Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
Florin Malita | 54f65c4 | 2018-01-16 17:04:30 -0500 | [diff] [blame] | 8 | #include "Skottie.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 9 | |
| 10 | #include "SkCanvas.h" |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 11 | #include "SkottieAdapter.h" |
Florin Malita | 54f65c4 | 2018-01-16 17:04:30 -0500 | [diff] [blame] | 12 | #include "SkottieAnimator.h" |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 13 | #include "SkottieJson.h" |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 14 | #include "SkottieValue.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 15 | #include "SkData.h" |
Florin Malita | 4932807 | 2018-01-08 12:51:12 -0500 | [diff] [blame] | 16 | #include "SkImage.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 17 | #include "SkMakeUnique.h" |
Florin Malita | 4932807 | 2018-01-08 12:51:12 -0500 | [diff] [blame] | 18 | #include "SkOSPath.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 19 | #include "SkPaint.h" |
Florin Malita | 0e66fba | 2018-01-09 17:10:18 -0500 | [diff] [blame] | 20 | #include "SkParse.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 21 | #include "SkPoint.h" |
Florin Malita | 38ea40e | 2018-01-29 16:31:14 -0500 | [diff] [blame] | 22 | #include "SkSGClipEffect.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 23 | #include "SkSGColor.h" |
| 24 | #include "SkSGDraw.h" |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 25 | #include "SkSGGeometryTransform.h" |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 26 | #include "SkSGGradient.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 27 | #include "SkSGGroup.h" |
Florin Malita | 4932807 | 2018-01-08 12:51:12 -0500 | [diff] [blame] | 28 | #include "SkSGImage.h" |
| 29 | #include "SkSGInvalidationController.h" |
Florin Malita | 5f9102f | 2018-01-10 13:36:22 -0500 | [diff] [blame] | 30 | #include "SkSGMaskEffect.h" |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 31 | #include "SkSGMerge.h" |
Florin Malita | c003417 | 2018-01-08 16:42:59 -0500 | [diff] [blame] | 32 | #include "SkSGOpacityEffect.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 33 | #include "SkSGPath.h" |
Florin Malita | 2e1d7e2 | 2018-01-02 10:40:00 -0500 | [diff] [blame] | 34 | #include "SkSGRect.h" |
Florin Malita | 41dff6e | 2018-04-30 23:08:15 -0400 | [diff] [blame] | 35 | #include "SkSGRoundEffect.h" |
Florin Malita | 35efaa8 | 2018-01-22 12:57:06 -0500 | [diff] [blame] | 36 | #include "SkSGScene.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 37 | #include "SkSGTransform.h" |
Florin Malita | 51b8c89 | 2018-01-07 08:54:24 -0500 | [diff] [blame] | 38 | #include "SkSGTrimEffect.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 39 | #include "SkStream.h" |
| 40 | #include "SkTArray.h" |
Florin Malita | 6eb85a1 | 2018-04-30 10:32:18 -0400 | [diff] [blame] | 41 | #include "SkTime.h" |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 42 | #include "SkTHash.h" |
| 43 | |
| 44 | #include <cmath> |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 45 | #include <vector> |
| 46 | |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 47 | #include "stdlib.h" |
| 48 | |
Florin Malita | 54f65c4 | 2018-01-16 17:04:30 -0500 | [diff] [blame] | 49 | namespace skottie { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 50 | |
Florin Malita | cf8ed52 | 2018-01-25 15:27:33 -0500 | [diff] [blame] | 51 | #define LOG SkDebugf |
| 52 | |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 53 | namespace { |
| 54 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 55 | using AssetMap = SkTHashMap<SkString, json::ValueRef>; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 56 | |
| 57 | struct AttachContext { |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 58 | const ResourceProvider& fResources; |
| 59 | const AssetMap& fAssets; |
Florin Malita | 1022f74 | 2018-02-23 11:10:22 -0500 | [diff] [blame] | 60 | const float fFrameRate; |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 61 | sksg::AnimatorList& fAnimators; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 62 | }; |
| 63 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 64 | bool LogFail(const json::ValueRef& json, const char* msg) { |
| 65 | const auto dump = json.toString(); |
Florin Malita | 2088078 | 2018-05-09 11:35:00 -0400 | [diff] [blame] | 66 | LOG("!! %s: %s\n", msg, dump.c_str()); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 67 | return false; |
| 68 | } |
| 69 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 70 | sk_sp<sksg::Matrix> AttachMatrix(const json::ValueRef& t, AttachContext* ctx, |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 71 | sk_sp<sksg::Matrix> parentMatrix) { |
| 72 | if (!t.isObject()) |
| 73 | return nullptr; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 74 | |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 75 | auto matrix = sksg::Matrix::Make(SkMatrix::I(), std::move(parentMatrix)); |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 76 | auto adapter = sk_make_sp<TransformAdapter>(matrix); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 77 | auto anchor_attached = BindProperty<VectorValue>(t["a"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 78 | [adapter](const VectorValue& a) { |
| 79 | adapter->setAnchorPoint(ValueTraits<VectorValue>::As<SkPoint>(a)); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 80 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 81 | auto position_attached = BindProperty<VectorValue>(t["p"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 82 | [adapter](const VectorValue& p) { |
| 83 | adapter->setPosition(ValueTraits<VectorValue>::As<SkPoint>(p)); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 84 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 85 | auto scale_attached = BindProperty<VectorValue>(t["s"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 86 | [adapter](const VectorValue& s) { |
| 87 | adapter->setScale(ValueTraits<VectorValue>::As<SkVector>(s)); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 88 | }); |
Florin Malita | 1eb98db | 2018-01-26 15:03:38 -0500 | [diff] [blame] | 89 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 90 | auto jrotation = t["r"]; |
| 91 | if (jrotation.isNull()) { |
Florin Malita | 1eb98db | 2018-01-26 15:03:38 -0500 | [diff] [blame] | 92 | // 3d rotations have separate rx,ry,rz components. While we don't fully support them, |
| 93 | // we can still make use of rz. |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 94 | jrotation = t["rz"]; |
Florin Malita | 1eb98db | 2018-01-26 15:03:38 -0500 | [diff] [blame] | 95 | } |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 96 | auto rotation_attached = BindProperty<ScalarValue>(jrotation, &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 97 | [adapter](const ScalarValue& r) { |
| 98 | adapter->setRotation(r); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 99 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 100 | auto skew_attached = BindProperty<ScalarValue>(t["sk"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 101 | [adapter](const ScalarValue& sk) { |
| 102 | adapter->setSkew(sk); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 103 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 104 | auto skewaxis_attached = BindProperty<ScalarValue>(t["sa"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 105 | [adapter](const ScalarValue& sa) { |
| 106 | adapter->setSkewAxis(sa); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 107 | }); |
| 108 | |
| 109 | if (!anchor_attached && |
| 110 | !position_attached && |
| 111 | !scale_attached && |
| 112 | !rotation_attached && |
| 113 | !skew_attached && |
| 114 | !skewaxis_attached) { |
| 115 | LogFail(t, "Could not parse transform"); |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 116 | return nullptr; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 117 | } |
| 118 | |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 119 | return matrix; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 120 | } |
| 121 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 122 | sk_sp<sksg::RenderNode> AttachOpacity(const json::ValueRef& jtransform, AttachContext* ctx, |
Florin Malita | c003417 | 2018-01-08 16:42:59 -0500 | [diff] [blame] | 123 | sk_sp<sksg::RenderNode> childNode) { |
| 124 | if (!jtransform.isObject() || !childNode) |
| 125 | return childNode; |
| 126 | |
Florin Malita | 7ac2e3b | 2018-05-09 14:54:39 -0400 | [diff] [blame^] | 127 | static constexpr ScalarValue kNoopOpacity = 100; |
Florin Malita | c003417 | 2018-01-08 16:42:59 -0500 | [diff] [blame] | 128 | auto opacityNode = sksg::OpacityEffect::Make(childNode); |
Florin Malita | 7ac2e3b | 2018-05-09 14:54:39 -0400 | [diff] [blame^] | 129 | |
| 130 | if (!BindProperty<ScalarValue>(jtransform["o"], &ctx->fAnimators, |
Florin Malita | 2518a0a | 2018-01-24 18:29:00 -0500 | [diff] [blame] | 131 | [opacityNode](const ScalarValue& o) { |
Florin Malita | c003417 | 2018-01-08 16:42:59 -0500 | [diff] [blame] | 132 | // BM opacity is [0..100] |
Florin Malita | 2518a0a | 2018-01-24 18:29:00 -0500 | [diff] [blame] | 133 | opacityNode->setOpacity(o * 0.01f); |
Florin Malita | 7ac2e3b | 2018-05-09 14:54:39 -0400 | [diff] [blame^] | 134 | }, &kNoopOpacity)) { |
| 135 | // We can ignore static full opacity. |
| 136 | return childNode; |
| 137 | } |
Florin Malita | c003417 | 2018-01-08 16:42:59 -0500 | [diff] [blame] | 138 | |
Kevin Lubick | f7621cb | 2018-04-16 15:51:44 -0400 | [diff] [blame] | 139 | return std::move(opacityNode); |
Florin Malita | c003417 | 2018-01-08 16:42:59 -0500 | [diff] [blame] | 140 | } |
| 141 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 142 | sk_sp<sksg::RenderNode> AttachComposition(const json::ValueRef&, AttachContext* ctx); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 143 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 144 | sk_sp<sksg::Path> AttachPath(const json::ValueRef& jpath, AttachContext* ctx) { |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 145 | auto path_node = sksg::Path::Make(); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 146 | return BindProperty<ShapeValue>(jpath, &ctx->fAnimators, |
