зеркало из https://github.com/mozilla/gecko-dev.git
79 строки
2.4 KiB
C++
79 строки
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 "mozilla/dom/WebGLRenderingContextBinding.h"
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#include "GLContext.h"
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#include "WebGLContext.h"
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#include "WebGLContextUtils.h"
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namespace mozilla {
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WebGLExtensionMOZDebug::WebGLExtensionMOZDebug(WebGLContext* webgl)
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: WebGLExtensionBase(webgl) {}
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WebGLExtensionMOZDebug::~WebGLExtensionMOZDebug() {}
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void WebGLExtensionMOZDebug::GetParameter(JSContext* cx, GLenum pname,
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JS::MutableHandle<JS::Value> retval,
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ErrorResult& er) const {
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if (mIsLost) return;
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const WebGLContext::FuncScope funcScope(*mContext, "MOZ_debug.getParameter");
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MOZ_ASSERT(!mContext->IsContextLost());
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const auto& gl = mContext->gl;
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switch (pname) {
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case LOCAL_GL_EXTENSIONS: {
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nsString ret;
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if (!gl->IsCoreProfile()) {
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const auto rawExts = (const char*)gl->fGetString(LOCAL_GL_EXTENSIONS);
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ret = NS_ConvertUTF8toUTF16(rawExts);
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} else {
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const auto& numExts = gl->GetIntAs<GLuint>(LOCAL_GL_NUM_EXTENSIONS);
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for (GLuint i = 0; i < numExts; i++) {
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const auto rawExt =
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(const char*)gl->fGetStringi(LOCAL_GL_EXTENSIONS, i);
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if (i > 0) {
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ret.AppendLiteral(" ");
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}
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ret.Append(NS_ConvertUTF8toUTF16(rawExt));
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}
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}
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retval.set(StringValue(cx, ret, er));
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return;
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}
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case LOCAL_GL_RENDERER:
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case LOCAL_GL_VENDOR:
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case LOCAL_GL_VERSION: {
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const auto raw = (const char*)gl->fGetString(pname);
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retval.set(StringValue(cx, NS_ConvertUTF8toUTF16(raw), er));
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return;
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}
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case dom::MOZ_debug_Binding::WSI_INFO: {
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nsCString info;
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gl->GetWSIInfo(&info);
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retval.set(StringValue(cx, NS_ConvertUTF8toUTF16(info), er));
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return;
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}
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case dom::MOZ_debug_Binding::DOES_INDEX_VALIDATION:
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retval.set(JS::BooleanValue(mContext->mNeedsIndexValidation));
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return;
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default:
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mContext->ErrorInvalidEnumInfo("pname", pname);
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retval.set(JS::NullValue());
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return;
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}
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}
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IMPL_WEBGL_EXTENSION_GOOP(WebGLExtensionMOZDebug, MOZ_debug)
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} // namespace mozilla
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