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Bug 952977: More gfx::Matrix cleanup in layers code r=nical

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This commit is contained in:
David Zbarsky 2014-07-29 19:18:48 -04:00
parent baa11d532d
commit 1a3bf299ea
2 changed files with 25 additions and 28 deletions
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17
gfx/layers/basic/BasicCompositor.cpp
View File

@ -154,7 +154,7 @@ DrawSurfaceWithTextureCoords(DrawTarget *aDest,
}
static pixman_transform
Matrix3DToPixman(const gfx3DMatrix& aMatrix)
Matrix4x4ToPixman(const Matrix4x4& aMatrix)
{
pixman_f_transform transform;
@ -177,7 +177,7 @@ Matrix3DToPixman(const gfx3DMatrix& aMatrix)
static void
PixmanTransform(DataSourceSurface* aDest,
DataSourceSurface* aSource,
const gfx3DMatrix& aTransform,
const Matrix4x4& aTransform,
const Point& aDestOffset)
{
IntSize destSize = aDest->GetSize();
@ -196,7 +196,7 @@ PixmanTransform(DataSourceSurface* aDest,
NS_ABORT_IF_FALSE(src && dest, "Failed to create pixman images?");
pixman_transform pixTransform = Matrix3DToPixman(aTransform);
pixman_transform pixTransform = Matrix4x4ToPixman(aTransform);
pixman_transform pixTransformInverted;
// If the transform is singular then nothing would be drawn anyway, return here
@ -249,7 +249,7 @@ BasicCompositor::DrawQuad(const gfx::Rect& aRect,
Matrix newTransform;
Rect transformBounds;
gfx3DMatrix new3DTransform;
Matrix4x4 new3DTransform;
IntPoint offset = mRenderTarget->GetOrigin();
if (aTransform.Is2D()) {
@ -266,11 +266,10 @@ BasicCompositor::DrawQuad(const gfx::Rect& aRect,
dest->SetTransform(destTransform);
// Get the bounds post-transform.
new3DTransform = To3DMatrix(aTransform);
gfxRect bounds = new3DTransform.TransformBounds(ThebesRect(aRect));
bounds.IntersectRect(bounds, gfxRect(offset.x, offset.y, buffer->GetSize().width, buffer->GetSize().height));
new3DTransform = aTransform;
Rect transformBounds = new3DTransform.TransformBounds(aRect);
transformBounds.IntersectRect(transformBounds, Rect(offset.x, offset.y, buffer->GetSize().width, buffer->GetSize().height));
transformBounds = ToRect(bounds);
transformBounds.RoundOut();
// Propagate the coordinate offset to our 2D draw target.
@ -278,7 +277,7 @@ BasicCompositor::DrawQuad(const gfx::Rect& aRect,
// When we apply the 3D transformation, we do it against a temporary
// surface, so undo the coordinate offset.
new3DTransform = gfx3DMatrix::Translation(aRect.x, aRect.y, 0) * new3DTransform;
new3DTransform = Matrix4x4().Translate(aRect.x, aRect.y, 0) * new3DTransform;
}
newTransform.PostTranslate(-offset.x, -offset.y);