Florin Malita | c353ee2 | 2018-04-30 21:49:41 -0400 | [diff] [blame] | 147 | [path_node](const ShapeValue& p) { |
| 148 | path_node->setPath(ValueTraits<ShapeValue>::As<SkPath>(p)); |
| 149 | }) |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 150 | ? path_node |
| 151 | : nullptr; |
| 152 | } |
| 153 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 154 | sk_sp<sksg::GeometryNode> AttachPathGeometry(const json::ValueRef& jpath, AttachContext* ctx) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 155 | SkASSERT(jpath.isObject()); |
| 156 | |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 157 | return AttachPath(jpath["ks"], ctx); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 158 | } |
| 159 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 160 | sk_sp<sksg::GeometryNode> AttachRRectGeometry(const json::ValueRef& jrect, AttachContext* ctx) { |
Florin Malita | 2e1d7e2 | 2018-01-02 10:40:00 -0500 | [diff] [blame] | 161 | SkASSERT(jrect.isObject()); |
| 162 | |
| 163 | auto rect_node = sksg::RRect::Make(); |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 164 | auto adapter = sk_make_sp<RRectAdapter>(rect_node); |
Florin Malita | 2e1d7e2 | 2018-01-02 10:40:00 -0500 | [diff] [blame] | 165 | |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 166 | auto p_attached = BindProperty<VectorValue>(jrect["p"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 167 | [adapter](const VectorValue& p) { |
| 168 | adapter->setPosition(ValueTraits<VectorValue>::As<SkPoint>(p)); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 169 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 170 | auto s_attached = BindProperty<VectorValue>(jrect["s"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 171 | [adapter](const VectorValue& s) { |
| 172 | adapter->setSize(ValueTraits<VectorValue>::As<SkSize>(s)); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 173 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 174 | auto r_attached = BindProperty<ScalarValue>(jrect["r"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 175 | [adapter](const ScalarValue& r) { |
| 176 | adapter->setRadius(SkSize::Make(r, r)); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 177 | }); |
Florin Malita | 2e1d7e2 | 2018-01-02 10:40:00 -0500 | [diff] [blame] | 178 | |
| 179 | if (!p_attached && !s_attached && !r_attached) { |
| 180 | return nullptr; |
| 181 | } |
| 182 | |
Kevin Lubick | f7621cb | 2018-04-16 15:51:44 -0400 | [diff] [blame] | 183 | return std::move(rect_node); |
Florin Malita | fbc13f1 | 2018-01-04 10:26:35 -0500 | [diff] [blame] | 184 | } |
| 185 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 186 | sk_sp<sksg::GeometryNode> AttachEllipseGeometry(const json::ValueRef& jellipse, AttachContext* ctx) { |
Florin Malita | fbc13f1 | 2018-01-04 10:26:35 -0500 | [diff] [blame] | 187 | SkASSERT(jellipse.isObject()); |
| 188 | |
| 189 | auto rect_node = sksg::RRect::Make(); |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 190 | auto adapter = sk_make_sp<RRectAdapter>(rect_node); |
Florin Malita | fbc13f1 | 2018-01-04 10:26:35 -0500 | [diff] [blame] | 191 | |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 192 | auto p_attached = BindProperty<VectorValue>(jellipse["p"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 193 | [adapter](const VectorValue& p) { |
| 194 | adapter->setPosition(ValueTraits<VectorValue>::As<SkPoint>(p)); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 195 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 196 | auto s_attached = BindProperty<VectorValue>(jellipse["s"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 197 | [adapter](const VectorValue& s) { |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 198 | const auto sz = ValueTraits<VectorValue>::As<SkSize>(s); |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 199 | adapter->setSize(sz); |
| 200 | adapter->setRadius(SkSize::Make(sz.width() / 2, sz.height() / 2)); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 201 | }); |
Florin Malita | fbc13f1 | 2018-01-04 10:26:35 -0500 | [diff] [blame] | 202 | |
| 203 | if (!p_attached && !s_attached) { |
| 204 | return nullptr; |
| 205 | } |
| 206 | |
Kevin Lubick | f7621cb | 2018-04-16 15:51:44 -0400 | [diff] [blame] | 207 | return std::move(rect_node); |
Florin Malita | 2e1d7e2 | 2018-01-02 10:40:00 -0500 | [diff] [blame] | 208 | } |
| 209 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 210 | sk_sp<sksg::GeometryNode> AttachPolystarGeometry(const json::ValueRef& jstar, AttachContext* ctx) { |
Florin Malita | 02a32b0 | 2018-01-04 11:27:09 -0500 | [diff] [blame] | 211 | SkASSERT(jstar.isObject()); |
| 212 | |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 213 | static constexpr PolyStarAdapter::Type gTypes[] = { |
| 214 | PolyStarAdapter::Type::kStar, // "sy": 1 |
| 215 | PolyStarAdapter::Type::kPoly, // "sy": 2 |
Florin Malita | 02a32b0 | 2018-01-04 11:27:09 -0500 | [diff] [blame] | 216 | }; |
| 217 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 218 | const auto type = jstar["sy"].toDefault<int>(0) - 1; |
Florin Malita | 02a32b0 | 2018-01-04 11:27:09 -0500 | [diff] [blame] | 219 | if (type < 0 || type >= SkTo<int>(SK_ARRAY_COUNT(gTypes))) { |
| 220 | LogFail(jstar, "Unknown polystar type"); |
| 221 | return nullptr; |
| 222 | } |
| 223 | |
| 224 | auto path_node = sksg::Path::Make(); |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 225 | auto adapter = sk_make_sp<PolyStarAdapter>(path_node, gTypes[type]); |
Florin Malita | 02a32b0 | 2018-01-04 11:27:09 -0500 | [diff] [blame] | 226 | |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 227 | BindProperty<VectorValue>(jstar["p"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 228 | [adapter](const VectorValue& p) { |
| 229 | adapter->setPosition(ValueTraits<VectorValue>::As<SkPoint>(p)); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 230 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 231 | BindProperty<ScalarValue>(jstar["pt"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 232 | [adapter](const ScalarValue& pt) { |
| 233 | adapter->setPointCount(pt); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 234 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 235 | BindProperty<ScalarValue>(jstar["ir"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 236 | [adapter](const ScalarValue& ir) { |
| 237 | adapter->setInnerRadius(ir); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 238 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 239 | BindProperty<ScalarValue>(jstar["or"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 240 | [adapter](const ScalarValue& otr) { |
| 241 | adapter->setOuterRadius(otr); |
Florin Malita | 9661b98 | 2018-01-06 14:25:49 -0500 | [diff] [blame] | 242 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 243 | BindProperty<ScalarValue>(jstar["is"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 244 | [adapter](const ScalarValue& is) { |
| 245 | adapter->setInnerRoundness(is); |
Florin Malita | 9661b98 | 2018-01-06 14:25:49 -0500 | [diff] [blame] | 246 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 247 | BindProperty<ScalarValue>(jstar["os"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 248 | [adapter](const ScalarValue& os) { |
| 249 | adapter->setOuterRoundness(os); |
Florin Malita | 9661b98 | 2018-01-06 14:25:49 -0500 | [diff] [blame] | 250 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 251 | BindProperty<ScalarValue>(jstar["r"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 252 | [adapter](const ScalarValue& r) { |
| 253 | adapter->setRotation(r); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 254 | }); |
Florin Malita | 02a32b0 | 2018-01-04 11:27:09 -0500 | [diff] [blame] | 255 | |
Kevin Lubick | f7621cb | 2018-04-16 15:51:44 -0400 | [diff] [blame] | 256 | return std::move(path_node); |
Florin Malita | 02a32b0 | 2018-01-04 11:27:09 -0500 | [diff] [blame] | 257 | } |
| 258 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 259 | sk_sp<sksg::Color> AttachColor(const json::ValueRef& obj, AttachContext* ctx) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 260 | SkASSERT(obj.isObject()); |
| 261 | |
| 262 | auto color_node = sksg::Color::Make(SK_ColorBLACK); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 263 | auto color_attached = BindProperty<VectorValue>(obj["c"], &ctx->fAnimators, |
Florin Malita | 2518a0a | 2018-01-24 18:29:00 -0500 | [diff] [blame] | 264 | [color_node](const VectorValue& c) { |
| 265 | color_node->setColor(ValueTraits<VectorValue>::As<SkColor>(c)); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 266 | }); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 267 | |
Florin Malita | 1586d85 | 2018-01-12 14:27:39 -0500 | [diff] [blame] | 268 | return color_attached ? color_node : nullptr; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 269 | } |
| 270 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 271 | sk_sp<sksg::Gradient> AttachGradient(const json::ValueRef& obj, AttachContext* ctx) { |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 272 | SkASSERT(obj.isObject()); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 273 | |
Florin Malita | 2088078 | 2018-05-09 11:35:00 -0400 | [diff] [blame] | 274 | const auto stops = obj["g"]; |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 275 | if (!stops.isObject()) |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 276 | return nullptr; |
| 277 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 278 | const auto stopCount = stops["p"].toDefault<int>(-1); |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 279 | if (stopCount < 0) |
| 280 | return nullptr; |
| 281 | |
| 282 | sk_sp<sksg::Gradient> gradient_node; |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 283 | sk_sp<GradientAdapter> adapter; |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 284 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 285 | if (obj["t"].toDefault<int>(1) == 1) { |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 286 | auto linear_node = sksg::LinearGradient::Make(); |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 287 | adapter = sk_make_sp<LinearGradientAdapter>(linear_node, stopCount); |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 288 | gradient_node = std::move(linear_node); |
