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Emissive Region

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This commit is contained in:
4sval 2022-12-20 18:31:28 +01:00
parent e5b66bb8d9
commit 35f3ce38fb
3 changed files with 40 additions and 6 deletions
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2
CUE4Parse

@ -1 +1 @@
Subproject commit 3b341d780a08f1bf38b0246750d476d4b948b286
Subproject commit 6afdce084527ba09c4b392bd250f49b889e46d1f

30
FModel/Resources/default.frag
View File

@ -42,6 +42,7 @@ struct Parameters
AoParams Ao;
bool HasAo;
vec4 EmissiveRegion;
float Specular;
float Roughness;
float EmissiveMult;
@ -100,9 +101,19 @@ int LayerToIndex()
return clamp(int(fTexLayer), 0, uNumTexCoords - 1);
}
vec2 ScaledTexCoords()
{
return fTexCoords * uParameters.UVScale;
}
vec4 SamplerToVector(sampler2D s, vec2 coords)
{
return texture(s, coords);
}
vec4 SamplerToVector(sampler2D s)
{
return texture(s, fTexCoords * uParameters.UVScale);
return SamplerToVector(s, ScaledTexCoords());
}
vec3 ComputeNormals(int layer)
@ -196,7 +207,7 @@ vec3 CalcSpotLight(int layer, vec3 normals, Light light)
if(theta > outer)
{
return CalcBaseLight(layer, normals, light.Base, attenuation, false);
return CalcBaseLight(layer, normals, light.Base, attenuation, true);
}
else
{
@ -240,8 +251,19 @@ void main()
result = mix(result * m.r * uParameters.Ao.AmbientOcclusion, result, m.g);
}
vec4 emissive = SamplerToVector(uParameters.Emissive[layer].Sampler);
result += uParameters.Emissive[layer].Color.rgb * emissive.rgb * uParameters.EmissiveMult;
vec2 coords = ScaledTexCoords();
if (coords.x > uParameters.EmissiveRegion.x &&
coords.y > uParameters.EmissiveRegion.y &&
coords.x < uParameters.EmissiveRegion.z &&
coords.y < uParameters.EmissiveRegion.w)
{
coords.x -= uParameters.EmissiveRegion.x;
coords.y -= uParameters.EmissiveRegion.y;
coords.x *= 1.0 / (uParameters.EmissiveRegion.z - uParameters.EmissiveRegion.x);
coords.y *= 1.0 / (uParameters.EmissiveRegion.w - uParameters.EmissiveRegion.y);
vec4 emissive = SamplerToVector(uParameters.Emissive[layer].Sampler, coords);
result += uParameters.Emissive[layer].Color.rgb * emissive.rgb * uParameters.EmissiveMult;
}
if (!bVertexColors[1])
{

14
FModel/Views/Snooper/Material.cs
View File

@ -28,6 +28,7 @@ public class Material : IDisposable
public Vector4[] DiffuseColor;
public Vector4[] EmissiveColor;
public Vector4 EmissiveRegion;
public AoParams Ao;
public bool HasAo;
@ -50,6 +51,7 @@ public class Material : IDisposable
DiffuseColor = Array.Empty<Vector4>();
EmissiveColor = Array.Empty<Vector4>();
EmissiveRegion = new Vector4(0, 0, 1, 1);
}
public Material(UMaterialInterface unrealMaterial) : this()
@ -112,11 +114,18 @@ public class Material : IDisposable
if (Parameters.TryGetScalar(out var roughness, "Rough", "Roughness", "Ro Multiplier", "RO_mul", "Roughness_Mult"))
Roughness = roughness;
if (Parameters.TryGetScalar(out var emissiveMultScalar, "emissive mult", "Emissive_Mult", "EmissiveIntensity"))
if (Parameters.TryGetScalar(out var emissiveMultScalar, "emissive mult", "Emissive_Mult", "EmissiveIntensity", "EmissionIntensity"))
EmissiveMult = emissiveMultScalar;
else if (Parameters.TryGetLinearColor(out var emissiveMultColor, "Emissive Multiplier", "EmissiveMultiplier"))
EmissiveMult = emissiveMultColor.R;
if (Parameters.TryGetLinearColor(out var EmissiveUVs,
"EmissiveUVs_RG_UpperLeftCorner_BA_LowerRightCorner",
"Emissive Texture UVs RG_TopLeft BA_BottomRight",
"Emissive 2 UV Positioning (RG)UpperLeft (BA)LowerRight",
"EmissiveUVPositioning (RG)UpperLeft (BA)LowerRight"))
EmissiveRegion = new Vector4(EmissiveUVs.R, EmissiveUVs.G, EmissiveUVs.B, EmissiveUVs.A);
if (Parameters.TryGetScalar(out var uvScale, "UV Scale"))
UVScale = uvScale;
}
@ -216,6 +225,7 @@ public class Material : IDisposable
shader.SetUniform("uParameters.Ao.AmbientOcclusion", Ao.AmbientOcclusion);
shader.SetUniform("uParameters.HasAo", HasAo);
shader.SetUniform("uParameters.EmissiveRegion", EmissiveRegion);
shader.SetUniform("uParameters.Specular", Specular);
shader.SetUniform("uParameters.Roughness", Roughness);
shader.SetUniform("uParameters.EmissiveMult", EmissiveMult);
@ -303,6 +313,8 @@ public class Material : IDisposable
case 4:
SnimGui.Layout("Color");ImGui.PushID(3);
ImGui.ColorEdit4("", ref EmissiveColor[SelectedChannel], ImGuiColorEditFlags.NoAlpha);
ImGui.PopID();SnimGui.Layout("Region");ImGui.PushID(4);
ImGui.DragFloat4("", ref EmissiveRegion, _step, _zero, 1.0f, "%.2f", _clamp);
ImGui.PopID();
break;
}