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joojaa's user avatar
joojaa's user avatar
joojaa
  • Member for 10 years, 3 months
  • Last seen more than a month ago
  • Finland
52 votes
Accepted

What is Ray Marching? Is Sphere Tracing the same thing?

23 votes
Accepted

Why do we have graphics frameworks like OpenGL and DirectX, when games could just draw pixels directly?

22 votes
Accepted

Cause of shadow acne

16 votes
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Is gamma still important to take into account?

16 votes

What is ambient lighting?

16 votes

Does a sphere projected into 2D space always result in an ellipse?

16 votes
Accepted

Why smoothed meshes in 3D studio end up with the same number of vertices/triangles? How then can they be smoothed with the same geometry?

15 votes

Algorithm to find the center of a Bezier curve

15 votes

How to achieve gimbal lock with Euler angles?

13 votes
Accepted

What is Illustrator's vector rasterization process?

12 votes
Accepted

why does black text have orange and blue pixels

12 votes

How to produce simple 2D illustrations to accompany geometry answers?

11 votes

What does it mean by a Constraint-based Graphics System?

11 votes
Accepted

Fresnel reflectance of gold: red channel greater than 1?

11 votes
Accepted

How to Calculate Surface Normals for Generated Geometry

11 votes
Accepted

What's the difference between orthographic and perspective projection?

10 votes
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How do I accurately compute coverage of overlapping analytical curves?

9 votes

Why do most photorealistic renderers have similar material test scenes?

9 votes

Why are quads used in filmmaking and triangle in gaming?

8 votes
Accepted

Help me find out what this texture mapping technique is called

8 votes
Accepted

Non-uniform rational B-spline (NURBS) Basics

8 votes

How does a computer upscale 1024x768 resolution to 1920x1080?

7 votes

What is the meaning of words 'stochastic', 'temporal' in computer graphics?

7 votes

Are there common materials that aren't represented well by RGB?

7 votes

Why for perfect reflections a surface must have G2 continuity?

7 votes

Difference between rendering in OpenGL and 3D animation software

7 votes
Accepted

Why do we multiply vertex from left side in vertex shader with matrices?

7 votes
Accepted

How do I use barycentric coordinates to interpolate vertex normal?

6 votes
Accepted

Minimum requirements to uniquely represent a 3D object in space

6 votes

Rounding corners of polygon given vertices of its corners

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