557fa1f45e
This CL defines minui_backend as an interface, and expresses the three backends (adf, drm and fbdev) as subclasses to the interface. Test: 'Run graphics test' on N9, Pixel C and N5X. Change-Id: I0e23951c7b2e2ff918957a8d9fc8b0085b6e5952
58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _GRAPHICS_DRM_H_
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#define _GRAPHICS_DRM_H_
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#include <stdint.h>
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#include <xf86drmMode.h>
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#include "graphics.h"
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#include "minui/minui.h"
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class GRSurfaceDrm : public GRSurface {
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private:
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uint32_t fb_id;
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uint32_t handle;
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friend class MinuiBackendDrm;
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};
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class MinuiBackendDrm : public MinuiBackend {
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public:
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GRSurface* Init() override;
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GRSurface* Flip() override;
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void Blank(bool) override;
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~MinuiBackendDrm() override;
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MinuiBackendDrm();
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private:
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void DrmDisableCrtc(int drm_fd, drmModeCrtc* crtc);
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void DrmEnableCrtc(int drm_fd, drmModeCrtc* crtc, GRSurfaceDrm* surface);
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GRSurfaceDrm* DrmCreateSurface(int width, int height);
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void DrmDestroySurface(GRSurfaceDrm* surface);
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void DisableNonMainCrtcs(int fd, drmModeRes* resources, drmModeCrtc* main_crtc);
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drmModeConnector* FindMainMonitor(int fd, drmModeRes* resources, uint32_t* mode_index);
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GRSurfaceDrm* GRSurfaceDrms[2];
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int current_buffer;
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drmModeCrtc* main_monitor_crtc;
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drmModeConnector* main_monitor_connector;
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int drm_fd;
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};
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#endif // _GRAPHICS_DRM_H_
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