1 files changed, 269 insertions, 0 deletions

diff --git a/src/render/CutsceneShadow.cpp b/src/render/CutsceneShadow.cpp
new file mode 100644
index 00000000..8cb33896
--- /dev/null
+++ b/src/render/CutsceneShadow.cpp
@@ -0,0 +1,269 @@
+#include "common.h"
+#include "main.h"
+#include "rwcore.h"
+#include "rwplcore.h"
+#include "CutsceneShadow.h"
+#include "RwHelper.h"
+
+#define DLIGHT_VALUE        0.8f /* Directional light intensity */
+
+
+CCutsceneShadow::CCutsceneShadow()
+{	
+	m_pAtomic = nil;
+	m_nRwObjectType = -1;
+	m_pLight = nil;
+	m_nBlurPasses = 0;
+	m_bResample = false;
+	m_bGradient = false;
+}
+
+CCutsceneShadow::~CCutsceneShadow()
+{
+	Destroy();
+}
+
+bool
+CCutsceneShadow::Create(RwObject *object, int32 rasterSize, bool resample, int32 blurPasses, bool gradient)
+{
+	ASSERT(object != nil);
+	
+	RwRGBAReal color;
+	RwFrame *frame;
+
+	if (!object)
+		return false;
+
+	m_pLight = RpLightCreate(rpLIGHTDIRECTIONAL);
+	ASSERT(m_pLight != nil);
+	
+	if (!m_pLight)
+		return false;
+
+	color.red = color.green = color.blue = DLIGHT_VALUE;
+	color.alpha = 0.0f;
+	
+	RpLightSetColor(m_pLight, &color);
+	
+	frame = RwFrameCreate();
+	ASSERT(frame != nil);
+	
+	RpLightSetFrame(m_pLight, frame);
+	
+	SetLightProperties(180.0f, 90.0f, false);
+
+	m_pObject = object;
+	m_nRwObjectType = RwObjectGetType(m_pObject);
+	
+	switch ( m_nRwObjectType )
+	{
+		case rpCLUMP:
+		{
+			RpClumpGetBoundingSphere(m_pClump, &m_BoundingSphere, 1);
+			m_BaseSphere.radius = m_BoundingSphere.radius;
+			RwV3dTransformPoints(&m_BaseSphere.center, &m_BoundingSphere.center, 1, RwFrameGetMatrix(RpClumpGetFrame(m_pClump)));
+			break;
+		}
+
+		case rpATOMIC:
+		{
+			m_BoundingSphere = *RpAtomicGetBoundingSphere(m_pAtomic);
+			m_BaseSphere.radius = m_BoundingSphere.radius;
+			RwV3dTransformPoints(&m_BaseSphere.center, &m_BoundingSphere.center, 1, RwFrameGetMatrix(RpAtomicGetFrame(m_pAtomic)));
+			break;
+		}
+
+		default:
+		{
+			Destroy();
+			return false;
+			break;
+		}
+	}
+
+	if ( !m_Camera.Create(rasterSize) )
+	{
+		Destroy();
+		return false;
+	}
+  
+	m_nBlurPasses = blurPasses;
+	m_bResample = resample;
+	m_bGradient = gradient;
+
+	if ( m_bResample && !m_ResampleCamera.Create(rasterSize - 1) )
+	{
+		Destroy();
+		return false;
+	}
+  
+	if ( m_nBlurPasses != 0 )
+	{
+		if ( !m_BlurCamera.Create(resample ? rasterSize - 1 : rasterSize) )
+		{
+			Destroy();
+			return false;
+		}
+	}
+  
+	if ( m_bGradient )
+	{
+		if ( !m_GradientCamera.Create(resample ? rasterSize - 1 : rasterSize) )
+		{
+			Destroy();
+			return false;
+		}
+		
+		m_GradientCamera.MakeGradientRaster();
+	}
+  
+	m_Camera.SetLight(m_pLight);
+  
+	switch ( m_nRwObjectType )
+	{
+		case rpATOMIC:
+			m_Camera.SetFrustum(1.1f * m_BoundingSphere.radius);
+			break;
+			
+		case rpCLUMP:
+			m_Camera.SetFrustum(1.1f * m_BoundingSphere.radius);
