public GLSLPassTemplate(TranslatedMaterialGraph graph)
{
Graph = graph;
VertexShaderGenerator = new GLSLCodeGen(this);
VertexShaderUniformsAndFunctions = new UniformsAndFunctions(
graph.Script.Nodes.Where(_ => _.Extra != null && !_.Extra.RequiredInPixelShader),
graph.VertexShaderUniforms, VertexShaderGenerator);
PixelShaderGenerator = new GLSLCodeGen(this);
PixelShaderUniformsAndFunctions = new UniformsAndFunctions(
graph.Script.Nodes.Where(_ => _.Extra != null && _.Extra.RequiredInPixelShader),
graph.PixelShaderUniforms, PixelShaderGenerator);
}
public GLSLPassTemplate(TranslatedMaterialGraph graph)
{
Graph = graph;
VertexShaderGenerator = new GLSLCodeGen(this);
VertexShaderUniformsAndFunctions = new UniformsAndFunctions(
graph.Script.Nodes.Where(_ =>
_.Extra?.Attribution == TranslatedMaterialGraph.NodeAttribution.VertexShader),
graph.VertexShaderUniforms, VertexShaderGenerator);
PixelShaderGenerator = new GLSLCodeGen(this);
PixelShaderUniformsAndFunctions = new UniformsAndFunctions(
graph.Script.Nodes.Where(_ =>
_.Extra?.Attribution == TranslatedMaterialGraph.NodeAttribution.PixelShader),
graph.PixelShaderUniforms, PixelShaderGenerator);
}
/// <summary>
/// Create the template output
/// </summary>
public virtual string TransformText()
{
#line 6 "D:\Arhiv\projects\CSharp\GitHub\Urho3DMaterialGraphEditor\src\Urho3DMaterialEditor\Model\Templates\GLSLPassTemplate.tt"
foreach (var define in Graph.Defines)
{
WriteLine("#if !defined(" + define + ")");
WriteLine("#define " + define);
WriteLine("#endif");
}
foreach (var undefine in Graph.Undefines)
{
WriteLine("#if defined(" + undefine + ")");
WriteLine("#undef " + undefine);
WriteLine("#endif");
}
#line default
#line hidden
this.Write(@"
// ------------------- Vertex Shader ---------------
#if defined(DIRLIGHT) && (!defined(GL_ES) || defined(WEBGL))
#define NUMCASCADES 4
#else
#define NUMCASCADES 1
#endif
#ifdef COMPILEVS
// Silence GLSL 150 deprecation warnings
#ifdef GL3
#define attribute in
#define varying out
#endif
");
#line 40 "D:\Arhiv\projects\CSharp\GitHub\Urho3DMaterialGraphEditor\src\Urho3DMaterialEditor\Model\Templates\GLSLPassTemplate.tt"
foreach (var uniform in Graph.VertexShaderAttributes)
{
if (uniform.Type == NodeTypes.VertexData)
{
throw new InvalidOperationException();
}
var type = GLSLCodeGen.GetType(uniform.OutputPins[0].Type);
if (uniform.Name == "BlendIndices")
{
type = "vec4";
}
uniform.Extra.Define.WriteLineIfDef(this, "attribute " + type + " i" + uniform.Name + GLSLCodeGen.GetArraySize(uniform.OutputPins[0].Type) + ";");
}
foreach (var uniform in VertexShaderUniformsAndFunctions.Uniforms)
{
uniform.Extra.Define.WriteLineIfDef(this, "uniform " + GLSLCodeGen.GetType(uniform.Type) + " " + uniform.Name + GLSLCodeGen.GetArraySize(uniform.Type) + ";");
}// "uniform highp "
foreach (var varyingGroup in Graph.VertexShaderVaryings.ToLookup(_ => _.Extra.Define.GetExpression()))
{
foreach (var varying in varyingGroup)
{
WriteLine(varyingGroup.Key, "varying " + GLSLCodeGen.GetType(GLSLCodeGen.GetVaryingType(varying.InputPins[0].Type)) + " v" + varying.Value + GLSLCodeGen.GetArraySize(varying.InputPins[0].Type) + ";");
}
}
this.WriteLine(null, "");
#line default
#line hidden
this.Write("\r\nattribute float iObjectIndex;\r\n\r\n\r\n");
#line 69 "D:\Arhiv\projects\CSharp\GitHub\Urho3DMaterialGraphEditor\src\Urho3DMaterialEditor\Model\Templates\GLSLPassTemplate.tt"
