thorvg: Update to 0.13.8

thirdparty/thorvg/inc/config.h

@@ -15,5 +15,5 @@
 // For internal debugging:
 //#define THORVG_LOG_ENABLED
 
-#define THORVG_VERSION_STRING "0.13.7"
+#define THORVG_VERSION_STRING "0.13.8"
 #endif

thirdparty/thorvg/patches/pr2338-float_t.patch

@@ -1,13 +0,0 @@
-diff --git a/thirdparty/thorvg/src/loaders/svg/tvgSvgLoader.cpp b/thirdparty/thorvg/src/loaders/svg/tvgSvgLoader.cpp
-index f59994aae6..b2ce38852c 100644
---- a/thirdparty/thorvg/src/loaders/svg/tvgSvgLoader.cpp
-+++ b/thirdparty/thorvg/src/loaders/svg/tvgSvgLoader.cpp
-@@ -709,7 +709,7 @@ static bool _toColor(const char* str, uint8_t* r, uint8_t* g, uint8_t* b, char**
-         *ref = _idFromUrl((const char*)(str + 3));
-         return true;
-     } else if (len >= 10 && (str[0] == 'h' || str[0] == 'H') && (str[1] == 's' || str[1] == 'S') && (str[2] == 'l' || str[2] == 'L') && str[3] == '(' && str[len - 1] == ')') {
--        float_t th, ts, tb;
-+        float th, ts, tb;
-         const char *content, *hue, *satuation, *brightness;
-         content = str + 4;
-         content = _skipSpace(content, nullptr);

thirdparty/thorvg/src/common/tvgLock.h

@@ -25,6 +25,8 @@
 
 #ifdef THORVG_THREAD_SUPPORT
 
+#define _DISABLE_CONSTEXPR_MUTEX_CONSTRUCTOR
+
 #include <mutex>
 
 namespace tvg {

thirdparty/thorvg/src/loaders/svg/tvgSvgLoader.cpp

@@ -175,14 +175,14 @@ static float _toFloat(const SvgParser* svgParse, const char* str, SvgParserLengt
     else if (strstr(str, "pc")) parsedValue *= PX_PER_PC;
     else if (strstr(str, "in")) parsedValue *= PX_PER_IN;
     else if (strstr(str, "%")) {
-        if (type == SvgParserLengthType::Vertical) parsedValue = (parsedValue / 100.0) * svgParse->global.h;
-        else if (type == SvgParserLengthType::Horizontal) parsedValue = (parsedValue / 100.0) * svgParse->global.w;
-        else //if other then it's radius
+        if (type == SvgParserLengthType::Vertical) parsedValue = (parsedValue / 100.0f) * svgParse->global.h;
+        else if (type == SvgParserLengthType::Horizontal) parsedValue = (parsedValue / 100.0f) * svgParse->global.w;
+        else //if other than it's radius
         {
             float max = svgParse->global.w;
             if (max < svgParse->global.h)
                 max = svgParse->global.h;
-            parsedValue = (parsedValue / 100.0) * max;
+            parsedValue = (parsedValue / 100.0f) * max;
         }
     }
     //TODO: Implement 'em', 'ex' attributes
@@ -580,7 +580,7 @@ static constexpr struct
 };
 
 
-static bool _hslToRgb(float hue, float satuation, float brightness, uint8_t* red, uint8_t* green, uint8_t* blue)
+static bool _hslToRgb(float hue, float saturation, float brightness, uint8_t* red, uint8_t* green, uint8_t* blue)
 {
     if (!red || !green || !blue) return false;
 
@@ -588,12 +588,12 @@ static bool _hslToRgb(float hue, float satuation, float brightness, uint8_t* red
     float _red = 0, _green = 0, _blue = 0;
     uint32_t i = 0;
 
-    if (mathZero(satuation))  _red = _green = _blue = brightness;
+    if (mathZero(saturation))  _red = _green = _blue = brightness;
     else {
         if (mathEqual(hue, 360.0)) hue = 0.0f;
         hue /= 60.0f;
 
-        v = (brightness <= 0.5f) ? (brightness * (1.0f + satuation)) : (brightness + satuation - (brightness * satuation));
+        v = (brightness <= 0.5f) ? (brightness * (1.0f + saturation)) : (brightness + saturation - (brightness * saturation));
         p = brightness + brightness - v;
 
         if (!mathZero(v)) sv = (v - p) / v;
@@ -662,7 +662,7 @@ static bool _toColor(const char* str, uint8_t* r, uint8_t* g, uint8_t* b, char**
     unsigned char tr, tg, tb;
 
