RenderScript.java revision 2525a815220652b37e2e390fe8c62394a6d0e574 
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 int  nDeviceCreate();
61    native void nDeviceDestroy(int dev);
62    native int  nContextCreate(int dev, Surface sur, int ver, boolean useDepth);
63    native void nContextDestroy(int con);
64
65    //void rsContextBindSampler (uint32_t slot, RsSampler sampler);
66    //void rsContextBindRootScript (RsScript sampler);
67    native void nContextBindRootScript(int script);
68    native void nContextBindSampler(int sampler, int slot);
69    native void nContextBindProgramFragmentStore(int pfs);
70    native void nContextBindProgramFragment(int pf);
71    native void nContextBindProgramVertex(int pf);
72    native void nContextAddDefineI32(String name, int value);
73    native void nContextAddDefineF(String name, float value);
74
75    native void nAssignName(int obj, byte[] name);
76    native void nObjDestroy(int id);
77    native void nObjDestroyOOB(int id);
78    native int  nFileOpen(byte[] name);
79
80    native void nElementBegin();
81    native void nElementAddPredefined(int predef);
82    native void nElementAdd(int kind, int type, int norm, int bits, String s);
83    native int  nElementCreate();
84    native int  nElementGetPredefined(int predef);
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  nAllocationCreatePredefSized(int predef, int count);
94    native int  nAllocationCreateSized(int elem, int count);
95    native int  nAllocationCreateFromBitmap(int dstFmt, boolean genMips, Bitmap bmp);
96    native int  nAllocationCreateFromBitmapBoxed(int dstFmt, boolean genMips, Bitmap bmp);
97    native int  nAllocationCreateFromAssetStream(int dstFmt, boolean genMips, int assetStream);
98
99    native void nAllocationUploadToTexture(int alloc, int baseMioLevel);
100    native void nAllocationUploadToBufferObject(int alloc);
101    native void nAllocationData(int id, int[] d, int sizeBytes);
102    native void nAllocationData(int id, float[] d, int sizeBytes);
103    native void nAllocationSubData1D(int id, int off, int count, int[] d, int sizeBytes);
104    native void nAllocationSubData1D(int id, int off, int count, float[] d, int sizeBytes);
105    native void nAllocationSubData2D(int id, int xoff, int yoff, int w, int h, int[] d, int sizeBytes);
106    native void nAllocationSubData2D(int id, int xoff, int yoff, int w, int h, float[] d, int sizeBytes);
107    native void nAllocationRead(int id, int[] d);
108    native void nAllocationRead(int id, float[] d);
109    native void nAllocationSubDataFromObject(int id, Type t, int offset, Object o);
110
111    native void nTriangleMeshBegin(int vertex, int index);
112    native void nTriangleMeshAddVertex_XY (float x, float y);
113    native void nTriangleMeshAddVertex_XYZ (float x, float y, float z);
114    native void nTriangleMeshAddVertex_XY_ST (float x, float y, float s, float t);
115    native void nTriangleMeshAddVertex_XYZ_ST (float x, float y, float z, float s, float t);
116    native void nTriangleMeshAddVertex_XYZ_ST_NORM (float x, float y, float z, float s, float t, float nx, float ny, float nz);
117    native void nTriangleMeshAddTriangle(int i1, int i2, int i3);
118    native int  nTriangleMeshCreate();
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
144    native void nScriptCBegin();
145    native void nScriptCSetScript(byte[] script, int offset, int length);
146    native int  nScriptCCreate();
147    native void nScriptCAddDefineI32(String name, int value);
148    native void nScriptCAddDefineF(String name, float value);
149
150    native void nSamplerBegin();
151    native void nSamplerSet(int param, int value);
152    native int  nSamplerCreate();
153
154    native void nProgramFragmentStoreBegin(int in, int out);
155    native void nProgramFragmentStoreDepthFunc(int func);
156    native void nProgramFragmentStoreDepthMask(boolean enable);
157    native void nProgramFragmentStoreColorMask(boolean r, boolean g, boolean b, boolean a);
158    native void nProgramFragmentStoreBlendFunc(int src, int dst);
159    native void nProgramFragmentStoreDither(boolean enable);
160    native int  nProgramFragmentStoreCreate();
161
162    native void nProgramFragmentBegin(int in, int out, boolean pointSpriteEnable);
163    native void nProgramFragmentBindTexture(int vpf, int slot, int a);
164    native void nProgramFragmentBindSampler(int vpf, int slot, int s);
165    native void nProgramFragmentSetSlot(int slot, boolean enable, int env, int vt);
166    native int  nProgramFragmentCreate();
167
168    native void nProgramVertexBindAllocation(int pv, int mID);
169    native void nProgramVertexBegin(int inID, int outID);
170    native void nProgramVertexSetTextureMatrixEnable(boolean enable);
171    native void nProgramVertexAddLight(int id);
172    native int  nProgramVertexCreate();
