mlrprimitive.cpp

机甲指挥官2源代码

	MLRPrimitive::SetColorData(
#if COLOR_AS_DWORD
		const DWORD *data,
#else
		const RGBAColor *data,
#endif
		int dataSize
	)
{
	Check_Object(this); 
	Check_Pointer(data);

	Verify(coords.GetLength() == 0 || dataSize == coords.GetLength());
	Verify(normals.GetLength() == 0 || dataSize == normals.GetLength());
	Verify(texCoords.GetLength() == 0 || dataSize == texCoords.GetLength());

	colors.AssignData(data, dataSize);
	litColors.SetLength(dataSize);
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	MLRPrimitive::GetColorData(
#if COLOR_AS_DWORD
		DWORD **data,
#else
		RGBAColor **data,
#endif
		int *dataSize
	)
{
	Check_Object(this); 
	*data = colors.GetData();
	*dataSize = colors.GetLength();
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	MLRPrimitive::SetNormalData(
		const Vector3D *data,
		int dataSize
	)
{
	Check_Object(this); 
	Check_Pointer(data);

	Verify(coords.GetLength() == 0 || dataSize == coords.GetLength());
	Verify(colors.GetLength() == 0 || dataSize == colors.GetLength());
	Verify(texCoords.GetLength() == 0 || dataSize == texCoords.GetLength());

	normals.AssignData(data, dataSize);
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	MLRPrimitive::GetNormalData(
		Vector3D **data,
		int *dataSize
	)
{
	Check_Object(this); 
	*data = normals.GetData();
	*dataSize = normals.GetLength();
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	MLRPrimitive::SetTexCoordData(
		const Vector2DScalar *data,
		int dataSize
	)
{
	Check_Object(this); 
	Check_Pointer(data);

	Verify(coords.GetLength() == 0 || dataSize == coords.GetLength());
	Verify(colors.GetLength() == 0 || dataSize == colors.GetLength());
	Verify(normals.GetLength() == 0 || dataSize == normals.GetLength());

	texCoords.AssignData((Vector2DScalar *)data, dataSize);
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	MLRPrimitive::GetTexCoordData(
		Vector2DScalar **data,
		int *dataSize
	)
{
	Check_Object(this); 
	*data = texCoords.GetData();
	*dataSize = texCoords.GetLength();
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	MLRPrimitive::Transform(Matrix4D *mat)
{
	Check_Object(this);

	int i, len = coords.GetLength();

	for(i=0;i<len;i++)
	{
		transformedCoords[i].Multiply(coords[i], *mat);
	}

	#ifdef LAB_ONLY
		Statistics::MLR_TransformedVertices += len;
	#endif
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	MLRPrimitive::Lighting (
		MLRLight **lights,
		int nrLights
	)
{
	Check_Object(this);

	// set the to use colors to the original colors ...
	// only lighting could overwrite this;
	actualColors = &colors;

	if(nrLights == 0)
	{
		return;
	}

	if(normals.GetLength() == 0)
	{
		return;
	}

	if(lights == NULL)
	{
		return;
	}

	switch (GetCurrentState().GetLightingMode())
	{
		case MLRState::LightingOffMode:
			return;
		case MLRState::LightingClassicOnlyMode:
		{
			Verify(colors.GetLength() == litColors.GetLength());
			Verify(normals.GetLength() == colors.GetLength());
			Verify(coords.GetLength() == colors.GetLength());

			int i, k, len = colors.GetLength();

			MLRVertexData vertexData;

#if COLOR_AS_DWORD
			TO_DO;
#else
			RGBAColor *color = &colors[0];
			RGBAColor *litColor = &litColors[0];

#if USE_ASSEMBLER_CODE
			_asm {
				push		esi
				push		edi

				mov			esi, color

				mov			edi, litColor
				mov         ecx, len

			_loop1:

				mov			eax, dword ptr [esi]
				mov			ebx, dword ptr [esi+4]

				mov			dword ptr [edi], eax
				mov			dword ptr [edi+ 4], ebx

				mov			eax, dword ptr [esi + 8]
				mov			ebx, dword ptr [esi + 12]

				mov			dword ptr [edi + 8], eax
				mov			dword ptr [edi + 12], ebx

				add			esi,16
				add			edi,16

				dec			ecx
				jnz			_loop1

				pop			edi
				pop			esi
			}
#else	// it doesnt know that ...
			memcpy(litColor, color, (len<<2)*sizeof(Scalar));
#endif
#endif

