diff -r 4f2f89ce4247 -r 303757a437d3 WebKitTools/DumpRenderTree/mac/PixelDumpSupportMac.mm --- a/WebKitTools/DumpRenderTree/mac/PixelDumpSupportMac.mm Fri Sep 17 09:02:29 2010 +0300 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,279 +0,0 @@ -/* - * Copyright (C) 2005, 2006, 2007 Apple Inc. All rights reserved. - * (C) 2007 Graham Dennis (graham.dennis@gmail.com) - * (C) 2007 Eric Seidel - * - * 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. - * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY APPLE 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 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 "PixelDumpSupport.h" -#include "PixelDumpSupportCG.h" - -#include "DumpRenderTree.h" -#include "LayoutTestController.h" -#include -#include -#include - -#import -#import -#import -#import -#import - -#if defined(BUILDING_ON_TIGER) -#include -#include -#endif - -// To ensure pixel tests consistency, we need to always render in the same colorspace. -// Unfortunately, because of AppKit / WebKit constraints, we can't render directly in the colorspace of our choice. -// This implies we have to temporarily change the profile of the main display to the colorspace we want to render into. -// We also need to make sure the CGBitmapContext we return is in that same colorspace. - -#define PROFILE_PATH "/System/Library/ColorSync/Profiles/Generic RGB Profile.icc" // FIXME: This cannot be more than CS_MAX_PATH (256 characters) - -static CMProfileLocation sInitialProfileLocation; // The locType field is initialized to 0 which is the same as cmNoProfileBase - -void restoreMainDisplayColorProfile(int ignored) -{ - // This is used as a signal handler, and thus the calls into ColorSync are unsafe - // But we might as well try to restore the user's color profile, we're going down anyway... - if (sInitialProfileLocation.locType != cmNoProfileBase) { - const CMDeviceScope scope = { kCFPreferencesCurrentUser, kCFPreferencesCurrentHost }; - int error = CMSetDeviceProfile(cmDisplayDeviceClass, (CMDeviceID)kCGDirectMainDisplay, &scope, cmDefaultProfileID, &sInitialProfileLocation); - if (error) - fprintf(stderr, "Failed to restore initial color profile for main display! Open System Preferences > Displays > Color and manually re-select the profile. (Error: %i)", error); - sInitialProfileLocation.locType = cmNoProfileBase; - } -} - -void setupMainDisplayColorProfile() -{ - const CMDeviceScope scope = { kCFPreferencesCurrentUser, kCFPreferencesCurrentHost }; - int error; - - CMProfileRef profile = 0; - error = CMGetProfileByAVID((CMDisplayIDType)kCGDirectMainDisplay, &profile); - if (!error) { - UInt32 size = sizeof(CMProfileLocation); - error = NCMGetProfileLocation(profile, &sInitialProfileLocation, &size); - CMCloseProfile(profile); - } - if (error) { - fprintf(stderr, "Failed to retrieve current color profile for main display, thus it won't be changed. Many pixel tests may fail as a result. (Error: %i)", error); - sInitialProfileLocation.locType = cmNoProfileBase; - return; - } - - CMProfileLocation location; - location.locType = cmPathBasedProfile; - strcpy(location.u.pathLoc.path, PROFILE_PATH); - error = CMSetDeviceProfile(cmDisplayDeviceClass, (CMDeviceID)kCGDirectMainDisplay, &scope, cmDefaultProfileID, &location); - if (error) { - fprintf(stderr, "Failed to set color profile for main display! Many pixel tests may fail as a result. (Error: %i)", error); - sInitialProfileLocation.locType = cmNoProfileBase; - return; - } - - // Other signals are handled in installSignalHandlers() which also calls restoreMainDisplayColorProfile() - signal(SIGINT, restoreMainDisplayColorProfile); - signal(SIGHUP, restoreMainDisplayColorProfile); - signal(SIGTERM, restoreMainDisplayColorProfile); -} - -static PassRefPtr createBitmapContext(size_t pixelsWide, size_t pixelsHigh, size_t& rowBytes, void*& buffer) -{ - rowBytes = (4 * pixelsWide + 63) & ~63; // Use a multiple of 64 bytes to improve CG performance - - buffer = calloc(pixelsHigh, rowBytes); - if (!buffer) - return 0; - - static CGColorSpaceRef colorSpace = 0; - if (!colorSpace) { - CMProfileLocation location; - location.locType = cmPathBasedProfile; - strcpy(location.u.pathLoc.path, PROFILE_PATH); - CMProfileRef profile; - if (CMOpenProfile(&profile, &location) == noErr) { - colorSpace = CGColorSpaceCreateWithPlatformColorSpace(profile); - CMCloseProfile(profile); - } - } - - CGContextRef context = CGBitmapContextCreate(buffer, pixelsWide, pixelsHigh, 8, rowBytes, colorSpace, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host); // Use ARGB8 on PPC or BGRA8 on X86 to improve CG performance - if (!context) { - free(buffer); - return 0; - } - - return BitmapContext::createByAdoptingBitmapAndContext(buffer, context); -} - -PassRefPtr createBitmapContextFromWebView(bool onscreen, bool incrementalRepaint, bool sweepHorizontally, bool drawSelectionRect) -{ - WebView* view = [mainFrame webView]; - - // If the WebHTMLView uses accelerated compositing, we need for force the on-screen capture path - // and also force Core Animation to start its animations with -display since the DRT window has autodisplay disabled. - if ([view _isUsingAcceleratedCompositing]) - onscreen = YES; - - NSSize webViewSize = [view frame].size; - size_t pixelsWide = static_cast(webViewSize.width); - size_t pixelsHigh = static_cast(webViewSize.height); - size_t rowBytes = 0; - void* buffer = 0; - RefPtr bitmapContext = createBitmapContext(pixelsWide, pixelsHigh, rowBytes, buffer); - if (!bitmapContext) - return 0; - CGContextRef context = bitmapContext->cgContext(); - - NSGraphicsContext *nsContext = [NSGraphicsContext graphicsContextWithGraphicsPort:context flipped:NO]; - ASSERT(nsContext); - - if (incrementalRepaint) { - if (sweepHorizontally) { - for (NSRect column = NSMakeRect(0, 0, 1, webViewSize.height); column.origin.x < webViewSize.width; column.origin.x++) - [view displayRectIgnoringOpacity:column inContext:nsContext]; - } else { - for (NSRect line = NSMakeRect(0, 0, webViewSize.width, 1); line.origin.y < webViewSize.height; line.origin.y++) - [view displayRectIgnoringOpacity:line inContext:nsContext]; - } - } else { - - if (onscreen) { -#if !defined(BUILDING_ON_TIGER) - // displayIfNeeded does not update the CA layers if the layer-hosting view was not marked as needing display, so - // we're at the mercy of CA's display-link callback to update layers in time. So we need to force a display of the view - // to get AppKit to update the CA layers synchronously. - // FIXME: this will break repaint testing if we have compositing in repaint tests - // (displayWebView() painted gray over the webview, but we'll be making everything repaint again). - [view display]; - - // Ask the window server to provide us a composited version of the *real* window content including surfaces (i.e. OpenGL content) - // Note that the returned image might differ very slightly from the window backing because of dithering artifacts in the window server compositor - CGImageRef image = CGWindowListCreateImage(CGRectNull, kCGWindowListOptionIncludingWindow, [[view window] windowNumber], kCGWindowImageBoundsIgnoreFraming | kCGWindowImageShouldBeOpaque); - CGContextDrawImage(context, CGRectMake(0, 0, CGImageGetWidth(image), CGImageGetHeight(image)), image); - CGImageRelease(image); -#else - // On 10.4 and earlier, we have to move the window temporarily "onscreen" and read directly from the display framebuffer using OpenGL - // In this code path, we need to ensure the window is above any other window or captured result will be corrupted - - NSWindow *window = [view window]; - int oldLevel = [window level]; - NSRect oldFrame = [window frame]; - - NSRect newFrame = [[[NSScreen