RenderScript.java revision 3bc47d438171dce294e816366d53bc9eca772c5b 
1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package android.renderscript;
18
19import java.lang.reflect.Field;
20
21import android.graphics.Bitmap;
22import android.graphics.BitmapFactory;
23import android.util.Config;
24import android.util.Log;
25import android.view.Surface;
26
27
28/**
29 * @hide
30 *
31 **/
32public class RenderScript {
33    static final String LOG_TAG = "RenderScript_jni";
34    private static final boolean DEBUG  = false;
35    @SuppressWarnings({"UnusedDeclaration", "deprecation"})
36    private static final boolean LOG_ENABLED = DEBUG ? Config.LOGD : Config.LOGV;
37    int mWidth;
38    int mHeight;
39
40
41
42     /*
43     * We use a class initializer to allow the native code to cache some
44     * field offsets.
45     */
46    @SuppressWarnings({"FieldCanBeLocal", "UnusedDeclaration"})
47    private static boolean sInitialized;
48    native private static void _nInit();
49
50
51    static {
52        sInitialized = false;
53        try {
54            System.loadLibrary("rs_jni");
55            _nInit();
56            sInitialized = true;
57        } catch (UnsatisfiedLinkError e) {
58            Log.d(LOG_TAG, "RenderScript JNI library not found!");
59        }
60    }
61
62    native void nInitElements(int a8, int rgba4444, int rgba8888, int rgb565);
63
64    native int  nDeviceCreate();
65    native void nDeviceDestroy(int dev);
66    native void nDeviceSetConfig(int dev, int param, int value);
67    native int  nContextCreate(int dev, int ver, boolean useDepth);
68    native void nContextDestroy(int con);
69    native void nContextSetSurface(int w, int h, Surface sur);
70
71    native void nContextBindRootScript(int script);
72    native void nContextBindSampler(int sampler, int slot);
73    native void nContextBindProgramFragmentStore(int pfs);
74    native void nContextBindProgramFragment(int pf);
75    native void nContextBindProgramVertex(int pf);
76    native void nContextBindProgramRaster(int pr);
77    native void nContextAddDefineI32(String name, int value);
78    native void nContextAddDefineF(String name, float value);
79    native void nContextPause();
80    native void nContextResume();
81    native int nContextGetMessage(int[] data, boolean wait);
82    native void nContextInitToClient();
83    native void nContextDeinitToClient();
84
85    native void nAssignName(int obj, byte[] name);
86    native void nObjDestroy(int id);
87    native void nObjDestroyOOB(int id);
88    native int  nFileOpen(byte[] name);
89
90    native void nElementBegin();
91    native void nElementAdd(int kind, int type, boolean norm, int bits, String s);
92    native int  nElementCreate();
93
94    native void nTypeBegin(int elementID);
95    native void nTypeAdd(int dim, int val);
96    native int  nTypeCreate();
97    native void nTypeFinalDestroy(Type t);
98    native void nTypeSetupFields(Type t, int[] types, int[] bits, Field[] IDs);
99
100    native int  nAllocationCreateTyped(int type);
101    native int  nAllocationCreateFromBitmap(int dstFmt, boolean genMips, Bitmap bmp);
102    native int  nAllocationCreateFromBitmapBoxed(int dstFmt, boolean genMips, Bitmap bmp);
103    native int  nAllocationCreateFromAssetStream(int dstFmt, boolean genMips, int assetStream);
104
105    native void nAllocationUploadToTexture(int alloc, int baseMioLevel);
106    native void nAllocationUploadToBufferObject(int alloc);
107
108    native void nAllocationSubData1D(int id, int off, int count, int[] d, int sizeBytes);
109    native void nAllocationSubData1D(int id, int off, int count, short[] d, int sizeBytes);
110    native void nAllocationSubData1D(int id, int off, int count, byte[] d, int sizeBytes);
111    native void nAllocationSubData1D(int id, int off, int count, float[] d, int sizeBytes);
112
113    native void nAllocationSubData2D(int id, int xoff, int yoff, int w, int h, int[] d, int sizeBytes);
114    native void nAllocationSubData2D(int id, int xoff, int yoff, int w, int h, float[] d, int sizeBytes);
115    native void nAllocationRead(int id, int[] d);
116    native void nAllocationRead(int id, float[] d);
117    native void nAllocationSubDataFromObject(int id, Type t, int offset, Object o);
118    native void nAllocationSubReadFromObject(int id, Type t, int offset, Object o);
119
120    native void nAdapter1DBindAllocation(int ad, int alloc);
121    native void nAdapter1DSetConstraint(int ad, int dim, int value);
122    native void nAdapter1DData(int ad, int[] d);
123    native void nAdapter1DData(int ad, float[] d);
124    native void nAdapter1DSubData(int ad, int off, int count, int[] d);
125    native void nAdapter1DSubData(int ad, int off, int count, float[] d);
126    native int  nAdapter1DCreate();
127
128    native void nAdapter2DBindAllocation(int ad, int alloc);
129    native void nAdapter2DSetConstraint(int ad, int dim, int value);
130    native void nAdapter2DData(int ad, int[] d);
