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Unified Diff: Source/WebCore/platform/graphics/surfaces/egl/EGLConfigSelector.cpp

Issue 13642009: WebCore: Remove PLATFORM(WIN) files we do not use. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 7 years, 8 months ago
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Index: Source/WebCore/platform/graphics/surfaces/egl/EGLConfigSelector.cpp
diff --git a/Source/WebCore/platform/graphics/surfaces/egl/EGLConfigSelector.cpp b/Source/WebCore/platform/graphics/surfaces/egl/EGLConfigSelector.cpp
deleted file mode 100644
index b7658e3447d3b6d637f1d978c8db79e8cd10b97e..0000000000000000000000000000000000000000
--- a/Source/WebCore/platform/graphics/surfaces/egl/EGLConfigSelector.cpp
+++ /dev/null
@@ -1,168 +0,0 @@
-/*
- * Copyright (C) 2012 Intel Corporation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "EGLConfigSelector.h"
-
-#if USE(EGL)
-
-#include "EGLHelper.h"
-
-namespace WebCore {
-
-EGLConfigSelector::EGLConfigSelector(GLPlatformSurface::SurfaceAttributes attributes)
- : m_pixmapFBConfig(0)
- , m_surfaceContextFBConfig(0)
- , m_attributes(attributes)
-{
- m_sharedDisplay = EGLHelper::eglDisplay();
-}
-
-EGLConfigSelector::~EGLConfigSelector()
-{
-}
-
-EGLConfig EGLConfigSelector::pixmapContextConfig()
-{
- if (!m_pixmapFBConfig)
- m_pixmapFBConfig = createConfig(EGL_PIXMAP_BIT);
-
- return m_pixmapFBConfig;
-}
-
-EGLConfig EGLConfigSelector::surfaceContextConfig()
-{
- if (!m_surfaceContextFBConfig)
- m_surfaceContextFBConfig = createConfig(EGL_WINDOW_BIT);
-
- return m_surfaceContextFBConfig;
-}
-
-EGLint EGLConfigSelector::nativeVisualId(const EGLConfig& config) const
-{
- if (m_sharedDisplay == EGL_NO_DISPLAY)
- return -1;
-
- EGLint eglValue = 0;
- eglGetConfigAttrib(m_sharedDisplay, config, EGL_NATIVE_VISUAL_ID, &eglValue);
-
- return eglValue;
-}
-
-GLPlatformSurface::SurfaceAttributes EGLConfigSelector::attributes() const
-{
- return m_attributes;
-}
-
-void EGLConfigSelector::reset()
-{
- m_surfaceContextFBConfig = 0;
- m_pixmapFBConfig = 0;
-}
-
-EGLConfig EGLConfigSelector::createConfig(EGLint expectedSurfaceType)
-{
- if (m_sharedDisplay == EGL_NO_DISPLAY)
- return 0;
-
- EGLint numConfigs;
-
- eglGetConfigs(m_sharedDisplay, 0, 0, &numConfigs);
-
- if (!numConfigs) {
- LOG_ERROR("Failed to retrieve number of EGL configs.");
- return 0;
- }
-
- EGLConfig configs[numConfigs];
- eglGetConfigs(m_sharedDisplay, configs, numConfigs, &numConfigs);
-
- if (!numConfigs) {
- LOG_ERROR("Failed to retrieve any EGL configs.");
- return 0;
- }
-
- EGLConfig config = 0;
- EGLint alpha, surface, red, green, blue, renderType;
- EGLint expectedAlpha = m_attributes & GLPlatformSurface::SupportAlpha ? 8 : 0;
- EGLint expectedRed = 8;
- EGLint expectedBlue = 8;
- EGLint expectedGreen = 8;
-#if USE(OPENGL_ES_2)
- EGLint expectedRenderType = EGL_OPENGL_ES2_BIT;
-#else
- EGLint expectedRenderType = EGL_OPENGL_BIT,
-#endif
-
- for (int i = 0; i < numConfigs; i++) {
- EGLConfig tempConfig = configs[i];
- eglGetConfigAttrib(m_sharedDisplay, tempConfig, EGL_RENDERABLE_TYPE, &renderType);
-
- if (!(renderType & expectedRenderType))
- continue;
-
- eglGetConfigAttrib(m_sharedDisplay, tempConfig, EGL_ALPHA_SIZE, &alpha);
-
- if (alpha != expectedAlpha)
- continue;
-
- eglGetConfigAttrib(m_sharedDisplay, tempConfig, EGL_RED_SIZE, &red);
-
- if (red != expectedRed)
- continue;
-
- eglGetConfigAttrib(m_sharedDisplay, tempConfig, EGL_GREEN_SIZE, &green);
-
- if (green != expectedGreen)
- continue;
-
- eglGetConfigAttrib(m_sharedDisplay, tempConfig, EGL_BLUE_SIZE, &blue);
-
- if (blue != expectedBlue)
- continue;
-
- eglGetConfigAttrib(m_sharedDisplay, tempConfig, EGL_SURFACE_TYPE, &surface);
-
- if (surface & expectedSurfaceType) {
- config = configs[i];
- break;
- }
- }
-
- if ((m_attributes & GLPlatformSurface::SupportAlpha) && !config) {
- LOG_ERROR("Failed to retrieve EGL Configuration with alpha. Trying to find one without alpha support.");
- m_attributes &= ~GLPlatformSurface::SupportAlpha;
- config = createConfig(expectedSurfaceType);
- }
-
- if (!config)
- LOG_ERROR("Failed to find a valid EGL Configuration.");
-
- return config;
-}
-
-}
-
-#endif

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