70 lines
1.6 KiB
C++
70 lines
1.6 KiB
C++
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_RS_PATH_H
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#define ANDROID_RS_PATH_H
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#include "rs.h"
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// ---------------------------------------------------------------------------
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namespace android {
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namespace renderscript {
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class Path : public ObjectBase {
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public:
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struct {
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mutable void * drv;
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struct State {
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RsPathPrimitive primitive;
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float quality;
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};
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State state;
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} mHal;
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Path(Context *);
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Path(Context *, uint32_t vertexBuffersCount, uint32_t primitivesCount);
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Path(Context *, RsPathPrimitive pp, bool isStatic, Allocation *vtx, Allocation *loop, float q);
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~Path();
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void render(Context *);
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virtual void serialize(OStream *stream) const;
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virtual RsA3DClassID getClassId() const;
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private:
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typedef struct {
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float x[4];
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float y[4];
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} BezierSegment_t;
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bool subdivideCheck(const BezierSegment_t *s, float u1, float u2);
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void rasterize(const BezierSegment_t *s, uint32_t num, Allocation *alloc);
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};
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}
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}
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#endif //ANDROID_RS_PATH_H
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