public StageCode NewStage()
{
StageCode stage = new StageCode();
Stages.Add(stage);
return(stage);
}
public static string BuildShaderSource(QShaderData shader)
{
//devuelve el codigo del Fx
ShaderCode shaderCode = new ShaderCode();
shaderCode.AuxFuntions.Add(CreateSquareFunction());
shaderCode.AuxFuntions.Add(CreateTriangleFunction());
shaderCode.VsStruct.Add("float4 Pos : POSITION;");
shaderCode.VsStruct.Add("float3 Normal : NORMAL;");
shaderCode.VsStruct.Add("float4 Color : COLOR;");
shaderCode.VsStruct.Add("float2 Tex0 : TEXCOORD0;");
shaderCode.VsStruct.Add("float2 Tex1 : TEXCOORD1;");
shaderCode.PsStruct.Add("float4 Pos : POSITION;");
shaderCode.PsStruct.Add("float3 Normal : NORMAL;");
shaderCode.PsStruct.Add("float4 Color : COLOR;");
shaderCode.PsStruct.Add("float2 Tex0 : TEXCOORD0;");
shaderCode.PsStruct.Add("float2 Tex1 : TEXCOORD1;");
shaderCode.Globals.Add("float4x4 g_mWorld;// : WORLD;");
shaderCode.Globals.Add("float4x4 g_mViewProj;// : VIEWPROJECTION;");
shaderCode.Globals.Add("float g_time;// : TIME;");
shaderCode.Globals.Add("sampler2D texture0 : register(s0);");
shaderCode.Globals.Add("sampler2D texture1 : register(s1);");
foreach (QShaderStage qstage in shader.Stages)
{
StageCode stageCode = shaderCode.NewStage();
stageCode.VertexLines = BuildVertexShader(shader, qstage);
stageCode.PixelLines = BuildPixelShader(shader, qstage);
stageCode.StatesLines = BuildEffectState(shader, qstage);
}
return(shaderCode.Build());
}
public string Build()
{
//genero el texto Propiamente diacho
string ShaderText = "//prueba de generacion automatica de shaders\n";
//agrego las variables globales
foreach (string s in Globals)
{
ShaderText += s + "\n";
}
//Espacios
ShaderText += "\n";
ShaderText += "\n";
//Estructura VSInput
ShaderText += "struct VSInput\n";
ShaderText += "{\n";
foreach (string s in VsStruct)
{
ShaderText += "\t" + s + "\n";
}
ShaderText += "};\n";
//Espacios
ShaderText += "\n";
ShaderText += "\n";
//Estructura PSInput
ShaderText += "struct PSInput\n";
ShaderText += "{\n";
foreach (string s in PsStruct)
{
ShaderText += "\t" + s + "\n";
}
ShaderText += "};\n";
//Espacios
ShaderText += "\n";
ShaderText += "\n";
//funciones auxiliares
foreach (string s in AuxFuntions)
{
ShaderText += s + "\n";
}
for (int i = 0; i < Stages.Count; i++)
{
StageCode stage = Stages[i];
//Espacios
ShaderText += "\n";
ShaderText += "\n";
//Funcion del vertexShader
ShaderText += "PSInput VertexShader" + i + "(VSInput In)\n";
ShaderText += "{\n";
foreach (string s in stage.VertexLines)
{
ShaderText += "\t" + s + "\n";
}
ShaderText += "}\n";
//Espacios
ShaderText += "\n";
ShaderText += "\n";
//Funcion del PixelShader
ShaderText += "float4 PixelShader" + i + "(PSInput In):COLOR\n";
ShaderText += "{\n";
foreach (string s in stage.PixelLines)
{
ShaderText += "\t" + s + "\n";
}
ShaderText += "}\n";
}
//Espacios
ShaderText += "\n";
ShaderText += "\n";
//Generacion de la tecnica
ShaderText += "technique tec0\n";
ShaderText += "{\n";
for (int i = 0; i < Stages.Count; i++)
{
StageCode stage = Stages[i];
if (i > 0)
{
//Espacios
ShaderText += "\n";
ShaderText += "\n";
}
//genero la pasada
ShaderText += "\tpass p" + i + "\n";
ShaderText += "\t{\n";
//seteo el estado de la pasada
foreach (string s in stage.StatesLines)
{
ShaderText += "\t\t" + s + "\n";
}
ShaderText += "\t\tVertexShader = compile vs_3_0 VertexShader" + i + "();\n";
ShaderText += "\t\tPixelShader = compile ps_3_0 PixelShader" + i + "();\n";
ShaderText += "\t}\n";
}
ShaderText += "}\n";
return(ShaderText);
}
public StageCode NewStage()
{
StageCode stage = new StageCode();
Stages.Add(stage);
return stage;
}