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SFXOrb.cpp
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SFXOrb.cpp
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// SFXOrb.cpp
//
// COrbEffectCreator class
// Copyright (c) 2014 by Kronosaur Productions, LLC. All Rights Reserved.
#include "PreComp.h"
#include "SFXFractalImpl.h"
#define ANIMATE_ATTRIB CONSTLIT("animate")
#define BLEND_MODE_ATTRIB CONSTLIT("blendMode")
#define DETAIL_ATTRIB CONSTLIT("detail")
#define DISTORTION_ATTRIB CONSTLIT("distortion")
#define INTENSITY_ATTRIB CONSTLIT("intensity")
#define LIFETIME_ATTRIB CONSTLIT("lifetime")
#define PRIMARY_COLOR_ATTRIB CONSTLIT("primaryColor")
#define RADIUS_ATTRIB CONSTLIT("radius")
#define SECONDARY_COLOR_ATTRIB CONSTLIT("secondaryColor")
#define SPIKE_COUNT_ATTRIB CONSTLIT("spikeCount")
#define STYLE_ATTRIB CONSTLIT("style")
const int DEFAULT_FLARE_COUNT = 5;
const int FLARE_MULITPLE = 4;
const int LIGHTNING_MULITPLE = 2;
const int FLARE_WIDTH_FRACTION = 32;
const Metric BLOOM_FACTOR = 1.2;
const int FLARE_ANGLE = 15;
class COrbEffectPainter : public IEffectPainter
{
public:
COrbEffectPainter (CEffectCreator *pCreator);
~COrbEffectPainter (void);
// IEffectPainter virtuals
virtual bool CanPaintComposite (void) override { return true; }
virtual CEffectCreator *GetCreator (void) override { return m_pCreator; }
virtual int GetLifetime (void) override { return m_iLifetime; }
virtual void GetParam (const CString &sParam, CEffectParamDesc *retValue) override;
virtual bool GetParamList (TArray<CString> *retList) const override;
virtual void GetRect (RECT *retRect) const override;
virtual void Paint (CG32bitImage &Dest, int x, int y, SViewportPaintCtx &Ctx) override;
virtual void PaintComposite (CG32bitImage &Dest, int x, int y, SViewportPaintCtx &Ctx) override;
virtual bool PointInImage (int x, int y, int iTick, int iVariant = 0, int iRotation = 0) const override;
protected:
virtual void OnSetParam (CCreatePainterCtx &Ctx, const CString &sParam, const CEffectParamDesc &Value) override;
private:
enum EAnimationTypes
{
animateNone = 0,
animateDissipate = 1,
animateExplode = 2,
animateFade = 3,
animateFlicker = 4,
animateMax = 4,
};
enum EOrbStyles
{
styleUnknown = 0,
styleSmooth = 1,
styleFlare = 2,
styleCloud = 3,
styleFireblast = 4,
styleSmoke = 5,
styleDiffraction = 6,
styleFirecloud = 7,
styleBlackHole = 8,
styleLightning = 9,
styleMax = 9,
};
struct SFlareDesc
{
int iLength;
int iWidth;
};
void CalcBlackHoleColorTable (int iRadius, int iIntensity, CG32bitPixel rgbPrimary, CG32bitPixel rgbSecondary, BYTE byOpacity, TArray<CG32bitPixel> *retColorTable) const;
bool CalcIntermediates (void);
void CalcSecondaryColorTable (int iRadius, int iIntensity, BYTE byOpacity, TArray<CG32bitPixel> *retColorTable);
void CalcSphericalColorTable (EOrbStyles iStyle, int iRadius, int iIntensity, CG32bitPixel rgbPrimary, CG32bitPixel rgbSecondary, BYTE byOpacity, TArray<CG32bitPixel> *retColorTable);
void CompositeFlareRay (CG32bitImage &Dest, int xCenter, int yCenter, int iLength, int iWidth, int iAngle, int iIntensity, SViewportPaintCtx &Ctx);
void CompositeFlares (CG32bitImage &Dest, int xCenter, int yCenter, const SFlareDesc &FlareDesc, SViewportPaintCtx &Ctx);
inline bool HasFlares (void) const { return (m_iStyle == styleFlare || m_iStyle == styleDiffraction || m_iStyle == styleFireblast || !m_SpikeCount.IsEmpty()); }
void Invalidate (void);
void PaintFlareRay (CG32bitImage &Dest, int xCenter, int yCenter, int iLength, int iWidth, int iAngle, int iIntensity, SViewportPaintCtx &Ctx);
void PaintFlares (CG32bitImage &Dest, int xCenter, int yCenter, const SFlareDesc &FlareDesc, SViewportPaintCtx &Ctx);
void PaintLightning (CG32bitImage &Dest, int xCenter, int yCenter, const SFlareDesc &FlareDesc, SViewportPaintCtx &Ctx);
inline bool UsesColorTable2 (void) const { return (m_iStyle == styleCloud || m_iStyle == styleFireblast || m_iStyle == styleFirecloud || m_iStyle == styleSmoke); }
inline bool UsesTextures (void) const { return (m_iStyle == styleCloud || m_iStyle == styleFireblast || m_iStyle == styleFirecloud || m_iStyle == styleSmoke); }
CEffectCreator *m_pCreator;
int m_iRadius;
EOrbStyles m_iStyle;
int m_iIntensity;
int m_iDetail;
int m_iDistortion;
DiceRange m_SpikeCount;
CG32bitPixel m_rgbPrimaryColor;
CG32bitPixel m_rgbSecondaryColor;
CGDraw::EBlendModes m_iBlendMode;
int m_iLifetime;
EAnimationTypes m_iAnimation;
// Temporary variables based on shape/style/etc.
