diff options
author | andrew <xdotftw@gmail.com> | 2014-03-11 17:32:33 +0100 |
---|---|---|
committer | andrew <xdotftw@gmail.com> | 2014-03-11 17:33:31 +0100 |
commit | 9810d57a394b2bb56fbcfddb05d34dcd504a7b35 (patch) | |
tree | 0c6af0ac30ad95538aae5e502d9c7d72e3f7ae3c /src/Matrix4f.h | |
parent | LineCoeff Doc (diff) | |
download | cuberite-9810d57a394b2bb56fbcfddb05d34dcd504a7b35.tar cuberite-9810d57a394b2bb56fbcfddb05d34dcd504a7b35.tar.gz cuberite-9810d57a394b2bb56fbcfddb05d34dcd504a7b35.tar.bz2 cuberite-9810d57a394b2bb56fbcfddb05d34dcd504a7b35.tar.lz cuberite-9810d57a394b2bb56fbcfddb05d34dcd504a7b35.tar.xz cuberite-9810d57a394b2bb56fbcfddb05d34dcd504a7b35.tar.zst cuberite-9810d57a394b2bb56fbcfddb05d34dcd504a7b35.zip |
Diffstat (limited to '')
-rw-r--r-- | src/Matrix4f.h | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/src/Matrix4f.h b/src/Matrix4f.h deleted file mode 100644 index 0e36974ad..000000000 --- a/src/Matrix4f.h +++ /dev/null @@ -1,225 +0,0 @@ -#pragma once - -#define _USE_MATH_DEFINES -#include <math.h> -#include "Vector3.h" - -class Matrix4f -{ -public: - enum - { - TX=3, - TY=7, - TZ=11, - D0=0, D1=5, D2=10, D3=15, - SX=D0, SY=D1, SZ=D2, - W=D3 - }; - Matrix4f() { Identity(); } - float& operator [] ( int a_N ) { return cell[a_N]; } - void Identity() - { - cell[1] = cell[2] = cell[TX] = cell[4] = cell[6] = cell[TY] = - cell[8] = cell[9] = cell[TZ] = cell[12] = cell[13] = cell[14] = 0; - cell[D0] = cell[D1] = cell[D2] = cell[W] = 1; - } - void Init( Vector3f a_Pos, float a_RX, float a_RY, float a_RZ ) - { - Matrix4f t; - t.RotateX( a_RZ ); - RotateY( a_RY ); - Concatenate( t ); - t.RotateZ( a_RX ); - Concatenate( t ); - Translate( a_Pos ); - } - void RotateX( float a_RX ) - { - float sx = (float)sin( a_RX * M_PI / 180 ); - float cx = (float)cos( a_RX * M_PI / 180 ); - Identity(); - cell[5] = cx, cell[6] = sx, cell[9] = -sx, cell[10] = cx; - } - void RotateY( float a_RY ) - { - float sy = (float)sin( a_RY * M_PI / 180 ); - float cy = (float)cos( a_RY * M_PI / 180 ); - Identity (); - cell[0] = cy, cell[2] = -sy, cell[8] = sy, cell[10] = cy; - } - void RotateZ( float a_RZ ) - { - float sz = (float)sin( a_RZ * M_PI / 180 ); - float cz = (float)cos( a_RZ * M_PI / 180 ); - Identity (); - cell[0] = cz, cell[1] = sz, cell[4] = -sz, cell[5] = cz; - } - void Translate( Vector3f a_Pos ) { cell[TX] += a_Pos.x; cell[TY] += a_Pos.y; cell[TZ] += a_Pos.z; } - void SetTranslation( Vector3f a_Pos ) { cell[TX] = a_Pos.x; cell[TY] = a_Pos.y; cell[TZ] = a_Pos.z; } - void Concatenate( const Matrix4f& m2 ) - { - Matrix4f res; - int c; - for ( c = 0; c < 4; c++ ) for ( int r = 0; r < 4; r++ ) - res.cell[r * 4 + c] = cell[r * 4] * m2.cell[c] + - cell[r * 4 + 1] * m2.cell[c + 4] + - cell[r * 4 + 2] * m2.cell[c + 8] + - cell[r * 4 + 3] * m2.cell[c + 12]; - for ( c = 0; c < 16; c++ ) cell[c] = res.cell[c]; - } - Vector3f Transform( const Vector3f& v ) const - { - float x = cell[0] * v.x + cell[1] * v.y + cell[2] * v.z + cell[3]; - float y = cell[4] * v.x + cell[5] * v.y + cell[6] * v.z + cell[7]; - float z = cell[8] * v.x + cell[9] * v.y + cell[10] * v.z + cell[11]; - return Vector3f( x, y, z ); - } - void Invert() - { - Matrix4f t; - int h, i; - float tx = -cell[3], ty = -cell[7], tz = -cell[11]; - for ( h = 0; h < 3; h++ ) for ( int v = 0; v < 3; v++ ) t.cell[h + v * 4] = cell[v + h * 4]; - for ( i = 0; i < 11; i++ ) cell[i] = t.cell[i]; - cell[3] = tx * cell[0] + ty * cell[1] + tz * cell[2]; - cell[7] = tx * cell[4] + ty * cell[5] + tz * cell[6]; - cell[11] = tx * cell[8] + ty * cell[9] + tz * cell[10]; - } - Vector3f GetXColumn() { return