2 * Copyright 2013 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
18 #ifndef SF_GLES20RENDERENGINE_H_
19 #define SF_GLES20RENDERENGINE_H_
22 #include <sys/types.h>
24 #include <GLES2/gl2.h>
25 #include <Transform.h>
27 #include "RenderEngine.h"
28 #include "ProgramCache.h"
29 #include "Description.h"
31 // ---------------------------------------------------------------------------
33 // ---------------------------------------------------------------------------
39 class GLES20RenderEngine : public RenderEngine {
40 GLuint mProtectedTexName;
41 GLint mMaxViewportDims[2];
42 GLint mMaxTextureSize;
55 Vector<Group> mGroupStack;
57 virtual void bindImageAsFramebuffer(EGLImageKHR image,
58 uint32_t* texName, uint32_t* fbName, uint32_t* status);
59 virtual void unbindFramebuffer(uint32_t texName, uint32_t fbName);
65 virtual ~GLES20RenderEngine();
67 virtual void dump(String8& result);
68 virtual void setViewportAndProjection(size_t vpw, size_t vph,
69 Rect sourceCrop, size_t hwh, bool yswap, Transform::orientation_flags rotation);
70 virtual void setupLayerBlending(bool premultipliedAlpha, bool opaque, int alpha);
71 virtual void setupDimLayerBlending(int alpha);
72 virtual void setupLayerTexturing(const Texture& texture);
73 virtual void setupLayerBlackedOut();
74 virtual void setupFillWithColor(float r, float g, float b, float a);
75 virtual void disableTexturing();
76 virtual void disableBlending();
78 virtual void drawMesh(const Mesh& mesh);
80 virtual void beginGroup(const mat4& colorTransform);
81 virtual void endGroup();
83 virtual size_t getMaxTextureSize() const;
84 virtual size_t getMaxViewportDims() const;
87 // ---------------------------------------------------------------------------
88 }; // namespace android
89 // ---------------------------------------------------------------------------
91 #endif /* SF_GLES20RENDERENGINE_H_ */