| 289 | } else { |
| 290 | auto radial_node = sksg::RadialGradient::Make(); |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 291 | adapter = sk_make_sp<RadialGradientAdapter>(radial_node, stopCount); |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 292 | |
| 293 | // TODO: highlight, angle |
| 294 | gradient_node = std::move(radial_node); |
| 295 | } |
| 296 | |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 297 | BindProperty<VectorValue>(stops["k"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 298 | [adapter](const VectorValue& stops) { |
| 299 | adapter->setColorStops(stops); |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 300 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 301 | BindProperty<VectorValue>(obj["s"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 302 | [adapter](const VectorValue& s) { |
| 303 | adapter->setStartPoint(ValueTraits<VectorValue>::As<SkPoint>(s)); |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 304 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 305 | BindProperty<VectorValue>(obj["e"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 306 | [adapter](const VectorValue& e) { |
| 307 | adapter->setEndPoint(ValueTraits<VectorValue>::As<SkPoint>(e)); |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 308 | }); |
| 309 | |
| 310 | return gradient_node; |
| 311 | } |
| 312 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 313 | sk_sp<sksg::PaintNode> AttachPaint(const json::ValueRef& jpaint, AttachContext* ctx, |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 314 | sk_sp<sksg::PaintNode> paint_node) { |
| 315 | if (paint_node) { |
| 316 | paint_node->setAntiAlias(true); |
| 317 | |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 318 | BindProperty<ScalarValue>(jpaint["o"], &ctx->fAnimators, |
Florin Malita | 2518a0a | 2018-01-24 18:29:00 -0500 | [diff] [blame] | 319 | [paint_node](const ScalarValue& o) { |
Florin Malita | 1586d85 | 2018-01-12 14:27:39 -0500 | [diff] [blame] | 320 | // BM opacity is [0..100] |
Florin Malita | 2518a0a | 2018-01-24 18:29:00 -0500 | [diff] [blame] | 321 | paint_node->setOpacity(o * 0.01f); |
Florin Malita | 1586d85 | 2018-01-12 14:27:39 -0500 | [diff] [blame] | 322 | }); |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 323 | } |
| 324 | |
| 325 | return paint_node; |
| 326 | } |
| 327 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 328 | sk_sp<sksg::PaintNode> AttachStroke(const json::ValueRef& jstroke, AttachContext* ctx, |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 329 | sk_sp<sksg::PaintNode> stroke_node) { |
| 330 | SkASSERT(jstroke.isObject()); |
| 331 | |
| 332 | if (!stroke_node) |
| 333 | return nullptr; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 334 | |
| 335 | stroke_node->setStyle(SkPaint::kStroke_Style); |
| 336 | |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 337 | auto width_attached = BindProperty<ScalarValue>(jstroke["w"], &ctx->fAnimators, |
Florin Malita | 2518a0a | 2018-01-24 18:29:00 -0500 | [diff] [blame] | 338 | [stroke_node](const ScalarValue& w) { |
| 339 | stroke_node->setStrokeWidth(w); |
Florin Malita | f959092 | 2018-01-09 11:56:09 -0500 | [diff] [blame] | 340 | }); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 341 | if (!width_attached) |
| 342 | return nullptr; |
| 343 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 344 | stroke_node->setStrokeMiter(jstroke["ml"].toDefault(4.0f)); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 345 | |
| 346 | static constexpr SkPaint::Join gJoins[] = { |
| 347 | SkPaint::kMiter_Join, |
| 348 | SkPaint::kRound_Join, |
| 349 | SkPaint::kBevel_Join, |
| 350 | }; |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 351 | stroke_node->setStrokeJoin(gJoins[SkTPin<int>(jstroke["lj"].toDefault<int>(1) - 1, |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 352 | 0, SK_ARRAY_COUNT(gJoins) - 1)]); |
| 353 | |
| 354 | static constexpr SkPaint::Cap gCaps[] = { |
| 355 | SkPaint::kButt_Cap, |
| 356 | SkPaint::kRound_Cap, |
| 357 | SkPaint::kSquare_Cap, |
| 358 | }; |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 359 | stroke_node->setStrokeCap(gCaps[SkTPin<int>(jstroke["lc"].toDefault<int>(1) - 1, |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 360 | 0, SK_ARRAY_COUNT(gCaps) - 1)]); |
| 361 | |
| 362 | return stroke_node; |
| 363 | } |
| 364 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 365 | sk_sp<sksg::PaintNode> AttachColorFill(const json::ValueRef& jfill, AttachContext* ctx) { |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 366 | SkASSERT(jfill.isObject()); |
| 367 | |
| 368 | return AttachPaint(jfill, ctx, AttachColor(jfill, ctx)); |
| 369 | } |
| 370 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 371 | sk_sp<sksg::PaintNode> AttachGradientFill(const json::ValueRef& jfill, AttachContext* ctx) { |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 372 | SkASSERT(jfill.isObject()); |
| 373 | |
| 374 | return AttachPaint(jfill, ctx, AttachGradient(jfill, ctx)); |
| 375 | } |
| 376 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 377 | sk_sp<sksg::PaintNode> AttachColorStroke(const json::ValueRef& jstroke, AttachContext* ctx) { |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 378 | SkASSERT(jstroke.isObject()); |
| 379 | |
| 380 | return AttachStroke(jstroke, ctx, AttachPaint(jstroke, ctx, AttachColor(jstroke, ctx))); |
| 381 | } |
| 382 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 383 | sk_sp<sksg::PaintNode> AttachGradientStroke(const json::ValueRef& jstroke, AttachContext* ctx) { |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 384 | SkASSERT(jstroke.isObject()); |
| 385 | |
| 386 | return AttachStroke(jstroke, ctx, AttachPaint(jstroke, ctx, AttachGradient(jstroke, ctx))); |
| 387 | } |
| 388 | |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 389 | std::vector<sk_sp<sksg::GeometryNode>> AttachMergeGeometryEffect( |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 390 | const json::ValueRef& jmerge, AttachContext* ctx, std::vector<sk_sp<sksg::GeometryNode>>&& geos) { |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 391 | std::vector<sk_sp<sksg::GeometryNode>> merged; |
| 392 | |
| 393 | static constexpr sksg::Merge::Mode gModes[] = { |
| 394 | sksg::Merge::Mode::kMerge, // "mm": 1 |
| 395 | sksg::Merge::Mode::kUnion, // "mm": 2 |
| 396 | sksg::Merge::Mode::kDifference, // "mm": 3 |
| 397 | sksg::Merge::Mode::kIntersect, // "mm": 4 |
| 398 | sksg::Merge::Mode::kXOR , // "mm": 5 |
| 399 | }; |
| 400 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 401 | const auto mode = gModes[SkTPin<int>(jmerge["mm"].toDefault(1) - 1, |
Florin Malita | 51b8c89 | 2018-01-07 08:54:24 -0500 | [diff] [blame] | 402 | 0, SK_ARRAY_COUNT(gModes) - 1)]; |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 403 | merged.push_back(sksg::Merge::Make(std::move(geos), mode)); |
| 404 | |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 405 | return merged; |
| 406 | } |
| 407 | |
Florin Malita | 51b8c89 | 2018-01-07 08:54:24 -0500 | [diff] [blame] | 408 | std::vector<sk_sp<sksg::GeometryNode>> AttachTrimGeometryEffect( |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 409 | const json::ValueRef& jtrim, AttachContext* ctx, std::vector<sk_sp<sksg::GeometryNode>>&& geos) { |
Florin Malita | 51b8c89 | 2018-01-07 08:54:24 -0500 | [diff] [blame] | 410 | |
| 411 | enum class Mode { |
| 412 | kMerged, // "m": 1 |
| 413 | kSeparate, // "m": 2 |
| 414 | } gModes[] = { Mode::kMerged, Mode::kSeparate }; |
| 415 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 416 | const auto mode = gModes[SkTPin<int>(jtrim["m"].toDefault(1) - 1, |
Florin Malita | 51b8c89 | 2018-01-07 08:54:24 -0500 | [diff] [blame] | 417 | 0, SK_ARRAY_COUNT(gModes) - 1)]; |
| 418 | |
| 419 | std::vector<sk_sp<sksg::GeometryNode>> inputs; |
| 420 | if (mode == Mode::kMerged) { |
| 421 | inputs.push_back(sksg::Merge::Make(std::move(geos), sksg::Merge::Mode::kMerge)); |
| 422 | } else { |
| 423 | inputs = std::move(geos); |
| 424 | } |
| 425 | |
| 426 | std::vector<sk_sp<sksg::GeometryNode>> trimmed; |
| 427 | trimmed.reserve(inputs.size()); |
| 428 | for (const auto& i : inputs) { |
Florin Malita | 69526b0 | 2018-03-22 12:20:02 -0400 | [diff] [blame] | 429 | const auto trimEffect = sksg::TrimEffect::Make(i); |
| 430 | trimmed.push_back(trimEffect); |
| 431 | |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 432 | const auto adapter = sk_make_sp<TrimEffectAdapter>(std::move(trimEffect)); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 433 | BindProperty<ScalarValue>(jtrim["s"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 434 | [adapter](const ScalarValue& s) { |
| 435 | adapter->setStart(s); |
Florin Malita | 51b8c89 | 2018-01-07 08:54:24 -0500 | [diff] [blame] | 436 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 437 | BindProperty<ScalarValue>(jtrim["e"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 438 | [adapter](const ScalarValue& e) { |
| 439 | adapter->setEnd(e); |
Florin Malita | 51b8c89 | 2018-01-07 08:54:24 -0500 | [diff] [blame] | 440 | }); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 441 | BindProperty<ScalarValue>(jtrim["o"], &ctx->fAnimators, |
Florin Malita | a6e30f7 | 2018-03-23 13:41:58 -0400 | [diff] [blame] | 442 | [adapter](const ScalarValue& o) { |
| 443 | adapter->setOffset(o); |
Florin Malita | 51b8c89 | 2018-01-07 08:54:24 -0500 | [diff] [blame] | 444 | }); |
| 445 | } |
| 446 | |
| 447 | return trimmed; |
| 448 | } |
| 449 | |
Florin Malita | 41dff6e | 2018-04-30 23:08:15 -0400 | [diff] [blame] | 450 | std::vector<sk_sp<sksg::GeometryNode>> AttachRoundGeometryEffect( |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 451 | const json::ValueRef& jtrim, AttachContext* ctx, std::vector<sk_sp<sksg::GeometryNode>>&& geos) { |
Florin Malita | 41dff6e | 2018-04-30 23:08:15 -0400 | [diff] [blame] | 452 | |
