rsProgramVertex.h revision 6e9342199959dc9beb5299fefc9775fe8c32620e 
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// ---------------------------------------------------------------------------
23namespace android {
24namespace renderscript {
25
26class ProgramVertexState;
27
28class ProgramVertex : public Program
29{
30public:
31    const static uint32_t MAX_LIGHTS = 8;
32
33    ProgramVertex(Context *,const char * shaderText, uint32_t shaderLength,
34                  const uint32_t * params, uint32_t paramLength);
35    ProgramVertex(Context *, bool texMat);
36    virtual ~ProgramVertex();
37
38    virtual void setupGL(const Context *rsc, ProgramVertexState *state);
39    virtual void setupGL2(const Context *rsc, ProgramVertexState *state, ShaderCache *sc);
40
41
42    void setTextureMatrixEnable(bool e) {mTextureMatrixEnable = e;}
43    void addLight(const Light *);
44
45    void setProjectionMatrix(const rsc_Matrix *) const;
46    void getProjectionMatrix(rsc_Matrix *) const;
47    void setModelviewMatrix(const rsc_Matrix *) const;
48    void setTextureMatrix(const rsc_Matrix *) const;
49
50    void transformToScreen(const Context *, float *v4out, const float *v3in) const;
51
52    virtual void createShader();
53    virtual void loadShader(Context *);
54    virtual void init(Context *);
55
56    virtual void serialize(OStream *stream) const;
57    virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_PROGRAM_VERTEX; }
58    static ProgramVertex *createFromStream(Context *rsc, IStream *stream);
59
60protected:
61    uint32_t mLightCount;
62    ObjectBaseRef<const Light> mLights[MAX_LIGHTS];
63
64    // Hacks to create a program for now
65    bool mTextureMatrixEnable;
66};
67
68
69class ProgramVertexState
70{
71public:
72    ProgramVertexState();
73    ~ProgramVertexState();
74
75    void init(Context *rsc);
76    void deinit(Context *rsc);
77    void updateSize(Context *rsc);
78
79    ObjectBaseRef<ProgramVertex> mDefault;
80    ObjectBaseRef<ProgramVertex> mLast;
81    ObjectBaseRef<Allocation> mDefaultAlloc;
82
83    ObjectBaseRef<Type> mAllocType;
84};
85
86
87}
88}
89#endif
90
91
92