     if (len == 4 && str[0] == '#') {
-        //Case for "#456" should be interprete as "#445566"
+        //Case for "#456" should be interpreted as "#445566"
         if (isxdigit(str[1]) && isxdigit(str[2]) && isxdigit(str[3])) {
             char tmp[3] = { '\0', '\0', '\0' };
             tmp[0] = str[1];
@@ -710,7 +710,7 @@ static bool _toColor(const char* str, uint8_t* r, uint8_t* g, uint8_t* b, char**
         return true;
     } else if (len >= 10 && (str[0] == 'h' || str[0] == 'H') && (str[1] == 's' || str[1] == 'S') && (str[2] == 'l' || str[2] == 'L') && str[3] == '(' && str[len - 1] == ')') {
         float th, ts, tb;
-        const char *content, *hue, *satuation, *brightness;
+        const char *content, *hue, *saturation, *brightness;
         content = str + 4;
         content = _skipSpace(content, nullptr);
         if (_parseNumber(&content, &hue, &th) && hue) {
@@ -718,12 +718,12 @@ static bool _toColor(const char* str, uint8_t* r, uint8_t* g, uint8_t* b, char**
             hue = _skipSpace(hue, nullptr);
             hue = (char*)_skipComma(hue);
             hue = _skipSpace(hue, nullptr);
-            if (_parseNumber(&hue, &satuation, &ts) && satuation && *satuation == '%') {
+            if (_parseNumber(&hue, &saturation, &ts) && saturation && *saturation == '%') {
                 ts /= 100.0f;
-                satuation = _skipSpace(satuation + 1, nullptr);
-                satuation = (char*)_skipComma(satuation);
-                satuation = _skipSpace(satuation, nullptr);
-                if (_parseNumber(&satuation, &brightness, &tb) && brightness && *brightness == '%') {
+                saturation = _skipSpace(saturation + 1, nullptr);
+                saturation = (char*)_skipComma(saturation);
+                saturation = _skipSpace(saturation, nullptr);
+                if (_parseNumber(&saturation, &brightness, &tb) && brightness && *brightness == '%') {
                     tb /= 100.0f;
                     brightness = _skipSpace(brightness + 1, nullptr);
                     if (brightness && brightness[0] == ')' && brightness[1] == '\0') {
@@ -2119,7 +2119,72 @@ static SvgNode* _createUseNode(SvgLoaderData* loader, SvgNode* parent, const cha
 }
 
 
-//TODO: Implement 'text' primitive
+static constexpr struct
+{
+    const char* tag;
+    SvgParserLengthType type;
+    int sz;
+    size_t offset;
+} textTags[] = {
+        {"x", SvgParserLengthType::Horizontal, sizeof("x"), offsetof(SvgTextNode, x)},
+        {"y", SvgParserLengthType::Vertical, sizeof("y"), offsetof(SvgTextNode, y)},
+        {"font-size", SvgParserLengthType::Vertical, sizeof("font-size"), offsetof(SvgTextNode, fontSize)}
+};
+
+
+static bool _attrParseTextNode(void* data, const char* key, const char* value)
+{
+    SvgLoaderData* loader = (SvgLoaderData*)data;
+    SvgNode* node = loader->svgParse->node;
+    SvgTextNode* text = &(node->node.text);
+
+    unsigned char* array;
+    int sz = strlen(key);
+
+    array = (unsigned char*)text;
+    for (unsigned int i = 0; i < sizeof(textTags) / sizeof(textTags[0]); i++) {
+        if (textTags[i].sz - 1 == sz && !strncmp(textTags[i].tag, key, sz)) {
+            *((float*)(array + textTags[i].offset)) = _toFloat(loader->svgParse, value, textTags[i].type);
+            return true;
+        }
+    }
+
+    if (!strcmp(key, "font-family")) {
+        if (text->fontFamily && value) free(text->fontFamily);
+        text->fontFamily = strdup(value);
+    } else if (!strcmp(key, "style")) {
+        return simpleXmlParseW3CAttribute(value, strlen(value), _parseStyleAttr, loader);
+    } else if (!strcmp(key, "clip-path")) {
+        _handleClipPathAttr(loader, node, value);
+    } else if (!strcmp(key, "mask")) {
+        _handleMaskAttr(loader, node, value);
+    } else if (!strcmp(key, "id")) {
+        if (node->id && value) free(node->id);
+        node->id = _copyId(value);
+    } else if (!strcmp(key, "class")) {
+        _handleCssClassAttr(loader, node, value);
+    } else {
+        return _parseStyleAttr(loader, key, value, false);
+    }
+    return true;
+}
+
+
+static SvgNode* _createTextNode(SvgLoaderData* loader, SvgNode* parent, const char* buf, unsigned bufLength, parseAttributes func)
+{
+    loader->svgParse->node = _createNode(parent, SvgNodeType::Text);
+    if (!loader->svgParse->node) return nullptr;
+
+    //TODO: support the def font and size as used in a system?
+    loader->svgParse->node->node.text.fontSize = 10.0f;
+    loader->svgParse->node->node.text.fontFamily = nullptr;
+
+    func(buf, bufLength, _attrParseTextNode, loader);
+
+    return loader->svgParse->node;
+}
+
+
 static constexpr struct
 {
     const char* tag;
@@ -2134,7 +2199,8 @@ static constexpr struct
     {"rect", sizeof("rect"), _createRectNode},
     {"polyline", sizeof("polyline"), _createPolylineNode},
     {"line", sizeof("line"), _createLineNode},
-    {"image", sizeof("image"), _createImageNode}
+    {"image", sizeof("image"), _createImageNode},
+    {"text", sizeof("text"), _createTextNode}
 };
 