| 453 | std::vector<sk_sp<sksg::GeometryNode>> rounded; |
| 454 | rounded.reserve(geos.size()); |
| 455 | |
| 456 | for (const auto& g : geos) { |
| 457 | const auto roundEffect = sksg::RoundEffect::Make(std::move(g)); |
| 458 | rounded.push_back(roundEffect); |
| 459 | |
| 460 | BindProperty<ScalarValue>(jtrim["r"], &ctx->fAnimators, |
| 461 | [roundEffect](const ScalarValue& r) { |
| 462 | roundEffect->setRadius(r); |
| 463 | }); |
| 464 | } |
| 465 | |
| 466 | return rounded; |
| 467 | } |
| 468 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 469 | using GeometryAttacherT = sk_sp<sksg::GeometryNode> (*)(const json::ValueRef&, AttachContext*); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 470 | static constexpr GeometryAttacherT gGeometryAttachers[] = { |
| 471 | AttachPathGeometry, |
Florin Malita | 2e1d7e2 | 2018-01-02 10:40:00 -0500 | [diff] [blame] | 472 | AttachRRectGeometry, |
Florin Malita | fbc13f1 | 2018-01-04 10:26:35 -0500 | [diff] [blame] | 473 | AttachEllipseGeometry, |
Florin Malita | 02a32b0 | 2018-01-04 11:27:09 -0500 | [diff] [blame] | 474 | AttachPolystarGeometry, |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 475 | }; |
| 476 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 477 | using PaintAttacherT = sk_sp<sksg::PaintNode> (*)(const json::ValueRef&, AttachContext*); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 478 | static constexpr PaintAttacherT gPaintAttachers[] = { |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 479 | AttachColorFill, |
| 480 | AttachColorStroke, |
| 481 | AttachGradientFill, |
| 482 | AttachGradientStroke, |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 483 | }; |
| 484 | |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 485 | using GeometryEffectAttacherT = |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 486 | std::vector<sk_sp<sksg::GeometryNode>> (*)(const json::ValueRef&, |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 487 | AttachContext*, |
| 488 | std::vector<sk_sp<sksg::GeometryNode>>&&); |
| 489 | static constexpr GeometryEffectAttacherT gGeometryEffectAttachers[] = { |
| 490 | AttachMergeGeometryEffect, |
Florin Malita | 51b8c89 | 2018-01-07 08:54:24 -0500 | [diff] [blame] | 491 | AttachTrimGeometryEffect, |
Florin Malita | 41dff6e | 2018-04-30 23:08:15 -0400 | [diff] [blame] | 492 | AttachRoundGeometryEffect, |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 493 | }; |
| 494 | |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 495 | enum class ShapeType { |
| 496 | kGeometry, |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 497 | kGeometryEffect, |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 498 | kPaint, |
| 499 | kGroup, |
Florin Malita | dacc02b | 2017-12-31 09:12:31 -0500 | [diff] [blame] | 500 | kTransform, |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 501 | }; |
| 502 | |
| 503 | struct ShapeInfo { |
| 504 | const char* fTypeString; |
| 505 | ShapeType fShapeType; |
| 506 | uint32_t fAttacherIndex; // index into respective attacher tables |
| 507 | }; |
| 508 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 509 | const ShapeInfo* FindShapeInfo(const json::ValueRef& shape) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 510 | static constexpr ShapeInfo gShapeInfo[] = { |
Florin Malita | fbc13f1 | 2018-01-04 10:26:35 -0500 | [diff] [blame] | 511 | { "el", ShapeType::kGeometry , 2 }, // ellipse -> AttachEllipseGeometry |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 512 | { "fl", ShapeType::kPaint , 0 }, // fill -> AttachColorFill |
| 513 | { "gf", ShapeType::kPaint , 2 }, // gfill -> AttachGradientFill |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 514 | { "gr", ShapeType::kGroup , 0 }, // group -> Inline handler |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 515 | { "gs", ShapeType::kPaint , 3 }, // gstroke -> AttachGradientStroke |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 516 | { "mm", ShapeType::kGeometryEffect, 0 }, // merge -> AttachMergeGeometryEffect |
Florin Malita | 02a32b0 | 2018-01-04 11:27:09 -0500 | [diff] [blame] | 517 | { "rc", ShapeType::kGeometry , 1 }, // rrect -> AttachRRectGeometry |
Florin Malita | 41dff6e | 2018-04-30 23:08:15 -0400 | [diff] [blame] | 518 | { "rd", ShapeType::kGeometryEffect, 2 }, // round -> AttachRoundGeometryEffect |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 519 | { "sh", ShapeType::kGeometry , 0 }, // shape -> AttachPathGeometry |
Florin Malita | 02a32b0 | 2018-01-04 11:27:09 -0500 | [diff] [blame] | 520 | { "sr", ShapeType::kGeometry , 3 }, // polystar -> AttachPolyStarGeometry |
Florin Malita | 6aaee59 | 2018-01-12 12:25:09 -0500 | [diff] [blame] | 521 | { "st", ShapeType::kPaint , 1 }, // stroke -> AttachColorStroke |
Florin Malita | 51b8c89 | 2018-01-07 08:54:24 -0500 | [diff] [blame] | 522 | { "tm", ShapeType::kGeometryEffect, 1 }, // trim -> AttachTrimGeometryEffect |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 523 | { "tr", ShapeType::kTransform , 0 }, // transform -> Inline handler |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 524 | }; |
| 525 | |
Florin Malita | 2088078 | 2018-05-09 11:35:00 -0400 | [diff] [blame] | 526 | SkString type; |
| 527 | if (!shape["ty"].to(&type) || type.isEmpty()) |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 528 | return nullptr; |
| 529 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 530 | const auto* info = bsearch(type.c_str(), |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 531 | gShapeInfo, |
| 532 | SK_ARRAY_COUNT(gShapeInfo), |
| 533 | sizeof(ShapeInfo), |
| 534 | [](const void* key, const void* info) { |
| 535 | return strcmp(static_cast<const char*>(key), |
| 536 | static_cast<const ShapeInfo*>(info)->fTypeString); |
| 537 | }); |
| 538 | |
| 539 | return static_cast<const ShapeInfo*>(info); |
| 540 | } |
| 541 | |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 542 | struct GeometryEffectRec { |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 543 | const json::ValueRef fJson; |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 544 | GeometryEffectAttacherT fAttach; |
| 545 | }; |
| 546 | |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 547 | struct AttachShapeContext { |
| 548 | AttachShapeContext(AttachContext* ctx, |
| 549 | std::vector<sk_sp<sksg::GeometryNode>>* geos, |
| 550 | std::vector<GeometryEffectRec>* effects, |
| 551 | size_t committedAnimators) |
| 552 | : fCtx(ctx) |
| 553 | , fGeometryStack(geos) |
| 554 | , fGeometryEffectStack(effects) |
| 555 | , fCommittedAnimators(committedAnimators) {} |
| 556 | |
| 557 | AttachContext* fCtx; |
| 558 | std::vector<sk_sp<sksg::GeometryNode>>* fGeometryStack; |
| 559 | std::vector<GeometryEffectRec>* fGeometryEffectStack; |
| 560 | size_t fCommittedAnimators; |
| 561 | }; |
| 562 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 563 | sk_sp<sksg::RenderNode> AttachShape(const json::ValueRef& jshape, AttachShapeContext* shapeCtx) { |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 564 | if (!jshape.isArray()) |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 565 | return nullptr; |
| 566 | |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 567 | SkDEBUGCODE(const auto initialGeometryEffects = shapeCtx->fGeometryEffectStack->size();) |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 568 | |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 569 | sk_sp<sksg::Group> shape_group = sksg::Group::Make(); |
| 570 | sk_sp<sksg::RenderNode> shape_wrapper = shape_group; |
| 571 | sk_sp<sksg::Matrix> shape_matrix; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 572 | |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 573 | struct ShapeRec { |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 574 | const json::ValueRef fJson; |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 575 | const ShapeInfo& fInfo; |
| 576 | }; |
| 577 | |
| 578 | // First pass (bottom->top): |
| 579 | // |
| 580 | // * pick up the group transform and opacity |
| 581 | // * push local geometry effects onto the stack |
| 582 | // * store recs for next pass |
| 583 | // |
| 584 | std::vector<ShapeRec> recs; |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 585 | for (size_t i = 0; i < jshape.size(); ++i) { |
| 586 | const auto s = jshape[jshape.size() - 1 - i]; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 587 | const auto* info = FindShapeInfo(s); |
| 588 | if (!info) { |
Florin Malita | 2088078 | 2018-05-09 11:35:00 -0400 | [diff] [blame] | 589 | LogFail(s["ty"], "Unknown shape"); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 590 | continue; |
| 591 | } |
| 592 | |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 593 | recs.push_back({ s, *info }); |
| 594 | |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 595 | switch (info->fShapeType) { |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 596 | case ShapeType::kTransform: |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 597 | if ((shape_matrix = AttachMatrix(s, shapeCtx->fCtx, nullptr))) { |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 598 | shape_wrapper = sksg::Transform::Make(std::move(shape_wrapper), shape_matrix); |
| 599 | } |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 600 | shape_wrapper = AttachOpacity(s, shapeCtx->fCtx, std::move(shape_wrapper)); |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 601 | break; |
| 602 | case ShapeType::kGeometryEffect: |
| 603 | SkASSERT(info->fAttacherIndex < SK_ARRAY_COUNT(gGeometryEffectAttachers)); |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 604 | shapeCtx->fGeometryEffectStack->push_back( |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 605 | { s, gGeometryEffectAttachers[info->fAttacherIndex] }); |
| 606 | break; |
| 607 | default: |
| 608 | break; |
| 609 | } |
| 610 | } |
| 611 | |
| 612 | // Second pass (top -> bottom, after 2x reverse): |
| 613 | // |
| 614 | // * track local geometry |
| 615 | // * emit local paints |
| 616 | // |
| 617 | std::vector<sk_sp<sksg::GeometryNode>> geos; |
| 618 | std::vector<sk_sp<sksg::RenderNode >> draws; |
| 619 | for (auto rec = recs.rbegin(); rec != recs.rend(); ++rec) { |
