android13/hardware/rockchip/hwcomposer/drmhwc/glworker.h

104 lines
3.4 KiB
C++
Executable File

/*
* Copyright (C) 2018 Fuzhou Rockchip Electronics Co.Ltd.
*
* Modification based on code covered by the Apache License, Version 2.0 (the "License").
* You may not use this software except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS TO YOU ON AN "AS IS" BASIS
* AND ANY AND ALL WARRANTIES AND REPRESENTATIONS WITH RESPECT TO SUCH SOFTWARE, WHETHER EXPRESS,
* IMPLIED, STATUTORY OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY IMPLIED WARRANTIES OF TITLE,
* NON-INFRINGEMENT, MERCHANTABILITY, SATISFACTROY QUALITY, ACCURACY OR FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.
*
* IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_GL_WORKER_H_
#define ANDROID_GL_WORKER_H_
#include <vector>
#define EGL_EGLEXT_PROTOTYPES
#define GL_GLEXT_PROTOTYPES
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <ui/GraphicBuffer.h>
#include "autogl.h"
namespace android {
struct DrmHwcLayer;
struct DrmCompositionRegion;
class GLWorkerCompositor {
public:
GLWorkerCompositor();
~GLWorkerCompositor();
int Init();
int Composite(DrmHwcLayer *layers, DrmCompositionRegion *regions,
size_t num_regions, const sp<GraphicBuffer> &framebuffer);
void Finish();
private:
struct CachedFramebuffer {
// If the strong_framebuffer is non-NULL, we are holding a strong reference
// until we are sure rendering is done. The weak reference will be equal in
// that case.
sp<GraphicBuffer> strong_framebuffer;
wp<GraphicBuffer> weak_framebuffer;
AutoEGLDisplayImage egl_fb_image;
AutoGLTexture gl_fb_tex;
AutoGLFramebuffer gl_fb;
CachedFramebuffer(const sp<GraphicBuffer> &gb, AutoEGLDisplayImage &&image,
AutoGLTexture &&tex, AutoGLFramebuffer &&fb);
bool Promote();
};
CachedFramebuffer *FindCachedFramebuffer(
const sp<GraphicBuffer> &framebuffer);
CachedFramebuffer *PrepareAndCacheFramebuffer(
const sp<GraphicBuffer> &framebuffer);
GLint PrepareAndCacheProgram(unsigned texture_count);
EGLDisplay egl_display_;
EGLContext egl_ctx_;
std::vector<AutoGLProgram> blend_programs_;
AutoGLBuffer vertex_buffer_;
std::vector<CachedFramebuffer> cached_framebuffers_;
};
}
#endif