Questions tagged [specular]

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Is diffuse reflection definition failed when we see both reflection(diffuse,specular) is happening on one single object?

Let us consider the situation where only we moved the camera. The object and the light source remain in the same place. Thus the angle of the incident light is the same for every point.I have captured ...
1
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1answer
262 views

Why specular reflection portion changes when we move in different direction?

We know that in Specular reflection rays reflected off surface at inverse angle;so camera position matters;creates bright highlights. I have taken one image where specular reflection is seen(Here ...
0
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1answer
604 views

Specular light for DirectX11

I illumine model through model illumine of Phong. Ambient and diffuse light’s constituent work well, but specular works wrong. Under this message I sent screenshoots: 1) ambient and diffuse 2) ...
0
votes
1answer
169 views

Basic equation for pure metallic reflectance

I'm working on a live wallpaper that shows a pure metallic object. Since it's a live wallpaper, I can make a ton of approximations...this isn't a full blown scene in a game world. My shader only has ...
1
vote
1answer
134 views

Does Specular Power affect the Brightness?

I read the book Real-Time Rendering, 2nd Edition. Somewhere in there it say: But I did the experiment and concluded that the mshi doesn't seem to affect to the brightness (it causes the area just to ...
13
votes
2answers
26k views

What is the difference between PBR and SSR?

I am very new to game development and I have been trying to understand the difference between Screen Space Reflection and Physically Based Rendering. I have read about PBR, and from what I understand,...
17
votes
1answer
3k views

Phong lighting - there is something very strange with specular lighting

I implemented Phong lighting. Everything seems to work - torus and spheres are lighted as expected, etc. But I notices something strange regarding specular lighting of directional light. Here are two ...
1
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2answers
564 views

PBR Metalness Implementation: specColor at Value 1?

I am doing a BRDF supporting the metalness/roughness workflow. I know that in cases of Metalness = 1.0 the reflectance value is taken from the albedo map - so is the specular color to tint the ...
2
votes
0answers
87 views

Specular intensity not imported from Blender into Unity

For my current project I'm using diffuse materials for my models in Blender but I do not want any Specular Intensity so I've set that to 0. Yet in Unity there is still a specular highlight and the ...
3
votes
1answer
4k views

Fighting aliasing on specular highlights

MSAA does a good job removing aliases on mesh edges, but it does not help with aliased specular highlights: Notice the aliased specular highlights on the doors and windows. I believe the reason for ...
2
votes
1answer
1k views

How to smooth the model/texture look from a distance?

(First of all, I really didn't know how to title my question so it tells exactly what I mean so if anyone has a better title feel free to edit my question or leave a comment.) Look at the water in ...