Exemplo n.º 1
0
/*
========================
ParseInOutStruct
========================
*/
void ParseInOutStruct( idLexer & src, int attribType, idList< inOutVariable_t > & inOutVars ) {
	src.ExpectTokenString( "{" );

	while( !src.CheckTokenString( "}" ) ) {
		inOutVariable_t var;

		idToken token;
		src.ReadToken( &token );
		var.type = token;
		src.ReadToken( &token );
		var.nameCg = token;

		if ( !src.CheckTokenString( ":" ) ) {
			src.SkipUntilString( ";" );
			continue;
		}

		src.ReadToken( &token );
		var.nameGLSL = token;
		src.ExpectTokenString( ";" );

		// convert the type
		for ( int i = 0; typeConversion[i].typeCG != NULL; i++ ) {
			if ( var.type.Cmp( typeConversion[i].typeCG ) == 0 ) {
				var.type = typeConversion[i].typeGLSL;
				break;
			}
		}

		// convert the semantic to a GLSL name
		for ( int i = 0; attribsPC[i].semantic != NULL; i++ ) {
			if ( ( attribsPC[i].flags & attribType ) != 0 ) {
				if ( var.nameGLSL.Cmp( attribsPC[i].semantic ) == 0 ) {
					var.nameGLSL = attribsPC[i].glsl;
					break;
				}
			}
		}

		// check if it was defined previously
		var.declareInOut = true;
		for ( int i = 0; i < inOutVars.Num(); i++ ) {
			if ( var.nameGLSL == inOutVars[i].nameGLSL ) {
				var.declareInOut = false;
				break;
			}
		}

		inOutVars.Append( var );
	}

	src.ExpectTokenString( ";" );
}
Exemplo n.º 2
0
/*
================
idDeclAF::ParseContents
================
*/
bool idDeclAF::ParseContents( idLexer &src, int &c ) const {
	idToken token;
	idStr str;

	while( src.ReadToken( &token ) ) {
		str += token;
		if ( !src.CheckTokenString( "," ) ) {
			break;
		}
		str += ",";
	}
	c = ContentsFromString( str );
	return true;
}
Exemplo n.º 3
0
/*
================
idDeclAF::ParseSettings
================
*/
bool idDeclAF::ParseSettings( idLexer &src ) {
	idToken token;

	if ( !src.ExpectTokenString( "{" ) ) {
		return false;
	}

	while( src.ReadToken( &token ) ) {

		if ( !token.Icmp( "mesh" ) ) {
			if ( !src.ExpectTokenType( TT_STRING, 0, &token ) ) {
				return false;
			}
		} else if ( !token.Icmp( "anim" ) ) {
			if ( !src.ExpectTokenType( TT_STRING, 0, &token ) ) {
				return false;
			}
		} else if ( !token.Icmp( "model" ) ) {
			if ( !src.ExpectTokenType( TT_STRING, 0, &token ) ) {
				return false;
			}
			model = token;
		} else if ( !token.Icmp( "skin" ) ) {
			if ( !src.ExpectTokenType( TT_STRING, 0, &token ) ) {
				return false;
			}
			skin = token;
		} else if ( !token.Icmp( "friction" ) ) {

			defaultLinearFriction = src.ParseFloat();
			if ( !src.ExpectTokenString( "," ) ) {
				return false;
			}
			defaultAngularFriction = src.ParseFloat();
			if ( !src.ExpectTokenString( "," ) ) {
				return false;
			}
			defaultContactFriction = src.ParseFloat();
			if ( src.CheckTokenString( "," ) ) {
				defaultConstraintFriction = src.ParseFloat();
			}
		} else if ( !token.Icmp( "totalMass" ) ) {
			totalMass = src.ParseFloat();
		} else if ( !token.Icmp( "suspendSpeed" ) ) {

