public Texture( string _textureLine )
{
m_rawTextureLine = _textureLine;
// Parse texture name
Parser P = new Parser( _textureLine );
m_name = P.ReadString( true, false );
try {
// Check if it's a constant color
m_name = m_name.ToLower();
if ( m_name.StartsWith( "_" ) ) {
// Procedural texture
switch ( m_name ) {
case "_default": m_constantColorType = CONSTANT_COLOR_TYPE.DEFAULT; break;
case "_black": m_constantColorType = CONSTANT_COLOR_TYPE.BLACK; break;
case "_blackalphawhite": m_constantColorType = CONSTANT_COLOR_TYPE.BLACK_ALPHA_WHITE; break;
case "_white": m_constantColorType = CONSTANT_COLOR_TYPE.WHITE; break;
case "_invalid": m_constantColorType = CONSTANT_COLOR_TYPE.INVALID; break;
default: throw new Exception( "Unsupported procedural texture type \"" + m_name + "\"!" );
}
} else if ( m_name.StartsWith( "ipr_constantcolor" ) ) {
m_constantColorType = CONSTANT_COLOR_TYPE.CUSTOM;
P = new Parser( _textureLine );
P.ConsumeString( "ipr_constantColor", false );
string strColor = P.ReadBlock( '(', ')' );
m_customConstantColor = P.ReadFloat4( strColor );
// Compare known colors to revert to basic types
if ( CompareFloat4( m_customConstantColor, float4.Zero ) ) {
m_constantColorType = CONSTANT_COLOR_TYPE.BLACK;
} else if ( CompareFloat4( m_customConstantColor, float4.UnitW ) ) {
m_constantColorType = CONSTANT_COLOR_TYPE.BLACK_ALPHA_WHITE;
} else if ( CompareFloat4( m_customConstantColor, float4.One ) ) {
m_constantColorType = CONSTANT_COLOR_TYPE.WHITE;
}
}
if ( m_constantColorType == CONSTANT_COLOR_TYPE.TEXTURE ) {
// Build file name
string fullPath = Path.Combine( ms_TexturesBasePath.FullName, m_name );
if ( Path.GetExtension( fullPath.ToLower() ) == "" )
fullPath += ".tga"; // Assume tga files if unspecified
m_fileName = new FileInfo( fullPath );
}
} catch ( Exception _e ) {
m_error = _e;
}
}
private void Parse( string _block )
{
m_states.m_unknownStates.Clear();
m_parms.m_unknownParms.Clear();
m_options.m_unknownOptions.Clear();
m_unknownVariables.Clear();
m_forbiddenParms.Clear();
m_isUsingVegetationParms = false;
m_isUsingCloudParms = false;
m_isUsingWaterParms = false;
Parser P = new Parser( _block );
while ( P.OK ) {
string token = P.ReadString();
if ( token == null )
break; // Done!
if ( token.StartsWith( "//" ) ) {
RecordSingleLineCommentVariable( token, P );
continue;
}
if ( token.StartsWith( "/*" ) ) {
RecordCommentVariable( token, P );
continue;
}
if ( token.EndsWith( "{" ) ) {
// Handle problematic parms without space before their values
token = token.Substring( 0, token.Length-1 );
P.m_Index--;
}
P.SkipSpaces();
switch ( token.ToLower() ) {
case "version":
P.SkipSpaces();
m_version = P.ReadInteger();
break;
case "state":
m_states.Parse( P.ReadBlock() );
break;
case "parms":
m_parms.Parse( P.ReadBlock() );
break;
case "options":
ParseOptions( P.ReadBlock() );
break;
// Programs
case "mainprogram": m_programs.SetMainProgram( P.ReadString() ); break;
case "zprepassprogram": m_programs.m_ZPrepass = P.ReadString(); break;
case "shadowprogram": m_programs.m_shadow = P.ReadString(); break;
// Textures
// Layer 0
case "diffusemap": Layer0.m_diffuse = new Layer.Texture( P.ReadToEOL() ); break;
case "bumpmap": Layer0.m_normal = new Layer.Texture( P.ReadToEOL() ); break;