bool m_bInitialized; // TRUE if values are valid
ICirclePainter *m_pPainter; // Circle painter
TArray<TArray<CG32bitPixel>> m_ColorTable; // Radial color table (per animation frame)
TArray<SFlareDesc> m_FlareDesc; // Flare spikes (per animation frame)
CFractalTextureLibrary::ETextureTypes m_iTextureType;
TArray<int> m_TextureFrame; // Texture frame to use
TArray<TArray<CG32bitPixel>> m_ColorTable2; // Additional color table (used by fireblast)
static CExplosionColorizer m_ExplosionColorizer;
};
static LPSTR ANIMATION_TABLE[] =
{
// Must be same order as EAnimationTypes
"",
"dissipate",
"explode",
"fade",
"flicker",
NULL
};
static LPSTR STYLE_TABLE[] =
{
// Must be same order as EOrbStyles
"",
"smooth",
"flare",
"cloud",
"fireblast",
"smoke",
"diffraction",
"firecloud",
"blackhole",
"lightning",
NULL,
};
COrbEffectCreator::COrbEffectCreator (void) :
m_pSingleton(NULL)
// COrbEffectCreator constructor
{
}
COrbEffectCreator::~COrbEffectCreator (void)
// COrbEffectCreator destructor
{
if (m_pSingleton)
delete m_pSingleton;
}
IEffectPainter *COrbEffectCreator::OnCreatePainter (CCreatePainterCtx &Ctx)
// CreatePainter
//
// Creates a new painter
{
// If we have a singleton, return that
if (m_pSingleton)
return m_pSingleton;
// Otherwise we need to create a painter with the actual
// parameters.
IEffectPainter *pPainter = new COrbEffectPainter(this);
// Initialize the painter parameters
pPainter->SetParam(Ctx, ANIMATE_ATTRIB, m_Animate);
pPainter->SetParam(Ctx, BLEND_MODE_ATTRIB, m_BlendMode);
pPainter->SetParam(Ctx, DETAIL_ATTRIB, m_Detail);
pPainter->SetParam(Ctx, DISTORTION_ATTRIB, m_Distortion);
pPainter->SetParam(Ctx, INTENSITY_ATTRIB, m_Intensity);
pPainter->SetParam(Ctx, LIFETIME_ATTRIB, m_Lifetime);
pPainter->SetParam(Ctx, PRIMARY_COLOR_ATTRIB, m_PrimaryColor);
pPainter->SetParam(Ctx, RADIUS_ATTRIB, m_Radius);
pPainter->SetParam(Ctx, SECONDARY_COLOR_ATTRIB, m_SecondaryColor);
pPainter->SetParam(Ctx, SPIKE_COUNT_ATTRIB, m_SpikeCount);
pPainter->SetParam(Ctx, STYLE_ATTRIB, m_Style);
// Initialize via GetParameters, if necessary
InitPainterParameters(Ctx, pPainter);
// If we are a singleton, then we only need to create this once.
