private static List <string> BuildEffectState(QShaderData shader, QShaderStage qstage)
{
var StateLines = new List <string>();
StateLines.Add("AlphaBlendEnable = " + qstage.HasBlendFunc.ToString().ToLower() + ";");
StateLines.Add("SrcBlend = " + GLtoDXBlend(qstage.BlendSrc) + ";");
StateLines.Add("DestBlend = " + GLtoDXBlend(qstage.BlendDest) + ";");
//StateLines.Add("ZWriteEnable = " + (!qstage.HasBlendFunc).ToString().ToLower() + ";");
if (!shader.Cull.Equals(""))
{
if (shader.Cull.ToLower().Equals("disable"))
{
shader.Cull = "None";
}
StateLines.Add("CullMode = " + shader.Cull + ";");
}
return(StateLines);
}
private static QShaderStage ParseStage(QShaderTokenizer tokenizer)
{
var stage = new QShaderStage();
// Parse a Stage
while (!tokenizer.EOF)
{
var 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();
var 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 List <string> BuildVertexShader(QShaderData shader, QShaderStage stage)
{
var VertexLines = new List <string>();
VertexLines.Add("PSInput Out = In;");
VertexLines.Add("float4 defPosition = In.Pos;");
for (var i = 0; i < shader.VertexDeforms.Count; ++i)
{
var deform = shader.VertexDeforms[i];
switch (deform.Type)
{
case "wave":
{
var name = "deform" + i;
var offName = "deformOff" + i;
VertexLines.Add(
"float " + offName + " = (In.Pos.x + In.Pos.y + In.Pos.z) * " +
ParserTools.ToString(deform.Spread) + ";");
/*float phase = deform.WaveForm.Phase;
* //deform.WaveForm.Phase = phase.toFixed(4) + ' + ' + offName; <-----MIRAR ESTA LINEA
* VertexLines.Add(CreateWaveForm(name, deform.WaveForm, "g_time"));
* deform.WaveForm.Phase = phase;*/
//Parche temporal solo funciona con la funcion seno
VertexLines.Add("float " + name + " = " + ParserTools.ToString(deform.WaveForm.Bas) + " + sin((" +
ParserTools.ToString(deform.WaveForm.Phase) + " + " +
"g_time" + " * " + ParserTools.ToString(deform.WaveForm.Freq) + " + " + offName +
") * 6.283) * " + ParserTools.ToString(deform.WaveForm.Amp) + ";");
//FIN parche
VertexLines.Add("defPosition += float4(In.Normal * " + name + ",0);");
}
break;
case "bulge":
{
//float alpha = In.Tex0.x*bulgeWidth + g_time;
//float deform = sin(alpha)*bulgeHeight;
//defPosition += float4(In.Normal * deform0, 0);
var deformi = "deform" + i;
var alphai = "alpha" + i;
VertexLines.Add("float " + alphai + " = In.Tex0.x*" + deform.BulgeWidth + " + g_time*" +
deform.BulgeSpeed + ";");
VertexLines.Add("float " + deformi + " = sin(" + alphai + ")*" + deform.BulgeHeight + ";");
VertexLines.Add("defPosition += float4(In.Normal * " + deformi + ",0);");
}
break;
default:
break;
}
}
VertexLines.Add("float4 worldPosition = mul( defPosition, g_mWorld );");
VertexLines.Add("Out.Color = In.Color;");
if (stage.TcGen.Equals("environment"))
{
VertexLines.Add("float3 viewer = normalize(-worldPosition.xyz);");
VertexLines.Add("float d = dot(In.Normal, viewer);");
VertexLines.Add("float3 reflected = In.Normal*2.0*d - viewer;");
VertexLines.Add("Out.Tex0 = float2(0.5, 0.5) + reflected.xy * 0.5;");
}
else
{
// Standard texturing
VertexLines.Add("Out.Tex0 = In.Tex0;");
}
// tcMods
for (var i = 0; i < stage.TcMods.Count; ++i)
{
var tcMod = stage.TcMods[i];
switch (tcMod.Type)
{
case "rotate":
VertexLines.Add("float r = " + ParserTools.ToString(tcMod.Angle) + " * g_time;");
VertexLines.Add("Out.Tex0 -= float2(0.5, 0.5);");
