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Diffstat (limited to 'graphics/java/android/renderscript/Sampler.java')
-rw-r--r-- | graphics/java/android/renderscript/Sampler.java | 364 |
1 files changed, 0 insertions, 364 deletions
diff --git a/graphics/java/android/renderscript/Sampler.java b/graphics/java/android/renderscript/Sampler.java deleted file mode 100644 index 623055f..0000000 --- a/graphics/java/android/renderscript/Sampler.java +++ /dev/null @@ -1,364 +0,0 @@ -/* - * Copyright (C) 2008 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.renderscript; - - -import java.io.IOException; -import java.io.InputStream; - -import android.content.res.Resources; -import android.os.Bundle; -import android.util.Log; - -import android.graphics.Bitmap; -import android.graphics.BitmapFactory; - -/** - * Sampler object that defines how Allocations can be read as textures within a - * kernel. Samplers are used in conjunction with the {@code rsSample} runtime - * function to return values from normalized coordinates. - * - * Any Allocation used with a Sampler must have been created with {@link - * android.renderscript.Allocation#USAGE_GRAPHICS_TEXTURE}; using a Sampler on - * an {@link android.renderscript.Allocation} that was not created with {@link - * android.renderscript.Allocation#USAGE_GRAPHICS_TEXTURE} is undefined. - **/ -public class Sampler extends BaseObj { - public enum Value { - NEAREST (0), - LINEAR (1), - LINEAR_MIP_LINEAR (2), - LINEAR_MIP_NEAREST (5), - WRAP (3), - CLAMP (4), - MIRRORED_REPEAT (6); - - int mID; - Value(int id) { - mID = id; - } - } - - Value mMin; - Value mMag; - Value mWrapS; - Value mWrapT; - Value mWrapR; - float mAniso; - - Sampler(int id, RenderScript rs) { - super(id, rs); - } - - /** - * @return minification setting for the sampler - */ - public Value getMinification() { - return mMin; - } - - /** - * @return magnification setting for the sampler - */ - public Value getMagnification() { - return mMag; - } - - /** - * @return S wrapping mode for the sampler - */ - public Value getWrapS() { - return mWrapS; - } - - /** - * @return T wrapping mode for the sampler - */ - public Value getWrapT() { - return mWrapT; - } - - /** - * @return anisotropy setting for the sampler - */ - public float getAnisotropy() { - return mAniso; - } - - /** - * Retrieve a sampler with min and mag set to nearest and wrap modes set to - * clamp. - * - * @param rs Context to which the sampler will belong. - * - * @return Sampler - */ - public static Sampler CLAMP_NEAREST(RenderScript rs) { - if(rs.mSampler_CLAMP_NEAREST == null) { - Builder b = new Builder(rs); - b.setMinification(Value.NEAREST); - b.setMagnification(Value.NEAREST); - b.setWrapS(Value.CLAMP); - b.setWrapT(Value.CLAMP); - rs.mSampler_CLAMP_NEAREST = b.create(); - } - return rs.mSampler_CLAMP_NEAREST; - } - - /** - * Retrieve a sampler with min and mag set to linear and wrap modes set to - * clamp. - * - * @param rs Context to which the sampler will belong. - * - * @return Sampler - */ - public static Sampler CLAMP_LINEAR(RenderScript rs) { - if(rs.mSampler_CLAMP_LINEAR == null) { - Builder b = new Builder(rs); - b.setMinification(Value.LINEAR); - b.setMagnification(Value.LINEAR); - b.setWrapS(Value.CLAMP); - b.setWrapT(Value.CLAMP); - rs.mSampler_CLAMP_LINEAR = b.create(); - } - return rs.mSampler_CLAMP_LINEAR; - } - - /** - * Retrieve a sampler with mag set to linear, min linear mipmap linear, and - * wrap modes set to clamp. - * - * @param rs Context to which the sampler will belong. - * - * @return Sampler - */ - public static Sampler CLAMP_LINEAR_MIP_LINEAR(RenderScript rs) { - if(rs.mSampler_CLAMP_LINEAR_MIP_LINEAR == null) { - Builder b = new Builder(rs); - b.setMinification(Value.LINEAR_MIP_LINEAR); - b.setMagnification(Value.LINEAR); - b.setWrapS(Value.CLAMP); - b.setWrapT(Value.CLAMP); - rs.mSampler_CLAMP_LINEAR_MIP_LINEAR = b.create(); - } - return rs.mSampler_CLAMP_LINEAR_MIP_LINEAR; - } - - /** - * Retrieve a sampler with min and mag set to nearest and wrap modes set to - * wrap. - * - * @param rs Context to which the sampler will belong. - * - * @return Sampler - */ - public static Sampler WRAP_NEAREST(RenderScript rs) { - if(rs.mSampler_WRAP_NEAREST == null) { - Builder b = new Builder(rs); - b.setMinification(Value.NEAREST); - b.setMagnification(Value.NEAREST); - b.setWrapS(Value.WRAP); - b.setWrapT(Value.WRAP); - rs.mSampler_WRAP_NEAREST = b.create(); - } - return rs.mSampler_WRAP_NEAREST; - } - - /** - * Retrieve a sampler with min and mag set to linear and wrap modes set to - * wrap. - * - * @param rs Context to which the sampler will