private static QShaderStage ParseStage(QShaderTokenizer tokenizer)
{
QShaderStage stage = new QShaderStage();
// Parse a Stage
while (!tokenizer.EOF)
{
string token = tokenizer.GetNext();
if (token.Equals("}"))
{
break;
}
switch (token.ToLower())
{
case "clampmap":
stage.Clamp = true;
goto case "map";
case "map":
stage.Map = tokenizer.GetNext(); //.replace()/(\.jpg|\.tga)/, '.png');
break;
case "animmap":
stage.Map = "anim";
stage.AnimFreq = ParserTools.ToFloat(tokenizer.GetNext());
var nextMap = tokenizer.GetNext();
Match match = Regex.Match(nextMap, @"(\.jpg|\.tga)");
while (match.Success)
{
stage.AnimMaps.Add(nextMap);
nextMap = tokenizer.GetNext();
match = Regex.Match(nextMap, @"(\.jpg|\.tga)");
}
tokenizer.MovePrev();
break;
case "rgbgen":
stage.RgbGen = tokenizer.GetNext().ToLower();
switch (stage.RgbGen)
{
case "wave":
stage.RgbWaveform = ParseWaveform(tokenizer);
if (stage.RgbWaveform == null)
{
stage.RgbGen = "identity";
}
break;
}
;
break;
case "alphagen":
stage.AlphaGen = tokenizer.GetNext().ToLower();
switch (stage.AlphaGen)
{
case "wave":
stage.AlphaWaveform = ParseWaveform(tokenizer);
if (stage.AlphaWaveform == null)
{
stage.AlphaGen = "1.0";
}
break;
default:
break;
}
break;
case "alphafunc":
stage.AlphaFunc = tokenizer.GetNext().ToUpper();
break;
case "blendfunc":
stage.BlendSrc = tokenizer.GetNext();
stage.HasBlendFunc = true;
if (stage.DepthWriteOverride)
{
stage.DepthWrite = false;
}
switch (stage.BlendSrc)
{
case "add":
stage.BlendSrc = "GL_ONE";
stage.BlendDest = "GL_ONE";
break;
case "blend":
stage.BlendSrc = "GL_SRC_ALPHA";
stage.BlendDest = "GL_ONE_MINUS_SRC_ALPHA";
break;
case "filter":
stage.BlendSrc = "GL_DST_COLOR";
stage.BlendDest = "GL_ZERO";
break;
default:
stage.BlendDest = tokenizer.GetNext();
break;
}
break;
case "depthfunc":
stage.DepthFunc = tokenizer.GetNext().ToLower();
break;
case "depthwrite":
stage.DepthWrite = true;
stage.DepthWriteOverride = true;
break;
case "tcmod":
var tcMod = new QTcMod()
{
Type = tokenizer.GetNext().ToLower()
};
switch (tcMod.Type)
{
case "rotate":
tcMod.Angle = Geometry.DegreeToRadian(ParserTools.ToFloat(tokenizer.GetNext()));
break;
case "scale":
tcMod.ScaleX = ParserTools.ToFloat(tokenizer.GetNext());
tcMod.ScaleY = ParserTools.ToFloat(tokenizer.GetNext());
break;
case "scroll":
tcMod.SSpeed = ParserTools.ToFloat(tokenizer.GetNext());
tcMod.TSpeed = ParserTools.ToFloat(tokenizer.GetNext());
break;
case "stretch":
tcMod.WaveForm = ParseWaveform(tokenizer);
if (tcMod.WaveForm == null)
{
tcMod.Type = "";
}
break;
case "turb":
tcMod.Turbulance = new QWaveForm()
{
Name = char.IsLetter(tokenizer.GetToken()[0])
? tokenizer.GetNext() : "",
Bas = ParserTools.ToFloat(tokenizer.GetNext()),
Amp = ParserTools.ToFloat(tokenizer.GetNext()),
Phase = ParserTools.ToFloat(tokenizer.GetNext()),
Freq = ParserTools.ToFloat(tokenizer.GetNext())
};
break;
default:
tcMod.Type = "";
break;
}
if (!tcMod.Type.Equals(""))
{
stage.TcMods.Add(tcMod);
}
break;
case "tcgen":
stage.TcGen = tokenizer.GetNext();
break;
default:
break;
}
}
if (stage.BlendSrc.Equals("GL_ONE") && stage.BlendDest.Equals("GL_ZERO"))
{
stage.HasBlendFunc = false;
stage.DepthWrite = true;
}
return(stage);
}
