Source code
Revision control
Copy as Markdown
Other Tools
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "RenderCompositor.h"
#include "gfxConfig.h"
#include "gfxPlatform.h"
#include "GLContext.h"
#include "mozilla/StaticPrefs_gfx.h"
#include "mozilla/gfx/Logging.h"
#include "mozilla/gfx/gfxVars.h"
#include "mozilla/layers/SyncObject.h"
#include "mozilla/webrender/RenderCompositorLayersSWGL.h"
#include "mozilla/webrender/RenderCompositorOGL.h"
#include "mozilla/webrender/RenderCompositorSWGL.h"
#include "mozilla/widget/CompositorWidget.h"
#ifdef XP_WIN
# include "mozilla/webrender/RenderCompositorANGLE.h"
# include "mozilla/widget/WinCompositorWidget.h"
#endif
#if defined(MOZ_WIDGET_ANDROID) || defined(MOZ_WIDGET_GTK)
# include "mozilla/webrender/RenderCompositorEGL.h"
#endif
#ifdef MOZ_WAYLAND
# include "mozilla/webrender/RenderCompositorNative.h"
#endif
#ifdef XP_DARWIN
# include "mozilla/webrender/RenderCompositorNative.h"
#endif
namespace mozilla::wr {
void wr_compositor_add_surface(void* aCompositor, wr::NativeSurfaceId aId,
const wr::CompositorSurfaceTransform* aTransform,
wr::DeviceIntRect aClipRect,
wr::ImageRendering aImageRendering) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->AddSurface(aId, *aTransform, aClipRect, aImageRendering);
}
void wr_compositor_begin_frame(void* aCompositor) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->CompositorBeginFrame();
}
void wr_compositor_bind(void* aCompositor, wr::NativeTileId aId,
wr::DeviceIntPoint* aOffset, uint32_t* aFboId,
wr::DeviceIntRect aDirtyRect,
wr::DeviceIntRect aValidRect) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->Bind(aId, aOffset, aFboId, aDirtyRect, aValidRect);
}
void wr_compositor_create_surface(void* aCompositor, wr::NativeSurfaceId aId,
wr::DeviceIntPoint aVirtualOffset,
wr::DeviceIntSize aTileSize, bool aIsOpaque) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->CreateSurface(aId, aVirtualOffset, aTileSize, aIsOpaque);
}
void wr_compositor_create_external_surface(void* aCompositor,
wr::NativeSurfaceId aId,
bool aIsOpaque) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->CreateExternalSurface(aId, aIsOpaque);
}
void wr_compositor_create_backdrop_surface(void* aCompositor,
wr::NativeSurfaceId aId,
wr::ColorF aColor) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->CreateBackdropSurface(aId, aColor);
}
void wr_compositor_create_tile(void* aCompositor, wr::NativeSurfaceId aId,
int32_t aX, int32_t aY) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->CreateTile(aId, aX, aY);
}
void wr_compositor_destroy_tile(void* aCompositor, wr::NativeSurfaceId aId,
int32_t aX, int32_t aY) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->DestroyTile(aId, aX, aY);
}
void wr_compositor_destroy_surface(void* aCompositor, NativeSurfaceId aId) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->DestroySurface(aId);
}
void wr_compositor_attach_external_image(void* aCompositor,
wr::NativeSurfaceId aId,
wr::ExternalImageId aExternalImage) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->AttachExternalImage(aId, aExternalImage);
}
void wr_compositor_start_compositing(void* aCompositor, wr::ColorF aClearColor,
const wr::DeviceIntRect* aDirtyRects,
size_t aNumDirtyRects,
const wr::DeviceIntRect* aOpaqueRects,
size_t aNumOpaqueRects) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->StartCompositing(aClearColor, aDirtyRects, aNumDirtyRects,
aOpaqueRects, aNumOpaqueRects);
}
void wr_compositor_end_frame(void* aCompositor) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->CompositorEndFrame();
}
void wr_compositor_enable_native_compositor(void* aCompositor, bool aEnable) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->EnableNativeCompositor(aEnable);
}
void wr_compositor_get_capabilities(void* aCompositor,
CompositorCapabilities* aCaps) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->GetCompositorCapabilities(aCaps);
}
void wr_compositor_get_window_visibility(void* aCompositor,
WindowVisibility* aVisibility) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->GetWindowVisibility(aVisibility);
}
void wr_compositor_unbind(void* aCompositor) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->Unbind();
}
void wr_compositor_deinit(void* aCompositor) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->DeInit();
}
void wr_compositor_map_tile(void* aCompositor, wr::NativeTileId aId,
wr::DeviceIntRect aDirtyRect,
wr::DeviceIntRect aValidRect, void** aData,
int32_t* aStride) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->MapTile(aId, aDirtyRect, aValidRect, aData, aStride);
}
void wr_compositor_unmap_tile(void* aCompositor) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->UnmapTile();
}
void wr_partial_present_compositor_set_buffer_damage_region(
void* aCompositor, const wr::DeviceIntRect* aRects, size_t aNRects) {
RenderCompositor* compositor = static_cast<RenderCompositor*>(aCompositor);
compositor->SetBufferDamageRegion(aRects, aNRects);
}
/* static */
UniquePtr<RenderCompositor> RenderCompositor::Create(
const RefPtr<widget::CompositorWidget>& aWidget, nsACString& aError) {
if (aWidget->GetCompositorOptions().UseSoftwareWebRender()) {
#ifdef XP_DARWIN
// Mac uses NativeLayerCA
if (!gfxPlatform::IsHeadless()) {
return RenderCompositorNativeSWGL::Create(aWidget, aError);
}
#elif defined(MOZ_WAYLAND)
if (gfx::gfxVars::UseWebRenderCompositor()) {
return RenderCompositorNativeSWGL::Create(aWidget, aError);
}
#endif
UniquePtr<RenderCompositor> comp =
RenderCompositorLayersSWGL::Create(aWidget, aError);
if (comp) {
return comp;
}
#if defined(MOZ_WIDGET_ANDROID)
// On Android, we do not want to fallback from RenderCompositorOGLSWGL to
// RenderCompositorSWGL.
