Questions tagged [font-rendering]
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16 questions
1 vote
2 answers
453 views
Jump Flood Signed Distance Field Computation Is Incorrect
I am trying to implement the Jump Flood Algorithm (JFA) to compute the Signed Distance Field (SDF) of a glyph atlas for font rendering. I managed to set up my framework (OpenglGL-based) for running ...
- 141
1 vote
0 answers
109 views
How to encode UTF inside an Encapsulated PostScript
Twenty years ago I made a descriptive illustration program whose output was the industrial standard Encapsulated PostScript, which is also compatible with the LaTeX system. In order to write accented ...
- 71
0 votes
1 answer
143 views
Stylized math like rendering?
How can I render plots and graphics that mimic how mathematicians draw diagrams? For example Look at this shirt: The diagrams represent 2D and 3D shapes, however they have characteristics of human ...
- 1,891
4 votes
1 answer
340 views
Upscaling screenshots with subpixel rendered text
Upscaling a screenshot with subpixel antialiased text produces unpleasant color fringes, e.g. why does black text have orange and blue pixels This is especially annoying when trying to show an ...
- 141
2 votes
0 answers
486 views
How to rendered arbitrary rotated text with decent hinting in real time?
I display text using OpenGL which is aligned with (2D) objects that can have any rotation on display, making the text also appear at any angle on display. So far I've used FreeType to render raster ...
- 359
2 votes
1 answer
207 views
Fonts rendered through textures look thinned
I'm rendering fonts using Cairo to surfaces, convert those surfaces to RGBA textures and then display them on GL_QUADS using orthotogonal projection and alpha blending. When I use Cairo to render ...
6 votes
1 answer
2k views
Signed distance field font looks odd
I attempted to implement font rendering using signed distance fields. My program first generates a mono bitmap at font size 64 (using FreeType), then generates an SDF from the bitmap. This is then ...
- 163
17 votes
1 answer
3k views
why does black text have orange and blue pixels
Why is it that when you zoom in to some black text you find that it is made up of orange, slightly black and blue pixels like the picture below.
- 273