/* -*- 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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "WebGLExtensions.h"
#include "gfxPrefs.h"
#include "GLContext.h"
#include "mozilla/dom/ToJSValue.h"
#include "mozilla/dom/WebGLRenderingContextBinding.h"
#include "mozilla/dom/BindingUtils.h"
#include "WebGLContext.h"
#include "WebGLQuery.h"
namespace mozilla {
WebGLExtensionDisjointTimerQuery::WebGLExtensionDisjointTimerQuery(
WebGLContext* webgl)
: WebGLExtensionBase(webgl) {
MOZ_ASSERT(IsSupported(webgl), "Don't construct extension if unsupported.");
}
WebGLExtensionDisjointTimerQuery::~WebGLExtensionDisjointTimerQuery() {}
already_AddRefed<WebGLQuery> WebGLExtensionDisjointTimerQuery::CreateQueryEXT()
const {
const char funcName[] = "createQueryEXT";
if (mIsLost) return nullptr;
return mContext->CreateQuery(funcName);
}
void WebGLExtensionDisjointTimerQuery::DeleteQueryEXT(WebGLQuery* query) const {
const char funcName[] = "deleteQueryEXT";
if (mIsLost || !mContext) return;
mContext->DeleteQuery(query, funcName);
}
bool WebGLExtensionDisjointTimerQuery::IsQueryEXT(
const WebGLQuery* query) const {
const char funcName[] = "isQueryEXT";
if (mIsLost || !mContext) return false;
return mContext->IsQuery(query, funcName);
}
void WebGLExtensionDisjointTimerQuery::BeginQueryEXT(GLenum target,
WebGLQuery& query) const {
const char funcName[] = "beginQueryEXT";
if (mIsLost || !mContext) return;
mContext->BeginQuery(target, query, funcName);
}
void WebGLExtensionDisjointTimerQuery::EndQueryEXT(GLenum target) const {
const char funcName[] = "endQueryEXT";
if (mIsLost || !mContext) return;
mContext->EndQuery(target, funcName);
}
void WebGLExtensionDisjointTimerQuery::QueryCounterEXT(WebGLQuery& query,
GLenum target) const {
const char funcName[] = "queryCounterEXT";
if (mIsLost || !mContext) return;
if (!mContext->ValidateObject(funcName, query)) return;
query.QueryCounter(funcName, target);
}
void WebGLExtensionDisjointTimerQuery::GetQueryEXT(
JSContext* cx, GLenum target, GLenum pname,
JS::MutableHandleValue retval) const {
const char funcName[] = "getQueryEXT";
retval.setNull();
if (mIsLost || !mContext) return;
mContext->GetQuery(cx, target, pname, retval, funcName);
}
void WebGLExtensionDisjointTimerQuery::GetQueryObjectEXT(
JSContext* cx, const WebGLQuery& query, GLenum pname,
JS::MutableHandleValue retval) const {
const char funcName[] = "getQueryObjectEXT";
retval.setNull();
if (mIsLost || !mContext) return;
mContext->GetQueryParameter(cx, query, pname, retval, funcName);
}
bool WebGLExtensionDisjointTimerQuery::IsSupported(const WebGLContext* webgl) {
gl::GLContext* gl = webgl->GL();
return gl->IsSupported(gl::GLFeature::query_objects) &&
gl->IsSupported(gl::GLFeature::get_query_object_i64v) &&
gl->IsSupported(
gl::GLFeature::query_counter); // provides GL_TIMESTAMP
}
IMPL_WEBGL_EXTENSION_GOOP(WebGLExtensionDisjointTimerQuery,
EXT_disjoint_timer_query)
} // namespace mozilla