inverse tangent function

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Tangent spaces (Tangent space) normal mapping (normal Mapping)

// Please specify the source: Http://blog.csdn.net/BonChoix, thank you ~) Tangent spaces (Tangent space) Switching space, same as local space, world space, is one of the many coordinate systems in 3D graphics. One of the most important uses for

The use of the inverse tangent value function atan

The syntax of a atan function function function: Returns the inverse tangent value. The tangent value is equal to the number parameter value because it is an angle. The returned angle value is expressed in radians, and the range is-PI/2 to PI/2.

Calculate the tangent space

Tangent space: Because the video card is generally used as the smallest rendering unit, we assume that the three points of the triangle are P1, P2, and P3, and set the space corresponding to the triangle to (T, B, n ), where T and B constitute the

Java anti-trigonometric function arc tangent function original code precision to 0.03 seconds

ArticleDirectory Java anti-trigonometric function arc tangent function original code precision to 0.03 seconds Original Java arctangent Function Code Precision to 0.03 seconds Http://blog.163.com/luckyjackyt@126/blog/static/1404476132

Highway coordinate elevation calculation software 3.3 release

---restore content starts---Expressway coordinate elevation calculation software descriptionThe highway coordinate elevation calculation software is a very effective procedure which is summed up in many years of construction lofting work. It is a

Tricks efficient BP (inverse propagation algorithm) in neural network training

Tricks efficient BP (inverse propagation algorithm) in neural network trainingTricks efficient BP(inverse propagation algorithm) in neural network training[Email protected]Http://blog.csdn.net/zouxy09tricks! It's a word that's filled with mystery

Tell me about the angles of inverse trigonometric functions atan, radians and angles.

We are usually in the mathematical calculation is, often use trigonometric and inverse trigonometric functions, the most commonly used inverse trigonometric functions is probably atan, because this is equivalent to a given two points between the

PHP Math function Summary (classic worthy collection), PHP worth collecting _php Tutorial

PHP Math function Summary (classic worth collecting), PHP is worth collecting This paper summarizes and analyzes the mathematical operation function of PHP. Share to everyone for your reference, as follows: First, the common function

PHP Mathematical Operational Function Large summary (classic worth collection) _php tips

This paper summarizes and analyzes the PHP mathematical operation function. Share to everyone for your reference, specific as follows: First, the commonly used function description: Abs: Get absolute value. Acos: Gets the inverse cosine value.

Recommended 10 articles for PHP cosh () functions

Returns the inverse hyperbolic sine of a number by the Asinh () function. The ASIN () function returns the inverse of a different value, and the result is a radian value between-PI/2 and PI/2. The Acosh () function returns the inverse hyperbolic

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