 
@@ -3122,6 +3188,20 @@ static void _copyAttr(SvgNode* to, const SvgNode* from)
             to->node.use.symbol = from->node.use.symbol;
             break;
         }
+        case SvgNodeType::Text: {
+            to->node.text.x = from->node.text.x;
+            to->node.text.y = from->node.text.y;
+            to->node.text.fontSize = from->node.text.fontSize;
+            if (from->node.text.text) {
+                if (to->node.text.text) free(to->node.text.text);
+                to->node.text.text = strdup(from->node.text.text);
+            }
+            if (from->node.text.fontFamily) {
+                if (to->node.text.fontFamily) free(to->node.text.fontFamily);
+                to->node.text.fontFamily = strdup(from->node.text.fontFamily);
+            }
+            break;
+        }
         default: {
             break;
         }
@@ -3174,27 +3254,12 @@ static void _clonePostponedNodes(Array<SvgNodeIdPair>* cloneNodes, SvgNode* doc)
 }
 
 
-static constexpr struct
-{
-    const char* tag;
-    size_t sz;
-} popArray[] = {
-    {"g", sizeof("g")},
-    {"svg", sizeof("svg")},
-    {"defs", sizeof("defs")},
-    {"mask", sizeof("mask")},
-    {"clipPath", sizeof("clipPath")},
-    {"style", sizeof("style")},
-    {"symbol", sizeof("symbol")}
-};
-
-
 static void _svgLoaderParserXmlClose(SvgLoaderData* loader, const char* content)
 {
     content = _skipSpace(content, nullptr);
 
-    for (unsigned int i = 0; i < sizeof(popArray) / sizeof(popArray[0]); i++) {
-        if (!strncmp(content, popArray[i].tag, popArray[i].sz - 1)) {
+    for (unsigned int i = 0; i < sizeof(groupTags) / sizeof(groupTags[0]); i++) {
+        if (!strncmp(content, groupTags[i].tag, groupTags[i].sz - 1)) {
             loader->stack.pop();
             break;
         }
@@ -3259,7 +3324,7 @@ static void _svgLoaderParserXmlOpen(SvgLoaderData* loader, const char* content,
                     node = method(loader, nullptr, attrs, attrsLength, simpleXmlParseAttributes);
                     loader->cssStyle = node;
                     loader->doc->node.doc.style = node;
-                    loader->style = true;
+                    loader->openedTag = OpenedTagType::Style;
                 }
             } else {
                 node = method(loader, parent, attrs, attrsLength, simpleXmlParseAttributes);
@@ -3275,9 +3340,12 @@ static void _svgLoaderParserXmlOpen(SvgLoaderData* loader, const char* content,
         else parent = loader->doc;
         node = method(loader, parent, attrs, attrsLength, simpleXmlParseAttributes);
         if (node && !empty) {
-            auto defs = _createDefsNode(loader, nullptr, nullptr, 0, nullptr);
-            loader->stack.push(defs);
-            loader->currentGraphicsNode = node;
+            if (!strcmp(tagName, "text")) loader->openedTag = OpenedTagType::Text;
+            else {
+                auto defs = _createDefsNode(loader, nullptr, nullptr, 0, nullptr);
+                loader->stack.push(defs);
+                loader->currentGraphicsNode = node;
+            }
         }
     } else if ((gradientMethod = _findGradientFactory(tagName))) {
         SvgStyleGradient* gradient;
@@ -3310,6 +3378,15 @@ static void _svgLoaderParserXmlOpen(SvgLoaderData* loader, const char* content,
 }
 
 
+static void _svgLoaderParserText(SvgLoaderData* loader, const char* content, unsigned int length)
+{
+    auto text = &loader->svgParse->node->node.text;
+    if (text->text) free(text->text);
+    text->text = strDuplicate(content, length);
+    loader->openedTag = OpenedTagType::Other;
+}
+
+
 static void _svgLoaderParserXmlCssStyle(SvgLoaderData* loader, const char* content, unsigned int length)
 {
     char* tag;
@@ -3342,7 +3419,7 @@ static void _svgLoaderParserXmlCssStyle(SvgLoaderData* loader, const char* conte
         free(tag);
         free(name);
     }
-    loader->style = false;
+    loader->openedTag = OpenedTagType::Other;
 }
 
