Edgaru089/SFML
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

* replaced the vector classes with a generic one

Browse Source 
* fixed wrong member protection in Rect
+ override for DrawableImpl methods

git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1537 4e206d99-4929-0410-ac5d-dfc041789085
This commit is contained in:
Trass3r 2010-07-24 00:30:30 +00:00
parent 7500786896
commit 42615a30d9
19 changed files with 503 additions and 364 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
DSFML/import/dsfml/audio/listener.d
View File

@ -27,7 +27,7 @@
module dsfml.audio.listener;
import dsfml.system.common;
import dsfml.system.vector3;
import dsfml.system.vector;
/**
* Listener is a global interface for defining the audio

2
DSFML/import/dsfml/audio/music.d
View File

@ -31,7 +31,7 @@ import dsfml.audio.soundsource;
import dsfml.system.common;
import dsfml.system.exception;
import dsfml.system.stringutil;
import dsfml.system.vector3;
import dsfml.system.vector;
/**
* Music defines a big sound played using streaming,

2
DSFML/import/dsfml/audio/sound.d
View File

@ -31,7 +31,7 @@ import dsfml.audio.soundsource;
import dsfml.system.common;
import dsfml.system.exception;
import dsfml.system.vector3;
import dsfml.system.vector;
/**
* Sound defines the properties of the sound such as position,

2
DSFML/import/dsfml/audio/soundsource.d
View File

@ -25,7 +25,7 @@
module dsfml.audio.soundsource;
import dsfml.system.vector3;
import dsfml.system.vector;
import dsfml.system.common;

2
DSFML/import/dsfml/audio/soundstream.d
View File

@ -28,7 +28,7 @@ module dsfml.audio.soundstream;
import dsfml.system.alloc;
import dsfml.system.common;
import dsfml.system.vector3;
import dsfml.system.vector;
import dsfml.system.linkedlist;
import dsfml.system.lock;