private static QShaderStage ParseStage(QShaderTokenizer tokenizer)
{
QShaderStage stage = new QShaderStage();
// Parse a Stage
while (!tokenizer.EOF)
{
string token = tokenizer.GetNext();
if (token.Equals("}"))
{
break;
}
switch (token.ToLower())
{
case "clampmap":
stage.Clamp = true;
goto case "map";
case "map":
stage.Map = tokenizer.GetNext(); //.replace()/(\.jpg|\.tga)/, '.png');
break;
case "animmap":
stage.Map = "anim";
stage.AnimFreq = ParserTools.ToFloat(tokenizer.GetNext());
var nextMap = tokenizer.GetNext();
Match match = Regex.Match(nextMap, @"(\.jpg|\.tga)");
while (match.Success)
{
stage.AnimMaps.Add(nextMap);
nextMap = tokenizer.GetNext();
match = Regex.Match(nextMap, @"(\.jpg|\.tga)");
}
tokenizer.MovePrev();
break;
case "rgbgen":
stage.RgbGen = tokenizer.GetNext().ToLower();
switch (stage.RgbGen)
{
case "wave":
stage.RgbWaveform = ParseWaveform(tokenizer);
if (stage.RgbWaveform == null)
{
stage.RgbGen = "identity";
}
break;
}
;
break;
case "alphagen":
stage.AlphaGen = tokenizer.GetNext().ToLower();
switch (stage.AlphaGen)
{
case "wave":
stage.AlphaWaveform = ParseWaveform(tokenizer);
if (stage.AlphaWaveform == null)
{
stage.AlphaGen = "1.0";
}
break;
default:
break;
}
break;
case "alphafunc":
stage.AlphaFunc = tokenizer.GetNext().ToUpper();
break;
case "blendfunc":
stage.BlendSrc = tokenizer.GetNext();
stage.HasBlendFunc = true;
if (stage.DepthWriteOverride)
{
stage.DepthWrite = false;
}
switch (stage.BlendSrc)
{
case "add":
stage.BlendSrc = "GL_ONE";
stage.BlendDest = "GL_ONE";
break;
case "blend":
stage.BlendSrc = "GL_SRC_ALPHA";
stage.BlendDest = "GL_ONE_MINUS_SRC_ALPHA";
break;
case "filter":
stage.BlendSrc = "GL_DST_COLOR";
stage.BlendDest = "GL_ZERO";
break;
default:
stage.BlendDest = tokenizer.GetNext();
break;
}
break;
case "depthfunc":
stage.DepthFunc = tokenizer.GetNext().ToLower();
break;
case "depthwrite":
stage.DepthWrite = true;
stage.DepthWriteOverride = true;
break;
case "tcmod":
var tcMod = new QTcMod()
{
Type = tokenizer.GetNext().ToLower()
};
switch (tcMod.Type)
{
case "rotate":
tcMod.Angle = Geometry.DegreeToRadian(ParserTools.ToFloat(tokenizer.GetNext()));
break;
case "scale":
tcMod.ScaleX = ParserTools.ToFloat(tokenizer.GetNext());
tcMod.ScaleY = ParserTools.ToFloat(tokenizer.GetNext());
break;
case "scroll":
tcMod.SSpeed = ParserTools.ToFloat(tokenizer.GetNext());
tcMod.TSpeed = ParserTools.ToFloat(tokenizer.GetNext());
break;
case "stretch":
tcMod.WaveForm = ParseWaveform(tokenizer);
if (tcMod.WaveForm == null)
{
tcMod.Type = "";
}
break;
case "turb":
tcMod.Turbulance = new QWaveForm()
{
Name = char.IsLetter(tokenizer.GetToken()[0])
? tokenizer.GetNext() : "",
Bas = ParserTools.ToFloat(tokenizer.GetNext()),
Amp = ParserTools.ToFloat(tokenizer.GetNext()),
Phase = ParserTools.ToFloat(tokenizer.GetNext()),
Freq = ParserTools.ToFloat(tokenizer.GetNext())
};
break;
default:
tcMod.Type = "";
break;
}
if (!tcMod.Type.Equals(""))
{
stage.TcMods.Add(tcMod);
}
break;
case "tcgen":
stage.TcGen = tokenizer.GetNext();
break;
default:
break;
}
}
if (stage.BlendSrc.Equals("GL_ONE") && stage.BlendDest.Equals("GL_ZERO"))
{
stage.HasBlendFunc = false;
stage.DepthWrite = true;
}
return stage;
}