			suspendVelocity[0] = src.ParseFloat();
			if ( !src.ExpectTokenString( "," ) ) {
				return false;
			}
			suspendVelocity[1] = src.ParseFloat();
			if ( !src.ExpectTokenString( "," ) ) {
				return false;
			}
			suspendAcceleration[0] = src.ParseFloat();
			if ( !src.ExpectTokenString( "," ) ) {
				return false;
			}
			suspendAcceleration[1] = src.ParseFloat();
		} else if ( !token.Icmp( "noMoveTime" ) ) {
			noMoveTime = src.ParseFloat();
		} else if ( !token.Icmp( "noMoveTranslation" ) ) {
			noMoveTranslation = src.ParseFloat();
		} else if ( !token.Icmp( "noMoveRotation" ) ) {
			noMoveRotation = src.ParseFloat();
		} else if ( !token.Icmp( "minMoveTime" ) ) {
			minMoveTime = src.ParseFloat();
		} else if ( !token.Icmp( "maxMoveTime" ) ) {
			maxMoveTime = src.ParseFloat();
		} else if ( !token.Icmp( "contents" ) ) {
			ParseContents( src, contents );
		} else if ( !token.Icmp( "clipMask" ) ) {
			ParseContents( src, clipMask );
		} else if ( !token.Icmp( "selfCollision" ) ) {
			selfCollision = src.ParseBool();
		} else if ( token == "}" ) {
			break;
		} else {
			src.Error( "unknown token %s in settings", token.c_str() );
			return false;
		}
	}

	return true;
}
Exemplo n.º 4
0
/*
====================
idMD5Mesh::ParseMesh
====================
*/
void idMD5Mesh::ParseMesh( idLexer& parser, int numJoints, const idJointMat* joints )
{
	idToken		token;
	idToken		name;
	
	parser.ExpectTokenString( "{" );
	
	//
	// parse name
	//
	if( parser.CheckTokenString( "name" ) )
	{
		parser.ReadToken( &name );
	}
	
	//
	// parse shader
	//
	parser.ExpectTokenString( "shader" );
	
	parser.ReadToken( &token );
	idStr shaderName = token;
	
	shader = declManager->FindMaterial( shaderName );
	
	//
	// parse texture coordinates
	//
	parser.ExpectTokenString( "numverts" );
	int count = parser.ParseInt();
	if( count < 0 )
	{
		parser.Error( "Invalid size: %s", token.c_str() );
	}
	
	this->numVerts = count;
	
	idList<idVec2> texCoords;
	idList<int> firstWeightForVertex;
	idList<int> numWeightsForVertex;
	
	texCoords.SetNum( count );
	firstWeightForVertex.SetNum( count );
	numWeightsForVertex.SetNum( count );
	
	int numWeights = 0;
	int maxweight = 0;
	for( int i = 0; i < texCoords.Num(); i++ )
	{
		parser.ExpectTokenString( "vert" );
		parser.ParseInt();
		
		parser.Parse1DMatrix( 2, texCoords[ i ].ToFloatPtr() );
		
		firstWeightForVertex[ i ]	= parser.ParseInt();
		numWeightsForVertex[ i ]	= parser.ParseInt();
		
		if( !numWeightsForVertex[ i ] )
		{
			parser.Error( "Vertex without any joint weights." );
		}
		
		numWeights += numWeightsForVertex[ i ];
		if( numWeightsForVertex[ i ] + firstWeightForVertex[ i ] > maxweight )
		{
			maxweight = numWeightsForVertex[ i ] + firstWeightForVertex[ i ];
		}
	}
	
	//
	// parse tris
	//
	parser.ExpectTokenString( "numtris" );
	count = parser.ParseInt();
	if( count < 0 )
	{
		parser.Error( "Invalid size: %d", count );
	}
	
	idList<int> tris;
	tris.SetNum( count * 3 );
	numTris = count;
	for( int i = 0; i < count; i++ )
	{
		parser.ExpectTokenString( "tri" );
		parser.ParseInt();
		
		tris[ i * 3 + 0 ] = parser.ParseInt();
		tris[ i * 3 + 1 ] = parser.ParseInt();
		tris[ i * 3 + 2 ] = parser.ParseInt();
	}
	
	//
	// parse weights
	//
	parser.ExpectTokenString( "numweights" );
	count = parser.ParseInt();
	if( count < 0 )
	{
		parser.Error( "Invalid size: %d", count );
	}
	
	if( maxweight > count )
	{
		parser.Warning( "Vertices reference out of range weights in model (%d of %d weights).", maxweight, count );
	}
	
	idList<vertexWeight_t> tempWeights;
	tempWeights.SetNum( count );
	assert( numJoints < 256 );		// so we can pack into bytes
	
	for( int i = 0; i < count; i++ )
	{
		parser.ExpectTokenString( "weight" );
		parser.ParseInt();
		
		int jointnum = parser.ParseInt();
		if( ( jointnum < 0 ) || ( jointnum >= numJoints ) )
		{
			parser.Error( "Joint Index out of range(%d): %d", numJoints, jointnum );
		}
		
		tempWeights[ i ].joint			= jointnum;
		tempWeights[ i ].jointWeight	= parser.ParseFloat();
		
