зеркало из https://github.com/mozilla/gecko-dev.git
137 строки
3.3 KiB
C++
137 строки
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* 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 "WebGL2Context.h"
|
|
|
|
#include "GLContext.h"
|
|
#include "WebGLSync.h"
|
|
|
|
namespace mozilla {
|
|
|
|
// -------------------------------------------------------------------------
|
|
// Sync objects
|
|
|
|
already_AddRefed<WebGLSync>
|
|
WebGL2Context::FenceSync(GLenum condition, GLbitfield flags)
|
|
{
|
|
if (IsContextLost())
|
|
return nullptr;
|
|
|
|
if (condition != LOCAL_GL_SYNC_GPU_COMMANDS_COMPLETE) {
|
|
ErrorInvalidEnum("fenceSync: condition must be SYNC_GPU_COMMANDS_COMPLETE");
|
|
return nullptr;
|
|
}
|
|
|
|
if (flags != 0) {
|
|
ErrorInvalidValue("fenceSync: flags must be 0");
|
|
return nullptr;
|
|
}
|
|
|
|
MakeContextCurrent();
|
|
RefPtr<WebGLSync> globj = new WebGLSync(this, condition, flags);
|
|
return globj.forget();
|
|
}
|
|
|
|
bool
|
|
WebGL2Context::IsSync(WebGLSync* sync)
|
|
{
|
|
if (IsContextLost())
|
|
return false;
|
|
|
|
return ValidateObjectAllowDeleted("isSync", sync) && !sync->IsDeleted();
|
|
}
|
|
|
|
void
|
|
WebGL2Context::DeleteSync(WebGLSync* sync)
|
|
{
|
|
if (IsContextLost())
|
|
return;
|
|
|
|
if (!ValidateObjectAllowDeletedOrNull("deleteSync", sync))
|
|
return;
|
|
|
|
if (!sync || sync->IsDeleted())
|
|
return;
|
|
|
|
sync->RequestDelete();
|
|
}
|
|
|
|
GLenum
|
|
WebGL2Context::ClientWaitSync(const WebGLSync& sync, GLbitfield flags, GLuint64 timeout)
|
|
{
|
|
const char funcName[] = "clientWaitSync";
|
|
if (IsContextLost())
|
|
return LOCAL_GL_WAIT_FAILED;
|
|
|
|
if (!ValidateObjectRef(funcName, sync))
|
|
return LOCAL_GL_WAIT_FAILED;
|
|
|
|
if (flags != 0 && flags != LOCAL_GL_SYNC_FLUSH_COMMANDS_BIT) {
|
|
ErrorInvalidValue("%s: `flags` must be SYNC_FLUSH_COMMANDS_BIT or 0.", funcName);
|
|
return LOCAL_GL_WAIT_FAILED;
|
|
}
|
|
|
|
MakeContextCurrent();
|
|
return gl->fClientWaitSync(sync.mGLName, flags, timeout);
|
|
}
|
|
|
|
void
|
|
WebGL2Context::WaitSync(const WebGLSync& sync, GLbitfield flags, GLint64 timeout)
|
|
{
|
|
const char funcName[] = "waitSync";
|
|
if (IsContextLost())
|
|
return;
|
|
|
|
if (!ValidateObjectRef(funcName, sync))
|
|
return;
|
|
|
|
if (flags != 0) {
|
|
ErrorInvalidValue("%s: `flags` must be 0.", funcName);
|
|
return;
|
|
}
|
|
|
|
if (timeout != -1) {
|
|
ErrorInvalidValue("%s: `timeout` must be TIMEOUT_IGNORED.", funcName);
|
|
return;
|
|
}
|
|
|
|
MakeContextCurrent();
|
|
gl->fWaitSync(sync.mGLName, flags, LOCAL_GL_TIMEOUT_IGNORED);
|
|
}
|
|
|
|
void
|
|
WebGL2Context::GetSyncParameter(JSContext*, const WebGLSync& sync, GLenum pname,
|
|
JS::MutableHandleValue retval)
|
|
{
|
|
const char funcName[] = "getSyncParameter";
|
|
retval.setNull();
|
|
if (IsContextLost())
|
|
return;
|
|
|
|
if (!ValidateObjectRef(funcName, sync))
|
|
return;
|
|
|
|
////
|
|
|
|
gl->MakeCurrent();
|
|
|
|
GLint result = 0;
|
|
switch (pname) {
|
|
case LOCAL_GL_OBJECT_TYPE:
|
|
case LOCAL_GL_SYNC_STATUS:
|
|
case LOCAL_GL_SYNC_CONDITION:
|
|
case LOCAL_GL_SYNC_FLAGS:
|
|
gl->fGetSynciv(sync.mGLName, pname, 1, nullptr, &result);
|
|
retval.set(JS::Int32Value(result));
|
|
return;
|
|
|
|
default:
|
|
ErrorInvalidEnum("%s: Invalid pname 0x%04x", funcName, pname);
|
|
return;
|
|
}
|
|
}
|
|
|
|
} // namespace mozilla
|