added skeletal animation support to GPU backend

added caching of SkVertices

Docs-Preview: https://skia.org/?cl=138596
Bug: skia:
Change-Id: Ia750f55f5f6d0de250d9e9c5619f4d1ac856f9f5
Reviewed-on: https://skia-review.googlesource.com/138596
Reviewed-by: Brian Osman <brianosman@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Ruiqi Mao <ruiqimao@google.com>

13 files changed, 25 insertions, 23 deletions

diff --git a/site/user/api/SkCanvas_Reference.md b/site/user/api/SkCanvas_Reference.md
index 1656128411..7d8714530d 100644
--- a/site/user/api/SkCanvas_Reference.md
+++ b/site/user/api/SkCanvas_Reference.md
@@ -2684,7 +2684,7 @@ the result with <a href='#Matrix'>Matrix</a>.
 
 ### Example
 
-<div><fiddle-embed name="53c212c4f2449df0b0eedbc6227b6ab7"><div><a href='#SkCanvas_scale'>scale</a> followed by <a href='#SkCanvas_translate'>translate</a> produces different results from <a href='#SkCanvas_translate'>translate</a> followed
+<div><fiddle-embed name="eb93d5fa66a5f7a10f4f9210494d7222"><div><a href='#SkCanvas_scale'>scale</a> followed by <a href='#SkCanvas_translate'>translate</a> produces different results from <a href='#SkCanvas_translate'>translate</a> followed
 by <a href='#SkCanvas_scale'>scale</a>.
 
 The blue stroke follows translate of (50, 50); a black
@@ -4662,7 +4662,7 @@ and so on; or nullptr</td>
 
 ### Example
 
-<div><fiddle-embed name="185746dc0faa6f1df30c4afe098646ff"></fiddle-embed></div>
+<div><fiddle-embed name="ac93f30dff13f8a8bb31398de370863b"></fiddle-embed></div>
 
 ### See Also
 
@@ -6412,7 +6412,7 @@ void <a href='#SkCanvas_drawPicture'>drawPicture</a>(const <a href='SkPicture_Re
 
 ### Example
 
-<div><fiddle-embed name="9adda80b2dd1b08ec5ccf66da7c8bd91"></fiddle-embed></div>
+<div><fiddle-embed name="759e4e5bac680838added8f70884dcdc"></fiddle-embed></div>
 
 ### See Also
 
@@ -6537,6 +6537,7 @@ contains <a href='undocumented#Shader'>Shader</a>, <a href='SkBlendMode_Referenc
 The first element of <a href='#SkCanvas_drawVertices_3_bones'>bones</a> should be an object to world space transformation matrix that
 will be applied before performing mesh deformations. If no such transformation is needed,
 it should be the identity matrix.
+<a href='#SkCanvas_drawVertices_3_boneCount'>boneCount</a> must be at most 100, and thus the size of <a href='#SkCanvas_drawVertices_3_bones'>bones</a> should be at most 100.
 
 ### Parameters
 
@@ -6581,6 +6582,7 @@ contains <a href='undocumented#Shader'>Shader</a>, <a href='SkBlendMode_Referenc
 The first element of <a href='#SkCanvas_drawVertices_4_bones'>bones</a> should be an object to world space transformation matrix that
 will be applied before performing mesh deformations. If no such transformation is needed,
 it should be the identity matrix.
+<a href='#SkCanvas_drawVertices_4_boneCount'>boneCount</a> must be at most 100, and thus the size of <a href='#SkCanvas_drawVertices_4_bones'>bones</a> should be at most 100.
 
