GLES11RenderEngine.h revision 49457ac092071a8f964f7f69156093657ccdc3d0 
1/*
2 * Copyright 2013 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
18#ifndef SF_GLES11RENDERENGINE_H_
19#define SF_GLES11RENDERENGINE_H_
20
21#include <stdint.h>
22#include <sys/types.h>
23
24#include <GLES/gl.h>
25
26#include "RenderEngine.h"
27
28// ---------------------------------------------------------------------------
29namespace android {
30// ---------------------------------------------------------------------------
31
32class String8;
33class Mesh;
34class Texture;
35
36class GLES11RenderEngine : public RenderEngine {
37    GLuint mProtectedTexName;
38    GLint mMaxViewportDims[2];
39    GLint mMaxTextureSize;
40
41    virtual void bindImageAsFramebuffer(EGLImageKHR image,
42            uint32_t* texName, uint32_t* fbName, uint32_t* status);
43    virtual void unbindFramebuffer(uint32_t texName, uint32_t fbName);
44
45public:
46    GLES11RenderEngine();
47
48protected:
49    virtual ~GLES11RenderEngine();
50
51    virtual void dump(String8& result);
52    virtual void setViewportAndProjection(size_t vpw, size_t vph, size_t w, size_t h, bool yswap);
53    virtual void setupLayerBlending(bool premultipliedAlpha, bool opaque, int alpha);
54    virtual void setupDimLayerBlending(int alpha);
55    virtual void setupLayerTexturing(const Texture& texture);
56    virtual void setupLayerBlackedOut();
57    virtual void disableTexturing();
58    virtual void disableBlending();
59
60    virtual void fillWithColor(const Mesh& mesh, float r, float g, float b, float a) ;
61    virtual void drawMesh(const Mesh& mesh);
62
63    virtual size_t getMaxTextureSize() const;
64    virtual size_t getMaxViewportDims() const;
65};
66
67// ---------------------------------------------------------------------------
68}; // namespace android
69// ---------------------------------------------------------------------------
70
71#endif /* SF_GLES11RENDERENGINE_H_ */
72