rsProgramVertex.h revision cd50653f99c960e1a47c2c30e53b369b8805344a 
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 setModelviewMatrix(const rsc_Matrix *) const;
47    void setTextureMatrix(const rsc_Matrix *) const;
48
49    void transformToScreen(const Context *, float *v4out, const float *v3in) const;
50
51    virtual void createShader();
52    virtual void loadShader(Context *);
53    virtual void init(Context *);
54
55
56protected:
57    uint32_t mLightCount;
58    ObjectBaseRef<const Light> mLights[MAX_LIGHTS];
59
60    // Hacks to create a program for now
61    bool mTextureMatrixEnable;
62};
63
64
65class ProgramVertexState
66{
67public:
68    ProgramVertexState();
69    ~ProgramVertexState();
70
71    void init(Context *rsc, int32_t w, int32_t h);
72    void deinit(Context *rsc);
73    void updateSize(Context *rsc, int32_t w, int32_t h);
74
75    ObjectBaseRef<ProgramVertex> mDefault;
76    ObjectBaseRef<ProgramVertex> mLast;
77    ObjectBaseRef<Allocation> mDefaultAlloc;
78
79    ObjectBaseRef<Type> mAllocType;
80
81
82};
83
84
85}
86}
87#endif
88
89
90