| 620 | switch (rec->fInfo.fShapeType) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 621 | case ShapeType::kGeometry: { |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 622 | SkASSERT(rec->fInfo.fAttacherIndex < SK_ARRAY_COUNT(gGeometryAttachers)); |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 623 | if (auto geo = gGeometryAttachers[rec->fInfo.fAttacherIndex](rec->fJson, |
| 624 | shapeCtx->fCtx)) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 625 | geos.push_back(std::move(geo)); |
| 626 | } |
| 627 | } break; |
Florin Malita | e6345d9 | 2018-01-03 23:37:54 -0500 | [diff] [blame] | 628 | case ShapeType::kGeometryEffect: { |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 629 | // Apply the current effect and pop from the stack. |
| 630 | SkASSERT(rec->fInfo.fAttacherIndex < SK_ARRAY_COUNT(gGeometryEffectAttachers)); |
Florin Malita | ee6de4b | 2018-01-21 11:13:17 -0500 | [diff] [blame] | 631 | if (!geos.empty()) { |
| 632 | geos = gGeometryEffectAttachers[rec->fInfo.fAttacherIndex](rec->fJson, |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 633 | shapeCtx->fCtx, |
Florin Malita | ee6de4b | 2018-01-21 11:13:17 -0500 | [diff] [blame] | 634 | std::move(geos)); |
| 635 | } |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 636 | |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 637 | SkASSERT(shapeCtx->fGeometryEffectStack->back().fJson == rec->fJson); |
| 638 | SkASSERT(shapeCtx->fGeometryEffectStack->back().fAttach == |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 639 | gGeometryEffectAttachers[rec->fInfo.fAttacherIndex]); |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 640 | shapeCtx->fGeometryEffectStack->pop_back(); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 641 | } break; |
| 642 | case ShapeType::kGroup: { |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 643 | AttachShapeContext groupShapeCtx(shapeCtx->fCtx, |
| 644 | &geos, |
| 645 | shapeCtx->fGeometryEffectStack, |
| 646 | shapeCtx->fCommittedAnimators); |
| 647 | if (auto subgroup = AttachShape(rec->fJson["it"], &groupShapeCtx)) { |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 648 | draws.push_back(std::move(subgroup)); |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 649 | SkASSERT(groupShapeCtx.fCommittedAnimators >= shapeCtx->fCommittedAnimators); |
| 650 | shapeCtx->fCommittedAnimators = groupShapeCtx.fCommittedAnimators; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 651 | } |
| 652 | } break; |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 653 | case ShapeType::kPaint: { |
| 654 | SkASSERT(rec->fInfo.fAttacherIndex < SK_ARRAY_COUNT(gPaintAttachers)); |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 655 | auto paint = gPaintAttachers[rec->fInfo.fAttacherIndex](rec->fJson, shapeCtx->fCtx); |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 656 | if (!paint || geos.empty()) |
| 657 | break; |
| 658 | |
| 659 | auto drawGeos = geos; |
| 660 | |
| 661 | // Apply all pending effects from the stack. |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 662 | for (auto it = shapeCtx->fGeometryEffectStack->rbegin(); |
| 663 | it != shapeCtx->fGeometryEffectStack->rend(); ++it) { |
| 664 | drawGeos = it->fAttach(it->fJson, shapeCtx->fCtx, std::move(drawGeos)); |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 665 | } |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 666 | |
| 667 | // If we still have multiple geos, reduce using 'merge'. |
| 668 | auto geo = drawGeos.size() > 1 |
| 669 | ? sksg::Merge::Make(std::move(drawGeos), sksg::Merge::Mode::kMerge) |
| 670 | : drawGeos[0]; |
| 671 | |
| 672 | SkASSERT(geo); |
| 673 | draws.push_back(sksg::Draw::Make(std::move(geo), std::move(paint))); |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 674 | shapeCtx->fCommittedAnimators = shapeCtx->fCtx->fAnimators.size(); |
Florin Malita | dacc02b | 2017-12-31 09:12:31 -0500 | [diff] [blame] | 675 | } break; |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 676 | default: |
| 677 | break; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 678 | } |
| 679 | } |
| 680 | |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 681 | // By now we should have popped all local geometry effects. |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 682 | SkASSERT(shapeCtx->fGeometryEffectStack->size() == initialGeometryEffects); |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 683 | |
| 684 | // Push transformed local geometries to parent list, for subsequent paints. |
| 685 | for (const auto& geo : geos) { |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 686 | shapeCtx->fGeometryStack->push_back(shape_matrix |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 687 | ? sksg::GeometryTransform::Make(std::move(geo), shape_matrix) |
| 688 | : std::move(geo)); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 689 | } |
| 690 | |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 691 | // Emit local draws reversed (bottom->top, per spec). |
| 692 | for (auto it = draws.rbegin(); it != draws.rend(); ++it) { |
| 693 | shape_group->addChild(std::move(*it)); |
Florin Malita | 2a8275b | 2018-01-02 12:52:43 -0500 | [diff] [blame] | 694 | } |
| 695 | |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 696 | return draws.empty() ? nullptr : shape_wrapper; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 697 | } |
| 698 | |
Florin Malita | 1022f74 | 2018-02-23 11:10:22 -0500 | [diff] [blame] | 699 | sk_sp<sksg::RenderNode> AttachNestedAnimation(const char* path, AttachContext* ctx) { |
| 700 | class SkottieSGAdapter final : public sksg::RenderNode { |
| 701 | public: |
| 702 | explicit SkottieSGAdapter(sk_sp<Animation> animation) |
| 703 | : fAnimation(std::move(animation)) { |
| 704 | SkASSERT(fAnimation); |
| 705 | } |
| 706 | |
| 707 | protected: |
| 708 | SkRect onRevalidate(sksg::InvalidationController*, const SkMatrix&) override { |
| 709 | return SkRect::MakeSize(fAnimation->size()); |
| 710 | } |
| 711 | |
| 712 | void onRender(SkCanvas* canvas) const override { |
| 713 | fAnimation->render(canvas); |
| 714 | } |
| 715 | |
| 716 | private: |
| 717 | const sk_sp<Animation> fAnimation; |
| 718 | }; |
| 719 | |
| 720 | class SkottieAnimatorAdapter final : public sksg::Animator { |
| 721 | public: |
| 722 | SkottieAnimatorAdapter(sk_sp<Animation> animation, float frameRate) |
| 723 | : fAnimation(std::move(animation)) |
| 724 | , fFrameRate(frameRate) { |
| 725 | SkASSERT(fAnimation); |
| 726 | SkASSERT(fFrameRate > 0); |
| 727 | } |
| 728 | |
| 729 | protected: |
| 730 | void onTick(float t) { |
| 731 | // map back from frame # to ms. |
| 732 | const auto t_ms = t * 1000 / fFrameRate; |
| 733 | fAnimation->animationTick(t_ms); |
| 734 | } |
| 735 | |
| 736 | private: |
| 737 | const sk_sp<Animation> fAnimation; |
| 738 | const float fFrameRate; |
| 739 | }; |
| 740 | |
| 741 | const auto resStream = ctx->fResources.openStream(path); |
| 742 | if (!resStream || !resStream->hasLength()) { |
| 743 | LOG("!! Could not open: %s\n", path); |
| 744 | return nullptr; |
| 745 | } |
| 746 | |
| 747 | auto animation = Animation::Make(resStream.get(), ctx->fResources); |
| 748 | if (!animation) { |
| 749 | LOG("!! Could not load nested animation: %s\n", path); |
| 750 | return nullptr; |
| 751 | } |
| 752 | |
| 753 | ctx->fAnimators.push_back(skstd::make_unique<SkottieAnimatorAdapter>(animation, |
| 754 | ctx->fFrameRate)); |
| 755 | |
| 756 | return sk_make_sp<SkottieSGAdapter>(std::move(animation)); |
| 757 | } |
| 758 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 759 | sk_sp<sksg::RenderNode> AttachCompLayer(const json::ValueRef& jlayer, AttachContext* ctx, |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 760 | float* time_bias, float* time_scale) { |
| 761 | SkASSERT(jlayer.isObject()); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 762 | |
Florin Malita | cf8ed52 | 2018-01-25 15:27:33 -0500 | [diff] [blame] | 763 | SkString refId; |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 764 | if (!jlayer["refId"].to(&refId) || refId.isEmpty()) { |
Florin Malita | dd22cf96 | 2018-01-29 15:42:01 +0000 | [diff] [blame] | 765 | LOG("!! Comp layer missing refId\n"); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 766 | return nullptr; |
| 767 | } |
| 768 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 769 | const auto start_time = jlayer["st"].toDefault(0.0f), |
| 770 | stretch_time = jlayer["sr"].toDefault(1.0f); |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 771 | |
| 772 | *time_bias = -start_time; |
| 773 | *time_scale = 1 / stretch_time; |
| 774 | if (SkScalarIsNaN(*time_scale)) { |
| 775 | *time_scale = 1; |
| 776 | } |
| 777 | |
Florin Malita | 1022f74 | 2018-02-23 11:10:22 -0500 | [diff] [blame] | 778 | if (refId.startsWith("$")) { |
| 779 | return AttachNestedAnimation(refId.c_str() + 1, ctx); |
| 780 | } |
| 781 | |
| 782 | const auto* comp = ctx->fAssets.find(refId); |
| 783 | if (!comp) { |
| 784 | LOG("!! Pre-comp not found: '%s'\n", refId.c_str()); |
| 785 | return nullptr; |
| 786 | } |
| 787 | |
Florin Malita | dd22cf96 | 2018-01-29 15:42:01 +0000 | [diff] [blame] | 788 | // TODO: cycle detection |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 789 | return AttachComposition(*comp, ctx); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 790 | } |
| 791 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 792 | sk_sp<sksg::RenderNode> AttachSolidLayer(const json::ValueRef& jlayer, AttachContext*, |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 793 | float*, float*) { |
Florin Malita | 0e66fba | 2018-01-09 17:10:18 -0500 | [diff] [blame] | 794 | SkASSERT(jlayer.isObject()); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 795 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 796 | const auto size = SkSize::Make(jlayer["sw"].toDefault(0.0f), |
| 797 | jlayer["sh"].toDefault(0.0f)); |
| 798 | const auto hex = jlayer["sc"].toDefault(SkString()); |
Florin Malita | 0e66fba | 2018-01-09 17:10:18 -0500 | [diff] [blame] | 799 | uint32_t c; |
| 800 | if (size.isEmpty() || |
| 801 | !hex.startsWith("#") || |
| 802 | !SkParse::FindHex(hex.c_str() + 1, &c)) { |