		parser.Parse1DMatrix( 3, tempWeights[ i ].offset.ToFloatPtr() );
	}
	
	// create pre-scaled weights and an index for the vertex/joint lookup
	idVec4* scaledWeights = ( idVec4* ) Mem_Alloc16( numWeights * sizeof( scaledWeights[0] ), TAG_MD5_WEIGHT );
	int* weightIndex = ( int* ) Mem_Alloc16( numWeights * 2 * sizeof( weightIndex[0] ), TAG_MD5_INDEX );
	memset( weightIndex, 0, numWeights * 2 * sizeof( weightIndex[0] ) );
	
	count = 0;
	for( int i = 0; i < texCoords.Num(); i++ )
	{
		int num = firstWeightForVertex[i];
		for( int j = 0; j < numWeightsForVertex[i]; j++, num++, count++ )
		{
			scaledWeights[count].ToVec3() = tempWeights[num].offset * tempWeights[num].jointWeight;
			scaledWeights[count].w = tempWeights[num].jointWeight;
			weightIndex[count * 2 + 0] = tempWeights[num].joint * sizeof( idJointMat );
		}
		weightIndex[count * 2 - 1] = 1;
	}
	
	parser.ExpectTokenString( "}" );
	
	// update counters
	c_numVerts += texCoords.Num();
	c_numWeights += numWeights;
	c_numWeightJoints++;
	for( int i = 0; i < numWeights; i++ )
	{
		c_numWeightJoints += weightIndex[i * 2 + 1];
	}
	
	//
	// build a base pose that can be used for skinning
	//
	idDrawVert* basePose = ( idDrawVert* )Mem_ClearedAlloc( texCoords.Num() * sizeof( *basePose ), TAG_MD5_BASE );
	for( int j = 0, i = 0; i < texCoords.Num(); i++ )
	{
		idVec3 v = ( *( idJointMat* )( ( byte* )joints + weightIndex[j * 2 + 0] ) ) * scaledWeights[j];
		while( weightIndex[j * 2 + 1] == 0 )
		{
			j++;
			v += ( *( idJointMat* )( ( byte* )joints + weightIndex[j * 2 + 0] ) ) * scaledWeights[j];
		}
		j++;
		
		basePose[i].Clear();
		basePose[i].xyz = v;
		basePose[i].SetTexCoord( texCoords[i] );
	}
	
	// build the weights and bone indexes into the verts, so they will be duplicated
	// as necessary at mirror seems
	
	static int maxWeightsPerVert;
	static float maxResidualWeight;
	
	const int MAX_VERTEX_WEIGHTS = 4;
	
	idList< bool > jointIsUsed;
	jointIsUsed.SetNum( numJoints );
	for( int i = 0; i < jointIsUsed.Num(); i++ )
	{
		jointIsUsed[i] = false;
	}
	
	numMeshJoints = 0;
	maxJointVertDist = 0.0f;
	
	//-----------------------------------------
	// new-style setup for fixed four weights and normal / tangent deformation
	//
	// Several important models have >25% residual weight in joints after the
	// first four, which is worrisome for using a fixed four joint deformation.
	//-----------------------------------------
	for( int i = 0; i < texCoords.Num(); i++ )
	{
		idDrawVert& dv = basePose[i];
		
		// some models do have >4 joint weights, so it is necessary to sort and renormalize
		
		// sort the weights and take the four largest
		int	weights[256];
		const int numWeights = numWeightsForVertex[ i ];
		for( int j = 0; j < numWeights; j++ )
		{
			weights[j] = firstWeightForVertex[i] + j;
		}
		// bubble sort
		for( int j = 0; j < numWeights; j++ )
		{
			for( int k = 0; k < numWeights - 1 - j; k++ )
			{
				if( tempWeights[weights[k]].jointWeight < tempWeights[weights[k + 1]].jointWeight )
				{
					SwapValues( weights[k], weights[k + 1] );
				}
			}
		}
		
		if( numWeights > maxWeightsPerVert )
		{
			maxWeightsPerVert = numWeights;
		}
		
		const int usedWeights = Min( MAX_VERTEX_WEIGHTS, numWeights );
		
		float totalWeight = 0;
		for( int j = 0; j < numWeights; j++ )
		{
			totalWeight += tempWeights[weights[j]].jointWeight;
		}
		assert( totalWeight > 0.999f && totalWeight < 1.001f );
		
		float usedWeight = 0;
		for( int j = 0; j < usedWeights; j++ )
		{
			usedWeight += tempWeights[weights[j]].jointWeight;
		}
		