173
174    native void nLightBegin();
175    native void nLightSetIsMono(boolean isMono);
176    native void nLightSetIsLocal(boolean isLocal);
177    native int  nLightCreate();
178    native void nLightSetColor(int l, float r, float g, float b);
179    native void nLightSetPosition(int l, float x, float y, float z);
180
181    native int  nSimpleMeshCreate(int batchID, int idxID, int[] vtxID, int prim);
182    native void nSimpleMeshBindVertex(int id, int alloc, int slot);
183    native void nSimpleMeshBindIndex(int id, int alloc);
184
185    native void nAnimationBegin(int attribCount, int keyframeCount);
186    native void nAnimationAdd(float time, float[] attribs);
187    native int  nAnimationCreate();
188
189    private int     mDev;
190    private int     mContext;
191    @SuppressWarnings({"FieldCanBeLocal"})
192    private Surface mSurface;
193
194    private static boolean mElementsInitialized = false;
195
196    ///////////////////////////////////////////////////////////////////////////////////
197    //
198
199    public RenderScript(Surface sur, boolean useDepth) {
200        mSurface = sur;
201        mDev = nDeviceCreate();
202        mContext = nContextCreate(mDev, mSurface, 0, useDepth);
203
204        // TODO: This should be protected by a lock
205        if(!mElementsInitialized) {
206            Element.init(this);
207            mElementsInitialized = true;
208        }
209    }
210
211    public void destroy() {
212        nContextDestroy(mContext);
213        mContext = 0;
214
215        nDeviceDestroy(mDev);
216        mDev = 0;
217    }
218
219    //////////////////////////////////////////////////////////////////////////////////
220    // Triangle Mesh
221
222    public class TriangleMesh extends BaseObj {
223        TriangleMesh(int id) {
224            super(RenderScript.this);
225            mID = id;
226        }
227    }
228
229    public void triangleMeshBegin(Element vertex, Element index) {
230        Log.e("rs", "vtx " + vertex.toString() + "  " + vertex.mID + "  " + vertex.mPredefinedID);
231        nTriangleMeshBegin(vertex.mID, index.mID);
232    }
233
234    public void triangleMeshAddVertex_XY(float x, float y) {
235        nTriangleMeshAddVertex_XY(x, y);
236    }
237
238    public void triangleMeshAddVertex_XYZ(float x, float y, float z) {
239        nTriangleMeshAddVertex_XYZ(x, y, z);
240    }
241
242    public void triangleMeshAddVertex_XY_ST(float x, float y, float s, float t) {
243        nTriangleMeshAddVertex_XY_ST(x, y, s, t);
244    }
245
246    public void triangleMeshAddVertex_XYZ_ST(float x, float y, float z, float s, float t) {
247        nTriangleMeshAddVertex_XYZ_ST(x, y, z, s, t);
248    }
249
250    public void triangleMeshAddVertex_XYZ_ST_NORM(float x, float y, float z, float s, float t, float nx, float ny, float nz) {
251        nTriangleMeshAddVertex_XYZ_ST_NORM(x, y, z, s, t, nx, ny, nz);
252    }
253
254    public void triangleMeshAddTriangle(int i1, int i2, int i3) {
255        nTriangleMeshAddTriangle(i1, i2, i3);
256    }
257
258    public TriangleMesh triangleMeshCreate() {
259        int id = nTriangleMeshCreate();
260        return new TriangleMesh(id);
261    }
262
263    //////////////////////////////////////////////////////////////////////////////////
264    // File
265
266    public class File extends BaseObj {
267        File(int id) {
268            super(RenderScript.this);
269            mID = id;
270        }
271    }
272
273    public File fileOpen(String s) throws IllegalStateException, IllegalArgumentException
274    {
275        if(s.length() < 1) {
276            throw new IllegalArgumentException("fileOpen does not accept a zero length string.");
277        }
278
279        try {
280            byte[] bytes = s.getBytes("UTF-8");
281            int id = nFileOpen(bytes);
282            return new File(id);
283        } catch (java.io.UnsupportedEncodingException e) {
284            throw new RuntimeException(e);
285        }
286    }
287
288
289    ///////////////////////////////////////////////////////////////////////////////////
290    // Root state
291
292    public void contextBindRootScript(Script s) {
293        int id = 0;
294        if(s != null) {
295            id = s.mID;
296        }
297        nContextBindRootScript(id);
298    }
299
300    //public void contextBindSampler(Sampler s, int slot) {
301        //nContextBindSampler(s.mID);
302    //}
303
304    public void contextBindProgramFragmentStore(ProgramStore pfs) {
305        nContextBindProgramFragmentStore(pfs.mID);
306    }
307
308    public void contextBindProgramFragment(ProgramFragment pf) {
309        nContextBindProgramFragment(pf.mID);
310    }
311
312    public void contextBindProgramVertex(ProgramVertex pf) {
313        nContextBindProgramVertex(pf.mID);
314    }
315
316}
317
318
319