RenderScript.java revision ea84a7c51790f9ba5f2194a66d6cf4ea8d879776 
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 = "libRS_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
38
39
40     /*
41     * We use a class initializer to allow the native code to cache some
42     * field offsets.
43     */
44    @SuppressWarnings({"FieldCanBeLocal", "UnusedDeclaration"})
45    private static boolean sInitialized;
46    native private static void _nInit();
47
48
49    static {
50        sInitialized = false;
51        try {
52            System.loadLibrary("rs_jni");
53            _nInit();
54            sInitialized = true;
55        } catch (UnsatisfiedLinkError e) {
56            Log.d(LOG_TAG, "RenderScript JNI library not found!");
57        }
58    }
59
60    native void nInitElements(int a8, int rgba4444, int rgba8888, int rgb565);
61
62    native int  nDeviceCreate();
63    native void nDeviceDestroy(int dev);
64    native int  nContextCreate(int dev, Surface sur, int ver, boolean useDepth);
65    native void nContextDestroy(int con);
66
67    //void rsContextBindSampler (uint32_t slot, RsSampler sampler);
68    //void rsContextBindRootScript (RsScript sampler);
69    native void nContextBindRootScript(int script);
70    native void nContextBindSampler(int sampler, int slot);
71    native void nContextBindProgramFragmentStore(int pfs);
72    native void nContextBindProgramFragment(int pf);
73    native void nContextBindProgramVertex(int pf);
74    native void nContextAddDefineI32(String name, int value);
75    native void nContextAddDefineF(String name, float value);
76
77    native void nAssignName(int obj, byte[] name);
78    native void nObjDestroy(int id);
79    native void nObjDestroyOOB(int id);
80    native int  nFileOpen(byte[] name);
81
82    native void nElementBegin();
83    native void nElementAdd(int kind, int type, int norm, int bits, String s);
84    native int  nElementCreate();
85
86    native void nTypeBegin(int elementID);
87    native void nTypeAdd(int dim, int val);
88    native int  nTypeCreate();
89    native void nTypeFinalDestroy(Type t);
90    native void nTypeSetupFields(Type t, int[] types, int[] bits, Field[] IDs);
91
92    native int  nAllocationCreateTyped(int type);
93    native int  nAllocationCreateSized(int elem, int count);
94    native int  nAllocationCreateFromBitmap(int dstFmt, boolean genMips, Bitmap bmp);
95    native int  nAllocationCreateFromBitmapBoxed(int dstFmt, boolean genMips, Bitmap bmp);
96    native int  nAllocationCreateFromAssetStream(int dstFmt, boolean genMips, int assetStream);
97
98    native void nAllocationUploadToTexture(int alloc, int baseMioLevel);
99    native void nAllocationUploadToBufferObject(int alloc);
100    native void nAllocationData(int id, int[] d, int sizeBytes);
101    native void nAllocationData(int id, float[] d, int sizeBytes);
102    native void nAllocationSubData1D(int id, int off, int count, int[] d, int sizeBytes);
103    native void nAllocationSubData1D(int id, int off, int count, float[] d, int sizeBytes);
104    native void nAllocationSubData2D(int id, int xoff, int yoff, int w, int h, int[] d, int sizeBytes);
105    native void nAllocationSubData2D(int id, int xoff, int yoff, int w, int h, float[] d, int sizeBytes);
106    native void nAllocationRead(int id, int[] d);
107    native void nAllocationRead(int id, float[] d);
108    native void nAllocationSubDataFromObject(int id, Type t, int offset, Object o);
109
110    native void nTriangleMeshBegin(int vertex, int index);
111    native void nTriangleMeshAddVertex_XY (float x, float y);
112    native void nTriangleMeshAddVertex_XYZ (float x, float y, float z);
113    native void nTriangleMeshAddVertex_XY_ST (float x, float y, float s, float t);
114    native void nTriangleMeshAddVertex_XYZ_ST (float x, float y, float z, float s, float t);
115    native void nTriangleMeshAddVertex_XYZ_ST_NORM (float x, float y, float z, float s, float t, float nx, float ny, float nz);
