C++ Programming for Games Module I phần 9 pps
C++ Programming for Games Module I phần 9 pps
... than point coordinates;
specifically, vector coordinates indicate the end point to which a directed line segment (originating from
the origin) connects. Conversely, point coordinates specify a ... where negating a vector
flips its direction.
Scalar Multiplication:
A vector can be multiplied by a scalar, which modifies the magnitude of the vector but not its direction.
To multiply a...
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... Header files include the class definition, and implementation files
entation (i. e., method definitions). Eventually, the source code file is compiled
compiled class implementation, which
To invoke ... instructions as marked in the figure. We see that a few
instructions, after the first instruction of main, we come to a function call instruction, which modifies the instruction
pointer to...
C++ Programming for Games Module I phần 10 pps
...
terminology in his book Effective C++: “[…] the single most important rule in object-oriented
programming with C++ is this: public inheritance means “isa.” Commit this rule to memory.”
9. 2.3 ... public inheritance as modeling an is a relationship, but it seems that if we must
explicitly specify public inheritance then there must be another type of inheritance. Indeed there is, and
i...
C++ Programming for Games Module I phần 1 potx
...
window with the following line:
20
Introduction
C++ is a powerful language that unifies high-level programming paradigms, such as object oriented
programming, with low-level efficiencies, ... special effects, realistic physics, and complex artificial intelligence.
Chapter Objectives
• Create, compile, link and execute C++ programs.
• Find out how C++ code is transformed int...
C++ Programming for Games Module I phần 2 potx
... arithmetic operation defined for
std::string is the
addition operator. The following program illustrates the arithmetic operations:
to
t <<, k is incremented first, before being disp
er, ...
ultiplication, division and the modulus operations have the same precedence level. Similarly, addition
and
divi n
division
above e
ot
Someti
e add cedence to an operation by
rroundin...
C++ Programming for Games Module I phần 3 pdf
... BOUNDS INDEX !!
In a
syntax
three columns.
{
};
d
nm ×
in
fMatrix [1][2]
fMatrix [12][10
ddition to performing individual element initializations, you can initialize ... on.
ent is explicitly initialized, the compiler can deduce
eds, and therefore, the array size, 8, is not explicitly required. That is,
is next statement is equivalent:
In actuality, all the...
C++ Programming for Games Module I phần 4 ppt
... In order to perform its task, a function
me information and/or returns some information. The concept is somewhat similar to
e trigonometric function
typically inputs so
mathematical functions. ...
uivalent functions with different parameters is convenient because, depending on the data
tion with which the client is working, the client can call the most suitable function version.
individ...
C++ Programming for Games Module I phần 5 potx
... default value for pointers, if you wish to postpone initialization, is null.
The null value in C++ is simply zero. Rewriting the preceding pointer declarations with initialization to
null yie
ool* ... actually valid or not. By nullifying the pointer after its deletion, we explicitly state that it is
now an invalid (null) pointer, and there is no ambiguity about its validity.
Rul...
C++ Programming for Games Module I phần 7 potx
... implementation files
contain the class implementation (i. e., method definitions). Eventually, the source code file is
compiled to either an object file (.obj) or a library file (.lib). Once that is ... except that it is public by default, whereas a class is private by
default.
4. One of the goals of C++ is to separate class definitions from implementation. The motivation
behind this...
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...
format: A pointer to a null-terminating c-string, which contains a string with some special
formatting symbols within. These formatting symbols will be replaced with the arguments
specified ... case, the
this pointer is used explicitly, and in the former case it is used implicitly.
6.5 Friends
6.5.1 Friend Functions
Sometimes we will have a non-member function that is closely related ....