RenderScript.java revision 7ce033d797e5df5e2131e2ed459fba181eaf4658 
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;
21import java.lang.reflect.Field;
22
23import android.content.res.Resources;
24import android.graphics.Bitmap;
25import android.renderscript.Type;
26import android.util.Config;
27import android.util.Log;
28import android.view.Surface;
29
30
31/**
32 * @hide
33 *
34 **/
35public class RenderScript {
36    static final String LOG_TAG = "libRS_jni";
37    private static final boolean DEBUG  = false;
38    private static final boolean LOG_ENABLED = DEBUG ? Config.LOGD : Config.LOGV;
39
40
41
42     /*
43     * We use a class initializer to allow the native code to cache some
44     * field offsets.
45     */
46    private static boolean sInitialized;
47    native private static void _nInit();
48
49
50    static {
51        sInitialized = false;
52        try {
53            System.loadLibrary("rs_jni");
54            _nInit();
55            sInitialized = true;
56        } catch (UnsatisfiedLinkError e) {
57            Log.d(LOG_TAG, "RenderScript JNI library not found!");
58        }
59    }
60
61    native int  nDeviceCreate();
62    native void nDeviceDestroy(int dev);
63    native int  nContextCreate(int dev, Surface sur, int ver);
64    native void nContextDestroy(int con);
65
66    //void rsContextBindSampler (uint32_t slot, RsSampler sampler);
67    //void rsContextBindRootScript (RsScript sampler);
68    native void nContextBindRootScript(int script);
69    native void nContextBindSampler(int sampler, int slot);
70    native void nContextBindProgramFragmentStore(int pfs);
71    native void nContextBindProgramFragment(int pf);
72    native void nContextBindProgramVertex(int pf);
73    native void nContextAddDefineI32(String name, int value);
74    native void nContextAddDefineF(String name, float value);
75
76    native void nAssignName(int obj, byte[] name);
77    native void nObjDestroy(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
98    native void nAllocationUploadToTexture(int alloc, int baseMioLevel);
99    native void nAllocationData(int id, int[] d);
100    native void nAllocationData(int id, float[] d);
101    native void nAllocationSubData1D(int id, int off, int count, int[] d);
102    native void nAllocationSubData1D(int id, int off, int count, float[] d);
103    native void nAllocationSubData2D(int id, int xoff, int yoff, int w, int h, int[] d);
104    native void nAllocationSubData2D(int id, int xoff, int yoff, int w, int h, float[] d);
105    native void nAllocationRead(int id, int[] d);
106    native void nAllocationRead(int id, float[] d);
107    native void nAllocationDataFromObject(int id, Type t, Object o);
108
109    native void nTriangleMeshBegin(int vertex, int index);
110    native void nTriangleMeshAddVertex_XY (float x, float y);
111    native void nTriangleMeshAddVertex_XYZ (float x, float y, float z);
112    native void nTriangleMeshAddVertex_XY_ST (float x, float y, float s, float t);
113    native void nTriangleMeshAddVertex_XYZ_ST (float x, float y, float z, float s, float t);
114    native void nTriangleMeshAddVertex_XYZ_ST_NORM (float x, float y, float z, float s, float t, float nx, float ny, float nz);
115    native void nTriangleMeshAddTriangle(int i1, int i2, int i3);
116    native int  nTriangleMeshCreate();
117
118    native void nAdapter1DBindAllocation(int ad, int alloc);
119    native void nAdapter1DSetConstraint(int ad, int dim, int value);
120    native void nAdapter1DData(int ad, int[] d);
121    native void nAdapter1DData(int ad, float[] d);
122    native void nAdapter1DSubData(int ad, int off, int count, int[] d);
123    native void nAdapter1DSubData(int ad, int off, int count, float[] d);
124    native int  nAdapter1DCreate();
125
126    native void nAdapter2DBindAllocation(int ad, int alloc);
127    native void nAdapter2DSetConstraint(int ad, int dim, int value);
128    native void nAdapter2DData(int ad, int[] d);
129    native void nAdapter2DData(int ad, float[] d);
130    native void nAdapter2DSubData(int ad, int xoff, int yoff, int w, int h, int[] d);
131    native void nAdapter2DSubData(int ad, int xoff, int yoff, int w, int h, float[] d);
132    native int  nAdapter2DCreate();
133
134    native void nScriptBindAllocation(int script, int alloc, int slot);
135    native void nScriptSetClearColor(int script, float r, float g, float b, float a);
136    native void nScriptSetClearDepth(int script, float depth);
137    native void nScriptSetClearStencil(int script, int stencil);
138    native void nScriptSetTimeZone(int script, byte[] timeZone);
139    native void nScriptSetType(int type, boolean writable, String name, int slot);
140    native void nScriptSetRoot(boolean isRoot);
141
142    native void nScriptCBegin();
143    native void nScriptCSetScript(byte[] script, int offset, int length);
144    native int  nScriptCCreate();
