diff options
Diffstat (limited to 'services/surfaceflinger/LayerRejecter.cpp')
| -rw-r--r-- | services/surfaceflinger/LayerRejecter.cpp | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/services/surfaceflinger/LayerRejecter.cpp b/services/surfaceflinger/LayerRejecter.cpp deleted file mode 100644 index 1c0263ba0b..0000000000 --- a/services/surfaceflinger/LayerRejecter.cpp +++ /dev/null @@ -1,143 +0,0 @@ -/* - * Copyright (C) 2011 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. - */ - -// TODO(b/129481165): remove the #pragma below and fix conversion issues -#pragma clang diagnostic push -#pragma clang diagnostic ignored "-Wconversion" - -#include "LayerRejecter.h" - -#include <gui/BufferItem.h> -#include <system/window.h> - -#define DEBUG_RESIZE 0 - -namespace android { - -LayerRejecter::LayerRejecter(Layer::State& front, Layer::State& current, - bool& recomputeVisibleRegions, bool stickySet, const std::string& name, - bool transformToDisplayInverse) - : mFront(front), - mCurrent(current), - mRecomputeVisibleRegions(recomputeVisibleRegions), - mStickyTransformSet(stickySet), - mName(name), - mTransformToDisplayInverse(transformToDisplayInverse) {} - -bool LayerRejecter::reject(const sp<GraphicBuffer>& buf, const BufferItem& item) { - if (buf == nullptr) { - return false; - } - - uint32_t bufWidth = buf->getWidth(); - uint32_t bufHeight = buf->getHeight(); - - // check that we received a buffer of the right size - // (Take the buffer's orientation into account) - if (item.mTransform & ui::Transform::ROT_90) { - std::swap(bufWidth, bufHeight); - } - - if (mTransformToDisplayInverse) { - uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags(); - if (invTransform & ui::Transform::ROT_90) { - std::swap(bufWidth, bufHeight); - } - } - - int actualScalingMode = item.mScalingMode; - bool isFixedSize = actualScalingMode != NATIVE_WINDOW_SCALING_MODE_FREEZE; - if (mFront.active_legacy != mFront.requested_legacy) { - if (isFixedSize || - (bufWidth == mFront.requested_legacy.w && bufHeight == mFront.requested_legacy.h)) { - // Here we pretend the transaction happened by updating the - // current and drawing states. Drawing state is only accessed - // in this thread, no need to have it locked - mFront.active_legacy = mFront.requested_legacy; - - // We also need to update the current state so that - // we don't end-up overwriting the drawing state with - // this stale current state during the next transaction - // - // NOTE: We don't need to hold the transaction lock here - // because State::active_legacy is only accessed from this thread. - mCurrent.active_legacy = mFront.active_legacy; - mCurrent.modified = true; - - // recompute visible region - mRecomputeVisibleRegions = true; - - if (mFront.crop != mFront.requestedCrop) { - mFront.crop = mFront.requestedCrop; - mCurrent.crop = mFront.requestedCrop; - mRecomputeVisibleRegions = true; - } - } - - ALOGD_IF(DEBUG_RESIZE, - "[%s] latchBuffer/reject: buffer (%ux%u, tr=%02x), scalingMode=%d\n" - " drawing={ active_legacy ={ wh={%4u,%4u} crop={%4d,%4d,%4d,%4d} " - "(%4d,%4d) " - "}\n" - " requested_legacy={ wh={%4u,%4u} }}\n", - mName.c_str(), bufWidth, bufHeight, item.mTransform, item.mScalingMode, - mFront.active_legacy.w, mFront.active_legacy.h, mFront.crop.left, mFront.crop.top, - mFront.crop.right, mFront.crop.bottom, mFront.crop.getWidth(), - mFront.crop.getHeight(), mFront.requested_legacy.w, mFront.requested_legacy.h); - } - - if (!isFixedSize && !mStickyTransformSet) { - if (mFront.active_legacy.w != bufWidth || mFront.active_legacy.h != bufHeight) { - // reject this buffer - ALOGE("[%s] rejecting buffer: " - "bufWidth=%d, bufHeight=%d, front.active_legacy.{w=%d, h=%d}", - mName.c_str(), bufWidth, bufHeight, mFront.active_legacy.w, - mFront.active_legacy.h); - return true; - } - } - - // if the transparent region has changed (this test is - // conservative, but that's fine, worst case we're doing - // a bit of extra work), we latch the new one and we - // trigger a visible-region recompute. - // - // We latch the transparent region here, instead of above where we latch - // the rest of the geometry because it is only content but not necessarily - // resize dependent. - if (!mFront.activeTransparentRegion_legacy.hasSameRects( - mFront.requestedTransparentRegion_legacy)) { - mFront.activeTransparentRegion_legacy = mFront.requestedTransparentRegion_legacy; - - // We also need to update the current state so that - // we don't end-up overwriting the drawing state with - // this stale current state during the next transaction - // - // NOTE: We don't need to hold the transaction lock here - // because State::active_legacy is only accessed from this thread. - mCurrent.activeTransparentRegion_legacy = mFront.activeTransparentRegion_legacy; - - // recompute visible region - mRecomputeVisibleRegions = true; - } - - return false; -} - -} // namespace android - -// TODO(b/129481165): remove the #pragma below and fix conversion issues -#pragma clang diagnostic pop // ignored "-Wconversion" |