void CMoltenBoltEffectCreator::Paint (CG16bitImage &Dest, int x, int y, SViewportPaintCtx &Ctx)
// Paint
//
// Paint effect
{
// Compute the length of the bolt based on the time
int iLength = m_iLength + (m_iGrowth * (Min(8, Ctx.iTick)));
// Create the outer shape
SPoint Poly[SHAPE_COUNT];
CreateBoltShape(Ctx.iRotation, iLength, m_iWidth, Poly);
// Paint
CG16bitRegion Region;
WORD wColor = CG16bitImage::BlendPixel(Ctx.wSpaceColor, m_wSecondaryColor, 200);
Region.CreateFromConvexPolygon(SHAPE_COUNT, Poly);
Region.Fill(Dest, x, y, wColor);
// Create the inner shape
CreateBoltShape(Ctx.iRotation, Max(16, iLength * 7 / 8), Max(2, m_iWidth * 7 / 8), Poly);
// Paint
Region.CreateFromConvexPolygon(SHAPE_COUNT, Poly);
Region.Fill(Dest, x, y, m_wPrimaryColor);
}
void CBeamEffectCreator::DrawBeamHeavyBlaster (CG16bitImage &Dest, SLineDesc &Line, SViewportPaintCtx &Ctx)
// DrawBeamHeavyBlaster
//
// Draws the appropriate beam
{
// Convert to an angle relative to xTo, yTo
CVector vVec(Line.xFrom - Line.xTo, Line.yFrom - Line.yTo);
Metric rRadius;
int iAngle = VectorToPolar(vVec, &rRadius);
int iRadius = (int)rRadius;
// Can't deal with 0 sized lines
if (iRadius == 0)
return;
CG16bitRegion Region;
SPoint Poly[8];
// Compute some metrics
int iLengthUnit = iRadius * (10 + m_iIntensity) / 40;
int iWidthUnit = Max(1, iRadius * m_iIntensity / 60);
// Paint the outer-most glow
WORD wColor = CG16bitImage::BlendPixel(Ctx.wSpaceColor, m_wSecondaryColor, 100);
CreateBlasterShape(iAngle, 4 * iLengthUnit, 3 * iWidthUnit / 2, Poly);
Region.CreateFromConvexPolygon(8, Poly);
Region.Fill(Dest, Line.xTo, Line.yTo, wColor);
// Paint the inner transition
wColor = CG16bitImage::BlendPixel(m_wSecondaryColor, m_wPrimaryColor, 128);
wColor = CG16bitImage::BlendPixel(Ctx.wSpaceColor, wColor, 200);
CreateBlasterShape(iAngle, 3 * iLengthUnit, iWidthUnit, Poly);
Region.CreateFromConvexPolygon(8, Poly);
Region.Fill(Dest, Line.xTo, Line.yTo, wColor);
// Paint the inner core
CreateBlasterShape(iAngle, iLengthUnit, iWidthUnit - 1, Poly);
Region.CreateFromConvexPolygon(8, Poly);
Region.Fill(Dest, Line.xTo, Line.yTo, m_wPrimaryColor);
}
void CBeamEffectCreator::DrawBeamLightning (CG16bitImage &Dest, SLineDesc &Line, SViewportPaintCtx &Ctx)
// DrawBeamLightning
//
// Draws the appropriate beam
{
// The central part of the beam is different depending on the
// intensity.
