RenderScript.java revision 07ae40623737a6060b8a925fd2e6bba76780dcd4 
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, boolean useDepth);
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 void nObjDestroyOOB(int id);
79    native int  nFileOpen(byte[] name);
80
81    native void nElementBegin();
82    native void nElementAddPredefined(int predef);
83    native void nElementAdd(int kind, int type, int norm, int bits, String s);
84    native int  nElementCreate();
85    native int  nElementGetPredefined(int predef);
86
87    native void nTypeBegin(int elementID);
88    native void nTypeAdd(int dim, int val);
89    native int  nTypeCreate();
90    native void nTypeFinalDestroy(Type t);
91    native void nTypeSetupFields(Type t, int[] types, int[] bits, Field[] IDs);
92
93    native int  nAllocationCreateTyped(int type);
94    native int  nAllocationCreatePredefSized(int predef, int count);
95    native int  nAllocationCreateSized(int elem, int count);
96    native int  nAllocationCreateFromBitmap(int dstFmt, boolean genMips, Bitmap bmp);
97    native int  nAllocationCreateFromBitmapBoxed(int dstFmt, boolean genMips, Bitmap bmp);
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 nAllocationDataFromObject(int id, Type t, 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    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.init(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        Log.e("rs", "vtx " + vertex.toString() + "  " + vertex.mID + "  " + vertex.mPredefinedID);
230        nTriangleMeshBegin(vertex.mID, index.mID);
231    }
232
233    public void triangleMeshAddVertex_XY(float x, float y) {
234        nTriangleMeshAddVertex_XY(x, y);
235    }
236
237    public void triangleMeshAddVertex_XYZ(float x, float y, float z) {
238        nTriangleMeshAddVertex_XYZ(x, y, z);
239    }
240
241    public void triangleMeshAddVertex_XY_ST(float x, float y, float s, float t) {
242        nTriangleMeshAddVertex_XY_ST(x, y, s, t);
243    }
244
245    public void triangleMeshAddVertex_XYZ_ST(float x, float y, float z, float s, float t) {
246        nTriangleMeshAddVertex_XYZ_ST(x, y, z, s, t);
247    }
248
249    public void triangleMeshAddVertex_XYZ_ST_NORM(float x, float y, float z, float s, float t, float nx, float ny, float nz) {
250        nTriangleMeshAddVertex_XYZ_ST_NORM(x, y, z, s, t, nx, ny, nz);
251    }
252
253    public void triangleMeshAddTriangle(int i1, int i2, int i3) {
254        nTriangleMeshAddTriangle(i1, i2, i3);
255    }
256
257    public TriangleMesh triangleMeshCreate() {
258        int id = nTriangleMeshCreate();
259        return new TriangleMesh(id);
260    }
261
262    //////////////////////////////////////////////////////////////////////////////////
263    // File
264
265    public class File extends BaseObj {
266        File(int id) {
267            super(RenderScript.this);
268            mID = id;
269        }
270    }
271
272    public File fileOpen(String s) throws IllegalStateException, IllegalArgumentException
273    {
274        if(s.length() < 1) {
275            throw new IllegalArgumentException("fileOpen does not accept a zero length string.");
276        }
277
278        try {
279            byte[] bytes = s.getBytes("UTF-8");
280            int id = nFileOpen(bytes);
281            return new File(id);
282        } catch (java.io.UnsupportedEncodingException e) {
283            throw new RuntimeException(e);
284        }
285    }
286
287
288    ///////////////////////////////////////////////////////////////////////////////////
289    // Root state
290
291    public void contextBindRootScript(Script s) {
292        int id = 0;
293        if(s != null) {
294            id = s.mID;
295        }
296        nContextBindRootScript(id);
297    }
298
299    //public void contextBindSampler(Sampler s, int slot) {
300        //nContextBindSampler(s.mID);
301    //}
302
303    public void contextBindProgramFragmentStore(ProgramStore pfs) {
304        nContextBindProgramFragmentStore(pfs.mID);
305    }
306
307    public void contextBindProgramFragment(ProgramFragment pf) {
308        nContextBindProgramFragment(pf.mID);
309    }
310
311    public void contextBindProgramVertex(ProgramVertex pf) {
312        nContextBindProgramVertex(pf.mID);
313    }
314
315}
316
317
318