if (GetInstance() == instGame)
{
pPainter->SetSingleton(true);
m_pSingleton = pPainter;
}
return pPainter;
}
ALERROR COrbEffectCreator::OnEffectCreateFromXML (SDesignLoadCtx &Ctx, CXMLElement *pDesc, const CString &sUNID)
// OnEffectCreateFromXML
//
// Initialize type-specific data
{
ALERROR error;
if (error = m_Animate.InitIdentifierFromXML(Ctx, pDesc->GetAttribute(ANIMATE_ATTRIB), ANIMATION_TABLE))
return error;
if (error = m_BlendMode.InitBlendModeFromXML(Ctx, pDesc->GetAttribute(BLEND_MODE_ATTRIB)))
return error;
if (error = m_Detail.InitIntegerFromXML(Ctx, pDesc->GetAttribute(DETAIL_ATTRIB)))
return error;
if (error = m_Distortion.InitIntegerFromXML(Ctx, pDesc->GetAttribute(DISTORTION_ATTRIB)))
return error;
if (error = m_Intensity.InitIntegerFromXML(Ctx, pDesc->GetAttribute(INTENSITY_ATTRIB)))
return error;
if (error = m_Lifetime.InitIntegerFromXML(Ctx, pDesc->GetAttribute(LIFETIME_ATTRIB)))
return error;
if (error = m_PrimaryColor.InitColorFromXML(Ctx, pDesc->GetAttribute(PRIMARY_COLOR_ATTRIB)))
return error;
if (error = m_Radius.InitIntegerFromXML(Ctx, pDesc->GetAttribute(RADIUS_ATTRIB)))
return error;
if (error = m_SecondaryColor.InitColorFromXML(Ctx, pDesc->GetAttribute(SECONDARY_COLOR_ATTRIB)))
return error;
if (error = m_SpikeCount.InitIntegerFromXML(Ctx, pDesc->GetAttribute(SPIKE_COUNT_ATTRIB)))
return error;
if (error = m_Style.InitIdentifierFromXML(Ctx, pDesc->GetAttribute(STYLE_ATTRIB), STYLE_TABLE))
return error;
return NOERROR;
}
ALERROR COrbEffectCreator::OnEffectBindDesign (SDesignLoadCtx &Ctx)
// OnEffectBindDesign
//
// Resolve loading
{
// Clean up, because we might want to recompute for next time.
if (m_pSingleton)
{
delete m_pSingleton;
m_pSingleton = NULL;
}
return NOERROR;
}
// COrbEffectPainter ----------------------------------------------------------
CExplosionColorizer COrbEffectPainter::m_ExplosionColorizer;
COrbEffectPainter::COrbEffectPainter (CEffectCreator *pCreator) :
m_pCreator(pCreator),
m_iRadius((int)(STD_SECONDS_PER_UPDATE * LIGHT_SECOND / KLICKS_PER_PIXEL)),
m_iStyle(styleSmooth),
m_iIntensity(50),
m_iDetail(25),
m_iDistortion(0),
m_SpikeCount(0, 0, 0),
m_rgbPrimaryColor(CG32bitPixel(255, 255, 255)),
m_rgbSecondaryColor(CG32bitPixel(128, 128, 128)),
m_iBlendMode(CGDraw::blendNormal),
m_iLifetime(0),
m_iAnimation(animateNone),
m_pPainter(NULL),
m_bInitialized(false)
// COrbEffectCreator constructor
{
m_ExplosionColorizer.Init();
}
COrbEffectPainter::~COrbEffectPainter (void)
// COrbEffectCreator destructor
{
// Clean up temporaries
Invalidate();
}
void COrbEffectPainter::CalcBlackHoleColorTable (int iRadius, int iIntensity, CG32bitPixel rgbPrimary, CG32bitPixel rgbSecondary, BYTE byOpacity, TArray<CG32bitPixel> *retColorTable) const
// CalcBlackHoleColorTable
//
// Calculates color table for black hole style.
{
int i;
int iFringeMaxRadius = iRadius * iIntensity / 120;
int iFringeWidth = iFringeMaxRadius / 8;
int iBlownRadius = iFringeMaxRadius - iFringeWidth;
int iFadeWidth = iRadius - iFringeMaxRadius;
if (retColorTable->GetCount() < iRadius)
retColorTable->InsertEmpty(iRadius - retColorTable->GetCount());
// Initialize table
for (i = 0; i < iRadius; i++)
{
if (i < iBlownRadius)
(*retColorTable)[i] = CG32bitPixel(0, 0, 0, byOpacity);
else if (i < iFringeMaxRadius && iFringeWidth > 0)
{
int iStep = (i - iBlownRadius);
DWORD dwOpacity = iStep * byOpacity / iFringeWidth;
(*retColorTable)[i] = CG32bitPixel::Blend(CG32bitPixel(255, 255, 255), rgbPrimary, (BYTE)dwOpacity);
}
else if (iFadeWidth > 0)
{
int iStep = (i - iFringeMaxRadius);
Metric rOpacity = 1.0 - ((Metric)iStep / iFadeWidth);
rOpacity = (rOpacity * rOpacity) * byOpacity;
(*retColorTable)[i] = CG32bitPixel(rgbSecondary, (BYTE)(DWORD)rOpacity);
}
else
(*retColorTable)[i] = CG32bitPixel::Null();
}
}
bool COrbEffectPainter::CalcIntermediates (void)
// CalcIntermediates
//
// Computes m_ColorTable. Returns TRUE if we have at least one frame of
// animation.
