94 lines
2.4 KiB
C++
94 lines
2.4 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_RS_PROGRAM_FRAGMENT_H
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#define ANDROID_RS_PROGRAM_FRAGMENT_H
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#include "rsProgram.h"
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// ---------------------------------------------------------------------------
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namespace android {
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namespace renderscript {
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class ProgramFragmentState;
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class ProgramFragment : public Program
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{
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public:
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const static uint32_t MAX_TEXTURE = 2;
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ProgramFragment(Element *in, Element *out, bool pointSpriteEnable);
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virtual ~ProgramFragment();
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virtual void setupGL(const Context *, ProgramFragmentState *);
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void bindTexture(uint32_t slot, Allocation *);
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void bindSampler(uint32_t slot, Sampler *);
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void setType(uint32_t slot, const Element *, uint32_t dim);
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void setEnvMode(uint32_t slot, RsTexEnvMode);
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void setTexEnable(uint32_t slot, bool);
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protected:
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// The difference between Textures and Constants is how they are accessed
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// Texture lookups go though a sampler which in effect converts normalized
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// coordinates into type specific. Multiple samples may also be taken
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// and filtered.
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//
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// Constants are strictly accessed by programetic loads.
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ObjectBaseRef<Allocation> mTextures[MAX_TEXTURE];
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ObjectBaseRef<Sampler> mSamplers[MAX_TEXTURE];
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ObjectBaseRef<const Element> mTextureFormats[MAX_TEXTURE];
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uint32_t mTextureDimensions[MAX_TEXTURE];
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// Hacks to create a program for now
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RsTexEnvMode mEnvModes[MAX_TEXTURE];
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uint32_t mTextureEnableMask;
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bool mPointSpriteEnable;
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};
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class ProgramFragmentState
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{
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public:
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ProgramFragmentState();
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~ProgramFragmentState();
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ProgramFragment *mPF;
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void init(Context *rsc, int32_t w, int32_t h);
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ObjectBaseRef<Type> mTextureTypes[ProgramFragment::MAX_TEXTURE];
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ObjectBaseRef<ProgramFragment> mDefault;
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Vector<ProgramFragment *> mPrograms;
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ObjectBaseRef<ProgramFragment> mLast;
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};
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}
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}
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#endif
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