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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 android.renderscript;
import java.lang.reflect.Field;
import android.graphics.PixelFormat;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.util.Config;
import android.util.Log;
import android.view.Surface;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
/**
* @hide
*
**/
public class RenderScriptGL extends RenderScript {
private Surface mSurface;
int mWidth;
int mHeight;
public static class SurfaceConfig {
int mDepthMin = 0;
int mDepthPref = 0;
int mStencilMin = 0;
int mStencilPref = 0;
int mColorMin = 8;
int mColorPref = 8;
int mAlphaMin = 0;
int mAlphaPref = 0;
int mSamplesMin = 1;
int mSamplesPref = 1;
float mSamplesQ = 1.f;
public SurfaceConfig() {
}
public SurfaceConfig(SurfaceConfig sc) {
mDepthMin = sc.mDepthMin;
mDepthPref = sc.mDepthPref;
mStencilMin = sc.mStencilMin;
mStencilPref = sc.mStencilPref;
mColorMin = sc.mColorMin;
mColorPref = sc.mColorPref;
mAlphaMin = sc.mAlphaMin;
mAlphaPref = sc.mAlphaPref;
mSamplesMin = sc.mSamplesMin;
mSamplesPref = sc.mSamplesPref;
mSamplesQ = sc.mSamplesQ;
}
private void validateRange(int umin, int upref, int rmin, int rmax) {
if (umin < rmin || umin > rmax) {
throw new RSIllegalArgumentException("Minimum value provided out of range.");
}
if (upref < umin) {
throw new RSIllegalArgumentException("Prefered must be >= Minimum.");
}
}
public void setColor(int minimum, int prefered) {
validateRange(minimum, prefered, 5, 8);
mColorMin = minimum;
mColorPref = prefered;
}
public void setAlpha(int minimum, int prefered) {
validateRange(minimum, prefered, 0, 8);
mAlphaMin = minimum;
mAlphaPref = prefered;
}
public void setDepth(int minimum, int prefered) {
validateRange(minimum, prefered, 0, 24);
mDepthMin = minimum;
mDepthPref = prefered;
}
public void setSamples(int minimum, int prefered, float Q) {
validateRange(minimum, prefered, 0, 24);
if (Q < 0.0f || Q > 1.0f) {
throw new RSIllegalArgumentException("Quality out of 0-1 range.");
}
mSamplesMin = minimum;
mSamplesPref = prefered;
mSamplesQ = Q;
}
};
SurfaceConfig mSurfaceConfig;
public void configureSurface(SurfaceHolder sh) {
if (mSurfaceConfig.mAlphaMin > 1) {
sh.setFormat(PixelFormat.RGBA_8888);
} else {
sh.setFormat(PixelFormat.RGBX_8888);
}
}
public void checkSurface(SurfaceHolder sh) {
}
public RenderScriptGL(SurfaceConfig sc) {
mSurfaceConfig = new SurfaceConfig(sc);
mSurface = null;
mWidth = 0;
mHeight = 0;
mDev = nDeviceCreate();
mContext = nContextCreateGL(mDev, 0,
mSurfaceConfig.mColorMin, mSurfaceConfig.mColorPref,
mSurfaceConfig.mAlphaMin, mSurfaceConfig.mAlphaPref,
mSurfaceConfig.mDepthMin, mSurfaceConfig.mDepthPref,
mSurfaceConfig.mStencilMin, mSurfaceConfig.mStencilPref,
mSurfaceConfig.mSamplesMin, mSurfaceConfig.mSamplesPref,
mSurfaceConfig.mSamplesQ);
if (mContext == 0) {
throw new RSDriverException("Failed to create RS context.");
}
mMessageThread = new MessageThread(this);
mMessageThread.start();
Element.initPredefined(this);
}
public void contextSetSurface(int w, int h, Surface sur) {
mSurface = sur;
mWidth = w;
mHeight = h;
validate();
nContextSetSurface(w, h, mSurface);
}
public int getHeight() {
return mHeight;
}
public int getWidth() {
return mWidth;
}
void pause() {
validate();
nContextPause();
}
void resume() {
validate();
nContextResume();
}
public void contextBindRootScript(Script s) {
validate();
nContextBindRootScript(safeID(s));
}
public void contextBindProgramStore(ProgramStore p) {
validate();
nContextBindProgramStore(safeID(p));
}
public void contextBindProgramFragment(ProgramFragment p) {
validate();
nContextBindProgramFragment(safeID(p));
}
public void contextBindProgramRaster(ProgramRaster p) {
validate();
nContextBindProgramRaster(safeID(p));
}
public void contextBindProgramVertex(ProgramVertex p) {
validate();
nContextBindProgramVertex(safeID(p));
}
}
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