{
int i;
if (!m_bInitialized)
{
m_ColorTable.DeleteAll();
m_ColorTable2.DeleteAll();
m_FlareDesc.DeleteAll();
m_TextureFrame.DeleteAll();
// Initialized based on animation property
switch (m_iAnimation)
{
// Expand and fade
case animateDissipate:
{
int iLifetime = Max(1, m_iLifetime);
Metric rDetail = (m_iDetail / 100.0);
m_iTextureType = CFractalTextureLibrary::typeExplosion;
CStepIncrementor Radius(CStepIncrementor::styleSquareRoot, 0.2 * m_iRadius, m_iRadius, iLifetime);
CStepIncrementor Intensity(CStepIncrementor::styleLinear, m_iIntensity, 0.0, iLifetime);
CStepIncrementor Detail(CStepIncrementor::styleLinear, rDetail, rDetail / 10.0, iLifetime);
CStepIncrementor ColorFade(CStepIncrementor::styleLinear, 0.0, 1.0, iLifetime);
m_ColorTable.InsertEmpty(iLifetime);
m_FlareDesc.InsertEmpty(iLifetime);
m_TextureFrame.InsertEmpty(iLifetime);
if (UsesColorTable2())
m_ColorTable2.InsertEmpty(iLifetime);
for (i = 0; i < iLifetime; i++)
{
int iRadius = Max(2, (int)Radius.GetAt(i));
int iIntensity = (int)Intensity.GetAt(i);
CG32bitPixel rgbColor = CG32bitPixel::Blend(m_rgbPrimaryColor, m_rgbSecondaryColor, ColorFade.GetAt(i));
CalcSphericalColorTable(m_iStyle, iRadius, iIntensity, rgbColor, m_rgbSecondaryColor, 255, &m_ColorTable[i]);
m_FlareDesc[i].iLength = iRadius * FLARE_MULITPLE;
m_FlareDesc[i].iWidth = Max(1, m_FlareDesc[i].iLength / FLARE_WIDTH_FRACTION);
m_TextureFrame[i] = g_pUniverse->GetFractalTextureLibrary().GetTextureIndex(m_iTextureType, Detail.GetAt(i));
if (UsesColorTable2())
CalcSecondaryColorTable(iRadius, iIntensity, 255, &m_ColorTable2[i]);
}
break;
}
// Increase radius up to maximum
case animateExplode:
{
int iLifetime = Max(1, m_iLifetime);
CStepIncrementor Radius(CStepIncrementor::styleSquareRoot, 0.2 * m_iRadius, m_iRadius, iLifetime);
CStepIncrementor Intensity(CStepIncrementor::styleLinear, m_iIntensity, 0.0, iLifetime);
CStepIncrementor Heat(CStepIncrementor::styleSquare, 100.0, 0.0, iLifetime);
Metric rDetail = (m_iDetail / 100.0);
m_iTextureType = CFractalTextureLibrary::typeExplosion;
CStepIncrementor Detail(CStepIncrementor::styleLinear, rDetail, rDetail / 10.0, iLifetime);
int iEndFade = iLifetime / 3;
int iEndFadeStart = iLifetime - iEndFade;
m_ColorTable.InsertEmpty(iLifetime);
m_FlareDesc.InsertEmpty(iLifetime);
m_TextureFrame.InsertEmpty(iLifetime);
if (UsesColorTable2())
m_ColorTable2.InsertEmpty(iLifetime);
for (i = 0; i < iLifetime; i++)
{
int iRadius = Max(2, (int)Radius.GetAt(i));
int iIntensity = (int)Intensity.GetAt(i);
int iHeat = (int)Heat.GetAt(i);
BYTE byOpacity;
if (i > iEndFadeStart)
{
Metric rFade = (iEndFade - (i - iEndFadeStart)) / (Metric)iEndFade;
byOpacity = (BYTE)(255.0 * rFade);
}
else
byOpacity = 255;
CalcSphericalColorTable(m_iStyle, iRadius, iHeat, m_rgbPrimaryColor, m_rgbSecondaryColor, byOpacity, &m_ColorTable[i]);
m_FlareDesc[i].iLength = (iIntensity > 60 ? iIntensity * iRadius * FLARE_MULITPLE / 70 : 0);
m_FlareDesc[i].iWidth = Max(1, m_FlareDesc[i].iLength / FLARE_WIDTH_FRACTION);
m_TextureFrame[i] = g_pUniverse->GetFractalTextureLibrary().GetTextureIndex(m_iTextureType, Detail.GetAt(i));
if (UsesColorTable2())
CalcSecondaryColorTable(iRadius, iHeat, byOpacity, &m_ColorTable2[i]);
}
break;
}
// Standard fade decreases radius and intensity linearly over the
// lifetime of the animation.