131    native void nAdapter2DData(int ad, float[] d);
132    native void nAdapter2DSubData(int ad, int xoff, int yoff, int w, int h, int[] d);
133    native void nAdapter2DSubData(int ad, int xoff, int yoff, int w, int h, float[] d);
134    native int  nAdapter2DCreate();
135
136    native void nScriptBindAllocation(int script, int alloc, int slot);
137    native void nScriptSetClearColor(int script, float r, float g, float b, float a);
138    native void nScriptSetClearDepth(int script, float depth);
139    native void nScriptSetClearStencil(int script, int stencil);
140    native void nScriptSetTimeZone(int script, byte[] timeZone);
141    native void nScriptSetType(int type, boolean writable, String name, int slot);
142    native void nScriptSetRoot(boolean isRoot);
143    native void nScriptSetInvokable(String name, int slot);
144    native void nScriptInvoke(int id, int slot);
145
146    native void nScriptCBegin();
147    native void nScriptCSetScript(byte[] script, int offset, int length);
148    native int  nScriptCCreate();
149    native void nScriptCAddDefineI32(String name, int value);
150    native void nScriptCAddDefineF(String name, float value);
151
152    native void nSamplerBegin();
153    native void nSamplerSet(int param, int value);
154    native int  nSamplerCreate();
155
156    native void nProgramFragmentStoreBegin(int in, int out);
157    native void nProgramFragmentStoreDepthFunc(int func);
158    native void nProgramFragmentStoreDepthMask(boolean enable);
159    native void nProgramFragmentStoreColorMask(boolean r, boolean g, boolean b, boolean a);
160    native void nProgramFragmentStoreBlendFunc(int src, int dst);
161    native void nProgramFragmentStoreDither(boolean enable);
162    native int  nProgramFragmentStoreCreate();
163
164    native int  nProgramRasterCreate(int in, int out, boolean pointSmooth, boolean lineSmooth, boolean pointSprite);
165    native void nProgramRasterSetLineWidth(int pr, float v);
166    native void nProgramRasterSetPointSize(int pr, float v);
167
168    native void nProgramFragmentBegin(int in, int out, boolean pointSpriteEnable);
169    native void nProgramFragmentBindTexture(int vpf, int slot, int a);
170    native void nProgramFragmentBindSampler(int vpf, int slot, int s);
171    native void nProgramFragmentSetSlot(int slot, boolean enable, int env, int vt);
172    native int  nProgramFragmentCreate();
173
174    native void nProgramVertexBindAllocation(int pv, int mID);
175    native void nProgramVertexBegin(int inID, int outID);
176    native void nProgramVertexSetTextureMatrixEnable(boolean enable);
177    native void nProgramVertexAddLight(int id);
178    native int  nProgramVertexCreate();
179
180    native void nLightBegin();
181    native void nLightSetIsMono(boolean isMono);
182    native void nLightSetIsLocal(boolean isLocal);
183    native int  nLightCreate();
184    native void nLightSetColor(int l, float r, float g, float b);
185    native void nLightSetPosition(int l, float x, float y, float z);
186
187    native int  nSimpleMeshCreate(int batchID, int idxID, int[] vtxID, int prim);
188    native void nSimpleMeshBindVertex(int id, int alloc, int slot);
189    native void nSimpleMeshBindIndex(int id, int alloc);
190
191    native void nAnimationBegin(int attribCount, int keyframeCount);
192    native void nAnimationAdd(float time, float[] attribs);
193    native int  nAnimationCreate();
194
195    private int     mDev;
196    private int     mContext;
197    @SuppressWarnings({"FieldCanBeLocal"})
198    private Surface mSurface;
199    private MessageThread mMessageThread;
200
201
202    Element mElement_USER_U8;
203    Element mElement_USER_I8;
204    Element mElement_USER_U16;
205    Element mElement_USER_I16;
206    Element mElement_USER_U32;
207    Element mElement_USER_I32;
208    Element mElement_USER_FLOAT;
209
210    Element mElement_A_8;
211    Element mElement_RGB_565;
212    Element mElement_RGB_888;
213    Element mElement_RGBA_5551;
214    Element mElement_RGBA_4444;
215    Element mElement_RGBA_8888;
216
217    Element mElement_INDEX_16;
218    Element mElement_XY_F32;
219    Element mElement_XYZ_F32;
220
221    ///////////////////////////////////////////////////////////////////////////////////
222    //
223
224    public static class RSMessage implements Runnable {
225        protected int[] mData;
226        protected int mID;
227        public void run() {
228        }
229    }
230    public RSMessage mMessageCallback = null;
231
232    private static class MessageThread extends Thread {
233        RenderScript mRS;
234        boolean mRun = true;
235
236        MessageThread(RenderScript rs) {
237            super("RSMessageThread");
238            mRS = rs;
239
240        }
241
242        public void run() {
243            // This function is a temporary solution.  The final solution will
244            // used typed allocations where the message id is the type indicator.