145    native void nScriptCAddDefineI32(String name, int value);
146    native void nScriptCAddDefineF(String name, float value);
147
148    native void nSamplerBegin();
149    native void nSamplerSet(int param, int value);
150    native int  nSamplerCreate();
151
152    native void nProgramFragmentStoreBegin(int in, int out);
153    native void nProgramFragmentStoreDepthFunc(int func);
154    native void nProgramFragmentStoreDepthMask(boolean enable);
155    native void nProgramFragmentStoreColorMask(boolean r, boolean g, boolean b, boolean a);
156    native void nProgramFragmentStoreBlendFunc(int src, int dst);
157    native void nProgramFragmentStoreDither(boolean enable);
158    native int  nProgramFragmentStoreCreate();
159
160    native void nProgramFragmentBegin(int in, int out);
161    native void nProgramFragmentBindTexture(int vpf, int slot, int a);
162    native void nProgramFragmentBindSampler(int vpf, int slot, int s);
163    native void nProgramFragmentSetType(int slot, int vt);
164    native void nProgramFragmentSetEnvMode(int slot, int env);
165    native void nProgramFragmentSetTexEnable(int slot, boolean enable);
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    private Surface mSurface;
192
193    private static boolean mElementsInitialized = false;
194
195    ///////////////////////////////////////////////////////////////////////////////////
196    //
197
198    public RenderScript(Surface sur) {
199        mSurface = sur;
200        mDev = nDeviceCreate();
201        mContext = nContextCreate(mDev, mSurface, 0);
202
203        // TODO: This should be protected by a lock
204        if(!mElementsInitialized) {
205            Element.init(this);
206            mElementsInitialized = true;
207        }
208    }
209
210
211    //////////////////////////////////////////////////////////////////////////////////
212    // Triangle Mesh
213
214    public class TriangleMesh extends BaseObj {
215        TriangleMesh(int id) {
216            super(RenderScript.this);
217            mID = id;
218        }
219    }
220
221    public void triangleMeshBegin(Element vertex, Element index) {
222        Log.e("rs", "vtx " + vertex.toString() + "  " + vertex.mID + "  " + vertex.mPredefinedID);
223        nTriangleMeshBegin(vertex.mID, index.mID);
224    }
225
226    public void triangleMeshAddVertex_XY(float x, float y) {
227        nTriangleMeshAddVertex_XY(x, y);
228    }
229
230    public void triangleMeshAddVertex_XYZ(float x, float y, float z) {
231        nTriangleMeshAddVertex_XYZ(x, y, z);
232    }
233
234    public void triangleMeshAddVertex_XY_ST(float x, float y, float s, float t) {
235        nTriangleMeshAddVertex_XY_ST(x, y, s, t);
236    }
237
238    public void triangleMeshAddVertex_XYZ_ST(float x, float y, float z, float s, float t) {
239        nTriangleMeshAddVertex_XYZ_ST(x, y, z, s, t);
240    }
241
242    public void triangleMeshAddVertex_XYZ_ST_NORM(float x, float y, float z, float s, float t, float nx, float ny, float nz) {
243        nTriangleMeshAddVertex_XYZ_ST_NORM(x, y, z, s, t, nx, ny, nz);
244    }
245
246    public void triangleMeshAddTriangle(int i1, int i2, int i3) {
247        nTriangleMeshAddTriangle(i1, i2, i3);
248    }
249
250    public TriangleMesh triangleMeshCreate() {
251        int id = nTriangleMeshCreate();
252        return new TriangleMesh(id);
253    }
254
255    //////////////////////////////////////////////////////////////////////////////////
256    // File
257
258    public class File extends BaseObj {
259        File(int id) {
260            super(RenderScript.this);
261            mID = id;
262        }
263    }
264
265    public File fileOpen(String s) throws IllegalStateException, IllegalArgumentException
266    {
267        if(s.length() < 1) {
268            throw new IllegalArgumentException("fileOpen does not accept a zero length string.");
269        }
270
271        try {
272            byte[] bytes = s.getBytes("UTF-8");
273            int id = nFileOpen(bytes);
274            return new File(id);
275        } catch (java.io.UnsupportedEncodingException e) {
276            throw new RuntimeException(e);
277        }
278    }
279
280
281    ///////////////////////////////////////////////////////////////////////////////////
282    // Root state
283
284    public void contextBindRootScript(Script s) {
285        nContextBindRootScript(s.mID);
286    }
287
288    //public void contextBindSampler(Sampler s, int slot) {
289        //nContextBindSampler(s.mID);
290    //}
291
292    public void contextBindProgramFragmentStore(ProgramStore pfs) {
293        nContextBindProgramFragmentStore(pfs.mID);
294    }
295
296    public void contextBindProgramFragment(ProgramFragment pf) {
297        nContextBindProgramFragment(pf.mID);
298    }
299
300    public void contextBindProgramVertex(ProgramVertex pf) {
301        nContextBindProgramVertex(pf.mID);
302    }
303
304}
305
306
307