| 803 | LogFail(jlayer, "Could not parse solid layer"); |
| 804 | return nullptr; |
| 805 | } |
| 806 | |
| 807 | const SkColor color = 0xff000000 | c; |
| 808 | |
| 809 | return sksg::Draw::Make(sksg::Rect::Make(SkRect::MakeSize(size)), |
| 810 | sksg::Color::Make(color)); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 811 | } |
| 812 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 813 | sk_sp<sksg::RenderNode> AttachImageAsset(const json::ValueRef& jimage, AttachContext* ctx) { |
Florin Malita | 4932807 | 2018-01-08 12:51:12 -0500 | [diff] [blame] | 814 | SkASSERT(jimage.isObject()); |
| 815 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 816 | const auto name = jimage["p"].toDefault(SkString()), |
| 817 | path = jimage["u"].toDefault(SkString()); |
Florin Malita | 4932807 | 2018-01-08 12:51:12 -0500 | [diff] [blame] | 818 | if (name.isEmpty()) |
| 819 | return nullptr; |
| 820 | |
| 821 | // TODO: plumb resource paths explicitly to ResourceProvider? |
| 822 | const auto resName = path.isEmpty() ? name : SkOSPath::Join(path.c_str(), name.c_str()); |
| 823 | const auto resStream = ctx->fResources.openStream(resName.c_str()); |
| 824 | if (!resStream || !resStream->hasLength()) { |
| 825 | LOG("!! Could not load image resource: %s\n", resName.c_str()); |
| 826 | return nullptr; |
| 827 | } |
| 828 | |
| 829 | // TODO: non-intrisic image sizing |
| 830 | return sksg::Image::Make( |
| 831 | SkImage::MakeFromEncoded(SkData::MakeFromStream(resStream.get(), resStream->getLength()))); |
| 832 | } |
| 833 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 834 | sk_sp<sksg::RenderNode> AttachImageLayer(const json::ValueRef& layer, AttachContext* ctx, |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 835 | float*, float*) { |
Florin Malita | dd22cf96 | 2018-01-29 15:42:01 +0000 | [diff] [blame] | 836 | SkASSERT(layer.isObject()); |
| 837 | |
| 838 | SkString refId; |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 839 | if (!layer["refId"].to(&refId) || refId.isEmpty()) { |
Florin Malita | dd22cf96 | 2018-01-29 15:42:01 +0000 | [diff] [blame] | 840 | LOG("!! Image layer missing refId\n"); |
| 841 | return nullptr; |
| 842 | } |
| 843 | |
| 844 | const auto* jimage = ctx->fAssets.find(refId); |
| 845 | if (!jimage) { |
| 846 | LOG("!! Image asset not found: '%s'\n", refId.c_str()); |
| 847 | return nullptr; |
| 848 | } |
| 849 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 850 | return AttachImageAsset(*jimage, ctx); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 851 | } |
| 852 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 853 | sk_sp<sksg::RenderNode> AttachNullLayer(const json::ValueRef& layer, AttachContext*, float*, float*) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 854 | SkASSERT(layer.isObject()); |
| 855 | |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 856 | // Null layers are used solely to drive dependent transforms, |
| 857 | // but we use free-floating sksg::Matrices for that purpose. |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 858 | return nullptr; |
| 859 | } |
| 860 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 861 | sk_sp<sksg::RenderNode> AttachShapeLayer(const json::ValueRef& layer, AttachContext* ctx, |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 862 | float*, float*) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 863 | SkASSERT(layer.isObject()); |
| 864 | |
Florin Malita | 16d0ad0 | 2018-01-19 15:07:29 -0500 | [diff] [blame] | 865 | std::vector<sk_sp<sksg::GeometryNode>> geometryStack; |
| 866 | std::vector<GeometryEffectRec> geometryEffectStack; |
Florin Malita | ca4439f | 2018-01-23 10:31:59 -0500 | [diff] [blame] | 867 | AttachShapeContext shapeCtx(ctx, &geometryStack, &geometryEffectStack, ctx->fAnimators.size()); |
| 868 | auto shapeNode = AttachShape(layer["shapes"], &shapeCtx); |
| 869 | |
| 870 | // Trim uncommitted animators: AttachShape consumes effects on the fly, and greedily attaches |
| 871 | // geometries => at the end, we can end up with unused geometries, which are nevertheless alive |
| 872 | // due to attached animators. To avoid this, we track committed animators and discard the |
| 873 | // orphans here. |
| 874 | SkASSERT(shapeCtx.fCommittedAnimators <= ctx->fAnimators.size()); |
| 875 | ctx->fAnimators.resize(shapeCtx.fCommittedAnimators); |
| 876 | |
| 877 | return shapeNode; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 878 | } |
| 879 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 880 | sk_sp<sksg::RenderNode> AttachTextLayer(const json::ValueRef& layer, AttachContext*, float*, float*) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 881 | SkASSERT(layer.isObject()); |
| 882 | |
| 883 | LOG("?? Text layer stub\n"); |
| 884 | return nullptr; |
| 885 | } |
| 886 | |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 887 | struct AttachLayerContext { |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 888 | AttachLayerContext(const json::ValueRef& jlayers, AttachContext* ctx) |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 889 | : fLayerList(jlayers), fCtx(ctx) {} |
| 890 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 891 | const json::ValueRef fLayerList; |
Florin Malita | 4a49068 | 2018-01-28 14:27:51 -0500 | [diff] [blame] | 892 | AttachContext* fCtx; |
| 893 | SkTHashMap<int, sk_sp<sksg::Matrix>> fLayerMatrixMap; |
| 894 | sk_sp<sksg::RenderNode> fCurrentMatte; |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 895 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 896 | sk_sp<sksg::Matrix> AttachParentLayerMatrix(const json::ValueRef& jlayer) { |
Florin Malita | 4a49068 | 2018-01-28 14:27:51 -0500 | [diff] [blame] | 897 | SkASSERT(jlayer.isObject()); |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 898 | SkASSERT(fLayerList.isArray()); |
| 899 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 900 | const auto parent_index = jlayer["parent"].toDefault<int>(-1); |
Florin Malita | 4a49068 | 2018-01-28 14:27:51 -0500 | [diff] [blame] | 901 | if (parent_index < 0) |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 902 | return nullptr; |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 903 | |
Florin Malita | 4a49068 | 2018-01-28 14:27:51 -0500 | [diff] [blame] | 904 | if (auto* m = fLayerMatrixMap.find(parent_index)) |
| 905 | return *m; |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 906 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 907 | sk_sp<sksg::Matrix> matrix; |
| 908 | for (const json::ValueRef l : fLayerList) { |
| 909 | if (l["ind"].toDefault<int>(-1) == parent_index) { |
| 910 | matrix = this->AttachLayerMatrix(l); |
| 911 | break; |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 912 | } |
| 913 | } |
| 914 | |
| 915 | return nullptr; |
| 916 | } |
| 917 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 918 | sk_sp<sksg::Matrix> AttachLayerMatrix(const json::ValueRef& jlayer) { |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 919 | SkASSERT(jlayer.isObject()); |
| 920 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 921 | const auto layer_index = jlayer["ind"].toDefault<int>(-1); |
Florin Malita | 4a49068 | 2018-01-28 14:27:51 -0500 | [diff] [blame] | 922 | if (layer_index < 0) |
| 923 | return nullptr; |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 924 | |
Florin Malita | 4a49068 | 2018-01-28 14:27:51 -0500 | [diff] [blame] | 925 | if (auto* m = fLayerMatrixMap.find(layer_index)) |
| 926 | return *m; |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 927 | |
Florin Malita | 4a49068 | 2018-01-28 14:27:51 -0500 | [diff] [blame] | 928 | // Add a stub entry to break recursion cycles. |
| 929 | fLayerMatrixMap.set(layer_index, nullptr); |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 930 | |
Florin Malita | 4a49068 | 2018-01-28 14:27:51 -0500 | [diff] [blame] | 931 | auto parent_matrix = this->AttachParentLayerMatrix(jlayer); |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 932 | |
Florin Malita | 4a49068 | 2018-01-28 14:27:51 -0500 | [diff] [blame] | 933 | return *fLayerMatrixMap.set(layer_index, |
| 934 | AttachMatrix(jlayer["ks"], |
| 935 | fCtx, |
| 936 | this->AttachParentLayerMatrix(jlayer))); |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 937 | } |
| 938 | }; |
| 939 | |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 940 | SkBlendMode MaskBlendMode(char mode) { |
| 941 | switch (mode) { |
| 942 | case 'a': return SkBlendMode::kSrcOver; // Additive |
| 943 | case 's': return SkBlendMode::kExclusion; // Subtract |
| 944 | case 'i': return SkBlendMode::kDstIn; // Intersect |
| 945 | case 'l': return SkBlendMode::kLighten; // Lighten |
| 946 | case 'd': return SkBlendMode::kDarken; // Darken |
| 947 | case 'f': return SkBlendMode::kDifference; // Difference |
| 948 | default: break; |
| 949 | } |
| 950 | |
| 951 | return SkBlendMode::kSrcOver; |
| 952 | } |
| 953 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 954 | sk_sp<sksg::RenderNode> AttachMask(const json::ValueRef& jmask, |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 955 | AttachContext* ctx, |
| 956 | sk_sp<sksg::RenderNode> childNode) { |
| 957 | if (!jmask.isArray()) |
| 958 | return childNode; |
| 959 | |
Florin Malita | 0c51c21 | 2018-04-26 14:13:14 -0400 | [diff] [blame] | 960 | struct MaskRecord { |
| 961 | sk_sp<sksg::Path> mask_path; |
| 962 | sk_sp<sksg::Color> mask_paint; |
| 963 | }; |
| 964 | |
| 965 | SkSTArray<4, MaskRecord, true> mask_stack; |
| 966 | |
| 967 | bool opaque_mask = true; |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 968 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 969 | for (const json::ValueRef m : jmask) { |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 970 | if (!m.isObject()) |
| 971 | continue; |
| 972 | |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 973 | auto mask_path = AttachPath(m["pt"], ctx); |
| 974 | if (!mask_path) { |
| 975 | LogFail(m, "Could not parse mask path"); |
| 976 | continue; |
| 977 | } |
| 978 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 979 | mask_path->setFillType(m["inv"].toDefault(false) |