 
@@ -3365,7 +3442,8 @@ static bool _svgLoaderParser(void* data, SimpleXMLType type, const char* content
         }
         case SimpleXMLType::Data:
         case SimpleXMLType::CData: {
-            if (loader->style) _svgLoaderParserXmlCssStyle(loader, content, length);
+            if (loader->openedTag == OpenedTagType::Style) _svgLoaderParserXmlCssStyle(loader, content, length);
+            else if (loader->openedTag == OpenedTagType::Text) _svgLoaderParserText(loader, content, length);
             break;
         }
         case SimpleXMLType::DoctypeChild: {
@@ -3587,6 +3665,11 @@ static void _freeNode(SvgNode* node)
              free(node->node.image.href);
              break;
          }
+         case SvgNodeType::Text: {
+             free(node->node.text.text);
+             free(node->node.text.fontFamily);
+             break;
+         }
          default: {
              break;
          }

thirdparty/thorvg/src/loaders/svg/tvgSvgLoaderCommon.h

@@ -374,6 +374,14 @@ struct SvgCssStyleNode
 {
 };
 
+struct SvgTextNode
+{
+    char* text;
+    char* fontFamily;
+    float x, y;
+    float fontSize;
+};
+
 struct SvgLinearGradient
 {
     float x1;
@@ -518,6 +526,7 @@ struct SvgNode
         SvgClipNode clip;
         SvgCssStyleNode cssStyle;
         SvgSymbolNode symbol;
+        SvgTextNode text;
     } node;
     ~SvgNode();
 };
@@ -545,11 +554,18 @@ struct SvgNodeIdPair
     char *id;
 };
 
+enum class OpenedTagType : uint8_t
+{
+    Other = 0,
+    Style,
+    Text
+};
+
 struct SvgLoaderData
 {
     Array<SvgNode*> stack;
     SvgNode* doc = nullptr;
-    SvgNode* def = nullptr;
+    SvgNode* def = nullptr; //also used to store nested graphic nodes
     SvgNode* cssStyle = nullptr;
     Array<SvgStyleGradient*> gradients;
     SvgStyleGradient* latestGradient = nullptr; //For stops
@@ -559,7 +575,7 @@ struct SvgLoaderData
     Array<char*> images;        //embedded images
     int level = 0;
     bool result = false;
-    bool style = false;
+    OpenedTagType openedTag = OpenedTagType::Other;
     SvgNode* currentGraphicsNode = nullptr;
 };
 

thirdparty/thorvg/src/loaders/svg/tvgSvgSceneBuilder.cpp

@@ -67,6 +67,14 @@ static Box _boundingBox(const Shape* shape)
 }
 
 
+static Box _boundingBox(const Text* text)
+{
+    float x, y, w, h;
+    text->bounds(&x, &y, &w, &h, false);
+    return {x, y, w, h};
+}
+
+
 static void _transformMultiply(const Matrix* mBBox, Matrix* gradTransf)
 {
     gradTransf->e13 = gradTransf->e13 * mBBox->e11 + mBBox->e13;
@@ -79,7 +87,7 @@ static void _transformMultiply(const Matrix* mBBox, Matrix* gradTransf)
 }
 
 
-static unique_ptr<LinearGradient> _applyLinearGradientProperty(SvgStyleGradient* g, const Shape* vg, const Box& vBox, int opacity)
+static unique_ptr<LinearGradient> _applyLinearGradientProperty(SvgStyleGradient* g, const Box& vBox, int opacity)
 {
     Fill::ColorStop* stops;
     int stopCount = 0;
@@ -134,7 +142,7 @@ static unique_ptr<LinearGradient> _applyLinearGradientProperty(SvgStyleGradient*
 }
 
 
-static unique_ptr<RadialGradient> _applyRadialGradientProperty(SvgStyleGradient* g, const Shape* vg, const Box& vBox, int opacity)
+static unique_ptr<RadialGradient> _applyRadialGradientProperty(SvgStyleGradient* g, const Box& vBox, int opacity)
 {
     Fill::ColorStop *stops;
     int stopCount = 0;
@@ -320,14 +328,15 @@ static void _applyProperty(SvgLoaderData& loaderData, SvgNode* node, Shape* vg,
         if (!style->fill.paint.gradient->userSpace) bBox = _boundingBox(vg);
 
         if (style->fill.paint.gradient->type == SvgGradientType::Linear) {
-             auto linear = _applyLinearGradientProperty(style->fill.paint.gradient, vg, bBox, style->fill.opacity);
-             vg->fill(std::move(linear));
+            auto linear = _applyLinearGradientProperty(style->fill.paint.gradient, bBox, style->fill.opacity);
+            vg->fill(std::move(linear));
         } else if (style->fill.paint.gradient->type == SvgGradientType::Radial) {
-             auto radial = _applyRadialGradientProperty(style->fill.paint.gradient, vg, bBox, style->fill.opacity);
-             vg->fill(std::move(radial));
+            auto radial = _applyRadialGradientProperty(style->fill.paint.gradient, bBox, style->fill.opacity);
+            vg->fill(std::move(radial));
         }
     } else if (style->fill.paint.url) {
         //TODO: Apply the color pointed by url
+        TVGLOG("SVG", "The fill's url not supported.");
     } else if (style->fill.paint.curColor) {
         //Apply the current style color
         vg->fill(style->color.r, style->color.g, style->color.b, style->fill.opacity);
@@ -363,14 +372,15 @@ static void _applyProperty(SvgLoaderData& loaderData, SvgNode* node, Shape* vg,
         if (!style->stroke.paint.gradient->userSpace) bBox = _boundingBox(vg);
 