case animateFade:
{
int iLifetime = Max(1, m_iLifetime);
Metric rDetail = (m_iDetail / 100.0);
CStepIncrementor Detail(CStepIncrementor::styleLinear, rDetail, rDetail / 10.0, iLifetime);
m_ColorTable.InsertEmpty(iLifetime);
m_FlareDesc.InsertEmpty(iLifetime);
m_TextureFrame.InsertEmpty(iLifetime);
if (UsesColorTable2())
m_ColorTable2.InsertEmpty(iLifetime);
for (i = 0; i < iLifetime; i++)
{
Metric rFade = (iLifetime - i) / (Metric)iLifetime;
int iRadius = (int)(rFade * m_iRadius);
int iIntensity = (int)(rFade * m_iIntensity);
CalcSphericalColorTable(m_iStyle, iRadius, iIntensity, m_rgbPrimaryColor, m_rgbSecondaryColor, 255, &m_ColorTable[i]);
m_FlareDesc[i].iLength = iRadius * FLARE_MULITPLE;
m_FlareDesc[i].iWidth = Max(1, m_FlareDesc[i].iLength / FLARE_WIDTH_FRACTION);
m_TextureFrame[i] = g_pUniverse->GetFractalTextureLibrary().GetTextureIndex(m_iTextureType, Detail.GetAt(i));
if (UsesColorTable2())
CalcSecondaryColorTable(iRadius, iIntensity, 255, &m_ColorTable2[i]);
}
// For cloud and Fireblast we need a repeating animation
if (UsesTextures())
{
m_iTextureType = CFractalTextureLibrary::typeBoilingClouds;
int iFrames = g_pUniverse->GetFractalTextureLibrary().GetTextureCount(m_iTextureType);
m_TextureFrame.InsertEmpty(iFrames);
for (i = 0; i < iFrames; i++)
m_TextureFrame[i] = i;
}
break;
}
// Flicker randomly
case animateFlicker:
{
int iLifetime = (m_iLifetime < 1 ? 120 : m_iLifetime);
m_ColorTable.InsertEmpty(iLifetime);
m_FlareDesc.InsertEmpty(iLifetime);
m_TextureFrame.InsertEmpty(iLifetime);
if (UsesColorTable2())
m_ColorTable2.InsertEmpty(iLifetime);
for (i = 0; i < iLifetime; i++)
{
Metric rFlicker = Max(0.5, Min(1.0 + (0.25 * mathRandomGaussian()), 2.0));
int iRadius = Max(2, (int)(rFlicker * m_iRadius));
int iIntensity = (int)(rFlicker * m_iIntensity);
CalcSphericalColorTable(m_iStyle, iRadius, iIntensity, m_rgbPrimaryColor, m_rgbSecondaryColor, 255, &m_ColorTable[i]);
m_FlareDesc[i].iLength = iRadius * FLARE_MULITPLE;
m_FlareDesc[i].iWidth = Max(1, m_FlareDesc[i].iLength / FLARE_WIDTH_FRACTION);
if (UsesColorTable2())
CalcSecondaryColorTable(iRadius, iIntensity, 255, &m_ColorTable2[i]);
}
// For cloud and Fireblast we need a repeating animation
if (UsesTextures())
{
m_iTextureType = CFractalTextureLibrary::typeBoilingClouds;
int iFrames = g_pUniverse->GetFractalTextureLibrary().GetTextureCount(m_iTextureType);
m_TextureFrame.InsertEmpty(iFrames);
for (i = 0; i < iFrames; i++)
m_TextureFrame[i] = i;
}
break;
}
// By default the radius does not change.
