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Revert "Bug 1388020. r=nical, a=RyanVM"

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This reverts commit e7189e33f533f9b974b22c2110b522a13bc4c7f6.
This commit is contained in:
wolfbeast 2018-08-30 12:36:03 +02:00 • committed by Roy Tam
commit 1524999194
6 changed files with 6 additions and 41 deletions
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31
gfx/gl/GLUploadHelpers.cpp
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@ -27,23 +27,6 @@ DataOffset(const IntPoint& aPoint, int32_t aStride, SurfaceFormat aFormat)
return data;
}
static bool
CheckUploadBounds(const IntSize& aDst, const IntSize& aSrc, const IntPoint& aOffset)
{
if (aOffset.x < 0 || aOffset.y < 0 ||
aOffset.x >= aSrc.width ||
aOffset.y >= aSrc.height) {
MOZ_ASSERT_UNREACHABLE("Offset outside source bounds");
return false;
}
if (aDst.width > (aSrc.width - aOffset.x) ||
aDst.height > (aSrc.height - aOffset.y)) {
MOZ_ASSERT_UNREACHABLE("Source has insufficient data");
return false;
}
return true;
}
static GLint GetAddressAlignment(ptrdiff_t aAddress)
{
if (!(aAddress & 0x7)) {
@ -392,7 +375,6 @@ TexImage2DHelper(GLContext* gl,
SurfaceFormat
UploadImageDataToTexture(GLContext* gl,
unsigned char* aData,
const gfx::IntSize& aDataSize,
int32_t aStride,
SurfaceFormat aFormat,
const nsIntRegion& aDstRegion,
@ -516,10 +498,6 @@ UploadImageDataToTexture(GLContext* gl,
// Upload each rect in the region to the texture
for (auto iter = aDstRegion.RectIter(); !iter.Done(); iter.Next()) {
const IntRect& rect = iter.Get();
if (!CheckUploadBounds(rect.Size(), aDataSize, rect.TopLeft())) {
return SurfaceFormat::UNKNOWN;
}
const unsigned char* rectData =
aData + DataOffset(rect.TopLeft(), aStride, aFormat);
@ -556,17 +534,10 @@ UploadSurfaceToTexture(GLContext* gl,
int32_t stride = aSurface->Stride();
SurfaceFormat format = aSurface->GetFormat();
gfx::IntSize size = aSurface->GetSize();
if (!CheckUploadBounds(aSize, size, aSrcPoint)) {
return SurfaceFormat::UNKNOWN;
}
unsigned char* data = aSurface->GetData() +
DataOffset(aSrcPoint, stride, format);
size.width -= aSrcPoint.x;
size.height -= aSrcPoint.y;
return UploadImageDataToTexture(gl, data, size, stride, format,
return UploadImageDataToTexture(gl, data, stride, format,
aDstRegion, aTexture, aSize,
aOutUploadSize, aNeedInit,
aTextureUnit, aTextureTarget);