58
DSFML/import/dsfml/graphics/drawableimpl.d
View File

@ -27,7 +27,7 @@
module dsfml.graphics.drawableimpl;
public import dsfml.system.common;
import dsfml.system.vector2;
import dsfml.system.vector;
import dsfml.graphics.irendertarget;
import dsfml.graphics.idrawable,
@ -61,148 +61,146 @@ protected:
}
public:
void rotate(float angle)
override void rotate(float angle)
{
sfDrawable_Rotate(m_ptr, angle);
}
void move(float offsetX, float offsetY)
override void move(float offsetX, float offsetY)
{
sfDrawable_Move(m_ptr, offsetX, offsetY);
}
void move(Vector2f offset)
override void move(Vector2f offset)
{
sfDrawable_Move(m_ptr, offset.x, offset.y);
}
Vector2f tranformToLocal(Vector2f point)
override Vector2f transformToLocal(Vector2f point) const
{
Vector2f ret;
sfDrawable_TransformToLocal(m_ptr, point.x, point.y, &ret.x, &ret.y);
return ret;
}
Vector2f tranformToGlobal(Vector2f point)
override Vector2f transformToGlobal(Vector2f point) const
{
Vector2f ret;
sfDrawable_TransformToLocal(m_ptr, point.x, point.y, &ret.x, &ret.y);
return ret;
}
void render(IRenderTarget window)
override void render(IRenderTarget window)
{
sfRenderWindow_DrawThis((cast(DSFMLObject)window).nativePointer, m_ptr);
}
void renderWithShader(IRenderTarget window, Shader shader)
override void renderWithShader(IRenderTarget window, Shader shader)
{
sfRenderWindow_DrawThisWithShader((cast(DSFMLObject)window).nativePointer, m_ptr, shader.nativePointer);
}
void setPosition(float x, float y)
override void setPosition(float x, float y)
{
sfDrawable_SetPosition(m_ptr, x, y);
}
void setScale(float scaleX, float scaleY)
override void setScale(float scaleX, float scaleY)
{
sfDrawable_SetScale(m_ptr, scaleX, scaleY);
}
void setOrigin(float originX, float originY)
override void setOrigin(float originX, float originY)
{
sfDrawable_SetOrigin(m_ptr, originX, originY);
}
@property
{
void x(float x)
override void x(float x)
{
sfDrawable_SetX(m_ptr, x);
}
void y(float y)
override void y(float y)
{
sfDrawable_SetY(m_ptr, y);
}
void position(Vector2f vec)
override void position(Vector2f vec)
{
sfDrawable_SetPosition(m_ptr, vec.x, vec.y);
}
void scaleX(float scale)
override void scaleX(float scale)
{
if (scale > 0)
sfDrawable_SetScaleX(m_ptr, scale);
}
void scaleY(float scale)
override void scaleY(float scale)
{
if (scale > 0)
sfDrawable_SetScaleY(m_ptr, scale);
}
void scale(Vector2f scale)
override void scale(Vector2f scale)
{
if (scale.x > 0 && scale.y > 0)
sfDrawable_SetScale(m_ptr, scale.x, scale.y);
}
void origin(Vector2f origin)
override void origin(Vector2f origin)
{
sfDrawable_SetOrigin(m_ptr, origin.x, origin.y);
}
void rotation(float angle)
override void rotation(float angle)
{
sfDrawable_SetRotation(m_ptr, angle);
}
void color(Color c)
override void color(Color c)
{
sfDrawable_SetColor(m_ptr, c);
}
void blendMode(BlendMode mode)
override void blendMode(BlendMode mode)
{
sfDrawable_SetBlendMode(m_ptr, mode);
}
Vector2f position()
override Vector2f position() const
{
return Vector2f(sfDrawable_GetX(m_ptr), sfDrawable_GetY(m_ptr));
}
Vector2f scale()
override Vector2f scale() const
{
return Vector2f(sfDrawable_GetScaleX(m_ptr), sfDrawable_GetScaleY(m_ptr));
}
Vector2f origin()
override Vector2f origin() const
{
return Vector2f(sfDrawable_GetOriginX(m_ptr), sfDrawable_GetOriginY(m_ptr));
}
float rotation()
override float rotation() const
{
return sfDrawable_GetRotation(m_ptr);
}
Color color()
override Color color() const
{
return sfDrawable_GetColor(m_ptr);
}
BlendMode blendMode()
override BlendMode blendMode() const
{
return cast(BlendMode)(sfDrawable_GetBlendMode(m_ptr));
}
void scale(Vector2f scale)
override void scale(Vector2f scale)
{
sfDrawable_SetScale(m_ptr, scale.x, scale.y);
}