default:
{
m_ColorTable.InsertEmpty(1);
m_FlareDesc.InsertEmpty(1);
CalcSphericalColorTable(m_iStyle, m_iRadius, m_iIntensity, m_rgbPrimaryColor, m_rgbSecondaryColor, 255, &m_ColorTable[0]);
if (m_iStyle == styleLightning)
m_FlareDesc[0].iLength = m_iRadius * LIGHTNING_MULITPLE;
else
m_FlareDesc[0].iLength = m_iRadius * FLARE_MULITPLE;
m_FlareDesc[0].iWidth = Max(1, m_FlareDesc[0].iLength / FLARE_WIDTH_FRACTION);
// For cloud and Fireblast we need a repeating animation
if (UsesTextures())
{
m_iTextureType = CFractalTextureLibrary::typeBoilingClouds;
int iFrames = g_pUniverse->GetFractalTextureLibrary().GetTextureCount(m_iTextureType);
m_TextureFrame.InsertEmpty(iFrames);
for (i = 0; i < iFrames; i++)
m_TextureFrame[i] = i;
}
// For Fireblast, we only need a single color table
if (UsesColorTable2())
{
m_ColorTable2.InsertEmpty(1);
CalcSecondaryColorTable(m_iRadius, m_iIntensity, 255, &m_ColorTable2[0]);
}
break;
}
}
// Initialize the proper painter
switch (m_iStyle)
{
case styleCloud:
case styleFirecloud:
case styleSmoke:
{
switch (m_iBlendMode)
{
case CGDraw::blendNormal:
m_pPainter = new CCloudCirclePainter<CGBlendBlend>(m_iTextureType);
break;
case CGDraw::blendHardLight:
m_pPainter = new CCloudCirclePainter<CGBlendHardLight>(m_iTextureType);
break;
case CGDraw::blendScreen:
m_pPainter = new CCloudCirclePainter<CGBlendScreen>(m_iTextureType);
break;
case CGDraw::blendCompositeNormal:
m_pPainter = new CCloudCirclePainter<CGBlendComposite>(m_iTextureType);
break;
default:
m_pPainter = NULL;
}
break;
}
case styleDiffraction:
{
switch (m_iBlendMode)
{
case CGDraw::blendNormal:
m_pPainter = new CDiffractionCirclePainter<CGBlendBlend>();
break;
case CGDraw::blendHardLight:
m_pPainter = new CDiffractionCirclePainter<CGBlendHardLight>();
break;
case CGDraw::blendScreen:
m_pPainter = new CDiffractionCirclePainter<CGBlendScreen>();
break;
case CGDraw::blendCompositeNormal:
m_pPainter = new CDiffractionCirclePainter<CGBlendComposite>();
break;
default:
m_pPainter = NULL;
}
break;
}
case styleFireblast:
{
switch (m_iBlendMode)
{
case CGDraw::blendNormal:
m_pPainter = new CFireblastCirclePainter<CGBlendBlend>(m_iTextureType, (Metric)m_iDistortion / 100.0);
break;
case CGDraw::blendHardLight:
m_pPainter = new CFireblastCirclePainter<CGBlendHardLight>(m_iTextureType, (Metric)m_iDistortion / 100.0);
break;
case CGDraw::blendScreen:
m_pPainter = new CFireblastCirclePainter<CGBlendScreen>(m_iTextureType, (Metric)m_iDistortion / 100.0);
break;
case CGDraw::blendCompositeNormal:
m_pPainter = new CFireblastCirclePainter<CGBlendComposite>(m_iTextureType, (Metric)m_iDistortion / 100.0);
break;
default:
m_pPainter = NULL;
}
break;
}
}
m_bInitialized = true;
}
return (m_ColorTable.GetCount() > 0);
}
void COrbEffectPainter::CalcSecondaryColorTable (int iRadius, int iIntensity, BYTE byOpacity, TArray<CG32bitPixel> *retColorTable)
// CalcSecondaryColorTable
//
// Calc smoke for Fireblast
{
int i;
switch (m_iStyle)
{
// For cloud and smoke the secondary table is a pixel table progressing
// from primary to secondary colors.
case styleCloud:
case styleSmoke:
{
CStepIncrementor Color(CStepIncrementor::styleLinear, 0.0, 1.0, 256);
retColorTable->InsertEmpty(256);
for (i = 0; i < 256; i++)
(*retColorTable)[i] = CG32bitPixel::Blend(m_rgbSecondaryColor, m_rgbPrimaryColor, Color.GetAt(i));
break;
}
case styleFireblast:
{
CStepIncrementor Intensity(CStepIncrementor::styleSquare, 100, 0, 100);
int iFade = Min((int)Intensity.GetAt(iIntensity), 100);
CG32bitPixel rgbCenter = CG32bitPixel::Fade(m_rgbPrimaryColor, m_rgbSecondaryColor, iFade);
CG32bitPixel rgbEdge = CG32bitPixel::Fade(m_rgbSecondaryColor, CG32bitPixel(0, 0, 0), iFade);
CStepIncrementor Opacity(CStepIncrementor::styleLinear, byOpacity, 0.0, iRadius);
CStepIncrementor Radius(CStepIncrementor::styleOctRoot, 0.0, 1.0, iRadius);
retColorTable->InsertEmpty(iRadius);
for (i = 0; i < iRadius; i++)
(*retColorTable)[i] = CG32bitPixel(CG32bitPixel::Blend(rgbCenter, rgbEdge, Radius.GetAt(i)), (BYTE)Opacity.GetAt(i));
break;
}
case styleFirecloud:
{
retColorTable->InsertEmpty(256);
for (i = 0; i < 256; i++)
(*retColorTable)[i] = m_ExplosionColorizer.GetPixel(i, 256, iIntensity, m_rgbPrimaryColor, m_rgbSecondaryColor);
break;
}
default:
ASSERT(false);
}
}
void COrbEffectPainter::CalcSphericalColorTable (EOrbStyles iStyle, int iRadius, int iIntensity, CG32bitPixel rgbPrimary, CG32bitPixel rgbSecondary, BYTE byOpacity, TArray<CG32bitPixel> *retColorTable)
// CalcSphericalColorTable
//
// Calculates the color table given these parameters.
