* Vector2 now uses the new operator overloading

* sync: Rect changes to width/height style

git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1515 4e206d99-4929-0410-ac5d-dfc041789085
This commit is contained in:
trass3r 2010-04-20 20:50:15 +00:00
parent eada18b7e5
commit b4ff671e6e
4 changed files with 98 additions and 161 deletions

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@ -51,17 +51,17 @@ else
} }
/** /**
* Rect is an utility class for manipulating rectangles. * Rect is an utility class for manipulating rectangles.
* Template parameter defines the type of coordinates (integer float, ...) * Template parameter defines the type of coordinates (integer float, ...)
*/ */
struct Rect(T) struct Rect(T)
{ {
private: private:
T left; // Left coordinate of the rectangle T left; // Left coordinate of the rectangle
T top; // Top coordinate of the rectangle T top; // Top coordinate of the rectangle
T right; // Right coordinate of the rectangle T width; // width
T bottom; // Bottom coordinate of the rectangle T height; // height
public: public:
static if (!isIntegerType!(T) && !isRealType!(T)) static if (!isIntegerType!(T) && !isRealType!(T))
@ -79,87 +79,47 @@ public:
return i > j ? i : j; return i > j ? i : j;
} }
/+
/** /**
* Construct the rectangle from its coordinates * Get the right coordinate of the rectangle
* */
* Params: T right()
* leftCoord = Left coordinate of the rectangle
* topCoord = Top coordinate of the rectangle
* rightCoord = Right coordinate of the rectangle
* bottomCoord = Bottom coordinate of the rectangle
*/
this(T leftCoord, T topCoord, T rightCoord, T bottomCoord)
{ {
left = leftCoord; return left + width;
top = topCoord;
right = rightCoord;
bottom = bottomCoord;
}
+/
/**
* Get the width of the rectangle
*
* Returns:
* Width of rectangle
*/
T getWidth()
{
return right - left;
} }
/** /**
* Get the height of the rectangle * Get the bottom coordinate of the rectangle
* */
* Returns: T bottom()
* Height of rectangle
*/
T getHeight()
{ {
return bottom - top; return top + height;
} }
/** /**
* Move the whole rectangle by the given offset * Check if a point is inside the rectangle's area
* *
* Params: * Params:
* offsetX = Horizontal offset * x = X coordinate of the point to test
* offsetY = Vertical offset * y = Y coordinate of the point to test
*/ *
void offset(T offsetX, T offsetY) * Returns:
{ * True if the point is inside
left += offsetX; */
right += offsetX;
top += offsetY;
bottom += offsetY;
}
/**
* Check if a point is inside the rectangle's area
*
* Params:
* x = X coordinate of the point to test
* y = Y coordinate of the point to test
*
* Returns:
* True if the point is inside
*/
bool contains(T x, T y) bool contains(T x, T y)
{ {
return (x >= left) && (x <= right) && (y >= top) && (y <= bottom); return (x >= left) && (x < right) && (y >= top) && (y < bottom);
} }
/** /**
* Check intersection between two rectangles * Check intersection between two rectangles
* *
* Params: * Params:
* rectangle = Rectangle to test * rectangle = Rectangle to test
* overlappingRect = Rectangle to be filled with overlapping rect (NULL by default) * overlappingRect = Rectangle to be filled with overlapping rect (NULL by default)
* *
* Returns: * Returns:
* True if rectangles overlap * True if rectangles overlap
*/ */
bool intersects(Rect!(T) rectangle, out Rect!(T) overlappingRect = Rect!(T)()) bool intersects(Rect!(T) rectangle, out Rect!(T) overlappingRect = Rect!(T)())
{ {
// Compute overlapping rect // Compute overlapping rect

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@ -245,10 +245,8 @@ public:
* Create a shape made of a single rectangle * Create a shape made of a single rectangle
* *
* Params: * Params:
* p1X = X position of the first point * left, top = Top-left corner of the rectangle
* p1Y = Y position of the first point * width, height = Size of the rectangle
* p2X = X position second point
* p2Y = Y position second point
* col = Color used to fill the rectangle * col = Color used to fill the rectangle
* outline = Outline width (0 by default) * outline = Outline width (0 by default)
* outlineCol = Color used to draw the outline (black by default) * outlineCol = Color used to draw the outline (black by default)
@ -256,9 +254,9 @@ public:
* Returns: * Returns:
* new rectangle shape * new rectangle shape
*/ */
static Shape rectangle(float p1X, float p1Y, float p2X, float p2Y, Color col, float outline = 0.f, Color outlineCol = Color.BLACK) static Shape rectangle(float left, float top, float width, float height, Color col, float outline = 0.f, Color outlineCol = Color.BLACK)
{ {
return new Shape(sfShape_CreateRectangle(p1X, p1Y, p2X, p2Y, col, outline, outlineCol)); return new Shape(sfShape_CreateRectangle(left, top, width, height, col, outline, outlineCol));
} }
/** /**

