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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/canvas/WebGLQuery.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/WebGLQuery.h')
-rw-r--r-- | dom/canvas/WebGLQuery.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/dom/canvas/WebGLQuery.h b/dom/canvas/WebGLQuery.h new file mode 100644 index 0000000000..9480e4acde --- /dev/null +++ b/dom/canvas/WebGLQuery.h @@ -0,0 +1,54 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* 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 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef WEBGL_QUERY_H_ +#define WEBGL_QUERY_H_ + +#include "WebGLObjectModel.h" +#include "nsThreadUtils.h" + +namespace mozilla { +namespace webgl { +class AvailabilityRunnable; +} // namespace webgl + +class WebGLQuery final : public WebGLContextBoundObject { + friend class webgl::AvailabilityRunnable; + + MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(WebGLQuery, override) + + public: + const GLuint mGLName; + + private: + GLenum mTarget; + RefPtr<WebGLQuery>* mActiveSlot; + + bool mCanBeAvailable = false; // Track whether the event loop has spun + + //// + public: + GLenum Target() const { return mTarget; } + bool IsActive() const { return bool(mActiveSlot); } + + //// + + explicit WebGLQuery(WebGLContext* webgl); + + private: + ~WebGLQuery() override; + + public: + //// + + void BeginQuery(GLenum target, RefPtr<WebGLQuery>& slot); + void EndQuery(); + Maybe<double> GetQueryParameter(GLenum pname) const; + void QueryCounter(); +}; + +} // namespace mozilla + +#endif // WEBGL_QUERY_H_ |