void CProfileGraphDlg::OnPaint()
{
if (IsIconic())
{
CPaintDC dc(this); // 用于绘制的设备上下文
SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);
// 使图标在工作矩形中居中
int cxIcon = GetSystemMetrics(SM_CXICON);
int cyIcon = GetSystemMetrics(SM_CYICON);
CRect rect;
GetClientRect(&rect);
int x = (rect.Width() - cxIcon + 1) / 2;
int y = (rect.Height() - cyIcon + 1) / 2;
// 绘制图标
dc.DrawIcon(x, y, m_hIcon);
}
else
{
CDialog::OnPaint();
// get client rect
CClientDC tempDC( &m_GraphLine );
CBitmap* tempBitmap;
CRect rectTemp;
if ( NULL != m_CompatibleDC.GetSafeHdc() )
{
m_GraphLine.GetClientRect(&rectTemp);
tempBitmap = m_CompatibleDC.SelectObject( &m_CompatibleBitmap );
tempDC.BitBlt( 0, 0, rectTemp.Width(), rectTemp.Height(), &m_CompatibleDC, 0, 0, SRCCOPY );
m_CompatibleDC.SelectObject( tempBitmap );
}
}
}
void GrConfigConversionEffect::TestForPreservingPMConversions(GrContext* context,
PMConversion* pmToUPMRule,
PMConversion* upmToPMRule) {
*pmToUPMRule = kNone_PMConversion;
*upmToPMRule = kNone_PMConversion;
static constexpr int kSize = 256;
static constexpr GrPixelConfig kConfig = kRGBA_8888_GrPixelConfig;
SkAutoTMalloc<uint32_t> data(kSize * kSize * 3);
uint32_t* srcData = data.get();
uint32_t* firstRead = data.get() + kSize * kSize;
uint32_t* secondRead = data.get() + 2 * kSize * kSize;
// Fill with every possible premultiplied A, color channel value. There will be 256-y duplicate
// values in row y. We set r,g, and b to the same value since they are handled identically.
for (int y = 0; y < kSize; ++y) {
for (int x = 0; x < kSize; ++x) {
uint8_t* color = reinterpret_cast<uint8_t*>(&srcData[kSize*y + x]);
color[3] = y;
color[2] = SkTMin(x, y);
color[1] = SkTMin(x, y);
color[0] = SkTMin(x, y);
}
}
sk_sp<GrDrawContext> readDC(context->makeDrawContext(SkBackingFit::kExact, kSize, kSize,
kConfig, nullptr));
sk_sp<GrDrawContext> tempDC(context->makeDrawContext(SkBackingFit::kExact, kSize, kSize,
kConfig, nullptr));
if (!readDC || !tempDC) {
return;
}
GrSurfaceDesc desc;
desc.fWidth = kSize;
desc.fHeight = kSize;
desc.fConfig = kConfig;
SkAutoTUnref<GrTexture> dataTex(context->textureProvider()->createTexture(
desc, SkBudgeted::kYes, data, 0));
if (!dataTex.get()) {
return;
}
static const PMConversion kConversionRules[][2] = {
{kDivByAlpha_RoundDown_PMConversion, kMulByAlpha_RoundUp_PMConversion},
{kDivByAlpha_RoundUp_PMConversion, kMulByAlpha_RoundDown_PMConversion},
};
bool failed = true;
for (size_t i = 0; i < SK_ARRAY_COUNT(kConversionRules) && failed; ++i) {
*pmToUPMRule = kConversionRules[i][0];
*upmToPMRule = kConversionRules[i][1];
static const SkRect kDstRect = SkRect::MakeIWH(kSize, kSize);
static const SkRect kSrcRect = SkRect::MakeIWH(1, 1);
// We do a PM->UPM draw from dataTex to readTex and read the data. Then we do a UPM->PM draw
// from readTex to tempTex followed by a PM->UPM draw to readTex and finally read the data.
// We then verify that two reads produced the same values.