belong. - * - * @return Sampler - */ - public static Sampler WRAP_LINEAR(RenderScript rs) { - if(rs.mSampler_WRAP_LINEAR == null) { - Builder b = new Builder(rs); - b.setMinification(Value.LINEAR); - b.setMagnification(Value.LINEAR); - b.setWrapS(Value.WRAP); - b.setWrapT(Value.WRAP); - rs.mSampler_WRAP_LINEAR = b.create(); - } - return rs.mSampler_WRAP_LINEAR; - } - - /** - * Retrieve a sampler with mag set to linear, min linear mipmap linear, and - * wrap modes set to wrap. - * - * @param rs Context to which the sampler will belong. - * - * @return Sampler - */ - public static Sampler WRAP_LINEAR_MIP_LINEAR(RenderScript rs) { - if(rs.mSampler_WRAP_LINEAR_MIP_LINEAR == null) { - Builder b = new Builder(rs); - b.setMinification(Value.LINEAR_MIP_LINEAR); - b.setMagnification(Value.LINEAR); - b.setWrapS(Value.WRAP); - b.setWrapT(Value.WRAP); - rs.mSampler_WRAP_LINEAR_MIP_LINEAR = b.create(); - } - return rs.mSampler_WRAP_LINEAR_MIP_LINEAR; - } - - /** - * Retrieve a sampler with min and mag set to nearest and wrap modes set to - * mirrored repeat. - * - * @param rs Context to which the sampler will belong. - * - * @return Sampler - */ - public static Sampler MIRRORED_REPEAT_NEAREST(RenderScript rs) { - if(rs.mSampler_MIRRORED_REPEAT_NEAREST == null) { - Builder b = new Builder(rs); - b.setMinification(Value.NEAREST); - b.setMagnification(Value.NEAREST); - b.setWrapS(Value.MIRRORED_REPEAT); - b.setWrapT(Value.MIRRORED_REPEAT); - rs.mSampler_MIRRORED_REPEAT_NEAREST = b.create(); - } - return rs.mSampler_MIRRORED_REPEAT_NEAREST; - } - - /** - * Retrieve a sampler with min and mag set to linear and wrap modes set to - * mirrored repeat. - * - * @param rs Context to which the sampler will belong. - * - * @return Sampler - */ - public static Sampler MIRRORED_REPEAT_LINEAR(RenderScript rs) { - if(rs.mSampler_MIRRORED_REPEAT_LINEAR == null) { - Builder b = new Builder(rs); - b.setMinification(Value.LINEAR); - b.setMagnification(Value.LINEAR); - b.setWrapS(Value.MIRRORED_REPEAT); - b.setWrapT(Value.MIRRORED_REPEAT); - rs.mSampler_MIRRORED_REPEAT_LINEAR = b.create(); - } - return rs.mSampler_MIRRORED_REPEAT_LINEAR; - } - - /** - * Retrieve a sampler with min and mag set to linear and wrap modes set to - * mirrored repeat. - * - * @param rs Context to which the sampler will belong. - * - * @return Sampler - */ - public static Sampler MIRRORED_REPEAT_LINEAR_MIP_LINEAR(RenderScript rs) { - if(rs.mSampler_MIRRORED_REPEAT_LINEAR_MIP_LINEAR == null) { - Builder b = new Builder(rs); - b.setMinification(Value.LINEAR_MIP_LINEAR); - b.setMagnification(Value.LINEAR); - b.setWrapS(Value.MIRRORED_REPEAT); - b.setWrapT(Value.MIRRORED_REPEAT); - rs.mSampler_MIRRORED_REPEAT_LINEAR_MIP_LINEAR = b.create(); - } - return rs.mSampler_MIRRORED_REPEAT_LINEAR_MIP_LINEAR; - } - - /** - * Builder for creating non-standard samplers. This is only necessary if - * a Sampler with different min and mag modes is desired. - */ - public static class Builder { - RenderScript mRS; - Value mMin; - Value mMag; - Value mWrapS; - Value mWrapT; - Value mWrapR; - float mAniso; - - public Builder(RenderScript rs) { - mRS = rs; - mMin = Value.NEAREST; - mMag = Value.NEAREST; - mWrapS = Value.WRAP; - mWrapT = Value.WRAP; - mWrapR = Value.WRAP; - mAniso = 1.0f; - } - - public void setMinification(Value v) { - if (v == Value.NEAREST || - v == Value.LINEAR || - v == Value.LINEAR_MIP_LINEAR || - v == Value.LINEAR_MIP_NEAREST) { - mMin = v; - } else { - throw new IllegalArgumentException("Invalid value"); - } - } - - public void setMagnification(Value v) { - if (v == Value.NEAREST || v == Value.LINEAR) { - mMag = v; - } else { - throw new IllegalArgumentException("Invalid value"); - } - } - - public void setWrapS(Value v) { - if (v == Value.WRAP || v == Value.CLAMP || v == Value.MIRRORED_REPEAT) { - mWrapS = v; - } else { - throw new IllegalArgumentException("Invalid value"); - } - } - - public void setWrapT(Value v) { - if (v == Value.WRAP || v == Value.CLAMP || v == Value.MIRRORED_REPEAT) { - mWrapT = v; - } else { - throw new IllegalArgumentException("Invalid value"); - } - } - - public void setAnisotropy(float v) { - if(v >= 0.0f) { - mAniso = v; - } else { - throw new IllegalArgumentException("Invalid value"); - } - } - - public Sampler create() { - mRS.validate(); - int id = mRS.nSamplerCreate(mMag.mID, mMin.mID, - mWrapS.mID, mWrapT.mID, mWrapR.mID, mAniso); - Sampler sampler = new Sampler(id, mRS); - sampler.mMin = mMin; - sampler.mMag = mMag; - sampler.mWrapS = mWrapS; - sampler.mWrapT = mWrapT; - sampler.mWrapR = mWrapR; - sampler.mAniso = mAniso; - return sampler; - } - } - -} - |