41
DSFML/import/dsfml/graphics/idrawable.d
View File

@ -26,7 +26,7 @@
module dsfml.graphics.idrawable;
import dsfml.system.vector2;
import dsfml.system.vector;
import dsfml.graphics.irendertarget;
import dsfml.graphics.color,
@ -49,7 +49,7 @@ interface IDrawable
* Params:
* x = New left coordinate
* y = New top coordinate
*/
*/
void setPosition(float x, float y);
/**
@ -60,7 +60,7 @@ interface IDrawable
* scaleY = New vertical scale > 0
*/
void setScale(float scalex, float scaley);
// in {assert(scalex > 0 && scalex > 0);} // TODO: add in again when interface contracts work
// in {assert(scalex > 0 && scalex > 0);} // TODO: add in again when interface contracts work
/**
* Set the origin of the object, in coordinates relative to the
@ -96,7 +96,7 @@ interface IDrawable
*
* Params:
* vec = new position
*/
*/
void position(Vector2f vec);
/**
@ -104,7 +104,7 @@ interface IDrawable
*
* Params:
* scale = New horizontal scale (Strictly positive)
*/
*/
void scaleX(float scale);
/**
@ -140,7 +140,7 @@ interface IDrawable
*
* Params:
* angle = Angle of rotation, in degree
*/
*/
void rotation(float angle);
/**
@ -148,7 +148,7 @@ interface IDrawable
*
* Params:
* c = New color
*/
*/
void color(Color c);
/**
@ -160,6 +160,8 @@ interface IDrawable
*/
void blendMode(BlendMode mode);
const
{
/**
* Get the position of the object
*
@ -174,7 +176,7 @@ interface IDrawable
*
* Returns:
* Current scale
*/
*/
Vector2f scale();
/**
@ -191,7 +193,7 @@ interface IDrawable
*
* Returns:
* Angle of rotation, in degree
*/
*/
float rotation();
/**
@ -199,7 +201,7 @@ interface IDrawable
*
* Returns:
* Current color
*/
*/
Color color();
/**
@ -209,7 +211,8 @@ interface IDrawable
* Current blending mode
*/
BlendMode blendMode();
}
} // const
} // @property
/**
* Rotate the object
@ -217,7 +220,7 @@ interface IDrawable
*
* Params:
* angle = Angle of rotation in degree
*/
*/
void rotate(float angle);
/**
@ -227,7 +230,7 @@ interface IDrawable
* Params:
* offsetX = Offset on the X axis
* offsetY = Offset on the Y axis
*/
*/
void move(float offsetX, float offsetY);
/**
@ -236,7 +239,7 @@ interface IDrawable
*
* Params:
* offset = Amount of units to move the object of
*/
*/
void move(Vector2f offset);
/**
@ -248,8 +251,8 @@ interface IDrawable
*
* Returns:
* Transformed point
*/
Vector2f tranformToLocal(Vector2f point);
*/
Vector2f tranformToLocal(Vector2f point) const;
/**
* Transform a point from local coordinates into global coordinates
@ -260,15 +263,15 @@ interface IDrawable
*
* Returns:
* Transformed point
*/
Vector2f tranformToGlobal(Vector2f point);
*/
Vector2f tranformToGlobal(Vector2f point) const;
/**
* Render the specific geometry of the object
*
* Params:
* window = Target into which render the object
*/
*/
void render(IRenderTarget window);
/**

2
DSFML/import/dsfml/graphics/irendertarget.d
View File

@ -25,7 +25,7 @@
module dsfml.graphics.irendertarget;
import dsfml.system.vector2;
import dsfml.system.vector;
import dsfml.graphics.idrawable;
import dsfml.graphics.rect;
import dsfml.graphics.shader;

3
DSFML/import/dsfml/graphics/rect.d
View File

@ -56,14 +56,11 @@ else
*/
struct Rect(T)
{
private:
T left; // Left coordinate of the rectangle
T top; // Top coordinate of the rectangle
T width; // width
T height; // height
public:
static if (!isIntegerType!(T) && !isRealType!(T))
{
static assert (0, "This type is not supported by Rectangle");

2
DSFML/import/dsfml/graphics/renderimage.d
View File

@ -29,7 +29,7 @@ module dsfml.graphics.renderimage;
import dsfml.system.common,
dsfml.system.exception,
dsfml.system.stringutil,
dsfml.system.vector2;
dsfml.system.vector;
import dsfml.graphics.idrawable,
dsfml.graphics.image,

2
DSFML/import/dsfml/graphics/renderwindow.d
View File

@ -44,7 +44,7 @@ import dsfml.window.event,
import dsfml.system.common,
dsfml.system.stringutil,
dsfml.system.vector2;
dsfml.system.vector;
/**
* Simple wrapper for Window that allows easy 2D rendering.

2
DSFML/import/dsfml/graphics/shape.d
View File

@ -26,7 +26,7 @@
module dsfml.graphics.shape;
import dsfml.system.vector2;
import dsfml.system.vector;
import dsfml.graphics.blendmode;
import dsfml.graphics.color;

