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How to determine if a point is in a 2D triangle? [closed]
...nce issues.
And here's some code to get you started:
float sign (fPoint p1, fPoint p2, fPoint p3)
{
return (p1.x - p3.x) * (p2.y - p3.y) - (p2.x - p3.x) * (p1.y - p3.y);
}
bool PointInTriangle (fPoint pt, fPoint v1, fPoint v2, fPoint v3)
{
float d1, d2, d3;
bool has_neg, has_pos;
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How to install GCC piece by piece with GMP, MPFR, MPC, ELF, without shared libraries?
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The Easy Way
If you're a typical developer, you can install the easy way, using instructions ...
Which one will execute faster, if (flag==0) or if (0==flag)?
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C# Equivalent of SQL Server DataTypes
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1132
This is for SQL Server 2005. There are updated versions of the table for SQL Server 2008, SQL...
Effective way to find any file's Encoding
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158
The StreamReader.CurrentEncoding property rarely returns the correct text file encoding for me...
How to sort a file, based on its numerical values for a field?
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150
Take a peek at the man page for sort...
-n, --numeric-sort
compare according to...
Are arrays in PHP copied as value or as reference to new variables, and when passed to functions?
1) When an array is passed as an argument to a method or function, is it passed by reference, or by value?
8 Answers
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Square retrofit server mock for testing
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11 Answers
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Can I set background image and opacity in the same property?
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14 Answers
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