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@ -62,7 +62,7 @@ public:
*/ */
this(Vector2f center, Vector2f size) this(Vector2f center, Vector2f size)
{ {
super(sfView_CreateFromRect(FloatRect(center.x - size.x / 2, center.y - size.y / 2, center.x + size.x / 2, center.y + size.y / 2) )); super(sfView_CreateFromRect(FloatRect(center.x - size.x / 2, center.y - size.y / 2, size.x, size.y) ));
} }
/** /**

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@ -27,74 +27,56 @@
module dsfml.system.vector2; module dsfml.system.vector2;
/** /**
* Vector2 is an utility class for manipulating 2 dimensional * Vector2 is an utility class for manipulating 2 dimensional
* vectors. Template parameter defines the type of coordinates * vectors. Template parameter defines the type of coordinates
* (integer, float, ...) * (integer, float, ...)
*/ */
struct Vector2(T) struct Vector2(T)
{ {
T x; T x;
T y; T y;
/// unary (-) overload /// negate the vector
Vector2 opNeg() Vector2 opUnary(string op : "-")()
{ {
return Vector2!(T)(-x, -y); return Vector2!(T)(-x, -y);
} }
/// (+=) overload /// dot product
Vector2 opAddAssign(Vector2 other) T opBinary(string op : "*", U:Vector2)(U v)
{ {
x += other.x; return x*v.x + y*v.y;
y += other.y; }
/// element-wise operations, +, -,
Vector2 opBinary(string op, U:Vector2)(U v)
if (op != "*")
{
// pragma(msg, "opBinary!"~op);
mixin("return Vector2!(T)( cast(T)(x " ~ op ~ " v.x), cast(T)(y " ~ op ~ " v.y) );");
}
/// operations with a scalar
Vector2 opBinary(string op)(int i)
{
mixin("return Vector2!(T) ( cast(T)(x " ~ op ~ " i), cast(T)(y " ~ op ~ " i) );");
}
/// element-wise assign operations, +=, -=, ...
Vector2 opOpAssign(string op, U:Vector2)(U v)
{
mixin("x " ~ op ~ " v.x;");
mixin("y " ~ op ~ " v.y;");
return this; return this;
} }
/// (-=) overload
Vector2 opSubAssign(Vector2 other)
{
x -= other.x;
y -= other.y;
return this;
}
/// (+) overload
Vector2 opAdd(Vector2 other)
{
return Vector2!(T)( cast(T)(x + other.x), cast(T)(y + other.y) );
}
/// (-) overload
Vector2 opSub(Vector2 other)
{
return Vector2!(T) ( cast(T)(x - other.x), cast(T)(y - other.y) );
}
/// (*) overload
Vector2 opMul(int i)
{
return Vector2!(T) ( cast(T)(x * i), cast(T)(y * i) );
}
/// (*=) overload /// (*=) overload
Vector2 opMulAssign(int i) Vector2 opOpAssign(string op)(int i)
{ {
x *= i; mixin("x "~op~" i;");
y *= i; mixin("y "~op~" i;");
return this;
}
/// (/) overload
Vector2 opDiv(int i)
{
return Vector2!(T) ( cast(T)(x / i), cast(T)(y / i));
}
/// (/=) overload
Vector2 opDivAssign(int i)
{
x /= i;
y /= i;
return this; return this;
} }
@ -110,44 +92,41 @@ struct Vector2(T)
} }
} }
version (UnitTest) unittest
{ {
unittest Vector2f main = Vector2f(10f, 10f);
{ Vector2f other = Vector2f(10f, 10f);
Vector2f main = Vector2f(10f, 10f); Vector2f result;
Vector2f other = Vector2f(10f, 10f);
Vector2f result;
result = -main; result = -main;
assert (result == Vector2f(-10.f, -10.f) ); assert (result == Vector2f(-10.f, -10.f) );
result = main; result = main;
result += other; result += other;
assert (result == Vector2f(20.f, 20.f)); assert (result == Vector2f(20.f, 20.f));
result = main; result = main;
result -= other; result -= other;
assert (result == Vector2f(0.f, 0.f)); assert (result == Vector2f(0.f, 0.f));
result = main + other; result = main + other;
assert (result == Vector2f(20.f, 20.f)); assert (result == Vector2f(20.f, 20.f));
result = main - other; result = main - other;
assert (result == Vector2f(0.f, 0.f)); assert (result == Vector2f(0.f, 0.f));
result = main * 10; result = main * 10;
assert (result == Vector2f(100.f, 100.f)); assert (result == Vector2f(100.f, 100.f));
result *= 2; result *= 2;
assert (result == Vector2f(200.f, 200.f)); assert (result == Vector2f(200.f, 200.f));
result = main / 2; result = main / 2;
assert (result == Vector2f(5.f, 5.f)); assert (result == Vector2f(5.f, 5.f));
result = main; result = main;
result /= 2; result /= 2;
assert (result == Vector2f(5.f, 5.f)); assert (result == Vector2f(5.f, 5.f));
}
} }
/// Aliases /// Aliases