116    native void nTriangleMeshAddTriangle(int i1, int i2, int i3);
117    native int  nTriangleMeshCreate();
118
119    native void nAdapter1DBindAllocation(int ad, int alloc);
120    native void nAdapter1DSetConstraint(int ad, int dim, int value);
121    native void nAdapter1DData(int ad, int[] d);
122    native void nAdapter1DData(int ad, float[] d);
123    native void nAdapter1DSubData(int ad, int off, int count, int[] d);
124    native void nAdapter1DSubData(int ad, int off, int count, float[] d);
125    native int  nAdapter1DCreate();
126
127    native void nAdapter2DBindAllocation(int ad, int alloc);
128    native void nAdapter2DSetConstraint(int ad, int dim, int value);
129    native void nAdapter2DData(int ad, int[] d);
130    native void nAdapter2DData(int ad, float[] d);
131    native void nAdapter2DSubData(int ad, int xoff, int yoff, int w, int h, int[] d);
132    native void nAdapter2DSubData(int ad, int xoff, int yoff, int w, int h, float[] d);
133    native int  nAdapter2DCreate();
134
135    native void nScriptBindAllocation(int script, int alloc, int slot);
136    native void nScriptSetClearColor(int script, float r, float g, float b, float a);
137    native void nScriptSetClearDepth(int script, float depth);
138    native void nScriptSetClearStencil(int script, int stencil);
139    native void nScriptSetTimeZone(int script, byte[] timeZone);
140    native void nScriptSetType(int type, boolean writable, String name, int slot);
141    native void nScriptSetRoot(boolean isRoot);
142
143    native void nScriptCBegin();
144    native void nScriptCSetScript(byte[] script, int offset, int length);
145    native int  nScriptCCreate();
146    native void nScriptCAddDefineI32(String name, int value);
147    native void nScriptCAddDefineF(String name, float value);
148
149    native void nSamplerBegin();
150    native void nSamplerSet(int param, int value);
151    native int  nSamplerCreate();
152
153    native void nProgramFragmentStoreBegin(int in, int out);
154    native void nProgramFragmentStoreDepthFunc(int func);
155    native void nProgramFragmentStoreDepthMask(boolean enable);
156    native void nProgramFragmentStoreColorMask(boolean r, boolean g, boolean b, boolean a);
157    native void nProgramFragmentStoreBlendFunc(int src, int dst);
158    native void nProgramFragmentStoreDither(boolean enable);
159    native int  nProgramFragmentStoreCreate();
160
161    native void nProgramFragmentBegin(int in, int out, boolean pointSpriteEnable);
162    native void nProgramFragmentBindTexture(int vpf, int slot, int a);
163    native void nProgramFragmentBindSampler(int vpf, int slot, int s);
164    native void nProgramFragmentSetSlot(int slot, boolean enable, int env, int vt);
165    native int  nProgramFragmentCreate();
166
167    native void nProgramVertexBindAllocation(int pv, int mID);
168    native void nProgramVertexBegin(int inID, int outID);
169    native void nProgramVertexSetTextureMatrixEnable(boolean enable);
170    native void nProgramVertexAddLight(int id);
171    native int  nProgramVertexCreate();
172
173    native void nLightBegin();
174    native void nLightSetIsMono(boolean isMono);
175    native void nLightSetIsLocal(boolean isLocal);
176    native int  nLightCreate();
177    native void nLightSetColor(int l, float r, float g, float b);
178    native void nLightSetPosition(int l, float x, float y, float z);
179
180    native int  nSimpleMeshCreate(int batchID, int idxID, int[] vtxID, int prim);
181    native void nSimpleMeshBindVertex(int id, int alloc, int slot);
182    native void nSimpleMeshBindIndex(int id, int alloc);
183
184    native void nAnimationBegin(int attribCount, int keyframeCount);
185    native void nAnimationAdd(float time, float[] attribs);
186    native int  nAnimationCreate();
187
188    private int     mDev;
189    private int     mContext;
190    @SuppressWarnings({"FieldCanBeLocal"})