GrPaint paint1;
GrPaint paint2;
GrPaint paint3;
sk_sp<GrFragmentProcessor> pmToUPM1(new GrConfigConversionEffect(
dataTex, GrSwizzle::RGBA(), *pmToUPMRule, SkMatrix::I()));
sk_sp<GrFragmentProcessor> upmToPM(new GrConfigConversionEffect(
readDC->asTexture().get(), GrSwizzle::RGBA(), *upmToPMRule, SkMatrix::I()));
sk_sp<GrFragmentProcessor> pmToUPM2(new GrConfigConversionEffect(
tempDC->asTexture().get(), GrSwizzle::RGBA(), *pmToUPMRule, SkMatrix::I()));
paint1.addColorFragmentProcessor(std::move(pmToUPM1));
paint1.setPorterDuffXPFactory(SkXfermode::kSrc_Mode);
readDC->fillRectToRect(GrNoClip(), paint1, SkMatrix::I(), kDstRect, kSrcRect);
readDC->asTexture()->readPixels(0, 0, kSize, kSize, kConfig, firstRead);
paint2.addColorFragmentProcessor(std::move(upmToPM));
paint2.setPorterDuffXPFactory(SkXfermode::kSrc_Mode);
tempDC->fillRectToRect(GrNoClip(), paint2, SkMatrix::I(), kDstRect, kSrcRect);
paint3.addColorFragmentProcessor(std::move(pmToUPM2));
paint3.setPorterDuffXPFactory(SkXfermode::kSrc_Mode);
readDC->fillRectToRect(GrNoClip(), paint3, SkMatrix::I(), kDstRect, kSrcRect);
readDC->asTexture()->readPixels(0, 0, kSize, kSize, kConfig, secondRead);
failed = false;
for (int y = 0; y < kSize && !failed; ++y) {
for (int x = 0; x <= y; ++x) {
if (firstRead[kSize * y + x] != secondRead[kSize * y + x]) {
failed = true;
break;
}
}
}
}
if (failed) {
*pmToUPMRule = kNone_PMConversion;
*upmToPMRule = kNone_PMConversion;
}
}
void CProfileGraphDlg::fillGraphLine( HTREEITEM hTreeSel )
{
// get client rect
CRect rectTemp;
m_GraphLine.GetClientRect(&rectTemp);
// create graph line
CClientDC tempDC( &m_GraphLine );
CBitmap* tempBitmap = NULL;
m_CompatibleDC.DeleteDC();
m_CompatibleBitmap.DeleteObject();
m_CompatibleDC.CreateCompatibleDC( &tempDC );
m_CompatibleBitmap.CreateCompatibleBitmap( &tempDC, rectTemp.Width(), rectTemp.Height() );
tempBitmap = m_CompatibleDC.SelectObject( &m_CompatibleBitmap );
m_CompatibleDC.SetBkColor( RGB( 255, 255, 255 ) );
m_CompatibleDC.SelectStockObject( WHITE_BRUSH );
m_CompatibleDC.Rectangle( &rectTemp );
m_CompatibleDC.SelectStockObject( BLACK_BRUSH );
m_CompatibleDC.MoveTo( 0, 0 );
m_CompatibleDC.LineTo( rectTemp.Width(), 0 );
m_CompatibleDC.LineTo( rectTemp.Width(), rectTemp.Height() );
m_CompatibleDC.LineTo( 0, rectTemp.Height() );
m_CompatibleDC.LineTo( 0, 0 );
// draw graph line
DWORD_PTR itemData = m_treeGraphCall.GetItemData( hTreeSel );
CProfileGraphNode* pNode = m_GraphDoc.GetNodeByIndex( static_cast< UINT >( itemData ) );
if ( NULL != pNode )
{
// insert seg
static COLORREF colorTable[] = {
0x0000CC00, 0x00FF0000, 0x00CCCC00, 0x000000FF,
0x000000CC, 0x0000FF00, 0x00FF00FF, 0x00CC00CC,
0x00CC0000, 0x0000FFFF, 0x0000CCCC, 0x00FFFF00
};
float frameFreq = 1;//rectStatic.Width() / m_GraphDoc.GetFrameNumber();
float timeFreq = 2;//rectStatic.Height() / 1000;
int offLeft = 5;
int offTop = -5;
for ( int frame = 0; frame < m_GraphDoc.GetFrameNumber(); ++ frame )
{
// push back
typedef std::vector< GraphSort_t > SortVector_t;
SortVector_t sortVector;
int i = 0;
for ( CProfileGraphNode* pChild = pNode->GetChildPtr();
NULL != pChild;
pChild = pChild->GetSiblingPtr(), ++ i
)
{
float firstTime = m_GraphDoc.GetFrameNodeTime( frame == 0 ? 0 : frame - 1, pChild->GetCounter() );
float curTime = m_GraphDoc.GetFrameNodeTime( frame, pChild->GetCounter() );
sortVector.push_back( GraphSort_t( i, curTime - firstTime ) );
}
// sort graph
std::sort( sortVector.begin(), sortVector.end(), SortCompare_Graph );
for ( SortVector_t::iterator iter = sortVector.begin();
iter != sortVector.end();
++ iter
)
{
int x = frame * frameFreq + offLeft;
int y = rectTemp.Height() - iter->time * timeFreq + offTop;
//m_CompatibleDC.SetPixel( x, y, colorTable[i] );
CPen tempPen( PS_SOLID, 1, colorTable[iter->color] );
CPen* pOldPen = NULL;
pOldPen = m_CompatibleDC.SelectObject( &tempPen );
m_CompatibleDC.MoveTo( x, rectTemp.Height() );
m_CompatibleDC.LineTo( x, y );
m_CompatibleDC.SelectObject( pOldPen );
}
}
}
tempDC.BitBlt( 0, 0, rectTemp.Width(), rectTemp.Height(), &m_CompatibleDC, 0, 0, SRCCOPY );
m_CompatibleDC.SelectObject( tempBitmap );
}
