/* * 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 android.content.Context; import android.graphics.SurfaceTexture; import android.view.Surface; import android.view.SurfaceHolder; /** * @hide * @deprecated in API 16 * The Graphics derivitive of RenderScript. Extends the basic context to add a * root script which is the display window for graphical output. When the * system needs to update the display the currently bound root script will be * called. This script is expected to issue the rendering commands to repaint * the screen. * *
*

Developer Guides

*

For more information about creating an application that uses RenderScript, read the * RenderScript developer guide.

*
**/ public class RenderScriptGL extends RenderScript { int mWidth; int mHeight; /** * @deprecated in API 16 * Class which is used to describe a pixel format for a graphical buffer. * This is used to describe the intended format of the display surface. * * The configuration is described by pairs of minimum and preferred bit * depths for each component within the config and additional structural * information. */ 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; /** * @deprecated in API 16 */ public SurfaceConfig() { } /** * @deprecated in API 16 */ 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("preferred must be >= Minimum."); } } /** * @deprecated in API 16 * Set the per-component bit depth for color (red, green, blue). This * configures the surface for an unsigned integer buffer type. * * @param minimum * @param preferred */ public void setColor(int minimum, int preferred) { validateRange(minimum, preferred, 5, 8); mColorMin = minimum; mColorPref = preferred; } /** * @deprecated in API 16 * Set the bit depth for alpha. This configures the surface for * an unsigned integer buffer type. * * @param minimum * @param preferred */ public void setAlpha(int minimum, int preferred) { validateRange(minimum, preferred, 0, 8); mAlphaMin = minimum; mAlphaPref = preferred; } /** * @deprecated in API 16 * Set the bit depth for the depth buffer. This configures the * surface for an unsigned integer buffer type. If a minimum of 0 * is specified then its possible no depth buffer will be * allocated. * * @param minimum * @param preferred */ public void setDepth(int minimum, int preferred) { validateRange(minimum, preferred, 0, 24); mDepthMin = minimum; mDepthPref = preferred; } /** * @deprecated in API 16 * Configure the multisample rendering. * * @param minimum The required number of samples, must be at least 1. * @param preferred The targe number of samples, must be at least * minimum * @param Q The quality of samples, range 0-1. Used to decide between * different formats which have the same number of samples but * different rendering quality. */ public void setSamples(int minimum, int preferred, float Q) { validateRange(minimum, preferred, 1, 32); if (Q < 0.0f || Q > 1.0f) { throw new RSIllegalArgumentException("Quality out of 0-1 range."); } mSamplesMin = minimum; mSamplesPref = preferred; mSamplesQ = Q; } }; SurfaceConfig mSurfaceConfig; /** * @deprecated in API 16 * Construct a new RenderScriptGL context. * * @param ctx The context. * @param sc The desired format of the primary rendering surface. */ public RenderScriptGL(Context ctx, SurfaceConfig sc) { super(ctx); mSurfaceConfig = new SurfaceConfig(sc); int sdkVersion = ctx.getApplicationInfo().targetSdkVersion; mWidth = 0; mHeight = 0; mDev = nDeviceCreate(); int dpi = ctx.getResources().getDisplayMetrics().densityDpi; mContext = nContextCreateGL(mDev, 0, sdkVersion, mSurfaceConfig.mColorMin, mSurfaceConfig.mColorPref, mSurfaceConfig.mAlphaMin, mSurfaceConfig.mAlphaPref, mSurfaceConfig.mDepthMin, mSurfaceConfig.mDepthPref, mSurfaceConfig.mStencilMin, mSurfaceConfig.mStencilPref, mSurfaceConfig.mSamplesMin, mSurfaceConfig.mSamplesPref, mSurfaceConfig.mSamplesQ, dpi); if (mContext == 0) { throw new RSDriverException("Failed to create RS context."); } mMessageThread = new MessageThread(this); mMessageThread.start(); } /** * @deprecated in API 16 * Bind an os surface * * * @param w * @param h * @param sur */ public void setSurface(SurfaceHolder sur, int w, int h) { validate(); Surface s = null; if (sur != null) { s = sur.getSurface(); } mWidth = w; mHeight = h; nContextSetSurface(w, h, s); } /** * @deprecated in API 16 * Bind an os surface * * @param w * @param h * @param sur */ public void setSurfaceTexture(SurfaceTexture sur, int w, int h) { validate(); //android.util.Log.v("rs", "set surface " + sur + " w=" + w + ", h=" + h); Surface s = null; if (sur != null) { s = new Surface(sur); } mWidth = w; mHeight = h; nContextSetSurface(w, h, s); } /** * @deprecated in API 16 * return the height of the last set surface. * * @return int */ public int getHeight() { return mHeight; } /** * @deprecated in API 16 * return the width of the last set surface. * * @return int */ public int getWidth() { return mWidth; } /** * @deprecated in API 16 * Temporarly halt calls to the root rendering script. * */ public void pause() { validate(); nContextPause(); } /** * @deprecated in API 16 * Resume calls to the root rendering script. * */ public void resume() { validate(); nContextResume(); } /** * @deprecated in API 16 * Set the script to handle calls to render the primary surface. * * @param s Graphics script to process rendering requests. */ public void bindRootScript(Script s) { validate(); nContextBindRootScript((int)safeID(s)); } /** * @deprecated in API 16 * Set the default ProgramStore object seen as the parent state by the root * rendering script. * * @param p */ public void bindProgramStore(ProgramStore p) { validate(); nContextBindProgramStore((int)safeID(p)); } /** * @deprecated in API 16 * Set the default ProgramFragment object seen as the parent state by the * root rendering script. * * @param p */ public void bindProgramFragment(ProgramFragment p) { validate(); nContextBindProgramFragment((int)safeID(p)); } /** * @deprecated in API 16 * Set the default ProgramRaster object seen as the parent state by the * root rendering script. * * @param p */ public void bindProgramRaster(ProgramRaster p) { validate(); nContextBindProgramRaster((int)safeID(p)); } /** * @deprecated in API 16 * Set the default ProgramVertex object seen as the parent state by the * root rendering script. * * @param p */ public void bindProgramVertex(ProgramVertex p) { validate(); nContextBindProgramVertex((int)safeID(p)); } }