8
DSFML/import/dsfml/graphics/sprite.d
View File

@ -32,7 +32,7 @@ import dsfml.graphics.drawableimpl;
import dsfml.graphics.image;
import dsfml.graphics.rect;
import dsfml.system.vector2;
import dsfml.system.vector;
/**
* Sprite defines a sprite : texture, transformations,
@ -160,7 +160,7 @@ public:
* Returns:
* Color of pixel
*/
Color getPixel(uint x, uint y)
Color getPixel(uint x, uint y) const
{
return sfSprite_GetPixel(m_ptr, x, y);
}
@ -211,7 +211,7 @@ public:
* Returns:
* Size of the sprite
*/
Vector2f size()
Vector2f size() const
{
return Vector2f(sfSprite_GetWidth(m_ptr), sfSprite_GetHeight(m_ptr));
}
@ -226,7 +226,7 @@ private:
void function(SFMLClass, float, float) sfSprite_Resize;
void function(SFMLClass, int) sfSprite_FlipX;
void function(SFMLClass, int) sfSprite_FlipY;
SFMLClass function(SFMLClass) sfSprite_GetImage;
SFMLClass function(SFMLClass) sfSprite_GetImage;
IntRect function(SFMLClass) sfSprite_GetSubRect;
float function(SFMLClass) sfSprite_GetWidth;
float function(SFMLClass) sfSprite_GetHeight;

2
DSFML/import/dsfml/graphics/text.d
View File

@ -33,7 +33,7 @@ import dsfml.graphics.drawableimpl;
import dsfml.graphics.rect;
import dsfml.system.stringutil;
import dsfml.system.vector2;
import dsfml.system.vector;
/**

2
DSFML/import/dsfml/graphics/view.d
View File

@ -29,7 +29,7 @@ module dsfml.graphics.view;
import dsfml.graphics.rect;
import dsfml.system.common,
dsfml.system.vector2;
dsfml.system.vector;
/**
* This class defines a view (position, size and zoom) ;

3
DSFML/import/dsfml/system/all.d
View File

@ -44,5 +44,4 @@ version (darwin)
public import
dsfml.system.lock,
dsfml.system.vector2,
dsfml.system.vector3;
dsfml.system.vector;

