RenderScript.java revision 1bada8cd6e4f340de93cff4a2439835fc3b1456c 
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.io.IOException;
20import java.io.InputStream;
21
22import android.content.res.Resources;
23import android.graphics.Bitmap;
24import android.util.Config;
25import android.util.Log;
26import android.view.Surface;
27
28
29/**
30 * @hide
31 *
32 **/
33public class RenderScript {
34    static final String LOG_TAG = "libRS_jni";
35    private static final boolean DEBUG  = false;
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    private static boolean sInitialized;
45    native private static void _nInit();
46
47
48    static {
49        sInitialized = false;
50        try {
51            System.loadLibrary("rs_jni");
52            _nInit();
53            sInitialized = true;
54        } catch (UnsatisfiedLinkError e) {
55            Log.d(LOG_TAG, "RenderScript JNI library not found!");
56        }
57    }
58
59    native int  nDeviceCreate();
60    native void nDeviceDestroy(int dev);
61    native int  nContextCreate(int dev, Surface sur, int ver);
62    native void nContextDestroy(int con);
63
64    //void rsContextBindSampler (uint32_t slot, RsSampler sampler);
65    //void rsContextBindRootScript (RsScript sampler);
66    native void nContextBindRootScript(int script);
67    native void nContextBindSampler(int sampler, int slot);
68    native void nContextBindProgramFragmentStore(int pfs);
69    native void nContextBindProgramFragment(int pf);
70    native void nContextBindProgramVertex(int pf);
71
72    native void nAssignName(int obj, byte[] name);
73    native int  nFileOpen(byte[] name);
74
75    native void nElementBegin();
76    native void nElementAddPredefined(int predef);
77    native void nElementAdd(int kind, int type, int norm, int bits);
78    native int  nElementCreate();
79    native int  nElementGetPredefined(int predef);
80    native void nElementDestroy(int obj);
81
82    native void nTypeBegin(int elementID);
83    native void nTypeAdd(int dim, int val);
84    native int  nTypeCreate();
85    native void nTypeDestroy(int id);
86
87    native int  nAllocationCreateTyped(int type);
88    native int  nAllocationCreatePredefSized(int predef, int count);
89    native int  nAllocationCreateSized(int elem, int count);
90    native int  nAllocationCreateFromBitmap(int dstFmt, boolean genMips, Bitmap bmp);
91    native int  nAllocationCreateFromBitmapBoxed(int dstFmt, boolean genMips, Bitmap bmp);
92
93    native void nAllocationUploadToTexture(int alloc, int baseMioLevel);
94    native void nAllocationDestroy(int alloc);
95    native void nAllocationData(int id, int[] d);
96    native void nAllocationData(int id, float[] d);
97    native void nAllocationSubData1D(int id, int off, int count, int[] d);
98    native void nAllocationSubData1D(int id, int off, int count, float[] d);
99    native void nAllocationSubData2D(int id, int xoff, int yoff, int w, int h, int[] d);
100    native void nAllocationSubData2D(int id, int xoff, int yoff, int w, int h, float[] d);
101
102    native void nTriangleMeshDestroy(int id);
103    native void nTriangleMeshBegin(int vertex, int index);
104    native void nTriangleMeshAddVertex_XY (float x, float y);
105    native void nTriangleMeshAddVertex_XYZ (float x, float y, float z);
106    native void nTriangleMeshAddVertex_XY_ST (float x, float y, float s, float t);
107    native void nTriangleMeshAddVertex_XYZ_ST (float x, float y, float z, float s, float t);
108    native void nTriangleMeshAddVertex_XYZ_ST_NORM (float x, float y, float z, float s, float t, float nx, float ny, float nz);
109    native void nTriangleMeshAddTriangle(int i1, int i2, int i3);
110    native int  nTriangleMeshCreate();
111
112    native void nAdapter1DDestroy(int id);
113    native void nAdapter1DBindAllocation(int ad, int alloc);
114    native void nAdapter1DSetConstraint(int ad, int dim, int value);
115    native void nAdapter1DData(int ad, int[] d);
116    native void nAdapter1DData(int ad, float[] d);
117    native void nAdapter1DSubData(int ad, int off, int count, int[] d);
118    native void nAdapter1DSubData(int ad, int off, int count, float[] d);
119    native int  nAdapter1DCreate();
120
121    native void nAdapter2DDestroy(int id);
122    native void nAdapter2DBindAllocation(int ad, int alloc);
123    native void nAdapter2DSetConstraint(int ad, int dim, int value);
124    native void nAdapter2DData(int ad, int[] d);
125    native void nAdapter2DData(int ad, float[] d);
126    native void nAdapter2DSubData(int ad, int xoff, int yoff, int w, int h, int[] d);
127    native void nAdapter2DSubData(int ad, int xoff, int yoff, int w, int h, float[] d);
128    native int  nAdapter2DCreate();
129
130    native void nScriptDestroy(int script);
131    native void nScriptBindAllocation(int script, int alloc, int slot);
132    native void nScriptSetClearColor(int script, float r, float g, float b, float a);
133    native void nScriptSetClearDepth(int script, float depth);
134    native void nScriptSetClearStencil(int script, int stencil);
135    native void nScriptSetTimeZone(int script, byte[] timeZone);
136
137    native void nScriptCBegin();
