1 /* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_VERTEX_ARRAY_H 18 #define ANDROID_VERTEX_ARRAY_H 19 20 21 #include "rsObjectBase.h" 22 23 // --------------------------------------------------------------------------- 24 namespace android { 25 namespace renderscript { 26 27 class ShaderCache; 28 29 // An element is a group of Components that occupies one cell in a structure. 30 class VertexArray 31 { 32 public: 33 VertexArray(); 34 virtual ~VertexArray(); 35 36 37 class Attrib { 38 public: 39 uint32_t buffer; 40 uint32_t offset; 41 uint32_t type; 42 uint32_t size; 43 uint32_t stride; 44 bool normalized; 45 String8 name; 46 RsDataKind kind; 47 48 Attrib(); 49 void set(const Attrib &); 50 void clear(); 51 }; 52 53 54 void clearAll(); setActiveBuffer(uint32_t id)55 void setActiveBuffer(uint32_t id) {mActiveBuffer = id;} 56 void addUser(const Attrib &, uint32_t stride); 57 void addLegacy(uint32_t type, uint32_t size, uint32_t stride, RsDataKind kind, bool normalized, uint32_t offset); 58 59 void setupGL(const Context *rsc, class VertexArrayState *) const; 60 void setupGL2(const Context *rsc, class VertexArrayState *, ShaderCache *) const; 61 void logAttrib(uint32_t idx, uint32_t slot) const; 62 63 protected: 64 void clear(uint32_t index); 65 uint32_t mActiveBuffer; 66 uint32_t mCount; 67 68 Attrib mAttribs[RS_MAX_ATTRIBS]; 69 }; 70 71 72 class VertexArrayState { 73 public: 74 void init(Context *); 75 76 uint32_t mLastEnableCount; 77 //VertexArray::Attrib mAttribs[VertexArray::_LAST]; 78 }; 79 80 81 } 82 } 83 #endif //ANDROID_LIGHT_H 84 85 86 87