add interface for sun clamp

Src/Graphics/IRender3D.h

@@ -18,6 +18,7 @@ public:
   virtual void AttachMemory(const uint32_t *cullingRAMLoPtr, const uint32_t *cullingRAMHiPtr, const uint32_t *polyRAMPtr, const uint32_t *vromPtr, const uint16_t *textureRAMPtr) = 0;
   virtual void SetStepping(int stepping) = 0;
   virtual bool Init(unsigned xOffset, unsigned yOffset, unsigned xRes, unsigned yRes, unsigned totalXRes, unsigned totalYRes) = 0;
+  virtual void SetSunClamp(bool enable) = 0;
   
   virtual ~IRender3D()
   {

Src/Graphics/Legacy3D/Legacy3D.cpp

@@ -1297,6 +1297,10 @@ bool CLegacy3D::Init(unsigned xOffset, unsigned yOffset, unsigned xRes, unsigned
   return OKAY;
 }
 
+void CLegacy3D::SetSunClamp(bool enable)
+{
+}
+
 CLegacy3D::CLegacy3D(const Util::Config::Node &config)
   : m_config(config)
 { 

Src/Graphics/Legacy3D/Legacy3D.h

@@ -327,6 +327,16 @@ public:
 	 *		destructor is called. Prints own error messages.
 	 */
 	bool Init(unsigned xOffset, unsigned yOffset, unsigned xRes, unsigned yRes, unsigned totalXRes, unsigned totalYRes);
+
+	/*
+	* SetSunClamp(bool enable);
+	*
+	* Sets or unsets the clamped light model
+	*
+	* Parameters:
+	*		enable	Set clamp mode
+	*/
+	void SetSunClamp(bool enable);
 	 
 	/*
 	 * CLegacy3D(void):

Src/Graphics/New3D/New3D.cpp

@@ -24,6 +24,7 @@ CNew3D::CNew3D(const Util::Config::Node &config, std::string gameName)
 	m_polyRAM		= nullptr;
 	m_vrom			= nullptr;
 	m_textureRAM	= nullptr;
+	m_sunClamp		= true;
 }
 
 CNew3D::~CNew3D()
@@ -791,12 +792,13 @@ void CNew3D::RenderViewport(UINT32 addr)
 			m_gameName == "von2"	||
 			m_gameName == "von254g"	||
 			m_gameName == "von2a") {
-			vp->sunClamp = false;
+			m_sunClamp = false;
 		}
 		else {
-			vp->sunClamp = true;
+			m_sunClamp = true;
 		}
 
+		vp->sunClamp		= m_sunClamp;
 		vp->intensityClamp	= (m_step == 0x10);		// just step 1.0 ?
 		vp->hardwareStep	= m_step;
 		
@@ -1608,5 +1610,10 @@ void CNew3D::CalcViewport(Viewport* vp, float near, float far)
 	}
 }
 
+void CNew3D::SetSunClamp(bool enable)
+{
+	m_sunClamp = enable;
+}
+
 } // New3D
 

Src/Graphics/New3D/New3D.h

@@ -141,6 +141,16 @@ public:
 	*/
 	bool Init(unsigned xOffset, unsigned yOffset, unsigned xRes, unsigned yRes, unsigned totalXRes, unsigned totalYRes);
 
+	/*
+	* SetSunClamp(bool enable);
+	*
+	* Sets or unsets the clamped light model
+	*
+	* Parameters:
+	*		enable	Set clamp mode
+	*/
+	void SetSunClamp(bool enable);
+
 	/*
 	* CRender3D(config):
 	* ~CRender3D(void):
@@ -193,6 +203,7 @@ private:
 
 	// Misc
 	std::string m_gameName;
+	bool m_sunClamp;
 
 	// Stepping
 	int		m_step;