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Restore fontconfig functionality

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This commit is contained in:
Greg Lewis 2020-09-07 18:33:50 +00:00
parent 3fac2636bf
commit 1f7fde3179
Notes: svn2git 2021-03-31 03:12:20 +00:00 
svn path=/head/; revision=547934
3 changed files with 221 additions and 0 deletions
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1
java/openjdk15/Makefile
View File

@ -3,6 +3,7 @@
PORTNAME= openjdk
DISTVERSIONPREFIX= jdk-
DISTVERSION= ${JDK_MAJOR_VERSION}.${JDK_MINOR_VERSION}.${JDK_PATCH_VERSION}+${JDK_BUILD_NUMBER}-${BSD_JDK_VERSION}
PORTREVISION= 1
CATEGORIES= java devel
PKGNAMESUFFIX?= ${JDK_MAJOR_VERSION}

11
java/openjdk15/files/patch-make_modules_java.desktop_lib_Awt2dLibraries.gmk Normal file
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@ -0,0 +1,11 @@
--- make/modules/java.desktop/lib/Awt2dLibraries.gmk.orig 2020-07-08 21:33:08 UTC
+++ make/modules/java.desktop/lib/Awt2dLibraries.gmk
@@ -631,7 +631,7 @@ $(eval $(call SetupJdkLibrary, BUILD_LIBFONTMANAGER, \
LDFLAGS_unix := -L$(INSTALL_LIBRARIES_HERE), \
LDFLAGS_aix := -Wl$(COMMA)-berok, \
LIBS := $(BUILD_LIBFONTMANAGER_FONTLIB), \
- LIBS_unix := -lawt -ljava -ljvm $(LIBM) $(LIBCXX), \
+ LIBS_unix := -lfontconfig -lawt -ljava -ljvm $(LIBM) $(LIBCXX), \
LIBS_macosx := -lawt_lwawt -framework CoreText -framework CoreFoundation \
-framework CoreGraphics, \
LIBS_windows := $(WIN_JAVA_LIB) advapi32.lib user32.lib gdi32.lib \