Vector3f( cell[0], cell[1], cell[2] ); } - Vector3f GetYColumn() { return Vector3f( cell[4], cell[5], cell[6] ); } - Vector3f GetZColumn() { return Vector3f( cell[8], cell[9], cell[10] ); } - void SetXColumn( const Vector3f & a_X ) - { - cell[0] = a_X.x; - cell[1] = a_X.y; - cell[2] = a_X.z; - } - void SetYColumn( const Vector3f & a_Y ) - { - cell[4] = a_Y.x; - cell[5] = a_Y.y; - cell[6] = a_Y.z; - } - void SetZColumn( const Vector3f & a_Z ) - { - cell[8] = a_Z.x; - cell[9] = a_Z.y; - cell[10] = a_Z.z; - } - float cell[16]; -}; - - - - - -class Matrix4d -{ -public: - enum - { - TX=3, - TY=7, - TZ=11, - D0=0, D1=5, D2=10, D3=15, - SX=D0, SY=D1, SZ=D2, - W=D3 - }; - Matrix4d() { Identity(); } - double& operator [] ( int a_N ) { return cell[a_N]; } - void Identity() - { - cell[1] = cell[2] = cell[TX] = cell[4] = cell[6] = cell[TY] = - cell[8] = cell[9] = cell[TZ] = cell[12] = cell[13] = cell[14] = 0; - cell[D0] = cell[D1] = cell[D2] = cell[W] = 1; - } - void Init( Vector3f a_Pos, double a_RX, double a_RY, double a_RZ ) - { - Matrix4d t; - t.RotateX( a_RZ ); - RotateY( a_RY ); - Concatenate( t ); - t.RotateZ( a_RX ); - Concatenate( t ); - Translate( a_Pos ); - } - void RotateX( double a_RX ) - { - double sx = (double)sin( a_RX * M_PI / 180 ); - double cx = (double)cos( a_RX * M_PI / 180 ); - Identity(); - cell[5] = cx, cell[6] = sx, cell[9] = -sx, cell[10] = cx; - } - void RotateY( double a_RY ) - { - double sy = (double)sin( a_RY * M_PI / 180 ); - double cy = (double)cos( a_RY * M_PI / 180 ); - Identity (); - cell[0] = cy, cell[2] = -sy, cell[8] = sy, cell[10] = cy; - } - void RotateZ( double a_RZ ) - { - double sz = (double)sin( a_RZ * M_PI / 180 ); - double cz = (double)cos( a_RZ * M_PI / 180 ); - Identity (); - cell[0] = cz, cell[1] = sz, cell[4] = -sz, cell[5] = cz; - } - void Translate( Vector3d a_Pos ) { cell[TX] += a_Pos.x; cell[TY] += a_Pos.y; cell[TZ] += a_Pos.z; } - void SetTranslation( Vector3d a_Pos ) { cell[TX] = a_Pos.x; cell[TY] = a_Pos.y; cell[TZ] = a_Pos.z; } - void Concatenate( const Matrix4d & m2 ) - { - Matrix4d res; - int c; - for ( c = 0; c < 4; c++ ) for ( int r = 0; r < 4; r++ ) - res.cell[r * 4 + c] = cell[r * 4] * m2.cell[c] + - cell[r * 4 + 1] * m2.cell[c + 4] + - cell[r * 4 + 2] * m2.cell[c + 8] + - cell[r * 4 + 3] * m2.cell[c + 12]; - for ( c = 0; c < 16; c++ ) cell[c] = res.cell[c]; - } - Vector3d Transform( const Vector3d & v ) const - { - double x = cell[0] * v.x + cell[1] * v.y + cell[2] * v.z + cell[3]; - double y = cell[4] * v.x + cell[5] * v.y + cell[6] * v.z + cell[7]; - double z = cell[8] * v.x + cell[9] * v.y + cell[10] * v.z + cell[11]; - return Vector3d( x, y, z ); - } - void Invert() - { - Matrix4d t; - int h, i; - double tx = -cell[3], ty = -cell[7], tz = -cell[11]; - for ( h = 0; h < 3; h++ ) for ( int v = 0; v < 3; v++ ) t.cell[h + v * 4] = cell[v + h * 4]; - for ( i = 0; i < 11; i++ ) cell[i] = t.cell[i]; - cell[3] = tx * cell[0] + ty * cell[1] + tz * cell[2]; - cell[7] = tx * cell[4] + ty * cell[5] + tz * cell[6]; - cell[11] = tx * cell[8] + ty * cell[9] + tz * cell[10]; - } - Vector3d GetXColumn() { return Vector3d( cell[0], cell[1], cell[2] ); } - Vector3d GetYColumn() { return Vector3d( cell[4], cell[5], cell[6] ); } - Vector3d GetZColumn() { return Vector3d( cell[8], cell[9], cell[10] ); } - void SetXColumn( const Vector3d & a_X ) - { - cell[0] = a_X.x; - cell[1] = a_X.y; - cell[2] = a_X.z; - } - void SetYColumn( const Vector3d & a_Y ) - { - cell[4] = a_Y.x; - cell[5] = a_Y.y; - cell[6] = a_Y.z; - } - void SetZColumn( const Vector3d & a_Z ) - { - cell[8] = a_Z.x; - cell[9] = a_Z.y; - cell[10] = a_Z.z; - } - double cell[16]; -} ; - - - - |