summaryrefslogtreecommitdiffstats
path: root/dom/canvas
diff options
context:
space:
mode:
authorwolfbeast <mcwerewolf@wolfbeast.com>2019-07-19 19:08:25 +0200
committerwolfbeast <mcwerewolf@wolfbeast.com>2019-07-19 19:08:25 +0200
commit3f9e299b6ee9ec68eb41694703b939dab35e43a3 (patch)
tree7b903719c55703366c6c5068286e813e55af1d6d /dom/canvas
parentb0a8ed215774469e1d5476d670bb9e2ccbd23ed8 (diff)
downloadUXP-3f9e299b6ee9ec68eb41694703b939dab35e43a3.tar
UXP-3f9e299b6ee9ec68eb41694703b939dab35e43a3.tar.gz
UXP-3f9e299b6ee9ec68eb41694703b939dab35e43a3.tar.lz
UXP-3f9e299b6ee9ec68eb41694703b939dab35e43a3.tar.xz
UXP-3f9e299b6ee9ec68eb41694703b939dab35e43a3.zip
Truncate Buffer/Texture on GL_OOM.
Diffstat (limited to 'dom/canvas')
-rw-r--r--dom/canvas/WebGLBuffer.cpp1
-rw-r--r--dom/canvas/WebGLRenderbuffer.cpp10
-rw-r--r--dom/canvas/WebGLTexture.cpp8
-rw-r--r--dom/canvas/WebGLTexture.h1
-rw-r--r--dom/canvas/WebGLTextureUpload.cpp8
5 files changed, 25 insertions, 3 deletions
diff --git a/dom/canvas/WebGLBuffer.cpp b/dom/canvas/WebGLBuffer.cpp
index 1eaf37ac4..02a8f649f 100644
--- a/dom/canvas/WebGLBuffer.cpp
+++ b/dom/canvas/WebGLBuffer.cpp
@@ -134,6 +134,7 @@ WebGLBuffer::BufferData(GLenum target, size_t size, const void* data, GLenum usa
if (error) {
MOZ_ASSERT(error == LOCAL_GL_OUT_OF_MEMORY);
mContext->ErrorOutOfMemory("%s: Error from driver: 0x%04x", funcName, error);
+ mByteLength = 0;
return;
}
} else {
diff --git a/dom/canvas/WebGLRenderbuffer.cpp b/dom/canvas/WebGLRenderbuffer.cpp
index ec076fdbb..32397dd1a 100644
--- a/dom/canvas/WebGLRenderbuffer.cpp
+++ b/dom/canvas/WebGLRenderbuffer.cpp
@@ -215,6 +215,16 @@ WebGLRenderbuffer::RenderbufferStorage(const char* funcName, uint32_t samples,
if (error) {
const char* errorName = mContext->ErrorName(error);
mContext->GenerateWarning("%s generated error %s", funcName, errorName);
+ if (error == LOCAL_GL_OUT_OF_MEMORY) {
+ // Truncate.