		const float residualWeight = totalWeight - usedWeight;
		if( residualWeight > maxResidualWeight )
		{
			maxResidualWeight = residualWeight;
		}
		
		byte finalWeights[MAX_VERTEX_WEIGHTS] = { 0 };
		byte finalJointIndecies[MAX_VERTEX_WEIGHTS] = { 0 };
		for( int j = 0; j < usedWeights; j++ )
		{
			const vertexWeight_t& weight = tempWeights[weights[j]];
			const int jointIndex = weight.joint;
			const float fw = weight.jointWeight;
			assert( fw >= 0.0f && fw <= 1.0f );
			const float normalizedWeight = fw / usedWeight;
			finalWeights[j] = idMath::Ftob( normalizedWeight * 255.0f );
			finalJointIndecies[j] = jointIndex;
		}
		
		// Sort the weights and indices for hardware skinning
		for( int k = 0; k < 3; ++k )
		{
			for( int l = k + 1; l < 4; ++l )
			{
				if( finalWeights[l] > finalWeights[k] )
				{
					SwapValues( finalWeights[k], finalWeights[l] );
					SwapValues( finalJointIndecies[k], finalJointIndecies[l] );
				}
			}
		}
		
		// Give any left over to the biggest weight
		finalWeights[0] += Max( 255 - finalWeights[0] - finalWeights[1] - finalWeights[2] - finalWeights[3], 0 );
		
		dv.color[0] = finalJointIndecies[0];
		dv.color[1] = finalJointIndecies[1];
		dv.color[2] = finalJointIndecies[2];
		dv.color[3] = finalJointIndecies[3];
		
		dv.color2[0] = finalWeights[0];
		dv.color2[1] = finalWeights[1];
		dv.color2[2] = finalWeights[2];
		dv.color2[3] = finalWeights[3];
		
		for( int j = usedWeights; j < 4; j++ )
		{
			assert( dv.color2[j] == 0 );
		}
		
		for( int j = 0; j < usedWeights; j++ )
		{
			if( !jointIsUsed[finalJointIndecies[j]] )
			{
				jointIsUsed[finalJointIndecies[j]] = true;
				numMeshJoints++;
			}
			const idJointMat& joint = joints[finalJointIndecies[j]];
			float dist = ( dv.xyz - joint.GetTranslation() ).Length();
			if( dist > maxJointVertDist )
			{
				maxJointVertDist = dist;
			}
		}
	}
	
	meshJoints = ( byte* ) Mem_Alloc( numMeshJoints * sizeof( meshJoints[0] ), TAG_MODEL );
	numMeshJoints = 0;
	for( int i = 0; i < numJoints; i++ )
	{
		if( jointIsUsed[i] )
		{
			meshJoints[numMeshJoints++] = i;
		}
	}
	
	// build the deformInfo and collect a final base pose with the mirror
	// seam verts properly including the bone weights
	deformInfo = R_BuildDeformInfo( texCoords.Num(), basePose, tris.Num(), tris.Ptr(),
									shader->UseUnsmoothedTangents() );
									
	for( int i = 0; i < deformInfo->numOutputVerts; i++ )
	{
		for( int j = 0; j < 4; j++ )
		{
			if( deformInfo->verts[i].color[j] >= numJoints )
			{
				idLib::FatalError( "Bad joint index" );
			}
		}
	}
	
	Mem_Free( basePose );
}
Exemplo n.º 5
0
/*
====================
idMD5Mesh::ParseMesh
====================
*/
void idMD5Mesh::ParseMesh( idLexer &parser, int numJoints, const idJointMat *joints ) {
	idToken		token;
	idToken		name;
	int			num;
	int			count;
	int			jointnum;
	idStr		shaderName;
	int			i, j;
	idList<int>	tris;
	idList<int>	firstWeightForVertex;
	idList<int>	numWeightsForVertex;
	int			maxweight;
	idList<vertexWeight_t> tempWeights;

	parser.ExpectTokenString( "{" );

	//
	// parse name
	//
	if ( parser.CheckTokenString( "name" ) ) {
		parser.ReadToken( &name );
	}

	//
	// parse shader
	//
	parser.ExpectTokenString( "shader" );

	parser.ReadToken( &token );
	shaderName = token;

    shader = declManager->FindMaterial( shaderName );