Florin Malita | cd05b19 | 2018-04-25 21:43:03 -0400 | [diff] [blame] | 980 | ? SkPath::kInverseWinding_FillType |
| 981 | : SkPath::kWinding_FillType); |
| 982 | |
Florin Malita | cf8ed52 | 2018-01-25 15:27:33 -0500 | [diff] [blame] | 983 | SkString mode; |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 984 | if (!m["mode"].to(&mode) || |
Florin Malita | cf8ed52 | 2018-01-25 15:27:33 -0500 | [diff] [blame] | 985 | mode.size() != 1 || |
| 986 | !strcmp(mode.c_str(), "n")) { // "None" masks have no effect. |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 987 | continue; |
Florin Malita | cf8ed52 | 2018-01-25 15:27:33 -0500 | [diff] [blame] | 988 | } |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 989 | |
| 990 | auto mask_paint = sksg::Color::Make(SK_ColorBLACK); |
Florin Malita | aa71c89 | 2018-01-30 09:27:01 -0500 | [diff] [blame] | 991 | mask_paint->setAntiAlias(true); |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 992 | mask_paint->setBlendMode(MaskBlendMode(mode.c_str()[0])); |
Florin Malita | 0c51c21 | 2018-04-26 14:13:14 -0400 | [diff] [blame] | 993 | |
| 994 | const auto animator_count = ctx->fAnimators.size(); |
Florin Malita | fc807c8 | 2018-01-25 22:35:09 -0500 | [diff] [blame] | 995 | BindProperty<ScalarValue>(m["o"], &ctx->fAnimators, |
Florin Malita | 2518a0a | 2018-01-24 18:29:00 -0500 | [diff] [blame] | 996 | [mask_paint](const ScalarValue& o) { mask_paint->setOpacity(o * 0.01f); }); |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 997 | |
Florin Malita | 0c51c21 | 2018-04-26 14:13:14 -0400 | [diff] [blame] | 998 | opaque_mask &= (animator_count == ctx->fAnimators.size() && mask_paint->getOpacity() >= 1); |
| 999 | |
| 1000 | mask_stack.push_back({mask_path, mask_paint}); |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 1001 | } |
| 1002 | |
Florin Malita | 0c51c21 | 2018-04-26 14:13:14 -0400 | [diff] [blame] | 1003 | if (mask_stack.empty()) |
| 1004 | return childNode; |
| 1005 | |
| 1006 | if (mask_stack.count() == 1 && opaque_mask) { |
| 1007 | // Single opaque mask => clip path. |
| 1008 | return sksg::ClipEffect::Make(std::move(childNode), |
| 1009 | std::move(mask_stack.front().mask_path), |
| 1010 | true); |
| 1011 | } |
| 1012 | |
| 1013 | auto mask_group = sksg::Group::Make(); |
| 1014 | for (const auto& rec : mask_stack) { |
| 1015 | mask_group->addChild(sksg::Draw::Make(std::move(rec.mask_path), |
| 1016 | std::move(rec.mask_paint))); |
| 1017 | |
| 1018 | } |
| 1019 | |
| 1020 | return sksg::MaskEffect::Make(std::move(childNode), std::move(mask_group)); |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 1021 | } |
| 1022 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1023 | sk_sp<sksg::RenderNode> AttachLayer(const json::ValueRef& jlayer, AttachLayerContext* layerCtx) { |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 1024 | if (!jlayer.isObject()) |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1025 | return nullptr; |
| 1026 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1027 | using LayerAttacher = sk_sp<sksg::RenderNode> (*)(const json::ValueRef&, AttachContext*, |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1028 | float* time_bias, float* time_scale); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1029 | static constexpr LayerAttacher gLayerAttachers[] = { |
| 1030 | AttachCompLayer, // 'ty': 0 |
| 1031 | AttachSolidLayer, // 'ty': 1 |
| 1032 | AttachImageLayer, // 'ty': 2 |
| 1033 | AttachNullLayer, // 'ty': 3 |
| 1034 | AttachShapeLayer, // 'ty': 4 |
| 1035 | AttachTextLayer, // 'ty': 5 |
| 1036 | }; |
| 1037 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1038 | int type = jlayer["ty"].toDefault<int>(-1); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1039 | if (type < 0 || type >= SkTo<int>(SK_ARRAY_COUNT(gLayerAttachers))) { |
| 1040 | return nullptr; |
| 1041 | } |
| 1042 | |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 1043 | sksg::AnimatorList layer_animators; |
Florin Malita | 1022f74 | 2018-02-23 11:10:22 -0500 | [diff] [blame] | 1044 | AttachContext local_ctx = { layerCtx->fCtx->fResources, |
| 1045 | layerCtx->fCtx->fAssets, |
| 1046 | layerCtx->fCtx->fFrameRate, |
| 1047 | layer_animators}; |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 1048 | |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1049 | // Layer attachers may adjust these. |
| 1050 | float time_bias = 0, |
| 1051 | time_scale = 1; |
| 1052 | |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1053 | // Layer content. |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1054 | auto layer = gLayerAttachers[type](jlayer, &local_ctx, &time_bias, &time_scale); |
Florin Malita | 38ea40e | 2018-01-29 16:31:14 -0500 | [diff] [blame] | 1055 | |
| 1056 | // Clip layers with explicit dimensions. |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1057 | float w = 0, h = 0; |
| 1058 | if (jlayer["w"].to(&w) && jlayer["h"].to(&h)) { |
Florin Malita | 38ea40e | 2018-01-29 16:31:14 -0500 | [diff] [blame] | 1059 | layer = sksg::ClipEffect::Make(std::move(layer), |
| 1060 | sksg::Rect::Make(SkRect::MakeWH(w, h)), |
| 1061 | true); |
| 1062 | } |
| 1063 | |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 1064 | // Optional layer mask. |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 1065 | layer = AttachMask(jlayer["masksProperties"], &local_ctx, std::move(layer)); |
Florin Malita | 38ea40e | 2018-01-29 16:31:14 -0500 | [diff] [blame] | 1066 | |
Florin Malita | 25366fa | 2018-01-23 13:37:59 -0500 | [diff] [blame] | 1067 | // Optional layer transform. |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1068 | if (auto layerMatrix = layerCtx->AttachLayerMatrix(jlayer)) { |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1069 | layer = sksg::Transform::Make(std::move(layer), std::move(layerMatrix)); |
| 1070 | } |
Florin Malita | 38ea40e | 2018-01-29 16:31:14 -0500 | [diff] [blame] | 1071 | |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1072 | // Optional layer opacity. |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 1073 | layer = AttachOpacity(jlayer["ks"], &local_ctx, std::move(layer)); |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 1074 | |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1075 | class LayerController final : public sksg::GroupAnimator { |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1076 | public: |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1077 | LayerController(sksg::AnimatorList&& layer_animators, |
| 1078 | sk_sp<sksg::OpacityEffect> controlNode, |
| 1079 | float in, float out, |
| 1080 | float time_bias, float time_scale) |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 1081 | : INHERITED(std::move(layer_animators)) |
| 1082 | , fControlNode(std::move(controlNode)) |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1083 | , fIn(in) |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1084 | , fOut(out) |
| 1085 | , fTimeBias(time_bias) |
| 1086 | , fTimeScale(time_scale) {} |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1087 | |
Florin Malita | 35efaa8 | 2018-01-22 12:57:06 -0500 | [diff] [blame] | 1088 | void onTick(float t) override { |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 1089 | const auto active = (t >= fIn && t <= fOut); |
| 1090 | |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1091 | // Keep the layer fully transparent except for its [in..out] lifespan. |
| 1092 | // (note: opacity == 0 disables rendering, while opacity == 1 is a noop) |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 1093 | fControlNode->setOpacity(active ? 1 : 0); |
| 1094 | |
| 1095 | // Dispatch ticks only while active. |
| 1096 | if (active) |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1097 | this->INHERITED::onTick((t + fTimeBias) * fTimeScale); |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1098 | } |
| 1099 | |
| 1100 | private: |
| 1101 | const sk_sp<sksg::OpacityEffect> fControlNode; |
| 1102 | const float fIn, |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1103 | fOut, |
| 1104 | fTimeBias, |
| 1105 | fTimeScale; |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 1106 | |
| 1107 | using INHERITED = sksg::GroupAnimator; |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1108 | }; |
| 1109 | |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1110 | auto controller_node = sksg::OpacityEffect::Make(std::move(layer)); |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1111 | const auto in = jlayer["ip"].toDefault(0.0f), |
| 1112 | out = jlayer["op"].toDefault(in); |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1113 | |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1114 | if (!jlayer["tm"].isNull()) { |
| 1115 | LogFail(jlayer["tm"], "Unsupported time remapping"); |
| 1116 | } |
| 1117 | |
| 1118 | if (in >= out || !controller_node) |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1119 | return nullptr; |
| 1120 | |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 1121 | layerCtx->fCtx->fAnimators.push_back( |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1122 | skstd::make_unique<LayerController>(std::move(layer_animators), |
| 1123 | controller_node, |
| 1124 | in, |
| 1125 | out, |
| 1126 | time_bias, |
| 1127 | time_scale)); |
Florin Malita | 71cba8f | 2018-01-09 08:07:14 -0500 | [diff] [blame] | 1128 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1129 | if (jlayer["td"].toDefault(false)) { |
Florin Malita | 5f9102f | 2018-01-10 13:36:22 -0500 | [diff] [blame] | 1130 | // This layer is a matte. We apply it as a mask to the next layer. |
Florin Malita | eb87d67 | 2018-01-29 15:28:24 -0500 | [diff] [blame] | 1131 | layerCtx->fCurrentMatte = std::move(controller_node); |
Florin Malita | 5f9102f | 2018-01-10 13:36:22 -0500 | [diff] [blame] | 1132 | return nullptr; |
| 1133 | } |
| 1134 | |
| 1135 | if (layerCtx->fCurrentMatte) { |
| 1136 | // There is a pending matte. Apply and reset. |
Florin Malita | a016be9 | 2018-03-05 14:01:41 -0500 | [diff] [blame] | 1137 | static constexpr sksg::MaskEffect::Mode gMaskModes[] = { |
| 1138 | sksg::MaskEffect::Mode::kNormal, // tt: 1 |
| 1139 | sksg::MaskEffect::Mode::kInvert, // tt: 2 |