138    native void nScriptCAddType(int type);
139    native void nScriptCSetRoot(boolean isRoot);
140    native void nScriptCSetScript(byte[] script, int offset, int length);
141    native int  nScriptCCreate();
142
143    native void nSamplerDestroy(int sampler);
144    native void nSamplerBegin();
145    native void nSamplerSet(int param, int value);
146    native int  nSamplerCreate();
147
148    native void nProgramFragmentStoreBegin(int in, int out);
149    native void nProgramFragmentStoreDepthFunc(int func);
150    native void nProgramFragmentStoreDepthMask(boolean enable);
151    native void nProgramFragmentStoreColorMask(boolean r, boolean g, boolean b, boolean a);
152    native void nProgramFragmentStoreBlendFunc(int src, int dst);
153    native void nProgramFragmentStoreDither(boolean enable);
154    native int  nProgramFragmentStoreCreate();
155    native void nProgramFragmentStoreDestroy(int pgm);
156
157    native void nProgramFragmentBegin(int in, int out);
158    native void nProgramFragmentBindTexture(int vpf, int slot, int a);
159    native void nProgramFragmentBindSampler(int vpf, int slot, int s);
160    native void nProgramFragmentSetType(int slot, int vt);
161    native void nProgramFragmentSetEnvMode(int slot, int env);
162    native void nProgramFragmentSetTexEnable(int slot, boolean enable);
163    native int  nProgramFragmentCreate();
164    native void nProgramFragmentDestroy(int pgm);
165
166    native void nProgramVertexDestroy(int pv);
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 nLightDestroy(int l);
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 void nSimpleMeshDestroy(int id);
182    native int  nSimpleMeshCreate(int batchID, int idxID, int[] vtxID, int prim);
183    native void nSimpleMeshBindVertex(int id, int alloc, int slot);
184    native void nSimpleMeshBindIndex(int id, int alloc);
185
186
187    private int     mDev;
188    private int     mContext;
189    private Surface mSurface;
190
191    private static boolean mElementsInitialized = false;
192
193    ///////////////////////////////////////////////////////////////////////////////////
194    //
195
196    RenderScript(Surface sur) {
197        mSurface = sur;
198        mDev = nDeviceCreate();
199        mContext = nContextCreate(mDev, mSurface, 0);
200
201        // TODO: This should be protected by a lock
202        if(!mElementsInitialized) {
203            Element.init(this);
204            mElementsInitialized = true;
205        }
206    }
207
208
209    //////////////////////////////////////////////////////////////////////////////////
210    // Triangle Mesh
211
212    public class TriangleMesh extends BaseObj {
213        TriangleMesh(int id) {
214            super(RenderScript.this);
215            mID = id;
216        }
217
218        public void destroy() {
219            nTriangleMeshDestroy(mID);
220            mID = 0;
221        }
222    }
223
224    public void triangleMeshBegin(Element vertex, Element index) {
225        Log.e("rs", "vtx " + vertex.toString() + "  " + vertex.mID + "  " + vertex.mPredefinedID);
226        nTriangleMeshBegin(vertex.mID, index.mID);
227    }
228
229    public void triangleMeshAddVertex_XY(float x, float y) {
230        nTriangleMeshAddVertex_XY(x, y);
231    }
232
233    public void triangleMeshAddVertex_XYZ(float x, float y, float z) {
234        nTriangleMeshAddVertex_XYZ(x, y, z);
235    }
236
237    public void triangleMeshAddVertex_XY_ST(float x, float y, float s, float t) {
238        nTriangleMeshAddVertex_XY_ST(x, y, s, t);
239    }
240
241    public void triangleMeshAddVertex_XYZ_ST(float x, float y, float z, float s, float t) {
242        nTriangleMeshAddVertex_XYZ_ST(x, y, z, s, t);
243    }
244
245    public void triangleMeshAddVertex_XYZ_ST_NORM(float x, float y, float z, float s, float t, float nx, float ny, float nz) {
246        nTriangleMeshAddVertex_XYZ_ST_NORM(x, y, z, s, t, nx, ny, nz);
247    }
248
249    public void triangleMeshAddTriangle(int i1, int i2, int i3) {
250        nTriangleMeshAddTriangle(i1, i2, i3);
251    }
252
253    public TriangleMesh triangleMeshCreate() {
254        int id = nTriangleMeshCreate();
255        return new TriangleMesh(id);
256    }
257
258    //////////////////////////////////////////////////////////////////////////////////
259    // File
260
261    public class File extends BaseObj {
262        File(int id) {
263            super(RenderScript.this);
264            mID = id;
265        }
266
267        public void destroy() {
268            //nLightDestroy(mID);
269            mID = 0;
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        nContextBindRootScript(s.mID);
294    }
295
296    //public void contextBindSampler(Sampler s, int slot) {
297        //nContextBindSampler(s.mID);
298    //}
299
300    public void contextBindProgramFragmentStore(ProgramStore pfs) {
301        nContextBindProgramFragmentStore(pfs.mID);
302    }
303
304    public void contextBindProgramFragment(ProgramFragment pf) {
305        nContextBindProgramFragment(pf.mID);
306    }
307
308    public void contextBindProgramVertex(ProgramVertex pf) {
309        nContextBindProgramVertex(pf.mID);
310    }
311
312}
313
314
315