1 /*
2  * Copyright (C) 2009 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 
17 #ifndef ANDROID_RS_PROGRAM_VERTEX_H
18 #define ANDROID_RS_PROGRAM_VERTEX_H
19 
20 #include "rsProgram.h"
21 
22 // ---------------------------------------------------------------------------
23 namespace android {
24 namespace renderscript {
25 
26 class ProgramVertexState;
27 
28 class ProgramVertex : public Program {
29 public:
30     ProgramVertex(Context *,const char * shaderText, size_t shaderLength,
31                   const char** textureNames, size_t textureNamesCount, const size_t *textureNamesLength,
32                   const uintptr_t * params, size_t paramLength);
33     virtual ~ProgramVertex();
34 
35     virtual void setup(Context *rsc, ProgramVertexState *state);
36 
37     void setProjectionMatrix(Context *, const rsc_Matrix *) const;
38     void getProjectionMatrix(Context *, rsc_Matrix *) const;
39     void setModelviewMatrix(Context *, const rsc_Matrix *) const;
40     void setTextureMatrix(Context *, const rsc_Matrix *) const;
41 
42     void transformToScreen(Context *, float *v4out, const float *v3in) const;
43 
44     virtual void serialize(Context *rsc, OStream *stream) const;
getClassId()45     virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_PROGRAM_VERTEX; }
46     static ProgramVertex *createFromStream(Context *rsc, IStream *stream);
47 };
48 
49 class ProgramVertexState {
50 public:
51     ProgramVertexState();
52     ~ProgramVertexState();
53 
54     void init(Context *rsc);
55     void deinit(Context *rsc);
56     void updateSize(Context *rsc);
57 
58     ObjectBaseRef<ProgramVertex> mDefault;
59     ObjectBaseRef<ProgramVertex> mLast;
60     ObjectBaseRef<Allocation> mDefaultAlloc;
61 };
62 
63 } // namespace renderscript
64 } // namespace android
65 #endif
66 
67 
68