251 lines
7.3 KiB
Java
251 lines
7.3 KiB
Java
/*
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* Copyright (C) 2008 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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package android.renderscript;
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import android.content.res.Resources;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.util.TypedValue;
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/**
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*
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**/
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public class AllocationAdapter extends Allocation {
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AllocationAdapter(int id, RenderScript rs, Allocation alloc) {
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super(id, rs, alloc.mType, alloc.mUsage);
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mAdaptedAllocation = alloc;
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}
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int getID() {
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throw new RSInvalidStateException(
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"This operation is not supported with adapters at this time.");
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}
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/**
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* @hide
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*/
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public void subData(int xoff, FieldPacker fp) {
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super.setFromFieldPacker(xoff, fp);
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}
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/**
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* @hide
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*/
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public void subElementData(int xoff, int component_number, FieldPacker fp) {
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super.setFromFieldPacker(xoff, component_number, fp);
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}
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/**
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* @hide
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*/
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public void subData1D(int off, int count, int[] d) {
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super.copy1DRangeFrom(off, count, d);
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}
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/**
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* @hide
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*/
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public void subData1D(int off, int count, short[] d) {
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super.copy1DRangeFrom(off, count, d);
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}
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/**
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* @hide
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*/
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public void subData1D(int off, int count, byte[] d) {
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super.copy1DRangeFrom(off, count, d);
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}
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/**
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* @hide
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*/
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public void subData1D(int off, int count, float[] d) {
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super.copy1DRangeFrom(off, count, d);
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}
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/**
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* @hide
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*/
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public void subData2D(int xoff, int yoff, int w, int h, int[] d) {
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super.copy2DRangeFrom(xoff, yoff, w, h, d);
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}
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/**
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* @hide
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*/
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public void subData2D(int xoff, int yoff, int w, int h, float[] d) {
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super.copy2DRangeFrom(xoff, yoff, w, h, d);
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}
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/**
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* @hide
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*/
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public void readData(int[] d) {
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super.copyTo(d);
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}
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/**
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* @hide
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*/
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public void readData(float[] d) {
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super.copyTo(d);
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}
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void initLOD(int lod) {
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if (lod < 0) {
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throw new RSIllegalArgumentException("Attempting to set negative lod (" + lod + ").");
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}
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int tx = mAdaptedAllocation.mType.getX();
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int ty = mAdaptedAllocation.mType.getY();
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int tz = mAdaptedAllocation.mType.getZ();
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for (int ct=0; ct < lod; ct++) {
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if ((tx==1) && (ty == 1) && (tz == 1)) {
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throw new RSIllegalArgumentException("Attempting to set lod (" + lod + ") out of range.");
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}
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if (tx > 1) tx >>= 1;
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if (ty > 1) ty >>= 1;
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if (tz > 1) tz >>= 1;
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}
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mCurrentDimX = tx;
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mCurrentDimY = ty;
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mCurrentDimZ = tz;
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mCurrentCount = mCurrentDimX;
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if (mCurrentDimY > 1) {
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mCurrentCount *= mCurrentDimY;
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}
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if (mCurrentDimZ > 1) {
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mCurrentCount *= mCurrentDimZ;
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}
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mSelectedY = 0;
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mSelectedZ = 0;
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}
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/**
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* Set the active LOD. The LOD must be within the range for the
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* type being adapted. The base allocation must have mipmaps.
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*
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* Because this changes the dimensions of the adapter the
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* current Y and Z will be reset.
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*
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* @param lod The LOD to make active.
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*/
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public void setLOD(int lod) {
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if (!mAdaptedAllocation.getType().hasMipmaps()) {
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throw new RSInvalidStateException("Cannot set LOD when the allocation type does not include mipmaps.");
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}
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if (!mConstrainedLOD) {
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throw new RSInvalidStateException("Cannot set LOD when the adapter includes mipmaps.");
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}
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initLOD(lod);
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}
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/**
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* Set the active Face. The base allocation must be of a type
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* that includes faces.
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*
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* @param cf The face to make active.
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*/
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public void setFace(Type.CubemapFace cf) {
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if (!mAdaptedAllocation.getType().hasFaces()) {
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throw new RSInvalidStateException("Cannot set Face when the allocation type does not include faces.");
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}
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if (!mConstrainedFace) {
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throw new RSInvalidStateException("Cannot set LOD when the adapter includes mipmaps.");
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}
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if (cf == null) {
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throw new RSIllegalArgumentException("Cannot set null face.");
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}
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mSelectedFace = cf;
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}
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/**
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* Set the active Y. The y value must be within the range for
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* the allocation being adapted. The base allocation must
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* contain the Y dimension.
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*
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* @param y The y to make active.
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*/
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public void setY(int y) {
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if (mAdaptedAllocation.getType().getY() == 0) {
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throw new RSInvalidStateException("Cannot set Y when the allocation type does not include Y dim.");
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}
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if (mAdaptedAllocation.getType().getY() <= y) {
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throw new RSInvalidStateException("Cannot set Y greater than dimension of allocation.");
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}
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if (!mConstrainedY) {
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throw new RSInvalidStateException("Cannot set Y when the adapter includes Y.");
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}
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mSelectedY = y;
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}
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/**
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* Set the active Z. The z value must be within the range for
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* the allocation being adapted. The base allocation must
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* contain the Z dimension.
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*
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* @param z The z to make active.
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*/
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public void setZ(int z) {
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if (mAdaptedAllocation.getType().getZ() == 0) {
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throw new RSInvalidStateException("Cannot set Z when the allocation type does not include Z dim.");
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}
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if (mAdaptedAllocation.getType().getZ() <= z) {
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throw new RSInvalidStateException("Cannot set Z greater than dimension of allocation.");
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}
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if (!mConstrainedZ) {
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throw new RSInvalidStateException("Cannot set Z when the adapter includes Z.");
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}
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mSelectedZ = z;
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}
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static public AllocationAdapter create1D(RenderScript rs, Allocation a) {
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rs.validate();
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AllocationAdapter aa = new AllocationAdapter(0, rs, a);
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aa.mConstrainedLOD = true;
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aa.mConstrainedFace = true;
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aa.mConstrainedY = true;
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aa.mConstrainedZ = true;
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aa.initLOD(0);
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return aa;
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}
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static public AllocationAdapter create2D(RenderScript rs, Allocation a) {
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android.util.Log.e("rs", "create2d " + a);
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rs.validate();
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AllocationAdapter aa = new AllocationAdapter(0, rs, a);
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aa.mConstrainedLOD = true;
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aa.mConstrainedFace = true;
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aa.mConstrainedY = false;
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aa.mConstrainedZ = true;
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aa.initLOD(0);
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return aa;
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}
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/**
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* Override the Allocation resize. Resizing adapters is not
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* allowed and will throw a RSInvalidStateException.
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*
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* @param dimX ignored.
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*/
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public synchronized void resize(int dimX) {
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throw new RSInvalidStateException("Resize not allowed for Adapters.");
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}
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}
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