191    private Surface mSurface;
192
193    private static boolean mElementsInitialized = false;
194
195    ///////////////////////////////////////////////////////////////////////////////////
196    //
197
198    public RenderScript(Surface sur, boolean useDepth) {
199        mSurface = sur;
200        mDev = nDeviceCreate();
201        mContext = nContextCreate(mDev, mSurface, 0, useDepth);
202
203        // TODO: This should be protected by a lock
204        if(!mElementsInitialized) {
205            Element.initPredefined(this);
206            mElementsInitialized = true;
207        }
208    }
209
210    public void destroy() {
211        nContextDestroy(mContext);
212        mContext = 0;
213
214        nDeviceDestroy(mDev);
215        mDev = 0;
216    }
217
218    //////////////////////////////////////////////////////////////////////////////////
219    // Triangle Mesh
220
221    public class TriangleMesh extends BaseObj {
222        TriangleMesh(int id) {
223            super(RenderScript.this);
224            mID = id;
225        }
226    }
227
228    public void triangleMeshBegin(Element vertex, Element index) {
229        nTriangleMeshBegin(vertex.mID, index.mID);
230    }
231
232    public void triangleMeshAddVertex_XY(float x, float y) {
233        nTriangleMeshAddVertex_XY(x, y);
234    }
235
236    public void triangleMeshAddVertex_XYZ(float x, float y, float z) {
237        nTriangleMeshAddVertex_XYZ(x, y, z);
238    }
239
240    public void triangleMeshAddVertex_XY_ST(float x, float y, float s, float t) {
241        nTriangleMeshAddVertex_XY_ST(x, y, s, t);
242    }
243
244    public void triangleMeshAddVertex_XYZ_ST(float x, float y, float z, float s, float t) {
245        nTriangleMeshAddVertex_XYZ_ST(x, y, z, s, t);
246    }
247
248    public void triangleMeshAddVertex_XYZ_ST_NORM(float x, float y, float z, float s, float t, float nx, float ny, float nz) {
249        nTriangleMeshAddVertex_XYZ_ST_NORM(x, y, z, s, t, nx, ny, nz);
250    }
251
252    public void triangleMeshAddTriangle(int i1, int i2, int i3) {
253        nTriangleMeshAddTriangle(i1, i2, i3);
254    }
255
256    public TriangleMesh triangleMeshCreate() {
257        int id = nTriangleMeshCreate();
258        return new TriangleMesh(id);
259    }
260
261    //////////////////////////////////////////////////////////////////////////////////
262    // File
263
264    public class File extends BaseObj {
265        File(int id) {
266            super(RenderScript.this);
267            mID = id;
268        }
269    }
270
271    public File fileOpen(String s) throws IllegalStateException, IllegalArgumentException
272    {
273        if(s.length() < 1) {
274            throw new IllegalArgumentException("fileOpen does not accept a zero length string.");
275        }
276
277        try {
278            byte[] bytes = s.getBytes("UTF-8");
279            int id = nFileOpen(bytes);
280            return new File(id);
281        } catch (java.io.UnsupportedEncodingException e) {
282            throw new RuntimeException(e);
283        }
284    }
285
286
287    ///////////////////////////////////////////////////////////////////////////////////
288    // Root state
289
290    public void contextBindRootScript(Script s) {
291        int id = 0;
292        if(s != null) {
293            id = s.mID;
294        }
295        nContextBindRootScript(id);
296    }
297
298    //public void contextBindSampler(Sampler s, int slot) {
299        //nContextBindSampler(s.mID);
300    //}
301
302    public void contextBindProgramFragmentStore(ProgramStore pfs) {
303        nContextBindProgramFragmentStore(pfs.mID);
304    }
305
306    public void contextBindProgramFragment(ProgramFragment pf) {
307        nContextBindProgramFragment(pf.mID);
308    }
309
310    public void contextBindProgramVertex(ProgramVertex pf) {
311        nContextBindProgramVertex(pf.mID);
312    }
313
314}
315
316
317