foreach (var function in VertexShaderUniformsAndFunctions.Functions)
{
WriteLine("// --- " + function + " ---");
WriteLine(VertexShaderGenerator.GetFunction(function));
}
this.WriteLine(null, "");
#line default
#line hidden
this.Write("\r\nvoid VS()\r\n{\r\n");
#line 80 "D:\Arhiv\projects\CSharp\GitHub\Urho3DMaterialGraphEditor\src\Urho3DMaterialEditor\Model\Templates\GLSLPassTemplate.tt"
foreach (var varying in Graph.VertexShaderVaryings)
{
VertexShaderGenerator.GenerateCode(varying);
}
this.WriteLine(null, "");
var ret = VertexShaderGenerator.GenerateCode(Graph.OutputPosition);
WriteLine("vec4 ret = " + ret + ";");
this.WriteLine(null, "");
#line default
#line hidden
this.Write(@"
// While getting the clip coordinate, also automatically set gl_ClipVertex for user clip planes
#if !defined(GL_ES) && !defined(GL3)
gl_ClipVertex = ret;
#elif defined(GL3)
gl_ClipDistance[0] = dot(cClipPlane, ret);
#endif
gl_Position = ret;
}
#else
// ------------------- Pixel Shader ---------------
");
#line 101 "D:\Arhiv\projects\CSharp\GitHub\Urho3DMaterialGraphEditor\src\Urho3DMaterialEditor\Model\Templates\GLSLPassTemplate.tt"
foreach (var uniform in PixelShaderUniformsAndFunctions.Uniforms)
{
// WriteIfDef(uniform);
if (uniform.Type == PinTypes.LightMatrices)
{
uniform.Extra.Define.WriteLineIfDef(this, @"
#if !defined(GL_ES) || defined(WEBGL)
uniform mat4 cLightMatrices[4];
#else
uniform highp mat4 cLightMatrices[2];
#endif
");
}
else
{
uniform.Extra.Define.WriteLineIfDef(this, "uniform " + GLSLCodeGen.GetType(uniform.Type) + " " + uniform.Name + ";");
}
// WriteEndIf(uniform); //uniform highp
}
foreach (var uniform in Graph.Samplers)
{
if (uniform.Name == SamplerNodeFactory.ShadowMap)
{
uniform.Extra.Define.WriteLineIfDef(this, @"
#ifndef GL_ES
#ifdef VSM_SHADOW
uniform sampler2D sShadowMap;
#else
uniform sampler2DShadow sShadowMap;
#endif
#else
uniform highp sampler2D sShadowMap;
#endif
" );
}
else
{
uniform.Extra.Define.WriteLineIfDef(this, "uniform " + GLSLCodeGen.GetType(uniform.OutputPins[0]) + " " + GLSLCodeGen.GetSamplerName(uniform) + ";");
}
}
foreach (var varyingGroup in Graph.PixelShaderVaryings.ToLookup(_ => _.Extra.Define.GetExpression()))
{
foreach (var varying in varyingGroup)
{
WriteLine(varyingGroup.Key, "varying " + GLSLCodeGen.GetType(GLSLCodeGen.GetVaryingType(varying.OutputPins[0].Type)) + " v" + varying.Value + GLSLCodeGen.GetArraySize(varying.OutputPins[0].Type) + ";");
}
}
this.WriteLine(null, "");
#line default
#line hidden
this.Write("\r\n");
#line 153 "D:\Arhiv\projects\CSharp\GitHub\Urho3DMaterialGraphEditor\src\Urho3DMaterialEditor\Model\Templates\GLSLPassTemplate.tt"
foreach (var function in PixelShaderUniformsAndFunctions.Functions)
{
WriteLine("// --- " + function + " ---");
WriteLine(PixelShaderGenerator.GetFunction(function));
}
this.WriteLine(null, "");
#line default
#line hidden
this.Write("\r\nvoid PS()\r\n{\r\n");
#line 164 "D:\Arhiv\projects\CSharp\GitHub\Urho3DMaterialGraphEditor\src\Urho3DMaterialEditor\Model\Templates\GLSLPassTemplate.tt"
foreach (var discard in Graph.Discards)
{
PixelShaderGenerator.GenerateCode(discard);
}
foreach (var rt in Graph.RenderTargets)
{
PixelShaderGenerator.GenerateCode(rt);
}
this.WriteLine(null, "");
#line default
#line hidden
this.Write("}\r\n#endif");
return(this.GenerationEnvironment.ToString());
}