	//
	// parse texture coordinates
	//
	parser.ExpectTokenString( "numverts" );
	count = parser.ParseInt();
	if ( count < 0 ) {
		parser.Error( "Invalid size: %s", token.c_str() );
	}

	texCoords.SetNum( count );
	firstWeightForVertex.SetNum( count );
	numWeightsForVertex.SetNum( count );

	numWeights = 0;
	maxweight = 0;
	for( i = 0; i < texCoords.Num(); i++ ) {
		parser.ExpectTokenString( "vert" );
		parser.ParseInt();

		parser.Parse1DMatrix( 2, texCoords[ i ].ToFloatPtr() );

		firstWeightForVertex[ i ]	= parser.ParseInt();
		numWeightsForVertex[ i ]	= parser.ParseInt();

		if ( !numWeightsForVertex[ i ] ) {
			parser.Error( "Vertex without any joint weights." );
		}

		numWeights += numWeightsForVertex[ i ];
		if ( numWeightsForVertex[ i ] + firstWeightForVertex[ i ] > maxweight ) {
			maxweight = numWeightsForVertex[ i ] + firstWeightForVertex[ i ];
		}
	}

	//
	// parse tris
	//
	parser.ExpectTokenString( "numtris" );
	count = parser.ParseInt();
	if ( count < 0 ) {
		parser.Error( "Invalid size: %d", count );
	}

	tris.SetNum( count * 3 );
	numTris = count;
	for( i = 0; i < count; i++ ) {
		parser.ExpectTokenString( "tri" );
		parser.ParseInt();

		tris[ i * 3 + 0 ] = parser.ParseInt();
		tris[ i * 3 + 1 ] = parser.ParseInt();
		tris[ i * 3 + 2 ] = parser.ParseInt();
	}

	//
	// parse weights
	//
	parser.ExpectTokenString( "numweights" );
	count = parser.ParseInt();
	if ( count < 0 ) {
		parser.Error( "Invalid size: %d", count );
	}

	if ( maxweight > count ) {
		parser.Warning( "Vertices reference out of range weights in model (%d of %d weights).", maxweight, count );
	}

	tempWeights.SetNum( count );

	for( i = 0; i < count; i++ ) {
		parser.ExpectTokenString( "weight" );
		parser.ParseInt();

		jointnum = parser.ParseInt();
		if ( ( jointnum < 0 ) || ( jointnum >= numJoints ) ) {
			parser.Error( "Joint Index out of range(%d): %d", numJoints, jointnum );
		}

		tempWeights[ i ].joint			= jointnum;
		tempWeights[ i ].jointWeight	= parser.ParseFloat();

		parser.Parse1DMatrix( 3, tempWeights[ i ].offset.ToFloatPtr() );
	}

	// create pre-scaled weights and an index for the vertex/joint lookup
	scaledWeights = (idVec4 *) Mem_Alloc16( numWeights * sizeof( scaledWeights[0] ) );
	weightIndex = (int *) Mem_Alloc16( numWeights * 2 * sizeof( weightIndex[0] ) );
	memset( weightIndex, 0, numWeights * 2 * sizeof( weightIndex[0] ) );

	count = 0;
	for( i = 0; i < texCoords.Num(); i++ ) {
		num = firstWeightForVertex[i];
		for( j = 0; j < numWeightsForVertex[i]; j++, num++, count++ ) {
			scaledWeights[count].ToVec3() = tempWeights[num].offset * tempWeights[num].jointWeight;
			scaledWeights[count].w = tempWeights[num].jointWeight;
			weightIndex[count * 2 + 0] = tempWeights[num].joint * sizeof( idJointMat );
		}
		weightIndex[count * 2 - 1] = 1;
	}

	tempWeights.Clear();
	numWeightsForVertex.Clear();
	firstWeightForVertex.Clear();

	parser.ExpectTokenString( "}" );

	// update counters
	c_numVerts += texCoords.Num();
	c_numWeights += numWeights;
	c_numWeightJoints++;
	for ( i = 0; i < numWeights; i++ ) {
		c_numWeightJoints += weightIndex[i*2+1];
	}

	//
	// build the information that will be common to all animations of this mesh:
	// silhouette edge connectivity and normal / tangent generation information
	//
	idDrawVert *verts = (idDrawVert *) _alloca16( texCoords.Num() * sizeof( idDrawVert ) );
	for ( i = 0; i < texCoords.Num(); i++ ) {
		verts[i].Clear();
		verts[i].st = texCoords[i];
	}
	TransformVerts( verts, joints );
	deformInfo = R_BuildDeformInfo( texCoords.Num(), verts, tris.Num(), tris.Ptr(), shader->UseUnsmoothedTangents() );
}