rasterizing_开发者

Qt round rectangle, why corners are different?

I try to draw a round rectangle with drawRoundedRect method directly in a QPixmap (no render engine involve here exept pure Qt one ...), I double check the size of the rectangle versus the size of my[详细]

2023-03-15 18:34 分类：问答

All points crossed by a line

I need to find all points that are on a line. I tried Bresenham\'s algorithm but it doesn\'t work on the following case:[详细]

2023-03-03 00:33 分类：问答

Rasterizing a Cubic Polynomial

Given a cubic polynomial estimated using least-squares regression, I am interested 开发者_运维技巧in a simple algorithm that rasterizes the curve to display in an image. My initial intuition is to sam[详细]

2023-02-03 12:56 分类：问答

C++ and wxWidgets - Rasterisation - line width and filling

Is there a modifi开发者_JAVA技巧cation of Bresenhman (or any) algorithm to draw line with defined line width? I can only use DrawPoint(x,y) function. And second question: how to implement filling a fi[详细]

2023-02-02 11:52 分类：问答

use batik-rasterizer without GTK [closed]

This question is unlikely to help any future visitors; it is only relevant to a small geographic area, a specific moment in time,or an extraordinarily narrow situation that is not generally applic[详细]

2023-01-20 05:22 分类：问答

MKPolygon performance problem

I have created a whole heap of overlays using MKPolygon and created into a MKPolygonView. This works fine but one of the overlays has a butt load of points (about 800 points) and this causes memory an[详细]

2023-01-12 03:56 分类：问答

OpenGL or Rasterizer for playing SVG

I am planning to write a SVG player. To have the animation run at 20 frames/second I want to generate images at that rate and throw it at the开发者_JS百科 screen.[详细]

2023-01-08 04:44 分类：问答