The Tor Browser: gfx/layers/RenderTrace.cpp@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-

     2  * This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "RenderTrace.h"

     8 // If rendertrace is off let's no compile this code

     9 #ifdef MOZ_RENDERTRACE

    10 #include "Layers.h"

    13 namespace mozilla {

    14 namespace layers {

    16 static int colorId = 0;

    18 static gfx3DMatrix GetRootTransform(Layer *aLayer) {

    19   gfx3DMatrix layerTrans = aLayer->GetTransform();

    20   layerTrans.ProjectTo2D();

    21   if (aLayer->GetParent() != nullptr) {

    22     return GetRootTransform(aLayer->GetParent()) * layerTrans;

    23   }

    24   return layerTrans;

    25 }

    27 void RenderTraceLayers(Layer *aLayer, const char *aColor, const gfx3DMatrix aRootTransform, bool aReset) {

    28   if (!aLayer)

    29     return;

    31   gfx3DMatrix trans = aRootTransform * aLayer->GetTransform();

    32   trans.ProjectTo2D();

    33   nsIntRect clipRect = aLayer->GetEffectiveVisibleRegion().GetBounds();

    34   gfxRect rect(clipRect.x, clipRect.y, clipRect.width, clipRect.height);

    35   trans.TransformBounds(rect);

    37   if (strcmp(aLayer->Name(), "ContainerLayer") != 0 &&

    38       strcmp(aLayer->Name(), "ContainerLayerComposite") != 0) {

    39     printf_stderr("%s RENDERTRACE %u rect #%02X%s %i %i %i %i\n",

    40       aLayer->Name(), (int)PR_IntervalNow(),

    41       colorId, aColor,

    42       (int)rect.x, (int)rect.y, (int)rect.width, (int)rect.height);

    43   }

    45   colorId++;

    47   for (Layer* child = aLayer->GetFirstChild();

    48         child; child = child->GetNextSibling()) {

    49     RenderTraceLayers(child, aColor, aRootTransform, false);

    50   }

    52   if (aReset) colorId = 0;

    53 }

    55 void RenderTraceInvalidateStart(Layer *aLayer, const char *aColor, const nsIntRect aRect) {

    56   gfx3DMatrix trans = GetRootTransform(aLayer);

    57   gfxRect rect(aRect.x, aRect.y, aRect.width, aRect.height);

    58   trans.TransformBounds(rect);

    60   printf_stderr("%s RENDERTRACE %u fillrect #%s %i %i %i %i\n",

    61     aLayer->Name(), (int)PR_IntervalNow(),

    62     aColor,

    63     (int)rect.x, (int)rect.y, (int)rect.width, (int)rect.height);

    64 }

    65 void RenderTraceInvalidateEnd(Layer *aLayer, const char *aColor) {

    66   // Clear with an empty rect

    67   RenderTraceInvalidateStart(aLayer, aColor, nsIntRect());

    68 }

    70 void renderTraceEventStart(const char *aComment, const char *aColor) {

    71   printf_stderr("%s RENDERTRACE %u fillrect #%s 0 0 10 10\n",

    72     aComment, (int)PR_IntervalNow(), aColor);

    73 }

    75 void renderTraceEventEnd(const char *aComment, const char *aColor) {

    76   printf_stderr("%s RENDERTRACE %u fillrect #%s 0 0 0 0\n",

    77     aComment, (int)PR_IntervalNow(), aColor);

    78 }

    80 void renderTraceEventEnd(const char *aColor) {

    81   renderTraceEventEnd("", aColor);

    82 }

    84 }

    85 }

    87 #endif

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