 ### Parameters
 
@@ -6773,7 +6775,7 @@ If <a href='#SkCanvas_drawAtlas_cullRect'>cullRect</a> is outside of <a href='#C
 
 ### Example
 
-<div><fiddle-embed name="fe79a9c1ec350264eb9c7b2509dd3638"></fiddle-embed></div>
+<div><fiddle-embed name="1df575f9b8132306ce0552a2554ed132"></fiddle-embed></div>
 
 ### See Also
 
diff --git a/site/user/api/SkIRect_Reference.md b/site/user/api/SkIRect_Reference.md
index 829b1bf41e..06e581f015 100644
--- a/site/user/api/SkIRect_Reference.md
+++ b/site/user/api/SkIRect_Reference.md
@@ -1504,7 +1504,7 @@ If <a href='#SkIRect_makeInset_dy'>dy</a> is positive, <a href='#IRect'>IRect</a
 
 ### Example
 
-<div><fiddle-embed name="a7958a4e0668f5cf805a8e78eb57f51d">
+<div><fiddle-embed name="1db94b2c76e0a7a71856532335fa56b6">
 
 #### Example Output
 
@@ -2277,7 +2277,7 @@ true if <a href='#SkIRect_intersectNoEmptyCheck_a'>a</a> and <a href='#SkIRect_i
 
 ### Example
 
-<div><fiddle-embed name="a98993a66616ae406d8bdc54adfb1411">
+<div><fiddle-embed name="d35fbc9fdea71df8b8a12fd3da50d11c">
 
 #### Example Output
 
diff --git a/site/user/api/SkImageInfo_Reference.md b/site/user/api/SkImageInfo_Reference.md
index 0edfe5baf5..07702da3b4 100644
--- a/site/user/api/SkImageInfo_Reference.md
+++ b/site/user/api/SkImageInfo_Reference.md
@@ -2035,7 +2035,7 @@ integral rectangle from origin to <a href='#SkImageInfo_width'>width</a> and <a
 
 ### Example
 
-<div><fiddle-embed name="a818be8945cd0c18f99ffe53e90afa48"></fiddle-embed></div>
+<div><fiddle-embed name="3ce3db36235d80dbac4d39504cf756da"></fiddle-embed></div>
 
 ### See Also
 
diff --git a/site/user/api/SkImage_Reference.md b/site/user/api/SkImage_Reference.md
index 3c883961c5..eec6966d98 100644
--- a/site/user/api/SkImage_Reference.md
+++ b/site/user/api/SkImage_Reference.md
@@ -2300,7 +2300,7 @@ partial or full <a href='#Image'>Image</a>, or nullptr
 
 ### Example
 
-<div><fiddle-embed name="4eb2d95c9e9a66f05296e345bb68bd51"></fiddle-embed></div>
+<div><fiddle-embed name="93669037c9eb9d142e7776b9f936fa96"></fiddle-embed></div>
 
 ### See Also
 
diff --git a/site/user/api/SkMatrix_Reference.md b/site/user/api/SkMatrix_Reference.md
index dad2ae9670..4c891add50 100644
--- a/site/user/api/SkMatrix_Reference.md
+++ b/site/user/api/SkMatrix_Reference.md
@@ -3203,7 +3203,7 @@ Matrix * S(sx, sy) = | D E F | |  0 sy  0 | = | D*sx E*sy F |
 
 ### Example
 
-<div><fiddle-embed name="27a0ab44659201f1aa2ac7fea73368c2"></fiddle-embed></div>
+<div><fiddle-embed name="3edbdea8e43d06086abf33ec4a9b415b"></fiddle-embed></div>
 
 ### See Also
 
diff --git a/site/user/api/SkPaint_Reference.md b/site/user/api/SkPaint_Reference.md
index 3a5a9320b0..06b6eb4335 100644
--- a/site/user/api/SkPaint_Reference.md
+++ b/site/user/api/SkPaint_Reference.md
@@ -2609,7 +2609,7 @@ Sets <a href='SkColor_Reference#Alpha'>Alpha</a> and RGB used when stroking and
 
 ### Example
 
-<div><fiddle-embed name="9adda80b2dd1b08ec5ccf66da7c8bd91">
+<div><fiddle-embed name="6e70f18300bd676a3c056ceb6b62f8df">
 