screens] objectAtIndex:0] frame]; - newFrame = NSMakeRect(newFrame.origin.x + (newFrame.size.width - oldFrame.size.width) / 2, newFrame.origin.y + (newFrame.size.height - oldFrame.size.height) / 2, oldFrame.size.width, oldFrame.size.height); - [window setLevel:NSScreenSaverWindowLevel]; - [window setFrame:newFrame display:NO animate:NO]; - - CGRect rect = CGRectMake(newFrame.origin.x, newFrame.origin.y, webViewSize.width, webViewSize.height); - CGDirectDisplayID displayID; - CGDisplayCount count; - if (CGGetDisplaysWithRect(rect, 1, &displayID, &count) == kCGErrorSuccess) { - CGRect bounds = CGDisplayBounds(displayID); - rect.origin.x -= bounds.origin.x; - rect.origin.y -= bounds.origin.y; - - CGLPixelFormatAttribute attributes[] = {kCGLPFAAccelerated, kCGLPFANoRecovery, kCGLPFAFullScreen, kCGLPFADisplayMask, (CGLPixelFormatAttribute)CGDisplayIDToOpenGLDisplayMask(displayID), (CGLPixelFormatAttribute)0}; - CGLPixelFormatObj pixelFormat; - GLint num; - if (CGLChoosePixelFormat(attributes, &pixelFormat, &num) == kCGLNoError) { - CGLContextObj cgl_ctx; - if (CGLCreateContext(pixelFormat, 0, &cgl_ctx) == kCGLNoError) { - if (CGLSetFullScreen(cgl_ctx) == kCGLNoError) { - void *flipBuffer = calloc(pixelsHigh, rowBytes); - if (flipBuffer) { - glPixelStorei(GL_PACK_ROW_LENGTH, rowBytes / 4); - glPixelStorei(GL_PACK_ALIGNMENT, 4); -#if __BIG_ENDIAN__ - glReadPixels(rect.origin.x, rect.origin.y, rect.size.width, rect.size.height, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, flipBuffer); -#else - glReadPixels(rect.origin.x, rect.origin.y, rect.size.width, rect.size.height, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, flipBuffer); -#endif - if (!glGetError()) { - for(size_t i = 0; i < pixelsHigh; ++i) - bcopy((char*)flipBuffer + rowBytes * i, (char*)buffer + rowBytes * (pixelsHigh - i - 1), pixelsWide * 4); - } - - free(flipBuffer); - } - } - CGLDestroyContext(cgl_ctx); - } - CGLDestroyPixelFormat(pixelFormat); - } - } - - [window setFrame:oldFrame display:NO animate:NO]; - [window setLevel:oldLevel]; -#endif - } else { - // Make sure the view has been painted. - [view displayIfNeeded]; - - // Grab directly the contents of the window backing buffer (this ignores any surfaces on the window) - // FIXME: This path is suboptimal: data is read from window backing store, converted to RGB8 then drawn again into an RGBA8 bitmap - [view lockFocus]; - NSBitmapImageRep *imageRep = [[[NSBitmapImageRep alloc] initWithFocusedViewRect:[view frame]] autorelease]; - [view unlockFocus]; - - RetainPtr savedContext = [NSGraphicsContext currentContext]; - [NSGraphicsContext setCurrentContext:nsContext]; - [imageRep draw]; - [NSGraphicsContext setCurrentContext:savedContext.get()]; - } - } - - if (drawSelectionRect) { - NSView *documentView = [[mainFrame frameView] documentView]; - ASSERT([documentView conformsToProtocol:@protocol(WebDocumentSelection)]); - NSRect rect = [documentView convertRect:[(id )documentView selectionRect] fromView:nil]; - CGContextSaveGState(context); - CGContextSetLineWidth(context, 1.0); - CGContextSetRGBStrokeColor(context, 1.0, 0.0, 0.0, 1.0); - CGContextStrokeRect(context, CGRectMake(rect.origin.x, rect.origin.y, rect.size.width, rect.size.height)); - CGContextRestoreGState(context); - } - - return bitmapContext.release(); -} - -PassRefPtr createPagedBitmapContext() -{ - int pageWidthInPixels = LayoutTestController::maxViewWidth; - int pageHeightInPixels = LayoutTestController::maxViewHeight; - int numberOfPages = [mainFrame numberOfPages:pageWidthInPixels:pageHeightInPixels]; - size_t rowBytes = 0; - void* buffer = 0; - - RefPtr bitmapContext = createBitmapContext(pageWidthInPixels, numberOfPages * (pageHeightInPixels + 1) - 1, rowBytes, buffer); - [mainFrame printToCGContext:bitmapContext->cgContext():pageWidthInPixels:pageHeightInPixels]; - return bitmapContext.release(); -}