437
DSFML/import/dsfml/system/vector.d Normal file
View File

@ -0,0 +1,437 @@
/*
* DSFML - SFML Library wrapper for the D programming language.
* Copyright (C) 2010 Andreas Hollandt
*
* This software is provided 'as-is', without any express or
* implied warranty. In no event will the authors be held
* liable for any damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute
* it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented;
* you must not claim that you wrote the original software.
* If you use this software in a product, an acknowledgment
* in the product documentation would be appreciated but
* is not required.
*
* 2. Altered source versions must be plainly marked as such,
* and must not be misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any
* source distribution.
*/
module dsfml.system.vector;
import std.conv;
import std.math;
import std.traits : isFloatingPoint;
import std.typetuple;
/**
* generic fixed-size Vector struct
*
* Params:
* T = element type
* dim = vector dimension
*/
struct Vector(T, int dim)
{
static assert (dim >= 2 && dim <= 4);
// vectors of 3 floats are extended to 4 to make it possible to use SSE optimizations
private const realdim = (is(T == float) && dim == 3 && sseAvailable) ? 4 : dim;
// vectors of (3)4 floats or 2 doubles will use SSE
private const bool useSSE = (is(T == float) && realdim == 4 /* || is(T == double) && dim == 2 */ ) && sseAvailable;
private alias LengthReturnType!(T) LengthType; // the type returned by length
union
{
/// normal struct element access
struct
{
static if (dim >= 1) T x;
static if (dim >= 2) T y;
static if (dim >= 3) T z;
static if (dim >= 4) T w;
}
struct
{
static if (dim >= 1) T r;
static if (dim >= 2) T g;
static if (dim >= 3) T b;
static if (dim >= 4) T a;
}
// only the array has the hidden 4th value in case of vec3f
// this is to be able to foreach over tuple without computing w unnecessarily
T[realdim] cell; /// array access
Repeat!(T, dim) tuple; /// for tuple access
}
// zero vectors
static if (2 == dim) const static Vector zero = Vector(0, 0);
static if (3 == dim) const static Vector zero = Vector(0, 0, 0);
static if (4 == dim) const static Vector zero = Vector(0, 0, 0, 0);
static if (2 == dim) const static Vector one = Vector(1, 1);
static if (3 == dim) const static Vector one = Vector(1, 1, 1);
static if (4 == dim) const static Vector one = Vector(1, 1, 1, 1);
static if (2 == dim) const static Vector unitX = Vector(1, 0);
static if (3 == dim) const static Vector unitX = Vector(1, 0, 0);
static if (4 == dim) const static Vector unitX = Vector(1, 0, 0, 0);
static if (2 == dim) const static Vector unitY = Vector(0, 1);
static if (3 == dim) const static Vector unitY = Vector(0, 1, 0);
static if (4 == dim) const static Vector unitY = Vector(0, 1, 0, 0);
static if (3 == dim) const static Vector unitZ = Vector(0, 0, 1);
static if (4 == dim) const static Vector unitZ = Vector(0, 0, 1, 0);
static if (4 == dim) const static Vector unitW = Vector(0, 0, 0, 1);
/// ensure that no component is a NaN
invariant()
{
assert(isValid());
}
// checks if the elements aren't NaNs
private bool isValid() const
{
static if (dim >= 1) if (isNaN(x)) return false;
static if (dim >= 2) if (isNaN(y)) return false;
static if (dim >= 3) if (isNaN(z)) return false;
static if (dim >= 4) if (isNaN(w)) return false;
return true;
}
/************************************************************************************
* Operator overloading
***********************************************************************************/
/// negate the vector
Vector opUnary(string op : "-")()
{
static if (dim == 2) return Vector(-x, -y);
else static if (dim == 3) return Vector(-x, -y, -z);
else static if (dim == 4) return Vector(-x, -y, -z, -w);
}
/// dot product
T opBinary(string op : "*")(typeof(this) v)
if (is(typeof(T+T)) && is(typeof(T*T)))
{
static if (dim == 2) return x*v.x + y*v.y;
else static if (dim == 3) return x*v.x + y*v.y + z*v.z;
else static if (dim == 4) return x*v.x + y*v.y + z*v.z + w*v.w;
}
/// element-wise operations, +, -,
Vector opBinary(string op, U:typeof(this))(U v)
// check if the operation is supported on the type T
if (op != "*" && (op == "+" && is(typeof(T+T)) || op == "-" && is(typeof(T-T)) || op == "*" && is(typeof(T*T))
|| op == "/" && is(typeof(T/T)) || op == "%" && is(typeof(T%T))))
{
Vector res = void;
foreach (i, x; tuple)
mixin("res.tuple[i] = tuple[i] " ~ op ~ " v.tuple[i];");
return res;
}
/// operations with a scalar
typeof(this) opBinary(string op)(T s)
{
Vector res = void;
foreach(i, x; tuple)
mixin("res.tuple[i] = tuple[i] " ~ op ~ " s;");
return res;
}
/// element-wise assign operations, +=, -=, ...
Vector opOpAssign(string op, U:Vector)(U v)
{
foreach (i, _; tuple)
mixin("tuple[i] " ~ op ~ "= v.tuple[i];");
return this;
}
/// (*=) overload
Vector opOpAssign(string op)(T s)
{
foreach (i, _; tuple)
mixin("tuple[i] " ~ op ~ "= s;");
return this;
}
/// return length*length
@property LengthType sqLength()
{
static if (2 == dim) return (x * x + y * y);
else static if (3 == dim) return (x * x + y * y + z * z);
else static if (4 == dim) return (x * x + y * y + z * z + w * w);
else static assert (false);
}
/// return the vector length
@property LengthType length()
{
static if (useSSE)
{
static if (is(t == float) && dim == 3) // make sure that w is 0
assert(w == 0);
