make xrender optional

git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@642 b9cfdab3-6d41-4d17-bbe4-086880011989

Makefile.pl

@@ -36,6 +36,7 @@ require("./pl/utils.pl");
 param_set("stb-image",            1);
 param_set("stb-truetype",         0);
 param_set("freetype2",            1);
+param_set("xrender",              1);
 param_set("opengl",               0);
 param_set("vulkan",               0);
 param_set("vulkan-string-helper", 1);
@@ -44,6 +45,7 @@ my %features = (
     "stb-image"            => "use stb_image instead of libjpeg/libpng",
     "stb-truetype"         => "use stb_truetype",
     "freetype2"            => "use FreeType2",
+    "xrender"              => "use XRender",
     "opengl"               => "build OpenGL widget",
     "vulkan"               => "build Vulkan widget",
     "vulkan-string-helper" => "use Vulkan string helper"
@@ -51,7 +53,8 @@ my %features = (
 my @features_keys = (
     "1stb-image", "1stb-truetype",
     "1freetype2", "1opengl",
-    "1vulkan",    "2vulkan-string-helper"
+    "2xrender",   "1vulkan",
+    "2vulkan-string-helper"
 );
 
 foreach my $l (@ARGV) {
@@ -84,11 +87,11 @@ foreach my $l (@ARGV) {
         print("  --without-FEATURE               Do not use FEATURE\n");
 
         foreach my $l (@features_keys) {
-            my $flag =
+            my $flag = (
-              (   (substr($l, 0, 1) eq '1')
+                  (substr($l, 0, 1) eq '1')
                 ? (param_get(substr($l, 1)) ? "--disable-" : "--enable-")
-                : (param_get(substr($l, 1)) ? "--without-" : "--with-"))
+                : (param_get(substr($l, 1)) ? "--without-" : "--with-")
-              . substr($l, 1);
+            ) . substr($l, 1);
             my $do   = param_get(substr($l, 1)) ? "Do not " : "";
             my $feat = $features{ substr($l, 1) };
             if (not(param_get($l))) {
@@ -119,7 +122,10 @@ foreach my $e (param_list()) {
     if (($e eq "vulkan-string-helper") and param_get("vulkan")) {
         push(@l, $e);
     }
-    elsif (not($e eq "vulkan-string-helper") and param_get($e)) {
+    elsif (($e eq "xrender") and ($backend eq "x11")) {
+        push(@l, $e);
+    }
+    elsif (not($e eq "vulkan-string-helper") and not($e eq "xrender") and param_get($e)) {
         push(@l, $e);
     }
 }
@@ -144,7 +150,7 @@ print(OUT
 "	clang-format --verbose -i `find src include -name \"*.c\" -or -name \"*.h\"`\n"
 );
 print(OUT
-"	perltidy -b -bext=\"/\" --paren-tightness=2 `find tools Makefile.pl -name \"*.pl\"`\n"
+"	perltidy -b -bext=\"/\" --paren-tightness=2 `find tools pl Makefile.pl -name \"*.pl\"`\n"
 );
 print(OUT "\n");
 print(OUT "lib: src/${library_prefix}Mw${library_suffix}\n");

pl/rules.pl

@@ -34,6 +34,9 @@ if(param_get("freetype2")){
 		add_libs(`pkg-config --libs freetype2`);
 	}
 }
+if(param_get("xrender")){
+	add_cflags("-DUSE_XRENDER");
+}
 
 new_object("src/icon/*.c");
 new_object("src/font/*.c");

src/backend/x11.c

@@ -451,7 +451,9 @@ MwLLPixmap MwLLCreatePixmap(MwLL handle, unsigned char* data, int width, int hei
 	r->data	   = malloc(sizeof(unsigned long) * width * height);
 	r->handle  = handle;
 
-	r->use_render = XRenderQueryExtension(handle->display, &evbase, &erbase) ? 1 : 0;
+#ifdef USE_XRENDER
+	r->use_xrender = XRenderQueryExtension(handle->display, &evbase, &erbase) ? 1 : 0;
+#endif
 
 	r->image = XCreateImage(handle->display, DefaultVisual(handle->display, DefaultScreen(handle->display)), r->depth, ZPixmap, 0, di, width, height, 32, width * 4);
 	r->mask	 = XCreateImage(handle->display, DefaultVisual(handle->display, DefaultScreen(handle->display)), 1, ZPixmap, 0, dm, width, height, 32, width * 4);
@@ -499,6 +501,7 @@ void MwLLDestroyPixmap(MwLLPixmap pixmap) {
 
 void MwLLDrawPixmap(MwLL handle, MwRect* rect, MwLLPixmap pixmap) {
 	if(rect->width == 0 || rect->height == 0) return;
+#ifdef USE_XRENDER
 	if(pixmap->image != NULL && pixmap->use_render) {
 		Pixmap			 px	= XCreatePixmap(handle->display, handle->window, pixmap->width, pixmap->height, pixmap->depth);
 		Pixmap			 mask	= XCreatePixmap(handle->display, handle->window, rect->width, rect->height, 1);
@@ -565,7 +568,9 @@ void MwLLDrawPixmap(MwLL handle, MwRect* rect, MwLLPixmap pixmap) {
 		XFreePixmap(handle->display, mask);
 		XFreePixmap(handle->display, px);
 		XFreePixmap(handle->display, pxsrc);
-	} else if(pixmap->image != NULL) {
+	} else
+#endif
+	    if(pixmap->image != NULL) {
 		XImage* dest;
 		XImage* destmask;
 		Pixmap	mask   = XCreatePixmap(handle->display, handle->window, rect->width, rect->height, 1);

src/backend/x11.h

@@ -9,7 +9,9 @@
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
 #include <X11/Xatom.h>
+#ifdef USE_XRENDER
 #include <X11/extensions/Xrender.h>
+#endif
 
 struct _MwLL {
 	Display* display;
@@ -58,7 +60,7 @@ struct _MwLLPixmap {
 	int	       depth;
 	unsigned char* data;
 	MwLL	       handle;
-	int	       use_render;
+	int	       use_xrender;
 	Display*       display;
 	XImage*	       image;
 	XImage*	       mask;