case "glossmap": Layer0.m_gloss = new Layer.Texture( P.ReadToEOL() ); break;
case "metallicmap": Layer0.m_metal = new Layer.Texture( P.ReadToEOL() ); break;
case "specularmap": Layer0.m_specular = new Layer.Texture( P.ReadToEOL() ); break;
case "heightmap": m_height = new Layer.Texture( P.ReadToEOL() ); break;
case "lightmap": m_lightMap = new Layer.Texture( P.ReadToEOL() ); break;
case "occlusionmap": Layer0.m_AO = new Layer.Texture( P.ReadToEOL() ); break;
case "translucencymap": Layer0.m_translucency = new Layer.Texture( P.ReadToEOL() ); break;
case "emissivemap": Layer0.m_emissive = new Layer.Texture( P.ReadToEOL() ); break;
case "layer0_maskmap": Layer0.m_mask = new Layer.Texture( P.ReadToEOL() ); break;
case "layer0_scalebias": Layer0.ParseScaleBias( P ); break;
case "layer0_maskscalebias":Layer0.ParseMaskScaleBias( P ); break;
case "layer0_colorconstant":Layer0.m_colorConstant = P.ReadFloat4(); break;
// Layer 1
case "layer1_diffusemap": Layer1.m_diffuse = new Layer.Texture( P.ReadToEOL() ); break;
case "layer1_bumpmap": Layer1.m_normal = new Layer.Texture( P.ReadToEOL() ); break;
case "layer1_glossmap": Layer1.m_gloss = new Layer.Texture( P.ReadToEOL() ); break;
case "layer1_specularmap": Layer1.m_specular = new Layer.Texture( P.ReadToEOL() ); break;
case "layer1_metallicmap": Layer1.m_metal = new Layer.Texture( P.ReadToEOL() ); break;
case "layer1_maskmap": Layer1.m_mask = new Layer.Texture( P.ReadToEOL() ); break;
case "layer1_emissivemap": throw new Exception( "Shouldn't be allowed!" );//P.SkipSpaces(); Layer1.m_emissive = new Layer.Texture( P.ReadToEOL() ); break;
case "layer1_scalebias": Layer1.ParseScaleBias( P ); break;
case "layer1_maskscalebias":Layer1.ParseMaskScaleBias( P ); break;
case "layer1_colorconstant":Layer1.m_colorConstant = P.ReadFloat4(); break;
// Layer 2
case "layer2_diffusemap": Layer2.m_diffuse = new Layer.Texture( P.ReadToEOL() ); break;
case "layer2_bumpmap": Layer2.m_normal = new Layer.Texture( P.ReadToEOL() ); break;
case "layer2_glossmap": Layer2.m_gloss = new Layer.Texture( P.ReadToEOL() ); break;
case "layer2_specularmap": Layer2.m_specular = new Layer.Texture( P.ReadToEOL() ); break;
case "layer2_metallicmap": Layer2.m_metal = new Layer.Texture( P.ReadToEOL() ); break;
case "layer2_emissivemap": throw new Exception( "Shouldn't be allowed!" );//P.SkipSpaces(); Layer2.m_emissive = new Layer.Texture( P.ReadToEOL() ); break;
case "layer2_maskmap": Layer2.m_mask = new Layer.Texture( P.ReadToEOL() ); break;
case "layer2_scalebias": Layer2.ParseScaleBias( P ); break;
case "layer2_maskscalebias":Layer2.ParseMaskScaleBias( P ); break;
case "layer2_colorconstant":Layer2.m_colorConstant = P.ReadFloat4(); break;
// Main variables
case "m_physicsmaterial":
m_physicsMaterial = P.ReadToEOL();
break;
case "wardroughness":
float4 roughness = P.ReadFloat4();
m_glossMinMax.x = roughness.x;
m_glossMinMax.y = roughness.y;
break;
case "metallicminmax":
float4 metal = P.ReadFloat4();
m_metallicMinMax.x = metal.x;
m_metallicMinMax.y = metal.y;
break;
default:
if ( CheckSafeTokens( token ) )
RecordUnknownVariable( token, P );
else
RecordForbiddenVariable( token, P );
break;
}
}
}
public void ParseScaleBias( Parser _P )
{
float4 SB = _P.ReadFloat4();
m_UVScale.Set( SB.x, SB.y );
m_UVOffset.Set( SB.z, SB.w );
}