)
+		    {
+		       unsigned long       rmsk, gmsk, bmsk;
+
+		       id->x.visual = xvir[maxn].visual;
+		       rmsk = xvir[maxn].red_mask;
+		       gmsk = xvir[maxn].green_mask;
+		       bmsk = xvir[maxn].blue_mask;
+
+		       if ((rmsk > gmsk) && (gmsk > bmsk))
+			  id->byte_order = BYTE_ORD_24_RGB;
+		       else if ((rmsk > bmsk) && (bmsk > gmsk))
+			  id->byte_order = BYTE_ORD_24_RBG;
+		       else if ((bmsk > rmsk) && (rmsk > gmsk))
+			  id->byte_order = BYTE_ORD_24_BRG;
+		       else if ((bmsk > gmsk) && (gmsk > rmsk))
+			  id->byte_order = BYTE_ORD_24_BGR;
+		       else if ((gmsk > rmsk) && (rmsk > bmsk))
+			  id->byte_order = BYTE_ORD_24_GRB;
+		       else if ((gmsk > bmsk) && (bmsk > rmsk))
+			  id->byte_order = BYTE_ORD_24_GBR;
+		       else
+			  id->byte_order = 0;
+		    }
+	       }
+	  }
+     }
+   id->x.render_depth = id->x.depth;
+   XFree(xvir);
+   if (id->x.depth == 16)
+     {
+	xvi.visual = id->x.visual;
+	xvi.visualid = XVisualIDFromVisual(id->x.visual);
+	xvir = XGetVisualInfo(disp, VisualIDMask, &xvi, &num);
+	if (xvir)
+	  {
+	     if (xvir->red_mask != 0xf800)
+		id->x.render_depth = 15;
+	     XFree(xvir);
+	  }
+     }
+   if ((id->x.depth <= 8) || (override == 1))
+      loadpal = 1;
+   if (loadpal)
+     {
+	if (dither == 1)
+	  {
+	     if (remap == 1)
+		id->render_type = RT_DITHER_PALETTE_FAST;
+	     else
+		id->render_type = RT_DITHER_PALETTE;
+	  }
+	else
+	  {
+	     if (remap == 1)
+		id->render_type = RT_PLAIN_PALETTE_FAST;
+	     else
+		id->render_type = RT_PLAIN_PALETTE;
+	  }
+	gdk_imlib_load_colors(palfile);
+	if (id->num_colors == 0)
+	  {
+	     fprintf(stderr, "gdk_imlib: Cannot Find Palette. A Palette is required for this mode\n");
+	     free(id);
+	     id = NULL;
+	     if (palfile)
+		free(palfile);
+	     return;
+	  }
+     }
+   else
+     {
+	if (id->hiq == 1)
+	   id->render_type = RT_DITHER_TRUECOL;
+	else
+	   id->render_type = RT_PLAIN_TRUECOL;
+     }
+
+   newcm = gdk_imlib_set_color_map(id, disp);
+   gdk_imlib_set_fast_render(id, disp);
+   if (palfile)
+      free(palfile);
+}
+
+GdkPixmap          *
+gdk_imlib_copy_image(GdkImlibImage * im)
+{
+   GdkPixmap          *p;
+   GdkGC              *gc;
+
+   if ((!im) || (!im->pixmap))
+      return NULL;
+   p = gdk_pixmap_new(id->x.gdk_win, im->width, im->height, id->x.depth);
+   gc = gdk_gc_new(p);
+   gdk_draw_pixmap(p, gc, im->pixmap, 0, 0, 0, 0, im->width, im->height);
+   gdk_gc_destroy(gc);
+   return p;
+}
+
+GdkPixmap          *
+gdk_imlib_move_image(GdkImlibImage * im)
+{
+   GdkPixmap          *p;
+
+   if (!im)
+      return NULL;
+   p = im->pixmap;
+   im->pixmap = NULL;
+   return p;
+}
+
+GdkBitmap          *
+gdk_imlib_copy_mask(GdkImlibImage * im)
+{
+   GdkBitmap          *p;