         if (style->stroke.paint.gradient->type == SvgGradientType::Linear) {
-             auto linear = _applyLinearGradientProperty(style->stroke.paint.gradient, vg, bBox, style->stroke.opacity);
+             auto linear = _applyLinearGradientProperty(style->stroke.paint.gradient, bBox, style->stroke.opacity);
              vg->stroke(std::move(linear));
         } else if (style->stroke.paint.gradient->type == SvgGradientType::Radial) {
-             auto radial = _applyRadialGradientProperty(style->stroke.paint.gradient, vg, bBox, style->stroke.opacity);
+             auto radial = _applyRadialGradientProperty(style->stroke.paint.gradient, bBox, style->stroke.opacity);
              vg->stroke(std::move(radial));
         }
     } else if (style->stroke.paint.url) {
         //TODO: Apply the color pointed by url
+        TVGLOG("SVG", "The stroke's url not supported.");
     } else if (style->stroke.paint.curColor) {
         //Apply the current style color
         vg->stroke(style->color.r, style->color.g, style->color.b, style->stroke.opacity);
@@ -772,6 +782,61 @@ static unique_ptr<Scene> _useBuildHelper(SvgLoaderData& loaderData, const SvgNod
 }
 
 
+static void _applyTextFill(SvgStyleProperty* style, Text* text, const Box& vBox)
+{
+    //If fill property is nullptr then do nothing
+    if (style->fill.paint.none) {
+        //Do nothing
+    } else if (style->fill.paint.gradient) {
+        Box bBox = vBox;
+        if (!style->fill.paint.gradient->userSpace) bBox = _boundingBox(text);
+
+        if (style->fill.paint.gradient->type == SvgGradientType::Linear) {
+            auto linear = _applyLinearGradientProperty(style->fill.paint.gradient, bBox, style->fill.opacity);
+            text->fill(std::move(linear));
+        } else if (style->fill.paint.gradient->type == SvgGradientType::Radial) {
+            auto radial = _applyRadialGradientProperty(style->fill.paint.gradient, bBox, style->fill.opacity);
+            text->fill(std::move(radial));
+        }
+    } else if (style->fill.paint.url) {
+        //TODO: Apply the color pointed by url
+        TVGLOG("SVG", "The fill's url not supported.");
+    } else if (style->fill.paint.curColor) {
+        //Apply the current style color
+        text->fill(style->color.r, style->color.g, style->color.b);
+        text->opacity(style->fill.opacity);
+    } else {
+        //Apply the fill color
+        text->fill(style->fill.paint.color.r, style->fill.paint.color.g, style->fill.paint.color.b);
+        text->opacity(style->fill.opacity);
+    }
+}
+
+
+static unique_ptr<Text> _textBuildHelper(SvgLoaderData& loaderData, const SvgNode* node, const Box& vBox, const string& svgPath)
+{
+    auto textNode = &node->node.text;
+    if (!textNode->text) return nullptr;
+    auto text = Text::gen();
+
+    Matrix textTransform = {1, 0, 0, 0, 1, 0, 0, 0, 1};
+    if (node->transform) textTransform = *node->transform;
+    mathTranslateR(&textTransform, node->node.text.x, node->node.text.y - textNode->fontSize);
+    text->transform(textTransform);
+
+    //TODO: handle def values of font and size as used in a system?
+    const float ptPerPx = 0.75f; //1 pt = 1/72; 1 in = 96 px; -> 72/96 = 0.75
+    auto fontSizePt = textNode->fontSize * ptPerPx;
+    if (textNode->fontFamily) text->font(textNode->fontFamily, fontSizePt);
+    text->text(textNode->text);
+
+    _applyTextFill(node->style, text.get(), vBox);
+    _applyComposition(loaderData, text.get(), node, vBox, svgPath);
+
+    return text;
+}
+
+
 static unique_ptr<Scene> _sceneBuildHelper(SvgLoaderData& loaderData, const SvgNode* node, const Box& vBox, const string& svgPath, bool mask, int depth, bool* isMaskWhite)
 {
     /* Exception handling: Prevent invalid SVG data input.
@@ -800,6 +865,9 @@ static unique_ptr<Scene> _sceneBuildHelper(SvgLoaderData& loaderData, const SvgN
                         scene->push(std::move(image));
                         if (isMaskWhite) *isMaskWhite = false;
                     }
+                } else if ((*child)->type == SvgNodeType::Text) {
+                    auto text = _textBuildHelper(loaderData, *child, vBox, svgPath);
+                    if (text) scene->push(std::move(text));
                 } else if ((*child)->type != SvgNodeType::Mask) {
                     auto shape = _shapeBuildHelper(loaderData, *child, vBox, svgPath);
                     if (shape) {

thirdparty/thorvg/src/renderer/sw_engine/tvgSwCommon.h

@@ -26,18 +26,6 @@
 #include "tvgCommon.h"
 #include "tvgRender.h"
 