 #### Example Output
 
@@ -4477,7 +4477,7 @@ typographic height of text
 
 ### Example
 
-<div><fiddle-embed name="29b98ebf58aa9fd1edfaabf9f4490b3a"></fiddle-embed></div>
+<div><fiddle-embed name="983e2a71ba72d4ba8c945420040b8f1c"></fiddle-embed></div>
 
 ---
 
diff --git a/site/user/api/SkPath_Reference.md b/site/user/api/SkPath_Reference.md
index db49eed115..51210da825 100644
--- a/site/user/api/SkPath_Reference.md
+++ b/site/user/api/SkPath_Reference.md
@@ -5570,7 +5570,7 @@ The format used for <a href='#Path'>Path</a> in memory is not guaranteed.
 
 ### Example
 
-<div><fiddle-embed name="882e8e0103048009a25cfc20400492f7">
+<div><fiddle-embed name="2c6aff73608cd198659db6d1eeaaae4f">
 
 #### Example Output
 
@@ -5753,7 +5753,7 @@ degenerate data.
 
 ### Example
 
-<div><fiddle-embed name="882e8e0103048009a25cfc20400492f7"><div>Ignoring the actual <a href='#Verb'>Verbs</a> and replacing them with <a href='#Quad'>Quads</a> rounds the
+<div><fiddle-embed name="2f53df9201769ab7e7c0e164a1334309"><div>Ignoring the actual <a href='#Verb'>Verbs</a> and replacing them with <a href='#Quad'>Quads</a> rounds the
 path of the glyph.
 </div></fiddle-embed></div>
 
diff --git a/site/user/api/SkPixmap_Reference.md b/site/user/api/SkPixmap_Reference.md
index e9472a9ea7..4a5ba1f941 100644
--- a/site/user/api/SkPixmap_Reference.md
+++ b/site/user/api/SkPixmap_Reference.md
@@ -492,7 +492,7 @@ reference to ImageInfo
 
 ### Example
 
-<div><fiddle-embed name="ab9b3aef7896aee80b780789848fbba4">
+<div><fiddle-embed name="6e0f558bf7fabc655041116288559134">
 
 #### Example Output
 
@@ -1109,7 +1109,7 @@ readable unsigned 8-bit pointer to pixels
 
 ### Example
 
-<div><fiddle-embed name="2bffb6384cc20077e632e7d01da045ca">
+<div><fiddle-embed name="9adda80b2dd1b08ec5ccf66da7c8bd91">
 
 #### Example Output
 
diff --git a/site/user/api/SkPoint_Reference.md b/site/user/api/SkPoint_Reference.md
index 8c3b36ad79..e35801822d 100644
--- a/site/user/api/SkPoint_Reference.md
+++ b/site/user/api/SkPoint_Reference.md
@@ -1207,7 +1207,7 @@ Returns <a href='#Point'>Point</a> multiplied by scale.
 
 ### Example
 
-<div><fiddle-embed name="2bffb6384cc20077e632e7d01da045ca"></fiddle-embed></div>
+<div><fiddle-embed name="35b3bc675779de043706ae4817ee950c"></fiddle-embed></div>
 
 ### See Also
 
diff --git a/site/user/api/SkRRect_Reference.md b/site/user/api/SkRRect_Reference.md
index 3c4decfbba..c2f16d38ab 100644
--- a/site/user/api/SkRRect_Reference.md
+++ b/site/user/api/SkRRect_Reference.md
@@ -626,7 +626,7 @@ true if has identical geometry to <a href='undocumented#Oval'>Oval</a>
 
 ### Example
 
-<div><fiddle-embed name="6ac569e40fb68c758319e85428b9ae95"><div>The first radii are scaled down proportionately until both x-axis and y-axis fit
+<div><fiddle-embed name="ab9b3aef7896aee80b780789848fbba4"><div>The first radii are scaled down proportionately until both x-axis and y-axis fit
 within the bounds. After scaling, x-axis radius is smaller than half the width;
 left round rect is not an oval. The second radii are equal to half the
 dimensions; right round rect is an oval.
@@ -1042,7 +1042,7 @@ Otherwise, sets to <a href='#SkRRect_kSimple_Type'>kSimple Type</a>.
 
