1 /* 2 * Copyright (C) 2011-2012 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_RSD_SHADER_CACHE_H 18 #define ANDROID_RSD_SHADER_CACHE_H 19 20 namespace android { 21 namespace renderscript { 22 23 class Context; 24 25 } 26 } 27 28 #if !defined(RS_SERVER) && !defined(RS_COMPATIBILITY_LIB) 29 #include <utils/String8.h> 30 #include <utils/Vector.h> 31 #else 32 #include "rsUtils.h" 33 #endif 34 class RsdShader; 35 36 // --------------------------------------------------------------------------- 37 38 // An element is a group of Components that occupies one cell in a structure. 39 class RsdShaderCache { 40 public: 41 RsdShaderCache(); 42 virtual ~RsdShaderCache(); 43 setActiveVertex(RsdShader * pv)44 void setActiveVertex(RsdShader *pv) { 45 mVertexDirty = true; 46 mVertex = pv; 47 } 48 setActiveFragment(RsdShader * pf)49 void setActiveFragment(RsdShader *pf) { 50 mFragmentDirty = true; 51 mFragment = pf; 52 } 53 54 bool setup(const android::renderscript::Context *rsc); 55 56 void cleanupVertex(RsdShader *s); 57 void cleanupFragment(RsdShader *s); 58 59 void cleanupAll(); 60 61 int32_t vtxAttribSlot(const android::String8 &attrName) const; vtxUniformSlot(uint32_t a)62 int32_t vtxUniformSlot(uint32_t a) const {return mCurrent->vtxUniforms[a].slot;} vtxUniformSize(uint32_t a)63 uint32_t vtxUniformSize(uint32_t a) const {return mCurrent->vtxUniforms[a].arraySize;} fragUniformSlot(uint32_t a)64 int32_t fragUniformSlot(uint32_t a) const {return mCurrent->fragUniforms[a].slot;} fragUniformSize(uint32_t a)65 uint32_t fragUniformSize(uint32_t a) const {return mCurrent->fragUniforms[a].arraySize;} 66 67 protected: 68 bool link(const android::renderscript::Context *rsc); 69 bool mFragmentDirty; 70 bool mVertexDirty; 71 RsdShader *mVertex; 72 RsdShader *mFragment; 73 74 struct UniformQueryData { 75 char *name; 76 uint32_t nameLength; 77 int32_t writtenLength; 78 int32_t arraySize; 79 uint32_t type; UniformQueryDataUniformQueryData80 UniformQueryData(uint32_t maxName) { 81 name = NULL; 82 nameLength = maxName; 83 if (nameLength > 0 ) { 84 name = new char[nameLength]; 85 } 86 } ~UniformQueryDataUniformQueryData87 ~UniformQueryData() { 88 if (name != NULL) { 89 delete[] name; 90 name = NULL; 91 } 92 } 93 }; 94 struct UniformData { 95 int32_t slot; 96 uint32_t arraySize; 97 }; 98 struct AttrData { 99 int32_t slot; 100 const char* name; 101 }; 102 struct ProgramEntry { ProgramEntryProgramEntry103 ProgramEntry(uint32_t numVtxAttr, uint32_t numVtxUnis, 104 uint32_t numFragUnis) : vtx(0), frag(0), program(0), vtxAttrCount(0), 105 vtxAttrs(0), vtxUniforms(0), fragUniforms(0), 106 fragUniformIsSTO(0) { 107 vtxAttrCount = numVtxAttr; 108 if (numVtxAttr) { 109 vtxAttrs = new AttrData[numVtxAttr]; 110 } 111 if (numVtxUnis) { 112 vtxUniforms = new UniformData[numVtxUnis]; 113 } 114 if (numFragUnis) { 115 fragUniforms = new UniformData[numFragUnis]; 116 fragUniformIsSTO = new bool[numFragUnis]; 117 } 118 } ~ProgramEntryProgramEntry119 ~ProgramEntry() { 120 if (vtxAttrs) { 121 delete[] vtxAttrs; 122 vtxAttrs = NULL; 123 } 124 if (vtxUniforms) { 125 delete[] vtxUniforms; 126 vtxUniforms = NULL; 127 } 128 if (fragUniforms) { 129 delete[] fragUniforms; 130 fragUniforms = NULL; 131 } 132 if (fragUniformIsSTO) { 133 delete[] fragUniformIsSTO; 134 fragUniformIsSTO = NULL; 135 } 136 } 137 uint32_t vtx; 138 uint32_t frag; 139 uint32_t program; 140 uint32_t vtxAttrCount; 141 AttrData *vtxAttrs; 142 UniformData *vtxUniforms; 143 UniformData *fragUniforms; 144 bool *fragUniformIsSTO; 145 }; 146 android::Vector<ProgramEntry*> mEntries; 147 ProgramEntry *mCurrent; 148 149 bool hasArrayUniforms(RsdShader *vtx, RsdShader *frag); 150 void populateUniformData(RsdShader *prog, uint32_t linkedID, UniformData *data); 151 void updateUniformArrayData(const android::renderscript::Context *rsc, 152 RsdShader *prog, uint32_t linkedID, 153 UniformData *data, const char* logTag, 154 UniformQueryData **uniformList, uint32_t uniListSize); 155 }; 156 157 158 #endif //ANDROID_RSD_SHADER_CACHE_H 159 160 161 162 163