float res;
auto p = cell.ptr;
asm
{
// movups XMM0, &cell;
mov EAX, p;
movups XMM0, [EAX];
mulps XMM0, XMM0; // v0 = vec(x*x, y*y, z*z, w*w)
movaps XMM1, XMM0; // v1 = v0
shufps XMM0, XMM1, 0x4e; // v0 = vec(z*z, w*w, x*x, y*y)
addps XMM0, XMM1; // v0 = vec(x*x + z*z, y*y + w*w, z*z + x*x, w*w + y*y)
movaps XMM1, XMM0; // v1 = v0
shufps XMM1, XMM1, 0x11; // v1 = vec(w*w + y*y, z*z + x*x, w*w + y*y, z*z + x*x)
addps XMM0, XMM1; // v0 = |vec|^2 at all 4 positions
rsqrtss XMM0, XMM0; // v0 = 1/sqrt(v0)
rcpss XMM0, XMM0; // v= = 1/v0
movss res, XMM0;
}
return res;
}
else
{
// compute squared length
auto ret = sqLength();
// compute sqrt
version(useFastSqrt)
{
static if (is(T == float))
return fastSqrt(ret);
}
return sqrt(ret);
}
}
void normalize()
{
static if (useSSE)
{
static if (is(t == float) && dim == 3) // make sure that w is 0
assert (w == 0, "vector component w isn't 0!");
auto p = cell.ptr;
asm
{
mov EAX, p;
movups XMM0, [EAX];
movaps XMM2, XMM0; // save it for later
mulps XMM0, XMM0; // v0 = vec(x*x, y*y, z*z, w*w)
movaps XMM1, XMM0; // v1 = v0
shufps XMM0, XMM1, 0x4e; // v0 = vec(z*z, w*w, x*x, y*y)
addps XMM0, XMM1; // v0 = vec(x*x + z*z, y*y + w*w, z*z + x*x, w*w + y*y)
movaps XMM1, XMM0; // v1 = v0
shufps XMM1, XMM1, 0x11; // v1 = vec(w*w + y*y, z*z + x*x, w*w + y*y, z*z + x*x)
addps XMM0, XMM1; // v0 = |vec|^2 at all 4 positions
rsqrtps XMM0, XMM0; // v0 = 1/sqrt(v0)
mulps XMM2, XMM0; // v2 = vec * v0
movups [EAX], XMM0;
}
}
else
{
auto len = length();
foreach(i, _; tuple) // bug 2411 workaround, foreach ref on tuples doesn't work
tuple[i] /= len;
}
}
/// return normalized version of this vector
Vector normalized()
{
Vector res = this;
res.normalize();
return res;
}
///
string toString()
{
string res = "[";
res ~= to!(string)(x);
static if (dim >= 2) res ~= ", " ~ to!(string)(y);
static if (dim >= 3) res ~= ", " ~ to!(string)(z);
static if (dim >= 4) res ~= ", " ~ to!(string)(w);
return res ~ "]";
}
static if (is(T == float))
{
/// do a quick normalize using fast approximate inverse sqrt
void quickNormalize()
{
T inv = invSqrt(sqLength);
this *= inv;
}
/// return a normalized version of this vector
Vector quickNormalized()
{
auto res = this;
res.quickNormalize();
return res;
}
}
/// return a pointer to the vector data
@property T* ptr()
{
return &x;
}
/// calculate distance to other vector
LengthType distance(Vector!(T,dim) other)
{
assert (isValid);
assert (other.isValid);
other -= this;
return other.length;
}
///
bool opEquals(ref const Vector v) const
{
assert (isValid);
assert (v.isValid);
static if (dim >= 1) if (x != v.x) return false;
static if (dim >= 2) if (y != v.y) return false;
static if (dim >= 3) if (z != v.z) return false;
static if (dim >= 4) if (w != v.w) return false;
return true;
}
///
bool isUnit()
{
real sql = cast(real)sqLength();
return abs(sql - 1.0) < 0.001;
}
}
/******* useful alias declarations *******/
alias Vector!(float, 2) Vector2f; ///
alias Vector!(float, 3) Vector3f; ///
alias Vector!(float, 4) Vector4f; ///
alias Vector!(double, 2) Vector2d; ///
alias Vector!(double, 3) Vector3d; ///
alias Vector!(double, 4) Vector4d; ///
alias Vector!(int, 2) Vector2i; ///
alias Vector!(int, 3) Vector3i; ///
alias Vector!(int, 4) Vector4i; ///
alias Vector!(uint, 2) Vector2ui; ///
alias Vector!(uint, 3) Vector3ui; ///
alias Vector!(uint, 4) Vector4ui; ///
alias Vector!(ushort, 2) Vector2us; ///
alias Vector!(ushort, 3) Vector3us; ///
alias Vector!(ushort, 4) Vector4us; ///
alias Vector!(ubyte, 2) Vector2ub; ///
alias Vector!(ubyte, 3) Vector3ub; ///
alias Vector!(ubyte, 4) Vector4ub; ///
// TODO: do all kinds of unittesting
unittest
{
Vector3f v = {1.5f, 1.f, 0.5f};
Vector3f w = {-1.f, 2.f, -0.5f};
assert(v.length - sqrt(3.5f) < 0.0001, sseAvailable ? "SSE length calculation failed" : "normal length calculation failed");
assert(w.length - sqrt(5.25f) < 0.0001, sseAvailable ? "SSE length calculation failed" : "normal length calculation failed");
assert(v+w == Vector3f(0.5f, 3.f, 0.f));
assert(v-w == Vector3f(2.5f, -1.f, 1.f));
}
/**
* compute 1/sqrt(x)
* assumes x > 0
*
* Copyright (C) 2002-2006 Chris Lomont
* explanation on www.lomont.org
*/
float invSqrt(float x)
{
assert(x > 0);
float xhalf = 0.5f * x;
int i = *cast(int*)&x; // get bits for floating value
i = 0x5f375a86 - (i >> 1); // gives initial guess y0 with magic number
x = *cast(float*)&i; // convert bits back to float
x = x*(1.5f - xhalf * x * x); // Newton step, repeating increases accuracy
return x;
}
/**
* compute sqrt(x)
* assumes x >= 0
*/
float fastSqrt(float x)
{
assert(x >= 0);
int i = *cast(int*) &x;
if (0 == ((i >> 23)&255))
return 0; // close
return x * invSqrt(x);
}
// get the correct return type for the length function
private template LengthReturnType(T)
{
static if (is(T == float) || is(T == double) || is(T == real))
alias T LengthReturnType;
else
alias float LengthReturnType;
}
/// repeat a type count times
template Repeat(T, int count)
{
static if (!count)
alias TypeTuple!() Repeat;
else
alias TypeTuple!(T, Repeat!(T, count-1)) Repeat;
}
// determine SSE usability
// TODO: make more sophisticated
version(X86)
version(D_InlineAsm_X86)
const bool sseAvailable = is(typeof({void* foo; asm { mov EAX, foo; movups XMM0, [EAX]; } }));
version(X86_64)
version(D_InlineAsm_X86_64)
const bool sseAvailable = false; // TODO: add this