36
gfx/layers/basic/BasicLayerManager.cpp
View File

@ -16,7 +16,6 @@
#include "RenderTrace.h" // for RenderTraceLayers, etc
#include "basic/BasicImplData.h" // for BasicImplData
#include "basic/BasicLayers.h" // for BasicLayerManager, etc
#include "gfx3DMatrix.h" // for gfx3DMatrix
#include "gfxASurface.h" // for gfxASurface, etc
#include "gfxColor.h" // for gfxRGBA
#include "gfxContext.h" // for gfxContext, etc
@ -609,7 +608,7 @@ BasicLayerManager::SetRoot(Layer* aLayer)
}
static pixman_transform
BasicLayerManager_Matrix3DToPixman(const gfx3DMatrix& aMatrix)
BasicLayerManager_Matrix4x4ToPixman(const Matrix4x4& aMatrix)
{
pixman_f_transform transform;
@ -632,8 +631,8 @@ BasicLayerManager_Matrix3DToPixman(const gfx3DMatrix& aMatrix)
static void
PixmanTransform(const gfxImageSurface* aDest,
RefPtr<DataSourceSurface> aSrc,
const gfx3DMatrix& aTransform,
gfxPoint aDestOffset)
const Matrix4x4& aTransform,
Point aDestOffset)
{
IntSize destSize = ToIntSize(aDest->GetSize());
pixman_image_t* dest = pixman_image_create_bits(aDest->Format() == gfxImageFormat::ARGB32 ? PIXMAN_a8r8g8b8 : PIXMAN_x8r8g8b8,
@ -651,7 +650,7 @@ PixmanTransform(const gfxImageSurface* aDest,
NS_ABORT_IF_FALSE(src && dest, "Failed to create pixman images?");
pixman_transform pixTransform = BasicLayerManager_Matrix3DToPixman(aTransform);
pixman_transform pixTransform = BasicLayerManager_Matrix4x4ToPixman(aTransform);
pixman_transform pixTransformInverted;
// If the transform is singular then nothing would be drawn anyway, return here
@ -680,7 +679,7 @@ PixmanTransform(const gfxImageSurface* aDest,
}
/**
* Transform a surface using a gfx3DMatrix and blit to the destination if
* Transform a surface using a Matrix4x4 and blit to the destination if
* it is efficient to do so.
*
* @param aSource Source surface.
@ -695,16 +694,16 @@ PixmanTransform(const gfxImageSurface* aDest,
static already_AddRefed<gfxASurface>
Transform3D(RefPtr<SourceSurface> aSource,
gfxContext* aDest,
const gfxRect& aBounds,
const gfx3DMatrix& aTransform,
gfxRect& aDestRect)
const Rect& aBounds,
const Matrix4x4& aTransform,
Rect& aDestRect)
{
// Find the transformed rectangle of our layer.
gfxRect offsetRect = aTransform.TransformBounds(aBounds);
Rect offsetRect = aTransform.TransformBounds(aBounds);
// Intersect the transformed layer with the destination rectangle.
// This is in device space since we have an identity transform set on aTarget.
aDestRect = aDest->GetClipExtents();
aDestRect = ToRect(aDest->GetClipExtents());
aDestRect.IntersectRect(aDestRect, offsetRect);
aDestRect.RoundOut();
@ -713,10 +712,10 @@ Transform3D(RefPtr<SourceSurface> aSource,
nsRefPtr<gfxImageSurface> destImage = new gfxImageSurface(gfxIntSize(aDestRect.width,
aDestRect.height),
gfxImageFormat::ARGB32);
gfxPoint offset = aDestRect.TopLeft();
Point offset = aDestRect.TopLeft();
// Include a translation to the correct origin.
gfx3DMatrix translation = gfx3DMatrix::Translation(aBounds.x, aBounds.y, 0);
Matrix4x4 translation = Matrix4x4().Translate(aBounds.x, aBounds.y, 0);
// Transform the content and offset it such that the content begins at the origin.
PixmanTransform(destImage, aSource->GetDataSurface(), translation * aTransform, offset);
@ -884,7 +883,7 @@ BasicLayerManager::PaintLayer(gfxContext* aTarget,
// Revert these changes when 725886 is ready
NS_ABORT_IF_FALSE(untransformedDT,
"We should always allocate an untransformed surface with 3d transforms!");
gfxRect destRect;
gfx::Rect destRect;
#ifdef DEBUG
if (aLayer->GetDebugColorIndex() != 0) {
gfxRGBA color((aLayer->GetDebugColorIndex() & 1) ? 1.0 : 0.0,
@ -897,18 +896,17 @@ BasicLayerManager::PaintLayer(gfxContext* aTarget,
temp->Paint();
}
#endif
gfx3DMatrix effectiveTransform = gfx::To3DMatrix(aLayer->GetEffectiveTransform());
nsRefPtr<gfxASurface> result =
Transform3D(untransformedDT->Snapshot(), aTarget, bounds,
effectiveTransform, destRect);
Transform3D(untransformedDT->Snapshot(), aTarget, ToRect(bounds),
aLayer->GetEffectiveTransform(), destRect);
if (result) {
aTarget->SetSource(result, destRect.TopLeft());
aTarget->SetSource(result, ThebesPoint(destRect.TopLeft()));
// Azure doesn't support EXTEND_NONE, so to avoid extending the edges
// of the source surface out to the current clip region, clip to
// the rectangle of the result surface now.
aTarget->NewPath();
aTarget->SnappedRectangle(destRect);
aTarget->SnappedRectangle(ThebesRect(destRect));
aTarget->Clip();
FlushGroup(paintLayerContext, needsClipToVisibleRegion);
}