initial commit, 4.5 stable

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

@@ -0,0 +1,129 @@
+/*
+ * Copyright (c) 2020 - 2024 the ThorVG project. All rights reserved.
+
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "tvgSwCommon.h"
+
+
+/************************************************************************/
+/* Internal Class Implementation                                        */
+/************************************************************************/
+
+
+/************************************************************************/
+/* External Class Implementation                                        */
+/************************************************************************/
+
+SwOutline* mpoolReqOutline(SwMpool* mpool, unsigned idx)
+{
+    return &mpool->outline[idx];
+}
+
+
+void mpoolRetOutline(SwMpool* mpool, unsigned idx)
+{
+    mpool->outline[idx].pts.clear();
+    mpool->outline[idx].cntrs.clear();
+    mpool->outline[idx].types.clear();
+    mpool->outline[idx].closed.clear();
+}
+
+
+SwOutline* mpoolReqStrokeOutline(SwMpool* mpool, unsigned idx)
+{
+    return &mpool->strokeOutline[idx];
+}
+
+
+void mpoolRetStrokeOutline(SwMpool* mpool, unsigned idx)
+{
+    mpool->strokeOutline[idx].pts.clear();
+    mpool->strokeOutline[idx].cntrs.clear();
+    mpool->strokeOutline[idx].types.clear();
+    mpool->strokeOutline[idx].closed.clear();
+}
+
+
+SwOutline* mpoolReqDashOutline(SwMpool* mpool, unsigned idx)
+{
+    return &mpool->dashOutline[idx];
+}
+
+
+void mpoolRetDashOutline(SwMpool* mpool, unsigned idx)
+{
+    mpool->dashOutline[idx].pts.clear();
+    mpool->dashOutline[idx].cntrs.clear();
+    mpool->dashOutline[idx].types.clear();
+    mpool->dashOutline[idx].closed.clear();
+}
+
+
+SwMpool* mpoolInit(uint32_t threads)
+{
+    auto allocSize = threads + 1;
+
+    auto mpool = static_cast<SwMpool*>(calloc(1, sizeof(SwMpool)));
+    mpool->outline = static_cast<SwOutline*>(calloc(1, sizeof(SwOutline) * allocSize));
+    mpool->strokeOutline = static_cast<SwOutline*>(calloc(1, sizeof(SwOutline) * allocSize));
+    mpool->dashOutline = static_cast<SwOutline*>(calloc(1, sizeof(SwOutline) * allocSize));
+    mpool->allocSize = allocSize;
+
+    return mpool;
+}
+
+
+bool mpoolClear(SwMpool* mpool)
+{
+    for (unsigned i = 0; i < mpool->allocSize; ++i) {
+        mpool->outline[i].pts.reset();
+        mpool->outline[i].cntrs.reset();
+        mpool->outline[i].types.reset();
+        mpool->outline[i].closed.reset();
+
+        mpool->strokeOutline[i].pts.reset();
+        mpool->strokeOutline[i].cntrs.reset();
+        mpool->strokeOutline[i].types.reset();
+        mpool->strokeOutline[i].closed.reset();
+
+        mpool->dashOutline[i].pts.reset();
+        mpool->dashOutline[i].cntrs.reset();
+        mpool->dashOutline[i].types.reset();
+        mpool->dashOutline[i].closed.reset();
+    }
+
+    return true;
+}
+
+
+bool mpoolTerm(SwMpool* mpool)
+{
+    if (!mpool) return false;
+
+    mpoolClear(mpool);
+
+    free(mpool->outline);
+    free(mpool->strokeOutline);
+    free(mpool->dashOutline);
+    free(mpool);
+
+    return true;
+}