139
DSFML/import/dsfml/system/vector2.d
View File

@ -1,139 +0,0 @@
/*
* DSFML - SFML Library wrapper for the D programming language.
* Copyright (C) 2008 Julien Dagorn (sirjulio13@gmail.com)
* Copyright (C) 2010 Andreas Hollandt
*
* This software is provided 'as-is', without any express or
* implied warranty. In no event will the authors be held
* liable for any damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute
* it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented;
* you must not claim that you wrote the original software.
* If you use this software in a product, an acknowledgment
* in the product documentation would be appreciated but
* is not required.
*
* 2. Altered source versions must be plainly marked as such,
* and must not be misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any
* source distribution.
*/
module dsfml.system.vector2;
/**
* Vector2 is an utility class for manipulating 2 dimensional
* vectors. Template parameter defines the type of coordinates
* (integer, float, ...)
*/
struct Vector2(T)
{
T x;
T y;
/// negate the vector
Vector2 opUnary(string op : "-")()
{
return Vector2!(T)(-x, -y);
}
/// dot product
T opBinary(string op : "*", U:Vector2)(U v)
{
return x*v.x + y*v.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;
}
/// (*=) overload
Vector2 opOpAssign(string op)(int i)
{
mixin("x "~op~" i;");
mixin("y "~op~" i;");
return this;
}
///
const bool opEquals(ref const(Vector2) other)
{
return (x == other.x) && (y == other.y);
}
T max()
{
return (x>y) ? x : y;
}
}
unittest
{
Vector2f main = Vector2f(10f, 10f);
Vector2f other = Vector2f(10f, 10f);
Vector2f result;
result = -main;
assert (result == Vector2f(-10.f, -10.f) );
result = main;
result += other;
assert (result == Vector2f(20.f, 20.f));
result = main;
result -= other;
assert (result == Vector2f(0.f, 0.f));
result = main + other;
assert (result == Vector2f(20.f, 20.f));
result = main - other;
assert (result == Vector2f(0.f, 0.f));
result = main * 10;
assert (result == Vector2f(100.f, 100.f));
result *= 2;
assert (result == Vector2f(200.f, 200.f));
result = main / 2;
assert (result == Vector2f(5.f, 5.f));
result = main;
result /= 2;
assert (result == Vector2f(5.f, 5.f));
}
/// Aliases
alias Vector2!(float) Vector2f;
/// ditto
alias Vector2!(int) Vector2i;
/// ditto
alias Vector2!(uint) Vector2ui;
/// ditto
alias Vector2!(ubyte) Vector2ub;