245            int[] rbuf = new int[16];
246            mRS.nContextInitToClient();
247            while(mRun) {
248                int msg = mRS.nContextGetMessage(rbuf, true);
249                if (msg == 0) {
250                    // Should only happen during teardown.
251                    // But we want to avoid starving other threads during
252                    // teardown by yielding until the next line in the destructor
253                    // can execute to set mRun = false
254                    try {
255                        sleep(1, 0);
256                    } catch(InterruptedException e) {
257                    }
258                }
259                if(mRS.mMessageCallback != null) {
260                    mRS.mMessageCallback.mData = rbuf;
261                    mRS.mMessageCallback.mID = msg;
262                    mRS.mMessageCallback.run();
263                }
264                //Log.d(LOG_TAG, "MessageThread msg " + msg + " v1 " + rbuf[0] + " v2 " + rbuf[1] + " v3 " +rbuf[2]);
265            }
266            Log.d(LOG_TAG, "MessageThread exiting.");
267        }
268    }
269
270    public RenderScript(boolean useDepth, boolean forceSW) {
271        mSurface = null;
272        mWidth = 0;
273        mHeight = 0;
274        mDev = nDeviceCreate();
275        if(forceSW) {
276            nDeviceSetConfig(mDev, 0, 1);
277        }
278        mContext = nContextCreate(mDev, 0, useDepth);
279        Element.initPredefined(this);
280        mMessageThread = new MessageThread(this);
281        mMessageThread.start();
282    }
283
284    public void contextSetSurface(int w, int h, Surface sur) {
285        mSurface = sur;
286        mWidth = w;
287        mHeight = h;
288        nContextSetSurface(w, h, mSurface);
289    }
290
291    public void destroy() {
292        nContextDeinitToClient();
293        mMessageThread.mRun = false;
294
295        nContextDestroy(mContext);
296        mContext = 0;
297
298        nDeviceDestroy(mDev);
299        mDev = 0;
300    }
301
302    boolean isAlive() {
303        return mContext != 0;
304    }
305
306    void pause() {
307        nContextPause();
308    }
309
310    void resume() {
311        nContextResume();
312    }
313
314    //////////////////////////////////////////////////////////////////////////////////
315    // File
316
317    public class File extends BaseObj {
318        File(int id) {
319            super(RenderScript.this);
320            mID = id;
321        }
322    }
323
324    public File fileOpen(String s) throws IllegalStateException, IllegalArgumentException
325    {
326        if(s.length() < 1) {
327            throw new IllegalArgumentException("fileOpen does not accept a zero length string.");
328        }
329
330        try {
331            byte[] bytes = s.getBytes("UTF-8");
332            int id = nFileOpen(bytes);
333            return new File(id);
334        } catch (java.io.UnsupportedEncodingException e) {
335            throw new RuntimeException(e);
336        }
337    }
338
339
340    ///////////////////////////////////////////////////////////////////////////////////
341    // Root state
342
343    private int safeID(BaseObj o) {
344        if(o != null) {
345            return o.mID;
346        }
347        return 0;
348    }
349
350    public void contextBindRootScript(Script s) {
351        nContextBindRootScript(safeID(s));
352    }
353
354    public void contextBindProgramFragmentStore(ProgramStore p) {
355        nContextBindProgramFragmentStore(safeID(p));
356    }
357
358    public void contextBindProgramFragment(ProgramFragment p) {
359        nContextBindProgramFragment(safeID(p));
360    }
361
362    public void contextBindProgramRaster(ProgramRaster p) {
363        nContextBindProgramRaster(safeID(p));
364    }
365
366    public void contextBindProgramVertex(ProgramVertex p) {
367        nContextBindProgramVertex(safeID(p));
368    }
369
370}
371
372
373