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author | wolfbeast <mcwerewolf@gmail.com> | 2018-05-12 11:09:44 +0200 |
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committer | wolfbeast <mcwerewolf@gmail.com> | 2018-05-12 11:09:44 +0200 |
commit | cfe5ef4ac7cd59f094b538252161ad74223c47da (patch) | |
tree | e5c0ee7e70db84bd2bfc6062784006769e9df730 /widget/gonk/HwcUtils.cpp | |
parent | 28cf922aa9af4d4b8e0a3ce91dc1270a55986909 (diff) | |
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Remove Gonk build directories
Diffstat (limited to 'widget/gonk/HwcUtils.cpp')
-rw-r--r-- | widget/gonk/HwcUtils.cpp | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/widget/gonk/HwcUtils.cpp b/widget/gonk/HwcUtils.cpp deleted file mode 100644 index a8f030f3c..000000000 --- a/widget/gonk/HwcUtils.cpp +++ /dev/null @@ -1,169 +0,0 @@ -/* - * Copyright (c) 2013 The Linux Foundation. All rights reserved. - * - * 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. - */ - -#include <android/log.h> -#include "HwcUtils.h" -#include "gfxUtils.h" -#include "gfx2DGlue.h" - -#define LOG_TAG "HwcUtils" - -#if (LOG_NDEBUG == 0) -#define LOGD(args...) __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, ## args) -#else -#define LOGD(args...) ((void)0) -#endif - -#define LOGE(args...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, ## args) - - -namespace mozilla { - -/* Utility functions for HwcComposer */ - - - -/* static */ bool -HwcUtils::PrepareLayerRects(nsIntRect aVisible, - const gfx::Matrix& aLayerTransform, - const gfx::Matrix& aLayerBufferTransform, - nsIntRect aClip, nsIntRect aBufferRect, - bool aYFlipped, - hwc_rect_t* aSourceCrop, hwc_rect_t* aVisibleRegionScreen) { - - gfxMatrix aTransform = gfx::ThebesMatrix(aLayerTransform); - gfxRect visibleRect(ThebesRect(aVisible)); - gfxRect clip(ThebesRect(aClip)); - gfxRect visibleRectScreen = aTransform.TransformBounds(visibleRect); - // |clip| is guaranteed to be integer - visibleRectScreen.IntersectRect(visibleRectScreen, clip); - - if (visibleRectScreen.IsEmpty()) { - return false; - } - - gfxMatrix inverse = gfx::ThebesMatrix(aLayerBufferTransform); - inverse.Invert(); - gfxRect crop = inverse.TransformBounds(visibleRectScreen); - - //clip to buffer size - crop.IntersectRect(crop, ThebesRect(aBufferRect)); - crop.Round(); - - if (crop.IsEmpty()) { - return false; - } - - //propagate buffer clipping back to visible rect - gfxMatrix layerBufferTransform = gfx::ThebesMatrix(aLayerBufferTransform); - visibleRectScreen = layerBufferTransform.TransformBounds(crop); - visibleRectScreen.Round(); - - // Map from layer space to buffer space - crop -= aBufferRect.TopLeft(); - if (aYFlipped) { - crop.y = aBufferRect.height - (crop.y + crop.height); - } - - aSourceCrop->left = crop.x; - aSourceCrop->top = crop.y; - aSourceCrop->right = crop.x + crop.width; - aSourceCrop->bottom = crop.y + crop.height; - - aVisibleRegionScreen->left = visibleRectScreen.x; - aVisibleRegionScreen->top = visibleRectScreen.y; - aVisibleRegionScreen->right = visibleRectScreen.x + visibleRectScreen.width; - aVisibleRegionScreen->bottom = visibleRectScreen.y + visibleRectScreen.height; - - return true; -} - -/* static */ bool -HwcUtils::PrepareVisibleRegion(const nsIntRegion& aVisible, - const gfx::Matrix& aLayerTransform, - const gfx::Matrix& aLayerBufferTransform, - nsIntRect aClip, nsIntRect aBufferRect, - RectVector* aVisibleRegionScreen, - bool& aIsVisible) { - const float MIN_SRC_WIDTH = 2.f; - const float MIN_SRC_HEIGHT = 2.f; - - gfxMatrix layerTransform = gfx::ThebesMatrix(aLayerTransform); - gfxMatrix layerBufferTransform = gfx::ThebesMatrix(aLayerBufferTransform); - gfxRect bufferRect = - layerBufferTransform.TransformBounds(ThebesRect(aBufferRect)); - gfxMatrix inverse = gfx::ThebesMatrix(aLayerBufferTransform); - inverse.Invert(); - aIsVisible = false; - - for (auto iter = aVisible.RectIter(); !iter.Done(); iter.Next()) { - gfxRect screenRect = - layerTransform.TransformBounds(ThebesRect(iter.Get())); - screenRect.IntersectRect(screenRect, bufferRect); - screenRect.IntersectRect(screenRect, ThebesRect(aClip)); - screenRect.Round(); - if (screenRect.IsEmpty()) { - continue; - } - - hwc_rect_t visibleRectScreen; - visibleRectScreen.left = screenRect.x; - visibleRectScreen.top = screenRect.y; - visibleRectScreen.right = screenRect.XMost(); - visibleRectScreen.bottom = screenRect.YMost(); - - gfxRect srcCrop = inverse.TransformBounds(screenRect); - // When src crop is very small, HWC could not render correctly in some cases. - // See Bug 1169093 - if(srcCrop.Width() < MIN_SRC_WIDTH || srcCrop.Height() < MIN_SRC_HEIGHT) { - return false; - } - - aVisibleRegionScreen->push_back(visibleRectScreen); - aIsVisible = true; - } - - return true; -} - -/* static */ bool -HwcUtils::CalculateClipRect(const gfx::Matrix& transform, - const nsIntRect* aLayerClip, - nsIntRect aParentClip, nsIntRect* aRenderClip) { - - gfxMatrix aTransform = gfx::ThebesMatrix(transform); - *aRenderClip = aParentClip; - - if (!aLayerClip) { - return true; - } - - if (aLayerClip->IsEmpty()) { - return false; - } - - nsIntRect clip = *aLayerClip; - - gfxRect r = ThebesRect(clip); - gfxRect trClip = aTransform.TransformBounds(r); - trClip.Round(); - gfxUtils::GfxRectToIntRect(trClip, &clip); - - aRenderClip->IntersectRect(*aRenderClip, clip); - return true; -} - -} // namespace mozilla |