{
int i;
retColorTable->DeleteAll();
if (iRadius <= 0)
return;
// Allocate tables
retColorTable->InsertEmpty(iRadius);
// Table is based on style
switch (iStyle)
{
case styleSmooth:
case styleLightning:
CPaintHelper::CalcSmoothColorTable(iRadius, iIntensity, rgbPrimary, rgbSecondary, byOpacity, retColorTable);
break;
case styleBlackHole:
CalcBlackHoleColorTable(iRadius, iIntensity, rgbPrimary, rgbSecondary, byOpacity, retColorTable);
break;
// For cloud we only use this color table for the opacity. The actual
// color information is in the second table (the pixel table).
case styleCloud:
case styleFirecloud:
{
CStepIncrementor Opacity(CStepIncrementor::styleSquare, byOpacity, 0.0, iRadius);
for (i = 0; i < iRadius; i++)
(*retColorTable)[i] = CG32bitPixel(255, 255, 255, (BYTE)Opacity.GetAt(i));
break;
}
// We progress from primary color (at the center) to secondary color
// at the edge, and from full opacity to transparent.
case styleDiffraction:
case styleFlare:
{
CG32bitPixel rgbCenter = CG32bitPixel::Fade(rgbPrimary, CG32bitPixel(255, 255, 255), iIntensity);
CG32bitPixel rgbEdge = rgbSecondary;
for (i = 0; i < iRadius; i++)
{
Metric rFade = (Metric)i / (Metric)iRadius;
CG32bitPixel rgbColor = CG32bitPixel::Blend(rgbCenter, rgbEdge, rFade);
BYTE byAlpha = (BYTE)(byOpacity - (i * byOpacity / iRadius));
(*retColorTable)[i] = CG32bitPixel(rgbColor, byAlpha);
}
break;
}
case styleFireblast:
{
const int BLOWN_INTENSITY = 95;
const int BLOWN_SIZE = 100 - BLOWN_INTENSITY;
const int FIRE_INTENSITY = 80;
const int FIRE_SIZE = BLOWN_INTENSITY - FIRE_INTENSITY;
const int GLOW_INTENSITY = 25;
const int GLOW_SIZE = FIRE_INTENSITY - GLOW_INTENSITY;
const int FADE_INTENSITY = 0;
const int FADE_SIZE = GLOW_INTENSITY - FADE_INTENSITY;
CStepIncrementor Opacity(CStepIncrementor::styleOct, byOpacity, 0.0, iRadius);
CStepIncrementor Radius(CStepIncrementor::styleQuad, 0.0, 1.0, iRadius);
CG32bitPixel rgbCenter;
CG32bitPixel rgbEdge;
if (iIntensity > BLOWN_INTENSITY)
{
CStepIncrementor Intensity(CStepIncrementor::styleOct, 100, 0, BLOWN_SIZE);
int iFade = Min((int)Intensity.GetAt(iIntensity - BLOWN_INTENSITY), 100);
rgbCenter = CG32bitPixel::Fade(CG32bitPixel(255, 255, 255), m_rgbPrimaryColor, iFade);
rgbEdge = CG32bitPixel::Fade(CG32bitPixel(255, 255, 255), m_rgbPrimaryColor, iFade);
}
else if (iIntensity > FIRE_INTENSITY)
{
CStepIncrementor Intensity(CStepIncrementor::styleOct, 100, 0, FIRE_SIZE);
int iFade = Min((int)Intensity.GetAt(iIntensity - FIRE_INTENSITY), 100);
rgbCenter = m_rgbPrimaryColor;
rgbEdge = CG32bitPixel::Fade(m_rgbPrimaryColor, m_rgbSecondaryColor, iFade);
}
else if (iIntensity > GLOW_INTENSITY)
{
CStepIncrementor Intensity(CStepIncrementor::styleOct, 100, 0, GLOW_SIZE);
int iFade = Min((int)Intensity.GetAt(iIntensity - GLOW_INTENSITY), 100);
rgbCenter = CG32bitPixel::Fade(m_rgbPrimaryColor, m_rgbSecondaryColor, iFade);
rgbEdge = m_rgbSecondaryColor;
}
else
{
CStepIncrementor Intensity(CStepIncrementor::styleOct, 100, 0, FADE_SIZE);
int iFade = Min((int)Intensity.GetAt(iIntensity - FADE_INTENSITY), 100);
rgbCenter = m_rgbSecondaryColor;
rgbEdge = CG32bitPixel::Fade(m_rgbSecondaryColor, CG32bitPixel(0, 0, 0), iFade);
}
for (i = 0; i < iRadius; i++)
(*retColorTable)[i] = CG32bitPixel(CG32bitPixel::Blend(rgbCenter, rgbEdge, Radius.GetAt(i)), (BYTE)Opacity.GetAt(i));