+   GdkGC              *gc;
+
+   if ((!im) || (!im->shape_mask))
+      return NULL;
+   p = gdk_pixmap_new(id->x.gdk_win, im->width, im->height, 1);
+   gc = gdk_gc_new(p);
+   gdk_draw_pixmap(p, gc, im->shape_mask, 0, 0, 0, 0, im->width, im->height);
+   gdk_gc_destroy(gc);
+   return p;
+}
+
+GdkBitmap          *
+gdk_imlib_move_mask(GdkImlibImage * im)
+{
+   GdkBitmap          *p;
+
+   if (!im)
+      return NULL;
+   p = im->shape_mask;
+   im->shape_mask = NULL;
+   return p;
+}
+
+void
+gdk_imlib_destroy_image(GdkImlibImage * im)
+{
+   if (im)
+     {
+	if (id->cache.on_image)
+	  {
+	     gfree_image(im);
+	     gclean_caches();
+	  }
+	else
+	   gnullify_image(im);
+     }
+}
+
+void
+gdk_imlib_kill_image(GdkImlibImage * im)
+{
+   if (im)
+     {
+	if (id->cache.on_image)
+	  {
+	     gfree_image(im);
+	     gflush_image(im);
+	     gclean_caches();
+	  }
+	else
+	   gnullify_image(im);
+     }
+}
+
+void
+gdk_imlib_free_pixmap(GdkPixmap * pmap)
+{
+   if (pmap)
+     {
+	gfree_pixmappmap(pmap);
+	gclean_caches();
+     }
+}
+
+void
+gdk_imlib_free_bitmap(GdkBitmap * pmap)
+{
+   if (pmap)
+     {
+	gfree_pixmappmap(pmap);
+	gclean_caches();
+     }
+}
+
+void
+gdk_imlib_set_image_border(GdkImlibImage * im, GdkImlibBorder * border)
+{
+   if ((im) && (border))
+     {
+	im->border.left = border->left;
+	im->border.right = border->right;
+	im->border.top = border->top;
+	im->border.bottom = border->bottom;
+	gdirty_pixmaps(im);
+     }
+}
+
+void
+gdk_imlib_get_image_border(GdkImlibImage * im, GdkImlibBorder * border)
+{
+   if ((im) && (border))
+     {
+	border->left = im->border.left;
+	border->right = im->border.right;
+	border->top = im->border.top;
+	border->bottom = im->border.bottom;
+     }
+}
+
+void
+gdk_imlib_get_image_shape(GdkImlibImage * im, GdkImlibColor * color)
+{
+   if ((!im) || (!color))
+      return;
+   color->r = im->shape_color.r;
+   color->g = im->shape_color.g;
+   color->b = im->shape_color.b;
+}
+
+void
+gdk_imlib_set_image_shape(GdkImlibImage * im, GdkImlibColor * color)
+{
+   if ((!im) || (!color))
+      return;
+   im->shape_color.r = color->r;
+   im->shape_color.g = color->g;
+   im->shape_color.b = color->b;
+   gdirty_pixmaps(im);
+}
+
+gint
+gdk_imlib_get_fallback()
+{
+   if (!id)
+      return 0;
+   return id->fallback;
+}
+
+void
+gdk_imlib_set_fallback(gint fallback)
+{
+   if (!id)
+      return;
+   id->fallback = fallback;
+}
+
+GdkVisual          *
+gdk_imlib_get_visual()
+{
+   if (!id)
+      return NULL;
+   return gdk_window_get_visual(id->x.gdk_win);
+}
+
+GdkColormap        *
+gdk_imlib_get_colormap()
+{
+   if (!id)
+      return NULL;
+   return (id->x.gdk_cmap);
+}
+
+gchar              *
+gdk_imlib_get_sysconfig()
+{
+   if (!id)
+      return NULL;
+   return strdup(SYSTEM_IMRC);
+}