 ### Example
 
-<div><fiddle-embed name="a7958a4e0668f5cf805a8e78eb57f51d"></fiddle-embed></div>
+<div><fiddle-embed name="6ac569e40fb68c758319e85428b9ae95"></fiddle-embed></div>
 
 ### See Also
 
@@ -1292,7 +1292,7 @@ bounding box
 
 ### Example
 
-<div><fiddle-embed name="a7958a4e0668f5cf805a8e78eb57f51d"></fiddle-embed></div>
+<div><fiddle-embed name="4577e2dcb086b241bb43d8b89ee0b0dd"></fiddle-embed></div>
 
 ### See Also
 
diff --git a/site/user/api/SkRect_Reference.md b/site/user/api/SkRect_Reference.md
index e9e55d52bc..e0402bf2f6 100644
--- a/site/user/api/SkRect_Reference.md
+++ b/site/user/api/SkRect_Reference.md
@@ -1171,7 +1171,7 @@ and <a href='#SkRect_sort'>sort</a> to reverse <a href='#SkRect_fTop'>fTop</a> a
 
 ### Example
 
-<div><fiddle-embed name="795061764b10c9e05efb466c9cb60644">
+<div><fiddle-embed name="a98993a66616ae406d8bdc54adfb1411">
 
 #### Example Output
 
diff --git a/site/user/api/SkSurface_Reference.md b/site/user/api/SkSurface_Reference.md
index 2b66e0e088..387c6cbae6 100644
--- a/site/user/api/SkSurface_Reference.md
+++ b/site/user/api/SkSurface_Reference.md
@@ -1014,7 +1014,7 @@ has no effect. Calling <a href='#SkSurface_makeImageSnapshot'>makeImageSnapshot<
 
 ### Example
 
-<div><fiddle-embed name="8b8a4cd8a29d22bb9c5e63b70357bd65">
+<div><fiddle-embed name="99a54b814ccab7d2b1143c88581649ff">
 
 #### Example Output
 
diff --git a/site/user/api/catalog.htm b/site/user/api/catalog.htm
index e1fe83ea30..52b2f6a832 100644
--- a/site/user/api/catalog.htm
+++ b/site/user/api/catalog.htm
@@ -4765,7 +4765,7 @@
     "code": "void draw(SkCanvas* canvas) {\n   // sk_sp<SkImage> image;\n   SkImage* imagePtr = image.get();\n   canvas->drawImage(imagePtr, 0, 0);\n   SkPaint paint;\n   canvas->drawImage(imagePtr, 80, 0, &paint);\n   paint.setAlpha(0x80);\n   canvas->drawImage(imagePtr, 160, 0, &paint);\n}\n",
     "width": 256,
     "height": 64,
-    "hash": "185746dc0faa6f1df30c4afe098646ff",
+    "hash": "ac93f30dff13f8a8bb31398de370863b",
     "file": "SkCanvas_Reference",
     "name": "SkCanvas::drawImage"
 },
@@ -5469,7 +5469,7 @@
     "code": "void draw(SkCanvas* canvas) {\n    canvas->scale(.5f, .5f);\n    SkImageInfo imageInfo = source.info();\n    SkIRect bounds = imageInfo.bounds();\n    for (int x : { 0, bounds.width() } ) {\n        for (int y : { 0, bounds.height() } ) {\n            canvas->drawBitmap(source, x, y);\n        }\n    }\n}",
     "width": 256,
     "height": 64,
-    "hash": "a818be8945cd0c18f99ffe53e90afa48",
+    "hash": "3ce3db36235d80dbac4d39504cf756da",
     "file": "SkImageInfo_Reference",
     "name": "SkImageInfo::bounds()"
 },