-#include <algorithm>
-
-#if 0
-#include <sys/time.h>
-static double timeStamp()
-{
-   struct timeval tv;
-   gettimeofday(&tv, NULL);
-   return (tv.tv_sec + tv.tv_usec / 1000000.0);
-}
-#endif
-
 #define SW_CURVE_TYPE_POINT 0
 #define SW_CURVE_TYPE_CUBIC 1
 #define SW_ANGLE_PI (180L << 16)

thirdparty/thorvg/src/renderer/sw_engine/tvgSwRasterTexmap.h

@@ -34,14 +34,6 @@ struct AASpans
    int32_t yEnd;
 };
 
-static inline void _swap(float& a, float& b, float& tmp)
-{
-    tmp = a;
-    a = b;
-    b = tmp;
-}
-
-
 //Careful! Shared resource, No support threading
 static float dudx, dvdx;
 static float dxdya, dxdyb, dudya, dvdya;
@@ -85,7 +77,7 @@ static bool _rasterMaskedPolygonImageSegment(SwSurface* surface, const SwImage*
     int32_t sh = image->h;
     int32_t x1, x2, x, y, ar, ab, iru, irv, px, ay;
     int32_t vv = 0, uu = 0;
-    int32_t minx = INT32_MAX, maxx = INT32_MIN;
+    int32_t minx = INT32_MAX, maxx = 0;
     float dx, u, v, iptr;
     SwSpan* span = nullptr;         //used only when rle based.
 
@@ -113,7 +105,7 @@ static bool _rasterMaskedPolygonImageSegment(SwSurface* surface, const SwImage*
 
         if (!region) {
             minx = INT32_MAX;
-            maxx = INT32_MIN;
+            maxx = 0;
             //one single row, could be consisted of multiple spans.
             while (span->y == y && spanIdx < image->rle->size) {
                 if (minx > span->x) minx = span->x;
@@ -278,7 +270,7 @@ static void _rasterBlendingPolygonImageSegment(SwSurface* surface, const SwImage
     int32_t dw = surface->stride;
     int32_t x1, x2, x, y, ar, ab, iru, irv, px, ay;
     int32_t vv = 0, uu = 0;
-    int32_t minx = INT32_MAX, maxx = INT32_MIN;
+    int32_t minx = INT32_MAX, maxx = 0;
     float dx, u, v, iptr;
     uint32_t* buf;
     SwSpan* span = nullptr;         //used only when rle based.
@@ -307,7 +299,7 @@ static void _rasterBlendingPolygonImageSegment(SwSurface* surface, const SwImage
 
         if (!region) {
             minx = INT32_MAX;
-            maxx = INT32_MIN;
+            maxx = 0;
             //one single row, could be consisted of multiple spans.
             while (span->y == y && spanIdx < image->rle->size) {
                 if (minx > span->x) minx = span->x;
@@ -455,7 +447,7 @@ static void _rasterPolygonImageSegment(SwSurface* surface, const SwImage* image,
     int32_t dw = surface->stride;
     int32_t x1, x2, x, y, ar, ab, iru, irv, px, ay;
     int32_t vv = 0, uu = 0;
-    int32_t minx = INT32_MAX, maxx = INT32_MIN;
+    int32_t minx = INT32_MAX, maxx = 0;
     float dx, u, v, iptr;
     uint32_t* buf;
     SwSpan* span = nullptr;         //used only when rle based.
@@ -489,7 +481,7 @@ static void _rasterPolygonImageSegment(SwSurface* surface, const SwImage* image,
 
         if (!region) {
             minx = INT32_MAX;
-            maxx = INT32_MIN;
+            maxx = 0;
             //one single row, could be consisted of multiple spans.
             while (span->y == y && spanIdx < image->rle->size) {
                 if (minx > span->x) minx = span->x;
@@ -650,28 +642,27 @@ static void _rasterPolygonImage(SwSurface* surface, const SwImage* image, const
 
     float off_y;
     float dxdy[3] = {0.0f, 0.0f, 0.0f};
-    float tmp;
 
     auto upper = false;
 
