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memononen / nanovg

Antialiased 2D vector drawing library on top of OpenGL for UI and visualizations.
zlib License
5.06k stars 767 forks source link

nanovg to with a 3*3 matrix #595

Closed LightSun closed 3 years ago

LightSun commented 3 years ago

Hello you are writing a good project . I am Interested in it. Can you help me? There is a matrix , How can i use it with nanovg ? 

 | scaleX  skewX transX |
 |  skewY scaleY transY |
 |  pers0  pers1  pers2 |

ps: scaleX: horizontal scale factor scaleY: vertical scale factor skewX: horizontal skew factor skewY: vertical skew factor transX: horizontal translation transY : vertical translation pers0: input x-axis perspective factor pers1: input y-axis perspective factor pers2: perspective scale factor

memononen commented 3 years ago

Take a look at: https://github.com/memononen/nanovg/blob/master/src/nanovg.h#L300 NanoVG does not support perspective transform, though.

LightSun commented 3 years ago

ok, thanks

Mikko Mononen notifications@github.com 於 2020年12月4日 週五 下午2:03寫道：

Take a look at: https://github.com/memononen/nanovg/blob/master/src/nanovg.h#L300 NanoVG does not support perspective transform, though.

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