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Fix Matrix4 and add task 3.1.2

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This commit is contained in:
hodasemi 2019-06-01 13:02:40 +02:00
parent 3c9dfa61f9
commit 7e9c8f80b6
2 changed files with 88 additions and 44 deletions
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44
exercise3/include/matrix.h
View file

@ -11,12 +11,12 @@ public:
T c0r0, T c0r1, T c0r2, T c0r3,
T c1r0, T c1r1, T c1r2, T c1r3,
T c2r0, T c2r1, T c2r2, T c2r3,
T c3r0, T c3r1, T c3r2, T c3r3,
T c3r0, T c3r1, T c3r2, T c3r3
) {
x = tiny_vec(c0r0, c0r1, c0r2, c0r3);
y = tiny_vec(c1r0, c1r1, c1r2, c1r3);
z = tiny_vec(c2r0, c2r1, c2r2, c2r3);
w = tiny_vec(c3r0, c3r1, c3r2, c3r3);
x = tiny_vec<T, 4>(c0r0, c0r1, c0r2, c0r3);
y = tiny_vec<T, 4>(c1r0, c1r1, c1r2, c1r3);
z = tiny_vec<T, 4>(c2r0, c2r1, c2r2, c2r3);
w = tiny_vec<T, 4>(c3r0, c3r1, c3r2, c3r3);
}
~Matrix4() { }
@ -26,12 +26,12 @@ public:
T zero = T::value_type(0);
T one = T::value_type(1);
Matrix4(
return Matrix4(
one, zero, zero, zero,
zero, one, zero, zero,
zero, zero, one, zero,
zero, zero, zero, one
)
);
}
static Matrix4 from_translation(tiny_vec<T, 3> v)
@ -39,17 +39,17 @@ public:
T zero = T::value_type(0);
T one = T::value_type(1);
Matrix4(
return Matrix4(
one, zero, zero, zero,
zero, one, zero, zero,
zero, zero, one, zero,
v.x, v.y, v.z, one,
)
v.x, v.y, v.z, one
);
}
static Matrix4 from_scale(T s)
{
from_non_uniform_scale(s, s, s)
return from_non_uniform_scale(s, s, s);
}
static Matrix4 from_non_uniform_scale(T x, T y, T z)
@ -57,12 +57,12 @@ public:
T zero = T::value_type(0);
T one = T::value_type(1);
Matrix4(
return Matrix4(
x, zero, zero, zero,
zero, y, zero, zero,
zero, zero, z, zero,
zero, zero, zero, one,
)
zero, zero, zero, one
);
}
static Matrix4 from_angle_x(T a)
@ -73,12 +73,12 @@ public:
T zero = T::value_type(0);
T one = T::value_type(1);
Matrix4(
return Matrix4(
one, zero, zero, zero,
zero, c, s, zero,
zero, -s, c, zero,
zero, zero, zero, one,
)
zero, zero, zero, one
);
}
static Matrix4 from_angle_y(T a)
@ -89,12 +89,12 @@ public:
T zero = T::value_type(0);
T one = T::value_type(1);
Matrix4(
return Matrix4(
c, zero, -s, zero,
zero, one, zero, zero,
s, zero, c, zero,
zero, zero, zero, one
)
);
}
static Matrix4 from_angle_z(T a)
@ -105,12 +105,12 @@ public:
T zero = T::value_type(0);
T one = T::value_type(1);
Matrix4(
return Matrix4(
c, s, zero, zero,
-s, c, zero, zero,
zero, zero, one, zero,
zero, zero, zero, one
)
);
}
@ -123,4 +123,4 @@ private:
tiny_vec<T, 4> z;
// fourth column
tiny_vec<T, 4> w;
}
};

88
exercise3/src/cube_system.cpp
View file

@ -4,6 +4,7 @@
// Copyright (C) 2016 CGV TU Dresden - All Rights Reserved
//
#include "cube_system.h"
#include "matrix.h"
// Initialize variables
cube_system::cube_system()
@ -11,7 +12,26 @@ cube_system::cube_system()
angle = 0;
}
void render_cube_face(
const double color[3],
const double p0[3],
const double p1[3],
const double p2[3],
const double p3[3])
{
glColor3dv(color);
glVertex3dv(p0);
glColor3dv(color);
glVertex3dv(p1);
glColor3dv(color);
glVertex3dv(p2);
glColor3dv(color);
glVertex3dv(p2);
glColor3dv(color);
glVertex3dv(p3);
glColor3dv(color);
glVertex3dv(p0);
}
// Setup the scene and render cube system
void cube_system::render()
@ -68,31 +88,55 @@ void cube_system::render_system()
// Remove the following statement (if wanted) as it just serves 2.1.1.
// Entfernen Sie die folgende Anweisung gegebenenfalls, da sie lediglich dem Testen
// von Aufgabe 2.1.1 dient.
render_cube();
glPushMatrix();
glRotatef(angle, 0.0f, 1.0f, 0.0f);
render_cube();
glPopMatrix();
glPushMatrix();
glRotatef(-angle, 0.0f, 1.0f, 0.0f);
glPushMatrix();
glTranslatef(5.0f, 0.0, 0.0);
glPushMatrix();
glScalef(0.6f, 0.6f, 0.6f);
glPushMatrix();
glRotatef(2 * angle, 0.0f , 0.0f, 1.0f);
glPushMatrix();
glTranslatef(3.0f, 0.0f, 0.0f);
glPushMatrix();
glScalef(0.5f, 0.5f, 0.5f);
render_cube();
glPopMatrix();
glPopMatrix();
glPopMatrix();
render_cube();
glPushMatrix();
glRotatef(2*angle + 180.0f, 0.0f, 0.0f, 1.0f);
glPushMatrix();
glTranslatef(3.0f, 0.0f, 0.0f);
glPushMatrix();
glScalef(0.5f, 0.5f, 0.5f);
render_cube();
glPopMatrix();
glPopMatrix();
glPopMatrix();
glPopMatrix();
glPopMatrix();
glPopMatrix();
}
void render_cube_face(
const double color[3],
const double p0[3],
const double p1[3],
const double p2[3],
const double p3[3])
{
glColor3dv(color);
glVertex3dv(p0);
glColor3dv(color);
glVertex3dv(p1);
glColor3dv(color);
glVertex3dv(p2);
glColor3dv(color);
glVertex3dv(p2);
glColor3dv(color);
glVertex3dv(p3);
glColor3dv(color);
glVertex3dv(p0);
}
// Render one single cube
void cube_system::render_cube()