if (aWidget->GetCompositorOptions().AllowSoftwareWebRenderOGL()) {
return nullptr;
}
#endif
return RenderCompositorSWGL::Create(aWidget, aError);
}
#ifdef XP_WIN
if (gfx::gfxVars::UseWebRenderANGLE()) {
return RenderCompositorANGLE::Create(aWidget, aError);
}
#endif
#if defined(MOZ_WAYLAND)
if (gfx::gfxVars::UseWebRenderCompositor()) {
return RenderCompositorNativeOGL::Create(aWidget, aError);
}
#endif
#if defined(MOZ_WIDGET_ANDROID) || defined(MOZ_WIDGET_GTK)
UniquePtr<RenderCompositor> eglCompositor =
RenderCompositorEGL::Create(aWidget, aError);
if (eglCompositor) {
return eglCompositor;
}
#endif
#if defined(MOZ_WIDGET_ANDROID)
// RenderCompositorOGL is not used on android
return nullptr;
#elif defined(XP_DARWIN)
// Mac uses NativeLayerCA
return RenderCompositorNativeOGL::Create(aWidget, aError);
#else
return RenderCompositorOGL::Create(aWidget, aError);
#endif
}
RenderCompositor::RenderCompositor(
const RefPtr<widget::CompositorWidget>& aWidget)
: mWidget(aWidget) {}
RenderCompositor::~RenderCompositor() = default;
bool RenderCompositor::MakeCurrent() { return gl()->MakeCurrent(); }
void RenderCompositor::GetCompositorCapabilities(
CompositorCapabilities* aCaps) {
if (StaticPrefs::gfx_webrender_compositor_max_update_rects_AtStartup() > 0) {
aCaps->max_update_rects = 1;
} else {
aCaps->max_update_rects = 0;
}
}
void RenderCompositor::GetWindowVisibility(WindowVisibility* aVisibility) {
#ifdef XP_WIN
auto* widget = mWidget->AsWindows();
if (!widget) {
return;
}
aVisibility->size_mode = ToWrWindowSizeMode(widget->GetWindowSizeMode());
aVisibility->is_fully_occluded = widget->GetWindowIsFullyOccluded();
#endif
}
GLenum RenderCompositor::IsContextLost(bool aForce) {
auto* glc = gl();
// GetGraphicsResetStatus may trigger an implicit MakeCurrent if robustness
// is not supported, so unless we are forcing, pass on the check.
if (!glc || (!aForce && !glc->IsSupported(gl::GLFeature::robustness))) {
return LOCAL_GL_NO_ERROR;
}
auto resetStatus = glc->fGetGraphicsResetStatus();
switch (resetStatus) {
case LOCAL_GL_NO_ERROR:
break;
case LOCAL_GL_INNOCENT_CONTEXT_RESET_ARB:
NS_WARNING("Device reset due to system / different context");
break;
case LOCAL_GL_PURGED_CONTEXT_RESET_NV:
NS_WARNING("Device reset due to NV video memory purged");
break;
case LOCAL_GL_GUILTY_CONTEXT_RESET_ARB:
gfxCriticalError() << "Device reset due to WR context";
break;
case LOCAL_GL_UNKNOWN_CONTEXT_RESET_ARB:
gfxCriticalNote << "Device reset may be due to WR context";
break;
default:
gfxCriticalError() << "Device reset with WR context unexpected status: "
<< gfx::hexa(resetStatus);
break;
}
return resetStatus;
}
} // namespace mozilla::wr