VertexLines.Add(
"Out.Tex0 = float2(Out.Tex0.x * cos(r) - Out.Tex0.y * sin(r), Out.Tex0.y * cos(r) + Out.Tex0.x * sin(r));");
VertexLines.Add("Out.Tex0 += float2(0.5, 0.5);");
break;
case "scroll":
VertexLines.Add(
"Out.Tex0 += float2(" + ParserTools.ToString(tcMod.SSpeed) + " * g_time, " +
ParserTools.ToString(tcMod.TSpeed) +
" * g_time);");
break;
case "scale":
VertexLines.Add(
"Out.Tex0 *= float2(" + ParserTools.ToString(tcMod.ScaleX) + ", " +
ParserTools.ToString(tcMod.ScaleY) + ");"
);
break;
case "stretch":
VertexLines.Add(CreateWaveForm("stretchWave", tcMod.WaveForm, ""));
VertexLines.Add("stretchWave = 1.0 / stretchWave;");
VertexLines.Add("Out.Tex0 *= stretchWave;");
VertexLines.Add("Out.Tex0 += float2(0.5 - (0.5 * stretchWave), 0.5 - (0.5 * stretchWave));");
break;
case "turb":
var tName = "turbTime" + i;
VertexLines.Add("float " + tName + " = " + ParserTools.ToString(tcMod.Turbulance.Phase) +
" + g_time * " +
ParserTools.ToString(tcMod.Turbulance.Freq) + ";");
VertexLines.Add("Out.Tex0.x += sin( ( ( In.Pos.x + In.Pos.z )* 1.0/128.0 * 0.125 + " + tName +
" ) * 6.283) * " + ParserTools.ToString(tcMod.Turbulance.Amp) + ";");
VertexLines.Add("Out.Tex0.y += sin( ( In.Pos.y * 1.0/128.0 * 0.125 + " + tName +
" ) * 6.283) * " +
ParserTools.ToString(tcMod.Turbulance.Amp) + ";");
break;
default:
break;
}
}
switch (stage.AlphaGen)
{
case "lightingspecular":
VertexLines.Add("Out.Tex1 = In.Tex1;");
break;
default:
break;
}
VertexLines.Add("Out.Pos = mul(worldPosition, g_mViewProj);");
VertexLines.Add("return Out;");
return(VertexLines);
}
private static List <string> BuildPixelShader(QShaderData shader, QShaderStage stage)
{
var PixelLines = new List <string>();
PixelLines.Add("float4 texColor = tex2D(texture0, In.Tex0);");
switch (stage.RgbGen)
{
case "vertex":
PixelLines.Add("float3 rgb = texColor.rgb * In.Color.rgb;");
break;
case "wave":
PixelLines.Add(CreateWaveForm("rgbWave", stage.RgbWaveform, ""));
PixelLines.Add("float3 rgb = texColor.rgb * rgbWave;");
break;
default:
PixelLines.Add("float3 rgb = texColor.rgb;");
break;
}
switch (stage.AlphaGen)
{
case "wave":
PixelLines.Add(CreateWaveForm("alpha", stage.AlphaWaveform, ""));
//PixelLines.Add("alpha = sin(g_time);");
break;
case "lightingspecular":
// For now this is VERY special cased. May not work well with all instances of lightingSpecular
PixelLines.Add("float4 light = tex2D(texture1, In.Tex1);");
PixelLines.Add("rgb *= light.rgb;");
PixelLines.Add("rgb += light.rgb * texColor.a * 0.6;");
// This was giving me problems, so I'm ignorning an actual specular calculation for now
PixelLines.Add("float alpha = 1.0;");
break;
default:
PixelLines.Add("float alpha = texColor.a;");
if (!stage.AlphaGen.Equals("1.0"))
{
PixelLines.Add("alpha = sin(g_time);");
}
//PixelLines.Add("float alpha = sin(g_time);");
break;
}
if (stage.AlphaFunc != null)
{
switch (stage.AlphaFunc)
{
case "GT0":
PixelLines.Add("if(alpha == 0.0) { discard; }");
break;
case "LT128":
PixelLines.Add("if(alpha >= 0.5) { discard; }");
break;
case "GE128":
PixelLines.Add("if(alpha < 0.5) { discard; }");
break;
default:
break;
}
}
//PixelLines.Add("if(rgb.r < 0.1 && rgb.g < 0.1 && rgb.b < 0.1)");
//PixelLines.Add("alpha = 0;");
//PixelLines.Add("discard;");
PixelLines.Add("return float4(rgb, alpha);");
return(PixelLines);
}
