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/*
* 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 com.android.film;
import java.io.Writer;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.util.Log;
import android.renderscript.*;
public class FilmRS {
class StripPosition {
public float translate;
public float rotate;
public float focus;
public int triangleOffsetCount;
}
StripPosition mPos = new StripPosition();
private final int STATE_LAST_FOCUS = 1;
public FilmRS() {
}
public void init(RenderScript rs, Resources res, int width, int height) {
mRS = rs;
mRes = res;
initRS();
}
public void setFilmStripPosition(int x, int y)
{
if (x < 50) {
x = 50;
}
if (x > 270) {
x = 270;
}
float anim = ((float)x-50) / 270.f;
mPos.translate = 2f * anim + 0.5f; // translation
mPos.rotate = (anim * 40); // rotation
mPos.focus = ((float)y) / 16.f - 10.f; // focusPos
mPos.triangleOffsetCount = mFSM.mTriangleOffsetsCount;
mAllocPos.data(mPos);
}
private Resources mRes;
private RenderScript mRS;
private Script mScriptStrip;
private Script mScriptImage;
private Sampler mSampler;
private ProgramStore mPSBackground;
private ProgramStore mPSImages;
private ProgramFragment mPFBackground;
private ProgramFragment mPFImages;
private ProgramVertex mPVBackground;
private ProgramVertex mPVImages;
private ProgramVertex.MatrixAllocation mPVA;
private Type mStripPositionType;
private Allocation mImages[];
private Allocation mAllocIDs;
private Allocation mAllocPos;
private Allocation mAllocState;
private Allocation mAllocPV;
private Allocation mAllocOffsetsTex;
private Allocation mAllocOffsets;
private SimpleMesh mMesh;
private Light mLight;
private FilmStripMesh mFSM;
private int[] mBufferIDs;
private float[] mBufferPos = new float[3];
private int[] mBufferState;
private void initPFS() {
ProgramStore.Builder b = new ProgramStore.Builder(mRS, null, null);
b.setDepthFunc(ProgramStore.DepthFunc.LESS);
b.setDitherEnable(true);
b.setDepthMask(true);
mPSBackground = b.create();
mPSBackground.setName("PSBackground");
b.setDepthFunc(ProgramStore.DepthFunc.EQUAL);
b.setDitherEnable(false);
b.setDepthMask(false);
b.setBlendFunc(ProgramStore.BlendSrcFunc.ONE,
ProgramStore.BlendDstFunc.ONE);
mPSImages = b.create();
mPSImages.setName("PSImages");
}
private void initPF() {
Sampler.Builder bs = new Sampler.Builder(mRS);
bs.setMin(Sampler.Value.LINEAR);//_MIP_LINEAR);
bs.setMag(Sampler.Value.LINEAR);
bs.setWrapS(Sampler.Value.CLAMP);
bs.setWrapT(Sampler.Value.WRAP);
mSampler = bs.create();
ProgramFragment.Builder b = new ProgramFragment.Builder(mRS);
mPFBackground = b.create();
mPFBackground.setName("PFBackground");
b = new ProgramFragment.Builder(mRS);
b.setTexture(ProgramFragment.Builder.EnvMode.REPLACE,
ProgramFragment.Builder.Format.RGBA, 0);
mPFImages = b.create();
mPFImages.bindSampler(mSampler, 0);
mPFImages.setName("PFImages");
}
private void initPV() {
mLight = (new Light.Builder(mRS)).create();
mLight.setPosition(0, -0.5f, -1.0f);
ProgramVertex.Builder pvb = new ProgramVertex.Builder(mRS, null, null);
//pvb.addLight(mLight);
mPVBackground = pvb.create();
mPVBackground.setName("PVBackground");
pvb = new ProgramVertex.Builder(mRS, null, null);
pvb.setTextureMatrixEnable(true);
mPVImages = pvb.create();
mPVImages.setName("PVImages");
}
private void loadImages() {
mBufferIDs = new int[13];
mImages = new Allocation[13];
mAllocIDs = Allocation.createSized(mRS,
Element.USER_F32(mRS), mBufferIDs.length);
Element ie = Element.RGB_565(mRS);
mImages[0] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p01, ie, true);
mImages[1] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p02, ie, true);
mImages[2] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p03, ie, true);
mImages[3] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p04, ie, true);
mImages[4] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p05, ie, true);
mImages[5] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p06, ie, true);
mImages[6] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p07, ie, true);
mImages[7] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p08, ie, true);
mImages[8] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p09, ie, true);
mImages[9] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p10, ie, true);
mImages[10] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p11, ie, true);
mImages[11] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p12, ie, true);
mImages[12] = Allocation.createFromBitmapResourceBoxed(mRS, mRes, R.drawable.p13, ie, true);
int black[] = new int[1024];
for(int ct=0; ct < mImages.length; ct++) {
Allocation.Adapter2D a = mImages[ct].createAdapter2D();
int size = 512;
int mip = 0;
while(size >= 2) {
a.subData(0, 0, 2, size, black);
a.subData(size-2, 0, 2, size, black);
a.subData(0, 0, size, 2, black);
a.subData(0, size-2, size, 2, black);
size >>= 1;
mip++;
a.setConstraint(Dimension.LOD, mip);
}
mImages[ct].uploadToTexture(1);
mBufferIDs[ct] = mImages[ct].getID();
}
mAllocIDs.data(mBufferIDs);
}
private void initState()
{
mBufferState = new int[10];
mAllocState = Allocation.createSized(mRS,
Element.USER_F32(mRS), mBufferState.length);
mBufferState[STATE_LAST_FOCUS] = -1;
mAllocState.data(mBufferState);
}
private void initRS() {
mFSM = new FilmStripMesh();
mMesh = mFSM.init(mRS);
mMesh.setName("mesh");
initPFS();
initPF();
initPV();
Log.e("rs", "Done loading named");
mStripPositionType = Type.createFromClass(mRS, StripPosition.class, 1);
ScriptC.Builder sb = new ScriptC.Builder(mRS);
sb.setScript(mRes, R.raw.filmstrip);
sb.setRoot(true);
sb.setType(mStripPositionType, "Pos", 1);
mScriptStrip = sb.create();
mScriptStrip.setClearColor(0.0f, 0.0f, 0.0f, 1.0f);
mAllocPos = Allocation.createTyped(mRS, mStripPositionType);
loadImages();
initState();
mPVA = new ProgramVertex.MatrixAllocation(mRS);
mPVBackground.bindAllocation(mPVA);
mPVImages.bindAllocation(mPVA);
mPVA.setupProjectionNormalized(320, 480);
mScriptStrip.bindAllocation(mAllocIDs, 0);
mScriptStrip.bindAllocation(mAllocPos, 1);
mScriptStrip.bindAllocation(mAllocState, 2);
mScriptStrip.bindAllocation(mPVA.mAlloc, 3);
mAllocOffsets = Allocation.createSized(mRS,
Element.USER_I32(mRS), mFSM.mTriangleOffsets.length);
mAllocOffsets.data(mFSM.mTriangleOffsets);
mScriptStrip.bindAllocation(mAllocOffsets, 4);
mAllocOffsetsTex = Allocation.createSized(mRS,
Element.USER_F32(mRS), mFSM.mTriangleOffsetsTex.length);
mAllocOffsetsTex.data(mFSM.mTriangleOffsetsTex);
mScriptStrip.bindAllocation(mAllocOffsetsTex, 5);
setFilmStripPosition(0, 0);
mRS.contextBindRootScript(mScriptStrip);
}
}
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