if (m_iIntensity < 4)
{
WORD wStart = CG16bitImage::BlendPixel(Ctx.wSpaceColor, m_wPrimaryColor, 128);
Dest.DrawBiColorLine(Line.xFrom, Line.yFrom,
Line.xTo, Line.yTo,
3,
Ctx.wSpaceColor,
wStart);
WORD wEnd = CG16bitImage::BlendPixel(Ctx.wSpaceColor, m_wPrimaryColor, 155);
Dest.DrawBiColorLine(Line.xFrom, Line.yFrom,
Line.xTo, Line.yTo,
1,
wEnd,
m_wPrimaryColor);
}
else if (m_iIntensity < 10)
{
WORD wStart = CG16bitImage::BlendPixel(Ctx.wSpaceColor, m_wSecondaryColor, 155);
Dest.DrawBiColorLine(Line.xFrom, Line.yFrom,
Line.xTo, Line.yTo,
5,
Ctx.wSpaceColor,
wStart);
Dest.DrawBiColorLine(Line.xFrom, Line.yFrom,
Line.xTo, Line.yTo,
3,
Ctx.wSpaceColor,
m_wSecondaryColor);
WORD wEnd = CG16bitImage::BlendPixel(Ctx.wSpaceColor, m_wPrimaryColor, 155);
Dest.DrawBiColorLine(Line.xFrom, Line.yFrom,
Line.xTo, Line.yTo,
1,
wEnd,
m_wPrimaryColor);
}
else
{
// Convert to an angle relative to xTo, yTo
CVector vVec(Line.xFrom - Line.xTo, Line.yFrom - Line.yTo);
Metric rRadius;
int iAngle = VectorToPolar(vVec, &rRadius);
int iRadius = (int)rRadius;
// Can't deal with 0 sized lines
if (iRadius == 0)
return;
CG16bitRegion Region;
SPoint Poly[8];
// Paint the outer-most glow
WORD wColor = CG16bitImage::BlendPixel(Ctx.wSpaceColor, m_wSecondaryColor, 100);
CreateBlasterShape(iAngle, iRadius, iRadius / 6, Poly);
Region.CreateFromConvexPolygon(8, Poly);
Region.Fill(Dest, Line.xTo, Line.yTo, wColor);
// Paint the inner transition
wColor = CG16bitImage::BlendPixel(m_wSecondaryColor, m_wPrimaryColor, 128);
wColor = CG16bitImage::BlendPixel(Ctx.wSpaceColor, wColor, 200);
CreateBlasterShape(iAngle, iRadius * 2 / 3, iRadius / 7, Poly);
Region.CreateFromConvexPolygon(8, Poly);
Region.Fill(Dest, Line.xTo, Line.yTo, wColor);
// Paint the inner core
CreateBlasterShape(iAngle, iRadius / 2, iRadius / 8, Poly);
Region.CreateFromConvexPolygon(8, Poly);
Region.Fill(Dest, Line.xTo, Line.yTo, m_wPrimaryColor);
}
// Compute the half-way point
int xHalf = (Line.xFrom + Line.xTo) / 2;
int yHalf = (Line.yFrom + Line.yTo) / 2;
// Draw lightning
int iCount = m_iIntensity + mathRandom(0, 2);
for (int j = 0; j < iCount; j++)
if (mathRandom(1, 2) == 1)
DrawLightning(Dest,
xHalf,
yHalf,
Line.xTo,
Line.yTo,
m_wPrimaryColor,
LIGHTNING_POINT_COUNT,
0.5);
else
DrawLightning(Dest,
Line.xFrom,
Line.yFrom,
Line.xTo,
Line.yTo,
m_wSecondaryColor,
LIGHTNING_POINT_COUNT,
0.3);
}
void CFlarePainter::Paint (CG16bitImage &Dest, int x, int y, SViewportPaintCtx &Ctx)
// Paint
//
// Paint
{
int i;
COLORREF wPrimaryColor = m_pCreator->GetPrimaryColor();
switch (m_pCreator->GetStyle())
{
case CFlareEffectCreator::styleFadingBlast:
{
// Radius shrinks proportionally each tick
int iRadius;
if (m_iTick < m_pCreator->GetLifetime())
iRadius = (int)(m_pCreator->GetRadius() * ((Metric)(m_pCreator->GetLifetime() - m_iTick) / (Metric)m_pCreator->GetLifetime()));
else
iRadius = 0;
// Paint
if (iRadius)
{
// Paint each of the spikes first
int iAngle = 360 / MAIN_SPIKE_COUNT;
for (i = 0; i < MAIN_SPIKE_COUNT; i++)
{
SPoint Spike[4];
m_pCreator->CreateFlareSpike(i * iAngle, iRadius, iRadius / MAIN_SPIKE_WIDTH_RATIO, Spike);
CG16bitRegion Region;
Region.CreateFromConvexPolygon(4, Spike);
Region.FillTrans(Dest, x, y, wPrimaryColor, 128);
}
// Paint central glow
#if 0
DrawAlphaGradientCircle(Dest,
x,
y,
iRadius / 8,
wPrimaryColor);
#endif
// Paint the extended glow
DrawAlphaGradientCircle(Dest,
x,
y,
iRadius,
wPrimaryColor);
}
break;
}
}
}
