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106 lines
3.2 KiB
106 lines
3.2 KiB
/* |
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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_MESH_H |
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#define ANDROID_RS_MESH_H |
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#include "rsObjectBase.h" |
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// --------------------------------------------------------------------------- |
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namespace android { |
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namespace renderscript { |
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/***************************************************************************** |
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* CAUTION |
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* |
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* Any layout changes for this class may require a corresponding change to be |
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* made to frameworks/compile/libbcc/lib/ScriptCRT/rs_core.c, which contains |
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* a partial copy of the information below. |
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* |
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*****************************************************************************/ |
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// An element is a group of Components that occupies one cell in a structure. |
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class Mesh : public ObjectBase { |
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public: |
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struct Hal { |
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mutable void *drv; |
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struct State { |
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// Contains vertex data |
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// Position, normal, texcoord, etc could either be strided in one allocation |
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// of provided separetely in multiple ones |
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Allocation **vertexBuffers; |
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uint32_t vertexBuffersCount; |
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// indexBuffers[i] could be nullptr, in which case only primitives[i] is used |
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Allocation **indexBuffers; |
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uint32_t indexBuffersCount; |
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RsPrimitive *primitives; |
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uint32_t primitivesCount; |
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}; |
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State state; |
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}; |
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Hal mHal; |
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explicit Mesh(Context *); |
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Mesh(Context *, uint32_t vertexBuffersCount, uint32_t primitivesCount); |
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~Mesh(); |
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virtual void serialize(Context *rsc, OStream *stream) const; |
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virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_MESH; } |
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static Mesh *createFromStream(Context *rsc, IStream *stream); |
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void init(); |
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void setVertexBuffer(Allocation *vb, uint32_t index) { |
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mVertexBuffers[index].set(vb); |
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mHal.state.vertexBuffers[index] = vb; |
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} |
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void setPrimitive(Allocation *idx, RsPrimitive prim, uint32_t index) { |
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mIndexBuffers[index].set(idx); |
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mHal.state.indexBuffers[index] = idx; |
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mHal.state.primitives[index] = prim; |
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} |
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void render(Context *) const; |
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void renderPrimitive(Context *, uint32_t primIndex) const; |
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void renderPrimitiveRange(Context *, uint32_t primIndex, uint32_t start, uint32_t len) const; |
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void uploadAll(Context *); |
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// Bounding volumes |
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float mBBoxMin[3]; |
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float mBBoxMax[3]; |
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void computeBBox(Context *rsc); |
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protected: |
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ObjectBaseRef<Allocation> *mVertexBuffers; |
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ObjectBaseRef<Allocation> *mIndexBuffers; |
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bool mInitialized; |
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}; |
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class MeshContext { |
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public: |
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MeshContext() { |
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} |
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~MeshContext() { |
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} |
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}; |
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} // namespace renderscript |
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} // namespace android |
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#endif //ANDROID_RS_MESH_H |
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