+			break;
+	}
+  
+	m_Camera.SetCenter(&m_BaseSphere.center);
+	return true;
+}
+
+RwFrame *
+CCutsceneShadow::SetLightProperties(float angleY, float angleX, bool setLight)
+{
+	ASSERT(m_pLight != nil);
+	
+	RwFrame *frame;
+	static RwV3d        Xaxis = { 1.0f, 0.0f, 0.0f };
+	static RwV3d        Yaxis = { 0.0f, 1.0f, 0.0f };
+
+	frame = RpLightGetFrame(m_pLight);
+	ASSERT(frame != nil);
+	
+	if ( !frame )
+		return nil;
+	
+	RwFrameRotate(frame, &Yaxis, angleY, rwCOMBINEREPLACE);
+	RwFrameRotate(frame, &Xaxis, angleX, rwCOMBINEPOSTCONCAT);
+	
+	if ( setLight )
+		m_Camera.SetLight(m_pLight);
+		
+	return frame;
+}
+
+bool
+CCutsceneShadow::IsInitialized()
+{
+	return m_pObject != nil;
+}
+
+void
+CCutsceneShadow::Destroy()
+{
+	m_Camera.Destroy();
+	m_ResampleCamera.Destroy();
+	m_BlurCamera.Destroy();
+	m_GradientCamera.Destroy();
+	
+	m_pAtomic = nil;
+	
+	m_nRwObjectType = -1;
+  
+	if (m_pLight)
+	{
+		RwFrame *frame = RpLightGetFrame(m_pLight);
+		RpLightSetFrame(m_pLight, nil);
+		RwFrameDestroy(frame);
+		RpLightDestroy(m_pLight);
+		m_pLight = nil;
+	}
+}
+
+RwRaster *
+CCutsceneShadow::Update()
+{
+	switch ( m_nRwObjectType )
+	{
+		case rpCLUMP:
+			ASSERT(m_pClump != nil);
+			RwV3dTransformPoints(&m_BaseSphere.center, &m_BoundingSphere.center, 1, RwFrameGetMatrix(RpClumpGetFrame(m_pClump)));
+			break;
+
+		case rpATOMIC:
+			ASSERT(m_pAtomic != nil);
+			RwV3dTransformPoints(&m_BaseSphere.center, &m_BoundingSphere.center, 1, RwFrameGetMatrix(RpAtomicGetFrame(m_pAtomic)));
+			break;
+	}
+
+	m_Camera.SetCenter(&m_BaseSphere.center);
+
+	switch ( m_nRwObjectType )
+	{
+		case rpCLUMP:
+			m_Camera.Update(m_pClump);
+			break;
+
+		case rpATOMIC:
+			m_Camera.Update(m_pAtomic);
+			break;
+	}
+	
+	RwRaster *raster = m_Camera.GetRwRenderRaster();
+	ASSERT(raster != nil);
+
+	if ( m_bResample )
+		return m_ResampleCamera.RasterResample(raster);
+
+	if ( m_nBlurPasses )
+		return m_BlurCamera.RasterBlur(raster, m_nBlurPasses);
+
+	if ( m_bGradient )
+		return m_GradientCamera.RasterGradient(raster);
+	
+	return raster;
+}
+
+RwTexture *
+CCutsceneShadow::UpdateForCutscene()
+{
+	Update();
+	return GetShadowRwTexture();
+}
+
+CShadowCamera *
+CCutsceneShadow::GetShadowCamera(int32 camType)
+{
+	switch ( camType )
+	{
+		case RESAMPLE: return &m_ResampleCamera;
+		case BLUR:     return &m_BlurCamera;    
+		case GRADIENT: return &m_GradientCamera;
+	}
+	
+	return &m_Camera;
+}
+
+RwTexture *
+CCutsceneShadow::GetShadowRwTexture()
+{
+	if ( m_bResample )
+		return m_ResampleCamera.GetRwRenderTexture();
+	else
+		return m_Camera.GetRwRenderTexture();
+}
+
+void
+CCutsceneShadow::DrawBorderAroundTexture(RwRGBA  const& color)
+{
+	if ( m_bResample )
+		m_ResampleCamera.DrawOutlineBorder(color);
+	else
+		m_Camera.DrawOutlineBorder(color);
+}
\ No newline at end of file