     //Sort the vertices in ascending Y order
     if (y[0] > y[1]) {
-        _swap(x[0], x[1], tmp);
-        _swap(y[0], y[1], tmp);
-        _swap(u[0], u[1], tmp);
-        _swap(v[0], v[1], tmp);
+        std::swap(x[0], x[1]);
+        std::swap(y[0], y[1]);
+        std::swap(u[0], u[1]);
+        std::swap(v[0], v[1]);
     }
     if (y[0] > y[2])  {
-        _swap(x[0], x[2], tmp);
-        _swap(y[0], y[2], tmp);
-        _swap(u[0], u[2], tmp);
-        _swap(v[0], v[2], tmp);
+        std::swap(x[0], x[2]);
+        std::swap(y[0], y[2]);
+        std::swap(u[0], u[2]);
+        std::swap(v[0], v[2]);
     }
     if (y[1] > y[2]) {
-        _swap(x[1], x[2], tmp);
-        _swap(y[1], y[2], tmp);
-        _swap(u[1], u[2], tmp);
-        _swap(v[1], v[2], tmp);
+        std::swap(x[1], x[2]);
+        std::swap(y[1], y[2]);
+        std::swap(u[1], u[2]);
+        std::swap(v[1], v[2]);
     }
 
     //Y indexes
@@ -837,7 +828,9 @@ static AASpans* _AASpans(float ymin, float ymax, const SwImage* image, const SwB
 
     for (int32_t i = 0; i < height; i++) {
         aaSpans->lines[i].x[0] = INT32_MAX;
-        aaSpans->lines[i].x[1] = INT32_MIN;
+        aaSpans->lines[i].x[1] = 0;
+        aaSpans->lines[i].length[0] = 0;
+        aaSpans->lines[i].length[1] = 0;
     }
     return aaSpans;
 }

thirdparty/thorvg/src/renderer/sw_engine/tvgSwRenderer.cpp

@@ -86,7 +86,7 @@ struct SwShapeTask : SwTask
        Additionally, the stroke style should not be dashed. */
     bool antialiasing(float strokeWidth)
     {
-        return strokeWidth < 2.0f || rshape->stroke->dashCnt > 0 || rshape->stroke->strokeFirst;
+        return strokeWidth < 2.0f || rshape->stroke->dashCnt > 0 || rshape->stroke->strokeFirst || rshape->strokeTrim();
     }
 
     float validStrokeWidth()

thirdparty/thorvg/src/renderer/sw_engine/tvgSwShape.cpp

@@ -420,6 +420,7 @@ static bool _axisAlignedRect(const SwOutline* outline)
 {
     //Fast Track: axis-aligned rectangle?
     if (outline->pts.count != 5) return false;
+    if (outline->types[2] == SW_CURVE_TYPE_CUBIC) return false;
 
     auto pt1 = outline->pts.data + 0;
     auto pt2 = outline->pts.data + 1;

thirdparty/thorvg/src/renderer/tvgCommon.h

@@ -87,4 +87,16 @@ uint16_t THORVG_VERSION_NUMBER();
 #define P(A) ((A)->pImpl)              //Access to pimpl.
 #define PP(A) (((Paint*)(A))->pImpl)   //Access to pimpl.
 
+
+//for debugging
+#if 0
+#include <sys/time.h>
+static inline double THORVG_TIMESTAMP()
+{
+   struct timeval tv;
+   gettimeofday(&tv, NULL);
+   return (tv.tv_sec + tv.tv_usec / 1000000.0);
+}
+#endif
+
 #endif //_TVG_COMMON_H_

thirdparty/thorvg/src/renderer/tvgPaint.cpp

@@ -41,8 +41,39 @@
     }
 
 
+static Result _clipRect(RenderMethod* renderer, const Point* pts, const RenderTransform* pTransform, RenderTransform* rTransform, RenderRegion& before)
+{
+    //sorting
+    Point tmp[4];
+    Point min = {FLT_MAX, FLT_MAX};
+    Point max = {0.0f, 0.0f};
+
+    for (int i = 0; i < 4; ++i) {
+        tmp[i] = pts[i];
+        if (rTransform) tmp[i] *= rTransform->m;
+        if (pTransform) tmp[i] *= pTransform->m;
+        if (tmp[i].x < min.x) min.x = tmp[i].x;
+        if (tmp[i].x > max.x) max.x = tmp[i].x;
+        if (tmp[i].y < min.y) min.y = tmp[i].y;
+        if (tmp[i].y > max.y) max.y = tmp[i].y;
+    }
 
-static Result _compFastTrack(Paint* cmpTarget, const RenderTransform* pTransform, RenderTransform* rTransform, RenderRegion& viewport)
+    float region[4] = {float(before.x), float(before.x + before.w), float(before.y), float(before.y + before.h)};
+
+    //figure out if the clipper is a superset of the current viewport(before) region
+    if (min.x <= region[0] && max.x >= region[1] && min.y <= region[2] && max.y >= region[3]) {
+        //viewport region is same, nothing to do.
+        return Result::Success;
+    //figure out if the clipper is totally outside of the viewport
+    } else if (max.x <= region[0] || min.x >= region[1] || max.y <= region[2] || min.y >= region[3]) {
+        renderer->viewport({0, 0, 0, 0});
+        return Result::Success;
+    }
+    return Result::InsufficientCondition;
+}
+
+
+static Result _compFastTrack(RenderMethod* renderer, Paint* cmpTarget, const RenderTransform* pTransform, RenderTransform* rTransform, RenderRegion& before)
 {
     /* Access Shape class by Paint is bad... but it's ok still it's an internal usage. */
     auto shape = static_cast<Shape*>(cmpTarget);
@@ -58,9 +89,13 @@ static Result _compFastTrack(Paint* cmpTarget, const RenderTransform* pTransform
 
     if (rTransform) rTransform->update();
 