209
java/openjdk15/files/patch-src_java.desktop_share_native_libfontmanager_freetypeScaler.c Normal file
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@ -0,0 +1,209 @@
--- src/java.desktop/share/native/libfontmanager/freetypeScaler.c.orig 2020-07-08 21:34:01 UTC
+++ src/java.desktop/share/native/libfontmanager/freetypeScaler.c
@@ -43,6 +43,7 @@
#include FT_SYNTHESIS_H
#include FT_LCD_FILTER_H
#include FT_MODULE_H
+#include <fontconfig/fontconfig.h>
#include "fontscaler.h"
@@ -87,6 +88,133 @@ typedef struct FTScalerContext {
int ptsz; /* size in points */
} FTScalerContext;
+typedef struct {
+ FT_Render_Mode ftRenderMode;
+ int ftLoadFlags;
+ FT_LcdFilter ftLcdFilter;
+} RenderingProperties;
+
+static FcPattern* matchedPattern(const FcChar8* family, double ptSize) {
+ FcPattern* pattern = FcPatternCreate();
+ if (!pattern)
+ return 0;
+
+ FcPatternAddString(pattern, FC_FAMILY, family);
+ FcPatternAddBool(pattern, FC_SCALABLE, FcTrue);
+ FcPatternAddDouble(pattern, FC_SIZE, ptSize);
+
+ FcConfigSubstitute(0, pattern, FcMatchPattern);
+ FcDefaultSubstitute(pattern);
+
+ FcResult res;
+ FcPattern *match = FcFontMatch(0, pattern, &res);
+ FcPatternDestroy(pattern);
+ return (res == FcResultMatch) ? match : NULL;
+}
+
+static void readFontconfig(const FcChar8* family, double ptSize, jint aaType, RenderingProperties* rp) {
+ FcPattern *pattern = matchedPattern(family, ptSize);
+
+ FT_Render_Mode ftRenderMode = FT_RENDER_MODE_NORMAL;
+ int ftLoadFlags = FT_LOAD_DEFAULT;
+ FT_LcdFilter ftLcdFilter = FT_LCD_FILTER_DEFAULT;
+ FcBool fcAntialias = 0;
+ char horizontal = 1;
+
+ // subpixel order
+ if (aaType == TEXT_AA_ON)
+ ftRenderMode = FT_RENDER_MODE_NORMAL;
+ else if (aaType == TEXT_AA_OFF)
+ ftRenderMode = FT_RENDER_MODE_MONO;
+ else {
+ int fcRGBA = FC_RGBA_UNKNOWN;
+ if (pattern)
+ FcPatternGetInteger(pattern, FC_RGBA, 0, &fcRGBA);
+ switch (fcRGBA) {
+ case FC_RGBA_NONE:
+ ftRenderMode = FT_RENDER_MODE_NORMAL;
+ break;
+ case FC_RGBA_RGB:
+ case FC_RGBA_BGR:
+ ftRenderMode = FT_RENDER_MODE_LCD;
+ horizontal = 1;
+ break;
+ case FC_RGBA_VRGB:
+ case FC_RGBA_VBGR:
+ ftRenderMode = FT_RENDER_MODE_LCD_V;
+ horizontal = 0;
+ break;
+ default:
+ ftRenderMode = FT_RENDER_MODE_NORMAL;
+ break;
+ }
+ }
+
+ // loading mode
+ if (aaType == TEXT_AA_OFF)
+ ftLoadFlags |= FT_LOAD_TARGET_MONO;
+ else {
+ int fcHintStyle = FC_HINT_NONE;
+ if (pattern)
+ FcPatternGetInteger(pattern, FC_HINT_STYLE, 0, &fcHintStyle);
+ switch (fcHintStyle) {
+ case FC_HINT_NONE:
+ ftLoadFlags |= FT_LOAD_NO_HINTING;
+ break;
+ case FC_HINT_SLIGHT:
+ ftLoadFlags |= FT_LOAD_TARGET_LIGHT;
+ break;
+ case FC_HINT_MEDIUM:
+ ftLoadFlags |= FT_LOAD_TARGET_NORMAL;
+ break;
+ case FC_HINT_FULL:
+ if (aaType == TEXT_AA_ON)
+ ftLoadFlags |= FT_LOAD_TARGET_NORMAL;
+ else
+ ftLoadFlags |= horizontal ? FT_LOAD_TARGET_LCD : FT_LOAD_TARGET_LCD_V;
+ break;
+ default:
+ ftLoadFlags |= FT_LOAD_TARGET_NORMAL;
+ break;
+ }
+ }
+
+ // autohinting
+ FcBool fcAutohint = 0;
+ if (pattern && FcPatternGetBool(pattern, FC_AUTOHINT, 0, &fcAutohint) == FcResultMatch)
+ if (fcAutohint)
+ ftLoadFlags |= FT_LOAD_FORCE_AUTOHINT;
+
+ // LCD filter
+ int fcLCDFilter = FC_LCD_DEFAULT;
+ if (pattern)
+ FcPatternGetInteger(pattern, FC_LCD_FILTER, 0, &fcLCDFilter);
+ switch (fcLCDFilter) {
+ case FC_LCD_NONE:
+ ftLcdFilter = FT_LCD_FILTER_NONE;
+ break;
+ case FC_LCD_DEFAULT:
+ ftLcdFilter = FT_LCD_FILTER_DEFAULT;
+ break;
+ case FC_LCD_LIGHT:
+ ftLcdFilter = FT_LCD_FILTER_LIGHT;
+ break;
+ case FC_LCD_LEGACY:
+ ftLcdFilter = FT_LCD_FILTER_LEGACY;
+ break;
+ default:
+ ftLcdFilter = FT_LCD_FILTER_DEFAULT;
+ break;
+ }
+
+ if (pattern)
+ FcPatternDestroy(pattern);
+
+ rp->ftRenderMode = ftRenderMode;
+ rp->ftLoadFlags = ftLoadFlags;
+ rp->ftLcdFilter = ftLcdFilter;
+}
+
#ifdef DEBUG
/* These are referenced in the freetype sources if DEBUG macro is defined.
To simplify work with debuging version of freetype we define
@@ -868,29 +996,12 @@ static jlong
renderFlags |= FT_LOAD_NO_HINTING;
}
- if (!context->useSbits) {
- renderFlags |= FT_LOAD_NO_BITMAP;
- }
+ RenderingProperties renderingProperties;
+ readFontconfig((const FcChar8 *) scalerInfo->face->family_name,
+ context->ptsz, context->aaType, &renderingProperties);
- /* NB: in case of non identity transform
- we might also prefer to disable transform before hinting,
- and apply it explicitly after hinting is performed.
- Or we can disable hinting. */
-
- /* select appropriate hinting mode */
- if (context->aaType == TEXT_AA_OFF) {
- target = FT_LOAD_TARGET_MONO;
- } else if (context->aaType == TEXT_AA_ON) {
- target = FT_LOAD_TARGET_NORMAL;
- } else if (context->aaType == TEXT_AA_LCD_HRGB ||
- context->aaType == TEXT_AA_LCD_HBGR) {
- target = FT_LOAD_TARGET_LCD;
- } else {
- target = FT_LOAD_TARGET_LCD_V;
- }
- renderFlags |= target;
-
- error = FT_Load_Glyph(scalerInfo->face, glyphCode, renderFlags);
+ FT_Library_SetLcdFilter(scalerInfo->library, renderingProperties.ftLcdFilter);
+ error = FT_Load_Glyph(scalerInfo->face, glyphCode, renderingProperties.ftLoadFlags);
if (error) {
//do not destroy scaler yet.
//this can be problem of particular context (e.g. with bad transform)
@@ -915,11 +1026,11 @@ static jlong
glyphInfo = getNullGlyphImage();
return ptr_to_jlong(glyphInfo);
}
- error = FT_Render_Glyph(ftglyph, FT_LOAD_TARGET_MODE(target));
- if (error != 0) {
- return ptr_to_jlong(getNullGlyphImage());
- }
}
+ error = FT_Render_Glyph(ftglyph, renderingProperties.ftRenderMode);
+ if (error != 0) {
+ return ptr_to_jlong(getNullGlyphImage());
+ }
if (renderImage) {
width = (UInt16) ftglyph->bitmap.width;
@@ -1134,9 +1245,11 @@ static FT_Outline* getFTOutline(JNIEnv* env, jobject f
return NULL;
}
- renderFlags = FT_LOAD_NO_HINTING | FT_LOAD_NO_BITMAP;
+ RenderingProperties renderingProperties;
+ readFontconfig((const FcChar8 *) scalerInfo->face->family_name,
+ context->ptsz, context->aaType, &renderingProperties);
- error = FT_Load_Glyph(scalerInfo->face, glyphCode, renderFlags);
+ error = FT_Load_Glyph(scalerInfo->face, glyphCode, renderingProperties.ftLoadFlags);
if (error) {
return NULL;
}