mirror of
https://github.com/mozilla/gecko-dev.git
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129 lines
3.4 KiB
C++
129 lines
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "WebGLExtensions.h"
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#include "gfxPrefs.h"
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#include "GLContext.h"
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#include "mozilla/dom/ToJSValue.h"
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#include "mozilla/dom/WebGLRenderingContextBinding.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "WebGLContext.h"
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#include "WebGLQuery.h"
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namespace mozilla {
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WebGLExtensionDisjointTimerQuery::WebGLExtensionDisjointTimerQuery(WebGLContext* webgl)
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: WebGLExtensionBase(webgl)
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{
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MOZ_ASSERT(IsSupported(webgl), "Don't construct extension if unsupported.");
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}
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WebGLExtensionDisjointTimerQuery::~WebGLExtensionDisjointTimerQuery()
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{
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}
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already_AddRefed<WebGLQuery>
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WebGLExtensionDisjointTimerQuery::CreateQueryEXT() const
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{
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const char funcName[] = "createQueryEXT";
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if (mIsLost)
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return nullptr;
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return mContext->CreateQuery(funcName);
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}
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void
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WebGLExtensionDisjointTimerQuery::DeleteQueryEXT(WebGLQuery* query) const
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{
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const char funcName[] = "deleteQueryEXT";
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if (mIsLost)
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return;
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mContext->DeleteQuery(query, funcName);
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}
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bool
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WebGLExtensionDisjointTimerQuery::IsQueryEXT(const WebGLQuery* query) const
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{
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const char funcName[] = "isQueryEXT";
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if (mIsLost)
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return false;
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return mContext->IsQuery(query, funcName);
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}
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void
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WebGLExtensionDisjointTimerQuery::BeginQueryEXT(GLenum target, WebGLQuery& query) const
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{
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const char funcName[] = "beginQueryEXT";
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if (mIsLost)
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return;
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mContext->BeginQuery(target, query, funcName);
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}
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void
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WebGLExtensionDisjointTimerQuery::EndQueryEXT(GLenum target) const
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{
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const char funcName[] = "endQueryEXT";
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if (mIsLost)
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return;
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mContext->EndQuery(target, funcName);
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}
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void
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WebGLExtensionDisjointTimerQuery::QueryCounterEXT(WebGLQuery& query, GLenum target) const
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{
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const char funcName[] = "queryCounterEXT";
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if (mIsLost)
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return;
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if (!mContext->ValidateObject(funcName, query))
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return;
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query.QueryCounter(funcName, target);
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}
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void
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WebGLExtensionDisjointTimerQuery::GetQueryEXT(JSContext* cx, GLenum target, GLenum pname,
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JS::MutableHandleValue retval) const
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{
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const char funcName[] = "getQueryEXT";
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retval.setNull();
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if (mIsLost)
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return;
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mContext->GetQuery(cx, target, pname, retval, funcName);
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}
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void
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WebGLExtensionDisjointTimerQuery::GetQueryObjectEXT(JSContext* cx,
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const WebGLQuery& query, GLenum pname,
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JS::MutableHandleValue retval) const
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{
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const char funcName[] = "getQueryObjectEXT";
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retval.setNull();
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if (mIsLost)
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return;
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mContext->GetQueryParameter(cx, query, pname, retval, funcName);
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}
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bool
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WebGLExtensionDisjointTimerQuery::IsSupported(const WebGLContext* webgl)
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{
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gl::GLContext* gl = webgl->GL();
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return gl->IsSupported(gl::GLFeature::query_objects) &&
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gl->IsSupported(gl::GLFeature::get_query_object_i64v) &&
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gl->IsSupported(gl::GLFeature::query_counter); // provides GL_TIMESTAMP
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}
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IMPL_WEBGL_EXTENSION_GOOP(WebGLExtensionDisjointTimerQuery, EXT_disjoint_timer_query)
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} // namespace mozilla
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