break;
}
case styleSmoke:
{
CStepIncrementor Opacity(CStepIncrementor::styleQuad, byOpacity, 0.0, iRadius);
CStepIncrementor CenterAdj(CStepIncrementor::styleSquare, (Metric)Max(0, (70 - iIntensity)) / 100.0, 1.0, iRadius);
for (i = 0; i < iRadius; i++)
{
(*retColorTable)[i] = CG32bitPixel(CG32bitPixel::Blend(rgbPrimary, rgbSecondary, (Metric)i / iRadius), (BYTE)(CenterAdj.GetAt(i) * Opacity.GetAt(i)));
}
break;
}
}
}
void COrbEffectPainter::CompositeFlareRay (CG32bitImage &Dest, int xCenter, int yCenter, int iLength, int iWidth, int iAngle, int iIntensity, SViewportPaintCtx &Ctx)
// CompositeFlareRay
//
// Paints a flare line
{
// Compute the line
CVector vHalf = PolarToVector(iAngle, iLength / 2.0);
int xOffset = (int)vHalf.GetX();
int yOffset = (int)vHalf.GetY();
// Paint the line
CFlareRayRasterizer<CGBlendComposite> Flare;
Flare.Draw(Dest, xCenter - xOffset, yCenter + yOffset, xCenter + xOffset, yCenter - yOffset, iWidth);
}
void COrbEffectPainter::CompositeFlares (CG32bitImage &Dest, int xCenter, int yCenter, const SFlareDesc &FlareDesc, SViewportPaintCtx &Ctx)
// CompositeFlares
//
// Paints flares
{
int i;
int iFlareCount = m_SpikeCount.Roll() / 2;
if (iFlareCount <= 0)
iFlareCount = DEFAULT_FLARE_COUNT;
int iAngle = 360 / iFlareCount;
for (i = 0; i < iFlareCount; i++)
CompositeFlareRay(Dest, xCenter, yCenter, FlareDesc.iLength, FlareDesc.iWidth, AngleMod(FLARE_ANGLE + (iAngle * i)), m_iIntensity, Ctx);
}
void COrbEffectPainter::GetParam (const CString &sParam, CEffectParamDesc *retValue)
// GetParam
//
// Returns the parameter
{
if (strEquals(sParam, ANIMATE_ATTRIB))
retValue->InitInteger(m_iAnimation);
else if (strEquals(sParam, BLEND_MODE_ATTRIB))
retValue->InitInteger(m_iBlendMode);
else if (strEquals(sParam, DETAIL_ATTRIB))
retValue->InitInteger(m_iDetail);
else if (strEquals(sParam, DISTORTION_ATTRIB))
retValue->InitInteger(m_iDistortion);
else if (strEquals(sParam, INTENSITY_ATTRIB))
retValue->InitInteger(m_iIntensity);
else if (strEquals(sParam, LIFETIME_ATTRIB))
retValue->InitInteger(m_iLifetime);
else if (strEquals(sParam, PRIMARY_COLOR_ATTRIB))
retValue->InitColor(m_rgbPrimaryColor);
else if (strEquals(sParam, RADIUS_ATTRIB))
retValue->InitInteger(m_iRadius);
else if (strEquals(sParam, SECONDARY_COLOR_ATTRIB))
retValue->InitColor(m_rgbSecondaryColor);
else if (strEquals(sParam, SPIKE_COUNT_ATTRIB))
retValue->InitDiceRange(m_SpikeCount);
else if (strEquals(sParam, STYLE_ATTRIB))
retValue->InitInteger(m_iStyle);
else
retValue->InitNull();
}
bool COrbEffectPainter::GetParamList (TArray<CString> *retList) const
// GetParamList
//
// Returns a list of value parameter names
{
retList->DeleteAll();
retList->InsertEmpty(11);
retList->GetAt(0) = ANIMATE_ATTRIB;
retList->GetAt(1) = BLEND_MODE_ATTRIB;
retList->GetAt(2) = DETAIL_ATTRIB;
retList->GetAt(3) = DISTORTION_ATTRIB;
retList->GetAt(4) = INTENSITY_ATTRIB;
retList->GetAt(5) = LIFETIME_ATTRIB;
retList->GetAt(6) = PRIMARY_COLOR_ATTRIB;
retList->GetAt(7) = RADIUS_ATTRIB;
retList->GetAt(8) = SECONDARY_COLOR_ATTRIB;
retList->GetAt(9) = SPIKE_COUNT_ATTRIB;
retList->GetAt(10) = STYLE_ATTRIB;
return true;
}
void COrbEffectPainter::GetRect (RECT *retRect) const
// GetRect
//
// Returns the rect bounds of the image
{