71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
/*
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* Copyright (C) 2016 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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#define ATRACE_TAG ATRACE_TAG_GRAPHICS
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#define LOG_TAG "hwc-drm-utils"
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#include <log/log.h>
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#include <ui/Gralloc.h>
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#include <ui/GraphicBufferMapper.h>
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#include "bufferinfo/BufferInfoGetter.h"
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#include "drm/DrmFbImporter.h"
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#include "drmhwcomposer.h"
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#define UNUSED(x) (void)(x)
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namespace android {
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int DrmHwcLayer::ImportBuffer(DrmDevice *drmDevice) {
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buffer_info = hwc_drm_bo_t{};
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int ret = BufferInfoGetter::GetInstance()->ConvertBoInfo(sf_handle,
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&buffer_info);
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if (ret) {
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ALOGE("Failed to convert buffer info %d", ret);
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return ret;
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}
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FbIdHandle = drmDevice->GetDrmFbImporter().GetOrCreateFbId(&buffer_info);
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if (!FbIdHandle) {
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ALOGE("Failed to import buffer");
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return -EINVAL;
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}
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return 0;
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}
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void DrmHwcLayer::SetTransform(int32_t sf_transform) {
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transform = 0;
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// 270* and 180* cannot be combined with flips. More specifically, they
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// already contain both horizontal and vertical flips, so those fields are
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// redundant in this case. 90* rotation can be combined with either horizontal
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// flip or vertical flip, so treat it differently
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if (sf_transform == HWC_TRANSFORM_ROT_270) {
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transform = DrmHwcTransform::kRotate270;
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} else if (sf_transform == HWC_TRANSFORM_ROT_180) {
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transform = DrmHwcTransform::kRotate180;
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} else {
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if (sf_transform & HWC_TRANSFORM_FLIP_H)
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transform |= DrmHwcTransform::kFlipH;
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if (sf_transform & HWC_TRANSFORM_FLIP_V)
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transform |= DrmHwcTransform::kFlipV;
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if (sf_transform & HWC_TRANSFORM_ROT_90)
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transform |= DrmHwcTransform::kRotate90;
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}
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}
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} // namespace android
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