156
DSFML/import/dsfml/system/vector3.d
View File

@ -1,156 +0,0 @@
/*
* DSFML - SFML Library wrapper for the D programming language.
* Copyright (C) 2008 Julien Dagorn (sirjulio13@gmail.com)
* Copyright (C) 2010 Andreas Hollandt
*
* This software is provided 'as-is', without any express or
* implied warranty. In no event will the authors be held
* liable for any damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute
* it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented;
* you must not claim that you wrote the original software.
* If you use this software in a product, an acknowledgment
* in the product documentation would be appreciated but
* is not required.
*
* 2. Altered source versions must be plainly marked as such,
* and must not be misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any
* source distribution.
*/
module dsfml.system.vector3;
/**
* Vector3 is an utility class for manipulating 3 dimensional
* vectors. Template parameter defines the type of coordinates
* (integer, float, ...)
*/
struct Vector3(T)
{
T x;
T y;
T z;
/// unary (-) overload
Vector3 opNeg()
{
return Vector3!(T)(-x, -y, -z);
}
/// (+=) overload
Vector3 opAddAssign(Vector3 other)
{
x += other.x;
y += other.y;
z += other.z;
return this;
}
/// (-=) overload
Vector3 opSubAssign(Vector3 other)
{
x -= other.x;
y -= other.y;
z -= other.z;
return this;
}
/// (+) overload
Vector3 opAdd(Vector3 other)
{
return Vector3!(T)( (x + other.x), (y + other.y), (z + other.z) );
}
/// (-) overload
Vector3 opSub(Vector3 other)
{
return Vector3!(T) ( (x - other.x), (y - other.y), (z - other.z) );
}
/// (*) overload
Vector3 opMul(int i)
{
return Vector3!(T) ( (x * i), (y * i), (z * i) );
}
/// (*=) overload
Vector3 opMulAssign(int i)
{
x *= i;
y *= i;
z *= i;
return this;
}
/// (/) overload
Vector3 opDiv(int i)
{
return Vector3!(T) ( (x / i), (y / i), (z / i) );
}
/// (/=) overload
Vector3 opDivAssign(int i)
{
x /= i;
y /= i;
z /= i;
return this;
}
///
const bool opEquals(ref const(Vector3) other)
{
return (x == other.x) && (y == other.y) && (z == other.z) ;
}
}
version (UnitTest)
{
unittest
{
Vector3f main = Vector3f(10f, 10f, 10.f);
Vector3f other = Vector3f(10f, 10f, 10.f);
Vector3f result;
result = -main;
assert (result == Vector3f(-10.f, -10.f, -10.f) );
result = main;
result += other;
assert (result == Vector3f(20.f, 20.f, 20.f));
result = main;
result -= other;
assert (result == Vector3f(0.f, 0.f, 0.f));
result = main + other;
assert (result == Vector3f(20.f, 20.f, 20.f));
result = main - other;
assert (result == Vector3f(0.f, 0.f, 0.f));
result = main * 10;
assert (result == Vector3f(100.f, 100.f, 100.f));
result *= 2;
assert (result == Vector3f(200.f, 200.f, 200.f));
result = main / 2;
assert (result == Vector3f(5.f, 5.f, 5.f));
result = main;
result /= 2;
assert (result == Vector3f(5.f, 5.f, 5.f));
}
}
/// Aliases
alias Vector3!(float) Vector3f;
/// ditto
alias Vector3!(int) Vector3i;