| 1140 | }; |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1141 | const auto matteType = jlayer["tt"].toDefault<int>(1) - 1; |
Florin Malita | a016be9 | 2018-03-05 14:01:41 -0500 | [diff] [blame] | 1142 | |
| 1143 | if (matteType >= 0 && matteType < SkTo<int>(SK_ARRAY_COUNT(gMaskModes))) { |
| 1144 | return sksg::MaskEffect::Make(std::move(controller_node), |
| 1145 | std::move(layerCtx->fCurrentMatte), |
| 1146 | gMaskModes[matteType]); |
| 1147 | } |
| 1148 | layerCtx->fCurrentMatte.reset(); |
Florin Malita | 5f9102f | 2018-01-10 13:36:22 -0500 | [diff] [blame] | 1149 | } |
| 1150 | |
Kevin Lubick | f7621cb | 2018-04-16 15:51:44 -0400 | [diff] [blame] | 1151 | return std::move(controller_node); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1152 | } |
| 1153 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1154 | sk_sp<sksg::RenderNode> AttachComposition(const json::ValueRef& comp, AttachContext* ctx) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1155 | if (!comp.isObject()) |
| 1156 | return nullptr; |
| 1157 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1158 | const auto jlayers = comp["layers"]; |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 1159 | if (!jlayers.isArray()) |
| 1160 | return nullptr; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1161 | |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 1162 | SkSTArray<16, sk_sp<sksg::RenderNode>, true> layers; |
| 1163 | AttachLayerContext layerCtx(jlayers, ctx); |
| 1164 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1165 | for (const json::ValueRef l : jlayers) { |
Florin Malita | 18eafd9 | 2018-01-04 21:11:55 -0500 | [diff] [blame] | 1166 | if (auto layer_fragment = AttachLayer(l, &layerCtx)) { |
Florin Malita | 2a8275b | 2018-01-02 12:52:43 -0500 | [diff] [blame] | 1167 | layers.push_back(std::move(layer_fragment)); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1168 | } |
| 1169 | } |
| 1170 | |
Florin Malita | 2a8275b | 2018-01-02 12:52:43 -0500 | [diff] [blame] | 1171 | if (layers.empty()) { |
| 1172 | return nullptr; |
| 1173 | } |
| 1174 | |
| 1175 | // Layers are painted in bottom->top order. |
| 1176 | auto comp_group = sksg::Group::Make(); |
| 1177 | for (int i = layers.count() - 1; i >= 0; --i) { |
| 1178 | comp_group->addChild(std::move(layers[i])); |
| 1179 | } |
| 1180 | |
Kevin Lubick | f7621cb | 2018-04-16 15:51:44 -0400 | [diff] [blame] | 1181 | return std::move(comp_group); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1182 | } |
| 1183 | |
| 1184 | } // namespace |
| 1185 | |
Florin Malita | 6eb85a1 | 2018-04-30 10:32:18 -0400 | [diff] [blame] | 1186 | sk_sp<Animation> Animation::Make(SkStream* stream, const ResourceProvider& res, Stats* stats) { |
| 1187 | Stats stats_storage; |
| 1188 | if (!stats) |
| 1189 | stats = &stats_storage; |
| 1190 | memset(stats, 0, sizeof(struct Stats)); |
| 1191 | |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1192 | if (!stream->hasLength()) { |
| 1193 | // TODO: handle explicit buffering? |
| 1194 | LOG("!! cannot parse streaming content\n"); |
| 1195 | return nullptr; |
| 1196 | } |
| 1197 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1198 | stats->fJsonSize = stream->getLength(); |
Florin Malita | 6eb85a1 | 2018-04-30 10:32:18 -0400 | [diff] [blame] | 1199 | const auto t0 = SkTime::GetMSecs(); |
| 1200 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1201 | const json::Document doc(stream); |
| 1202 | const auto json = doc.root(); |
| 1203 | if (!json.isObject()) |
| 1204 | return nullptr; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1205 | |
Florin Malita | 6eb85a1 | 2018-04-30 10:32:18 -0400 | [diff] [blame] | 1206 | const auto t1 = SkTime::GetMSecs(); |
| 1207 | stats->fJsonParseTimeMS = t1 - t0; |
| 1208 | |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1209 | const auto version = json["v"].toDefault(SkString()); |
| 1210 | const auto size = SkSize::Make(json["w"].toDefault(0.0f), |
| 1211 | json["h"].toDefault(0.0f)); |
| 1212 | const auto fps = json["fr"].toDefault(-1.0f); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1213 | |
Florin Malita | 1022f74 | 2018-02-23 11:10:22 -0500 | [diff] [blame] | 1214 | if (size.isEmpty() || version.isEmpty() || fps <= 0) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1215 | LOG("!! invalid animation params (version: %s, size: [%f %f], frame rate: %f)", |
| 1216 | version.c_str(), size.width(), size.height(), fps); |
| 1217 | return nullptr; |
| 1218 | } |
| 1219 | |
Florin Malita | 6eb85a1 | 2018-04-30 10:32:18 -0400 | [diff] [blame] | 1220 | const auto anim = |
| 1221 | sk_sp<Animation>(new Animation(res, std::move(version), size, fps, json, stats)); |
| 1222 | const auto t2 = SkTime::GetMSecs(); |
| 1223 | stats->fSceneParseTimeMS = t2 - t1; |
| 1224 | stats->fTotalLoadTimeMS = t2 - t0; |
| 1225 | |
| 1226 | return anim; |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1227 | } |
| 1228 | |
Florin Malita | 6eb85a1 | 2018-04-30 10:32:18 -0400 | [diff] [blame] | 1229 | sk_sp<Animation> Animation::MakeFromFile(const char path[], const ResourceProvider* res, |
| 1230 | Stats* stats) { |
Florin Malita | 4932807 | 2018-01-08 12:51:12 -0500 | [diff] [blame] | 1231 | class DirectoryResourceProvider final : public ResourceProvider { |
| 1232 | public: |
| 1233 | explicit DirectoryResourceProvider(SkString dir) : fDir(std::move(dir)) {} |
| 1234 | |
| 1235 | std::unique_ptr<SkStream> openStream(const char resource[]) const override { |
| 1236 | const auto resPath = SkOSPath::Join(fDir.c_str(), resource); |
| 1237 | return SkStream::MakeFromFile(resPath.c_str()); |
| 1238 | } |
| 1239 | |
| 1240 | private: |
| 1241 | const SkString fDir; |
| 1242 | }; |
| 1243 | |
| 1244 | const auto jsonStream = SkStream::MakeFromFile(path); |
| 1245 | if (!jsonStream) |
| 1246 | return nullptr; |
| 1247 | |
| 1248 | std::unique_ptr<ResourceProvider> defaultProvider; |
| 1249 | if (!res) { |
| 1250 | defaultProvider = skstd::make_unique<DirectoryResourceProvider>(SkOSPath::Dirname(path)); |
| 1251 | } |
| 1252 | |
Florin Malita | 6eb85a1 | 2018-04-30 10:32:18 -0400 | [diff] [blame] | 1253 | return Make(jsonStream.get(), res ? *res : *defaultProvider, stats); |
Florin Malita | 4932807 | 2018-01-08 12:51:12 -0500 | [diff] [blame] | 1254 | } |
| 1255 | |
| 1256 | Animation::Animation(const ResourceProvider& resources, |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1257 | SkString version, const SkSize& size, SkScalar fps, const json::ValueRef& json, |
Florin Malita | 6eb85a1 | 2018-04-30 10:32:18 -0400 | [diff] [blame] | 1258 | Stats* stats) |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1259 | : fVersion(std::move(version)) |
| 1260 | , fSize(size) |
| 1261 | , fFrameRate(fps) |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1262 | , fInPoint(json["ip"].toDefault(0.0f)) |
| 1263 | , fOutPoint(SkTMax(json["op"].toDefault(SK_ScalarMax), fInPoint)) { |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1264 | |
| 1265 | AssetMap assets; |
Florin Malita | fa7e9a8 | 2018-05-04 15:10:54 -0400 | [diff] [blame] | 1266 | for (const json::ValueRef asset : json["assets"]) { |
| 1267 | if (asset.isObject()) { |
| 1268 | assets.set(asset["id"].toDefault(SkString()), asset); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1269 | } |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1270 | } |
| 1271 | |
Florin Malita | cca86f3 | 2018-01-29 10:49:49 -0500 | [diff] [blame] | 1272 | sksg::AnimatorList animators; |
Florin Malita | 1022f74 | 2018-02-23 11:10:22 -0500 | [diff] [blame] | 1273 | AttachContext ctx = { resources, assets, fFrameRate, animators }; |
Florin Malita | 35efaa8 | 2018-01-22 12:57:06 -0500 | [diff] [blame] | 1274 | auto root = AttachComposition(json, &ctx); |
| 1275 | |
Florin Malita | 6eb85a1 | 2018-04-30 10:32:18 -0400 | [diff] [blame] | 1276 | stats->fAnimatorCount = animators.size(); |
Florin Malita | 35efaa8 | 2018-01-22 12:57:06 -0500 | [diff] [blame] | 1277 | |
| 1278 | fScene = sksg::Scene::Make(std::move(root), std::move(animators)); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1279 | |
Florin Malita | db38573 | 2018-01-09 12:19:32 -0500 | [diff] [blame] | 1280 | // In case the client calls render before the first tick. |
| 1281 | this->animationTick(0); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1282 | } |
| 1283 | |
| 1284 | Animation::~Animation() = default; |
| 1285 | |
Florin Malita | 35efaa8 | 2018-01-22 12:57:06 -0500 | [diff] [blame] | 1286 | void Animation::setShowInval(bool show) { |
| 1287 | if (fScene) { |
| 1288 | fScene->setShowInval(show); |
| 1289 | } |
| 1290 | } |
| 1291 | |
Mike Reed | 2985987 | 2018-01-08 08:25:27 -0500 | [diff] [blame] | 1292 | void Animation::render(SkCanvas* canvas, const SkRect* dstR) const { |
Florin Malita | 35efaa8 | 2018-01-22 12:57:06 -0500 | [diff] [blame] | 1293 | if (!fScene) |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1294 | return; |
| 1295 | |
Mike Reed | 2985987 | 2018-01-08 08:25:27 -0500 | [diff] [blame] | 1296 | SkAutoCanvasRestore restore(canvas, true); |
| 1297 | const SkRect srcR = SkRect::MakeSize(this->size()); |
| 1298 | if (dstR) { |
| 1299 | canvas->concat(SkMatrix::MakeRectToRect(srcR, *dstR, SkMatrix::kCenter_ScaleToFit)); |
| 1300 | } |
| 1301 | canvas->clipRect(srcR); |
Florin Malita | 35efaa8 | 2018-01-22 12:57:06 -0500 | [diff] [blame] | 1302 | fScene->render(canvas); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1303 | } |
| 1304 | |
| 1305 | void Animation::animationTick(SkMSec ms) { |
Florin Malita | 35efaa8 | 2018-01-22 12:57:06 -0500 | [diff] [blame] | 1306 | if (!fScene) |
| 1307 | return; |
| 1308 | |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1309 | // 't' in the BM model really means 'frame #' |
| 1310 | auto t = static_cast<float>(ms) * fFrameRate / 1000; |
| 1311 | |
| 1312 | t = fInPoint + std::fmod(t, fOutPoint - fInPoint); |
| 1313 | |
Florin Malita | 35efaa8 | 2018-01-22 12:57:06 -0500 | [diff] [blame] | 1314 | fScene->animate(t); |
Florin Malita | 094ccde | 2017-12-30 12:27:00 -0500 | [diff] [blame] | 1315 | } |
| 1316 | |
Florin Malita | 54f65c4 | 2018-01-16 17:04:30 -0500 | [diff] [blame] | 1317 | } // namespace skottie |