+ mSamples = 0;
+ mFormat = nullptr;
+ mWidth = 0;
+ mHeight = 0;
+ mImageDataStatus = WebGLImageDataStatus::NoImageData;
+
+ InvalidateStatusOfAttachedFBs();
+ }
return;
}
diff --git a/dom/canvas/WebGLTexture.cpp b/dom/canvas/WebGLTexture.cpp
index 767ff610a..65bb71153 100644
--- a/dom/canvas/WebGLTexture.cpp
+++ b/dom/canvas/WebGLTexture.cpp
@@ -51,8 +51,6 @@ WebGLTexture::ImageInfo::Clear()
WebGLTexture::ImageInfo&
WebGLTexture::ImageInfo::operator =(const ImageInfo& a)
{
- MOZ_ASSERT(a.IsDefined());
-
Mutable(mFormat) = a.mFormat;
Mutable(mWidth) = a.mWidth;
Mutable(mHeight) = a.mHeight;
@@ -1216,6 +1214,12 @@ WebGLTexture::TexParameter(TexTarget texTarget, GLenum pname, const FloatOrInt&
mContext->gl->fTexParameterf(texTarget.get(), pname, clamped.f);
}
+void WebGLTexture::Truncate() {
+ for (auto& cur : mImageInfoArr) {
+ SetImageInfo(&cur, ImageInfo());
+ }
+}
+
////////////////////////////////////////////////////////////////////////////////
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(WebGLTexture)
diff --git a/dom/canvas/WebGLTexture.h b/dom/canvas/WebGLTexture.h
index 66e781f23..8d3024590 100644
--- a/dom/canvas/WebGLTexture.h
+++ b/dom/canvas/WebGLTexture.h
@@ -386,6 +386,7 @@ public:
bool* const out_initFailed);
bool IsMipmapCubeComplete() const;
+ void Truncate();
bool IsCubeMap() const { return (mTarget == LOCAL_GL_TEXTURE_CUBE_MAP); }
diff --git a/dom/canvas/WebGLTextureUpload.cpp b/dom/canvas/WebGLTextureUpload.cpp
index 3839b5d5e..ae60d2a2b 100644
--- a/dom/canvas/WebGLTextureUpload.cpp
+++ b/dom/canvas/WebGLTextureUpload.cpp
@@ -1178,6 +1178,7 @@ WebGLTexture::TexStorage(const char* funcName, TexTarget target, GLsizei levels,
if (error == LOCAL_GL_OUT_OF_MEMORY) {
mContext->ErrorOutOfMemory("%s: Ran out of memory during texture allocation.",
funcName);
+ Truncate();
return;
}
if (error) {
@@ -1310,6 +1311,7 @@ WebGLTexture::TexImage(const char* funcName, TexImageTarget target, GLint level,
if (glError == LOCAL_GL_OUT_OF_MEMORY) {
mContext->ErrorOutOfMemory("%s: Driver ran out of memory during upload.",
funcName);
+ Truncate();
return;
}
@@ -1398,6 +1400,7 @@ WebGLTexture::TexSubImage(const char* funcName, TexImageTarget target, GLint lev
if (glError == LOCAL_GL_OUT_OF_MEMORY) {
mContext->ErrorOutOfMemory("%s: Driver ran out of memory during upload.",
funcName);
+ Truncate();
return;
}
@@ -1514,6 +1517,7 @@ WebGLTexture::CompressedTexImage(const char* funcName, TexImageTarget target, GL
blob->mAvailBytes, blob->mPtr);
if (error == LOCAL_GL_OUT_OF_MEMORY) {
mContext->ErrorOutOfMemory("%s: Ran out of memory during upload.", funcName);
+ Truncate();
return;
}
if (error) {
@@ -1664,6 +1668,7 @@ WebGLTexture::CompressedTexSubImage(const char* funcName, TexImageTarget target,
blob->mAvailBytes, blob->mPtr);
if (error == LOCAL_GL_OUT_OF_MEMORY) {
mContext->ErrorOutOfMemory("%s: Ran out of memory during upload.", funcName);
+ Truncate();
return;
}
if (error) {
@@ -1992,7 +1997,7 @@ WebGLTexture::ValidateCopyTexImageForFeedback(const char* funcName, uint32_t lev
static bool
DoCopyTexOrSubImage(WebGLContext* webgl, const char* funcName, bool isSubImage,
- const WebGLTexture* tex, TexImageTarget target, GLint level,
+ WebGLTexture* tex, TexImageTarget target, GLint level,
GLint xWithinSrc, GLint yWithinSrc,
uint32_t srcTotalWidth, uint32_t srcTotalHeight,
const webgl::FormatUsageInfo* srcUsage,
@@ -2069,6 +2074,7 @@ DoCopyTexOrSubImage(WebGLContext* webgl, const char* funcName, bool isSubImage,
if (error == LOCAL_GL_OUT_OF_MEMORY) {
webgl->ErrorOutOfMemory("%s: Ran out of memory during texture copy.", funcName);
+ tex->Truncate();
return false;
}