			//
			//-----------------------------------
			// Test each light against the vertex
			//-----------------------------------
			//
			for (i=0;i<nrLights;i++)
			{
				MLRLight *light = lights[i];

				Check_Object(light);


				vertexData.point = &coords[0];
				vertexData.color = &litColors[0];
				vertexData.normal = &normals[0];

				for(k=0;k<len;k++)
				{
					light->LightVertex(vertexData);

					vertexData.point++;
					vertexData.color++;
					vertexData.normal++;
				}
			}

			#ifdef LAB_ONLY
				Statistics::MLR_LitVertices += len*nrLights;
			#endif

			// set the to use colors to the original colors ...
			// only lighting could overwrite this;
			actualColors = &litColors;
		}
		break;
		case MLRState::LightingLightMapOnlyMode:
		{
			Verify(state.GetAlphaMode() == MLRState::OneZeroMode);
			STOP(("Lightmaps not implemented yet."));
		}
		break;
		case MLRState::LightingClassicAndLightMapMode:
		{
			Verify(state.GetAlphaMode() == MLRState::OneZeroMode);

			Verify(colors.GetLength() == litColors.GetLength());
			Verify(normals.GetLength() == colors.GetLength());
			Verify(coords.GetLength() == colors.GetLength());

			int i, k, len = colors.GetLength();

			MLRVertexData vertexData;

#if COLOR_AS_DWORD
#else
			RGBAColor *color = &colors[0];
			RGBAColor *litColor = &litColors[0];

#if USE_ASSEMBLER_CODE
			_asm {
				push		esi
				push		edi

				mov			esi, color

				mov			edi, litColor
				mov         ecx, len

			_loop2:

				mov			eax, dword ptr [esi]
				mov			ebx, dword ptr [esi+4]

				mov			dword ptr [edi], eax
				mov			dword ptr [edi+ 4], ebx

				mov			eax, dword ptr [esi + 8]
				mov			ebx, dword ptr [esi + 12]

				mov			dword ptr [edi + 8], eax
				mov			dword ptr [edi + 12], ebx

				add			esi,16
				add			edi,16

				dec			ecx
				jnz			_loop2

				pop			edi
				pop			esi
			}
#else	// it doesnt know that ...
			memcpy(litColor, color, (len<<2)*sizeof(Scalar));
#endif
#endif

			//
			//-----------------------------------
			// Test each light against the vertex
			//-----------------------------------
			//
			for (i=0;i<nrLights;i++)
			{
				MLRLight *light = lights[i];

				Check_Object(light);


				vertexData.point = &coords[0];
				vertexData.color = &litColors[0];
				vertexData.normal = &normals[0];

				for(k=0;k<len;k++)
				{
					light->LightVertex(vertexData);

					vertexData.point++;
					vertexData.color++;
					vertexData.normal++;
				}
			}

			#ifdef LAB_ONLY
				Statistics::MLR_LitVertices += len*nrLights;
			#endif

			// set the to use colors to the original colors ...
			// only lighting could overwrite this;
			actualColors = &litColors;

			STOP(("Lightmaps not implemented yet."));
		}
		break;
	}

}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void
	MLRPrimitive::PaintMe(const Stuff::RGBAColor *paintMe)
{
	Check_Object(this);

	Verify(colors.GetLength() == litColors.GetLength());

	int k, len = litColors.GetLength();

#if COLOR_AS_DWORD
	DWORD argb = GOSCopyColor(paintMe);

	for(k=0;k<len;k++)
	{
		litColors[k] = argb;
	}
#else
	for(k=0;k<len;k++)
	{
		litColors[k] = *paintMe;
	}
#endif
	// set the to use colors to the original colors ...
	// only lighting could overwrite this;
	actualColors = &litColors;
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
bool
	MLRPrimitive::CastRay(
		Line3D *line,
		Normal3D *normal
	)
{
	Check_Object(this);
	Check_Object(line);
	Check_Pointer(normal);
	STOP(("Not implemented"));
	return false;
}

//#############################################################################
//#######################    MLRPrimitive__ClassData    #######################
//#############################################################################

void
	MLRPrimitive__ClassData::TestInstance()
{
	Verify(IsDerivedFrom(MLRPrimitive::DefaultData));
}