133 lines
3.9 KiB
C++
133 lines
3.9 KiB
C++
/*
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* Copyright (C) 2009 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_SHADER_CACHE_H
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#define ANDROID_SHADER_CACHE_H
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#include "rsObjectBase.h"
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#include "rsVertexArray.h"
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// ---------------------------------------------------------------------------
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namespace android {
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namespace renderscript {
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// An element is a group of Components that occupies one cell in a structure.
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class ShaderCache {
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public:
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ShaderCache();
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virtual ~ShaderCache();
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bool lookup(Context *rsc, ProgramVertex *, ProgramFragment *);
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void cleanupVertex(uint32_t id);
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void cleanupFragment(uint32_t id);
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void cleanupAll();
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int32_t vtxAttribSlot(const String8 &attrName) const;
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int32_t vtxUniformSlot(uint32_t a) const {return mCurrent->vtxUniforms[a].slot;}
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uint32_t vtxUniformSize(uint32_t a) const {return mCurrent->vtxUniforms[a].arraySize;}
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int32_t fragUniformSlot(uint32_t a) const {return mCurrent->fragUniforms[a].slot;}
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uint32_t fragUniformSize(uint32_t a) const {return mCurrent->fragUniforms[a].arraySize;}
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protected:
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struct UniformQueryData {
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char *name;
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uint32_t nameLength;
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int32_t writtenLength;
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int32_t arraySize;
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uint32_t type;
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UniformQueryData(uint32_t maxName) {
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name = NULL;
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nameLength = maxName;
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if (nameLength > 0 ) {
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name = new char[nameLength];
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}
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}
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~UniformQueryData() {
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if (name != NULL) {
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delete[] name;
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name = NULL;
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}
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}
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};
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struct UniformData {
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int32_t slot;
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uint32_t arraySize;
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};
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struct AttrData {
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int32_t slot;
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const char* name;
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};
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struct ProgramEntry {
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ProgramEntry(uint32_t numVtxAttr, uint32_t numVtxUnis,
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uint32_t numFragUnis) : vtx(0), frag(0), program(0), vtxAttrCount(0),
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vtxAttrs(0), vtxUniforms(0), fragUniforms(0) {
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vtxAttrCount = numVtxAttr;
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if (numVtxAttr) {
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vtxAttrs = new AttrData[numVtxAttr];
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}
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if (numVtxUnis) {
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vtxUniforms = new UniformData[numVtxUnis];
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}
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if (numFragUnis) {
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fragUniforms = new UniformData[numFragUnis];
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}
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}
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~ProgramEntry() {
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if (vtxAttrs) {
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delete[] vtxAttrs;
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vtxAttrs = NULL;
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}
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if (vtxUniforms) {
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delete[] vtxUniforms;
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vtxUniforms = NULL;
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}
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if (fragUniforms) {
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delete[] fragUniforms;
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fragUniforms = NULL;
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}
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}
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uint32_t vtx;
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uint32_t frag;
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uint32_t program;
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uint32_t vtxAttrCount;
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AttrData *vtxAttrs;
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UniformData *vtxUniforms;
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UniformData *fragUniforms;
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};
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Vector<ProgramEntry*> mEntries;
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ProgramEntry *mCurrent;
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bool hasArrayUniforms(ProgramVertex *vtx, ProgramFragment *frag);
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void populateUniformData(Program *prog, uint32_t linkedID, UniformData *data);
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void updateUniformArrayData(Context *rsc, Program *prog, uint32_t linkedID,
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UniformData *data, const char* logTag,
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UniformQueryData **uniformList, uint32_t uniListSize);
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};
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}
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}
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#endif //ANDROID_SHADER_CACHE_H
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