-    //No rotation and no skewing
-    if (pTransform && (!mathRightAngle(&pTransform->m) || mathSkewed(&pTransform->m))) return Result::InsufficientCondition;
-    if (rTransform && (!mathRightAngle(&rTransform->m) || mathSkewed(&rTransform->m))) return Result::InsufficientCondition;
+    //No rotation and no skewing, still can try out clipping the rect region.
+    auto tryClip = false;
+
+    if (pTransform && (!mathRightAngle(&pTransform->m) || mathSkewed(&pTransform->m))) tryClip = true;
+    if (rTransform && (!mathRightAngle(&rTransform->m) || mathSkewed(&rTransform->m))) tryClip = true;
+
+    if (tryClip) return _clipRect(renderer, pts, pTransform, rTransform, before);
 
     //Perpendicular Rectangle?
     auto pt1 = pts + 0;
@@ -71,6 +106,8 @@ static Result _compFastTrack(Paint* cmpTarget, const RenderTransform* pTransform
     if ((mathEqual(pt1->x, pt2->x) && mathEqual(pt2->y, pt3->y) && mathEqual(pt3->x, pt4->x) && mathEqual(pt1->y, pt4->y)) ||
         (mathEqual(pt2->x, pt3->x) && mathEqual(pt1->y, pt2->y) && mathEqual(pt1->x, pt4->x) && mathEqual(pt3->y, pt4->y))) {
 
+        RenderRegion after;
+
         auto v1 = *pt1;
         auto v2 = *pt3;
 
@@ -85,25 +122,19 @@ static Result _compFastTrack(Paint* cmpTarget, const RenderTransform* pTransform
         }
 
         //sorting
-        if (v1.x > v2.x) {
-            auto tmp = v2.x;
-            v2.x = v1.x;
-            v1.x = tmp;
-        }
+        if (v1.x > v2.x) std::swap(v1.x, v2.x);
+        if (v1.y > v2.y) std::swap(v1.y, v2.y);
 
-        if (v1.y > v2.y) {
-            auto tmp = v2.y;
-            v2.y = v1.y;
-            v1.y = tmp;
-        }
+        after.x = static_cast<int32_t>(v1.x);
+        after.y = static_cast<int32_t>(v1.y);
+        after.w = static_cast<int32_t>(ceil(v2.x - after.x));
+        after.h = static_cast<int32_t>(ceil(v2.y - after.y));
 
-        viewport.x = static_cast<int32_t>(v1.x);
-        viewport.y = static_cast<int32_t>(v1.y);
-        viewport.w = static_cast<int32_t>(ceil(v2.x - viewport.x));
-        viewport.h = static_cast<int32_t>(ceil(v2.y - viewport.y));
+        if (after.w < 0) after.w = 0;
+        if (after.h < 0) after.h = 0;
 
-        if (viewport.w < 0) viewport.w = 0;
-        if (viewport.h < 0) viewport.h = 0;
+        after.intersect(before);
+        renderer->viewport(after);
 
         return Result::Success;
     }
@@ -264,11 +295,8 @@ RenderData Paint::Impl::update(RenderMethod* renderer, const RenderTransform* pT
                 }
             }
             if (tryFastTrack) {
-                RenderRegion viewport2;
-                if ((compFastTrack = _compFastTrack(target, pTransform, target->pImpl->rTransform, viewport2)) == Result::Success) {
-                    viewport = renderer->viewport();
-                    viewport2.intersect(viewport);
-                    renderer->viewport(viewport2);
+                viewport = renderer->viewport();
+                if ((compFastTrack = _compFastTrack(renderer, target, pTransform, target->pImpl->rTransform, viewport)) == Result::Success) {
                     target->pImpl->ctxFlag |= ContextFlag::FastTrack;
                 }
             }

thirdparty/thorvg/src/renderer/tvgTaskScheduler.h

@@ -23,6 +23,8 @@
 #ifndef _TVG_TASK_SCHEDULER_H_
 #define _TVG_TASK_SCHEDULER_H_
 
+#define _DISABLE_CONSTEXPR_MUTEX_CONSTRUCTOR
+
 #include <mutex>
 #include <condition_variable>
 

thirdparty/thorvg/update-thorvg.sh

@@ -1,6 +1,6 @@
 #!/bin/bash -e
 
-VERSION=0.13.7
+VERSION=0.13.8
 
 cd thirdparty/thorvg/ || true
 rm -rf AUTHORS LICENSE inc/ src/ *.zip *.tar.gz tmp/