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Factor out back color

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This commit is contained in:
elasota
2020-05-20 23:51:25 -04:00
parent 66fc278ce9
commit a1c45d4fc8
15 changed files with 64 additions and 92 deletions
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54
PortabilityLayer/PLQDraw.cpp
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@@ -828,7 +828,7 @@ void DrawSurface::FillRect(const Rect &rect)
m_port.SetDirty(PortabilityLayer::QDPortDirtyFlag_Contents);
}
void DrawSurface::FillRectWithPattern8x8(const Rect &rect, bool isMask, const uint8_t *pattern)
void DrawSurface::FillRectWithMaskPattern8x8(const Rect &rect, const uint8_t *pattern)
{
if (!rect.IsValid())
return;
@@ -866,9 +866,6 @@ void DrawSurface::FillRectWithPattern8x8(const Rect &rect, bool isMask, const ui
const uint8_t color = qdState->ResolveForeColor8(nullptr, 0);
uint8_t backColor = 0;
if (!isMask)
backColor = qdState->ResolveBackColor8(nullptr, 0);
size_t scanlineIndex = 0;
for (size_t ln = 0; ln < numLines; ln++)
{
@@ -880,8 +877,6 @@ void DrawSurface::FillRectWithPattern8x8(const Rect &rect, bool isMask, const ui
const int patternCol = static_cast<int>((patternFirstCol + col) & 7);
if ((pattern[patternRow] >> patternCol) & 1)
pixData[firstLineIndex + col] = color;
else if (!isMask)
pixData[firstLineIndex + col] = backColor;
}
}
}
@@ -939,21 +934,21 @@ void DrawSurface::FillEllipse(const Rect &rect)
}
}
void DrawSurface::FillEllipseWithPattern(const Rect &rect, bool isMask, const uint8_t *pattern)
void DrawSurface::FillEllipseWithMaskPattern(const Rect &rect, const uint8_t *pattern)
{
if (!rect.IsValid() || rect.Width() < 1 || rect.Height() < 1)
return;
if (rect.Width() <= 2 || rect.Height() <= 2)
{
FillRectWithPattern8x8(rect, isMask, pattern);
FillRectWithMaskPattern8x8(rect, pattern);
return;
}
PortabilityLayer::ScanlineMask *mask = PortabilityLayer::ScanlineMaskConverter::CompileEllipse(PortabilityLayer::Rect2i(rect.top, rect.left, rect.bottom, rect.right));
if (mask)
{
FillScanlineMaskWithPattern(mask, isMask, pattern);
FillScanlineMaskWithMaskPattern(mask, pattern);
mask->Destroy();
}
}
@@ -1025,7 +1020,7 @@ void DrawSurface::FrameEllipse(const Rect &rect)
m_port.SetDirty(PortabilityLayer::QDPortDirtyFlag_Contents);
}
static void FillScanlineSpan(uint8_t *rowStart, size_t startCol, size_t endCol, uint8_t patternByte, uint8_t foreColor, uint8_t bgColor, bool mask)
static void FillScanlineSpan(uint8_t *rowStart, size_t startCol, size_t endCol, uint8_t patternByte, uint8_t foreColor)
{
if (patternByte == 0xff)
{
@@ -1034,33 +1029,20 @@ static void FillScanlineSpan(uint8_t *rowStart, size_t startCol, size_t endCol,
}
else
{
if (mask)
for (size_t col = startCol; col < endCol; col++)
{
for (size_t col = startCol; col < endCol; col++)
{
if (patternByte & (0x80 >> (col & 7)))
rowStart[col] = foreColor;
}
}
else
{
for (size_t col = startCol; col < endCol; col++)
{
if (patternByte & (0x80 >> (col & 7)))
rowStart[col] = foreColor;
else
rowStart[col] = bgColor;
}
if (patternByte & (0x80 >> (col & 7)))
rowStart[col] = foreColor;
}
}
}
void DrawSurface::FillScanlineMask(const PortabilityLayer::ScanlineMask *scanlineMask)
{
FillScanlineMaskWithPattern(scanlineMask, false, nullptr);
FillScanlineMaskWithMaskPattern(scanlineMask, nullptr);
}
void DrawSurface::FillScanlineMaskWithPattern(const PortabilityLayer::ScanlineMask *scanlineMask, bool isMask, const uint8_t *pattern)
void DrawSurface::FillScanlineMaskWithMaskPattern(const PortabilityLayer::ScanlineMask *scanlineMask, const uint8_t *pattern)
{
if (!scanlineMask)
return;
@@ -1093,7 +1075,6 @@ void DrawSurface::FillScanlineMaskWithPattern(const PortabilityLayer::ScanlineMa
}
uint8_t foreColor8 = 0;
uint8_t backColor8 = 0;
const GpPixelFormat_t pixelFormat = pixMap->m_pixelFormat;
@@ -1102,7 +1083,6 @@ void DrawSurface::FillScanlineMaskWithPattern(const PortabilityLayer::ScanlineMa
{
case GpPixelFormats::k8BitStandard:
foreColor8 = qdState->ResolveForeColor8(nullptr, 256);
backColor8 = qdState->ResolveBackColor8(nullptr, 256);
break;
default:
PL_NotYetImplemented();
@@ -1172,7 +1152,7 @@ void DrawSurface::FillScanlineMaskWithPattern(const PortabilityLayer::ScanlineMa
{
const size_t spanEndCol = spanStartCol + currentSpan;
if (spanState)
FillScanlineSpan(thisRowStart, spanStartCol, spanEndCol, thisRowPatternRow, foreColor8, backColor8, isMask);
FillScanlineSpan(thisRowStart, spanStartCol, spanEndCol, thisRowPatternRow, foreColor8);
spanStartCol = spanEndCol;
paintColsRemaining -= currentSpan;
@@ -1185,7 +1165,7 @@ void DrawSurface::FillScanlineMaskWithPattern(const PortabilityLayer::ScanlineMa
if (spanState)
{
const size_t spanEndCol = firstPortCol + constrainedRectWidth;
FillScanlineSpan(thisRowStart, spanStartCol, spanEndCol, thisRowPatternRow, foreColor8, backColor8, isMask);
FillScanlineSpan(thisRowStart, spanStartCol, spanEndCol, thisRowPatternRow, foreColor8);
}
if (row != numRows - 1)
@@ -1360,16 +1340,6 @@ const PortabilityLayer::RGBAColor &DrawSurface::GetForeColor() const
return m_port.GetState()->GetForeColor();
}
void DrawSurface::SetBackColor(const PortabilityLayer::RGBAColor &color)
{
m_port.GetState()->SetBackColor(color);
}
const PortabilityLayer::RGBAColor &DrawSurface::GetBackColor() const
{
return m_port.GetState()->GetBackColor();
}
void PenSize(int w, int h)
{
PL_NotYetImplemented();