gfx/angle/src/libGLESv2/renderer/Query9.cpp

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

michael@0 1 #include "precompiled.h"
michael@0 2 //
michael@0 3 // Copyright (c) 2013 The ANGLE Project Authors. All rights reserved.
michael@0 4 // Use of this source code is governed by a BSD-style license that can be
michael@0 5 // found in the LICENSE file.
michael@0 6 //
michael@0 7
michael@0 8 // Query9.cpp: Defines the rx::Query9 class which implements rx::QueryImpl.
michael@0 9
michael@0 10
michael@0 11 #include "libGLESv2/renderer/Query9.h"
michael@0 12 #include "libGLESv2/main.h"
michael@0 13 #include "libGLESv2/renderer/renderer9_utils.h"
michael@0 14 #include "libGLESv2/renderer/Renderer9.h"
michael@0 15
michael@0 16 namespace rx
michael@0 17 {
michael@0 18
michael@0 19 Query9::Query9(rx::Renderer9 *renderer, GLenum type) : QueryImpl(type)
michael@0 20 {
michael@0 21 mRenderer = renderer;
michael@0 22 mQuery = NULL;
michael@0 23 }
michael@0 24
michael@0 25 Query9::~Query9()
michael@0 26 {
michael@0 27 if (mQuery)
michael@0 28 {
michael@0 29 mQuery->Release();
michael@0 30 mQuery = NULL;
michael@0 31 }
michael@0 32 }
michael@0 33
michael@0 34 void Query9::begin()
michael@0 35 {
michael@0 36 if (mQuery == NULL)
michael@0 37 {
michael@0 38 if (FAILED(mRenderer->getDevice()->CreateQuery(D3DQUERYTYPE_OCCLUSION, &mQuery)))
michael@0 39 {
michael@0 40 return gl::error(GL_OUT_OF_MEMORY);
michael@0 41 }
michael@0 42 }
michael@0 43
michael@0 44 HRESULT result = mQuery->Issue(D3DISSUE_BEGIN);
michael@0 45 ASSERT(SUCCEEDED(result));
michael@0 46 }
michael@0 47
michael@0 48 void Query9::end()
michael@0 49 {
michael@0 50 if (mQuery == NULL)
michael@0 51 {
michael@0 52 return gl::error(GL_INVALID_OPERATION);
michael@0 53 }
michael@0 54
michael@0 55 HRESULT result = mQuery->Issue(D3DISSUE_END);
michael@0 56 ASSERT(SUCCEEDED(result));
michael@0 57
michael@0 58 mStatus = GL_FALSE;
michael@0 59 mResult = GL_FALSE;
michael@0 60 }
michael@0 61
michael@0 62 GLuint Query9::getResult()
michael@0 63 {
michael@0 64 if (mQuery != NULL)
michael@0 65 {
michael@0 66 while (!testQuery())
michael@0 67 {
michael@0 68 Sleep(0);
michael@0 69 // explicitly check for device loss
michael@0 70 // some drivers seem to return S_FALSE even if the device is lost
michael@0 71 // instead of D3DERR_DEVICELOST like they should
michael@0 72 if (mRenderer->testDeviceLost(true))
michael@0 73 {
michael@0 74 return gl::error(GL_OUT_OF_MEMORY, 0);
michael@0 75 }
michael@0 76 }
michael@0 77 }
michael@0 78
michael@0 79 return mResult;
michael@0 80 }
michael@0 81
michael@0 82 GLboolean Query9::isResultAvailable()
michael@0 83 {
michael@0 84 if (mQuery != NULL)
michael@0 85 {
michael@0 86 testQuery();
michael@0 87 }
michael@0 88
michael@0 89 return mStatus;
michael@0 90 }
michael@0 91
michael@0 92 GLboolean Query9::testQuery()
michael@0 93 {
michael@0 94 if (mQuery != NULL && mStatus != GL_TRUE)
michael@0 95 {
michael@0 96 DWORD numPixels = 0;
michael@0 97
michael@0 98 HRESULT hres = mQuery->GetData(&numPixels, sizeof(DWORD), D3DGETDATA_FLUSH);
michael@0 99 if (hres == S_OK)
michael@0 100 {
michael@0 101 mStatus = GL_TRUE;
michael@0 102
michael@0 103 switch (getType())
michael@0 104 {
michael@0 105 case GL_ANY_SAMPLES_PASSED_EXT:
michael@0 106 case GL_ANY_SAMPLES_PASSED_CONSERVATIVE_EXT:
michael@0 107 mResult = (numPixels > 0) ? GL_TRUE : GL_FALSE;
michael@0 108 break;
michael@0 109 default:
michael@0 110 ASSERT(false);
michael@0 111 }
michael@0 112 }
michael@0 113 else if (d3d9::isDeviceLostError(hres))
michael@0 114 {
michael@0 115 mRenderer->notifyDeviceLost();
michael@0 116 return gl::error(GL_OUT_OF_MEMORY, GL_TRUE);
michael@0 117 }
michael@0 118
michael@0 119 return mStatus;
michael@0 120 }
michael@0 121
michael@0 122 return GL_TRUE; // prevent blocking when query is null
michael@0 123 }
michael@0 124
michael@0 125 }

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