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authorMattias Andrée <maandree@operamail.com>2013-12-01 23:14:31 +0100
committerMattias Andrée <maandree@operamail.com>2013-12-01 23:14:31 +0100
commitc10047ca7d7c13fbdbb845ec147810c02653bfc1 (patch)
treeff65f1d05e16c1944c7a27b6c15cf0ee33fb22a9 /src
parentadd camera to project and project to camera commands (diff)
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add camera that does not affect rotation
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src')
-rw-r--r--src/v/D3.java114
1 files changed, 98 insertions, 16 deletions
diff --git a/src/v/D3.java b/src/v/D3.java
index 92c8cfe..278f577 100644
--- a/src/v/D3.java
+++ b/src/v/D3.java
@@ -37,9 +37,9 @@ public class D3
static final float DEGREES_PER_SECOND = 50f / 1000f;
static final float DEGREES_PER_SECOND_PER_SECOND = DEGREES_PER_SECOND;
- static float[] xs = new float[8 + 6 + 3];
- static float[] ys = new float[8 + 6 + 3];
- static float[] zs = new float[8 + 6 + 3];
+ static float[] xs = new float[8 + 6 + 3 + 3];
+ static float[] ys = new float[8 + 6 + 3 + 3];
+ static float[] zs = new float[8 + 6 + 3 + 3];
static float[] normal_xs = {0f, 0f, 1f, -1f, 0f, 0f};
static float[] normal_ys = {1f, 0f, 0f, 0f, 0f, -1f};
@@ -57,9 +57,15 @@ public class D3
static int sry = 0;
static int srxy = 0;
+ static int zrx = 0;
+ static int zry = 0;
+ static int zrxy = 0;
+
static float[][] Pm = UNIT;
+ static float[][] Qm = UNIT;
static boolean sreset = false;
+ static boolean zreset = false;
static boolean camera_to_rotation = false;
static boolean rotation_to_camera = false;
@@ -71,6 +77,14 @@ public class D3
ys[9] = +1; ys[12] = -1;
zs[10] = +1; zs[13] = -1;
+ xs[14] = +1;
+ ys[15] = +1;
+ zs[16] = +1;
+
+ xs[17] = +1;
+ ys[18] = +1;
+ zs[19] = +1;
+
final JFrame window = new JFrame();
final JPanel panel;
window.pack();
@@ -104,14 +118,14 @@ public class D3
}
for (int i = 0; i < 8; i++)
{
- float[] v = mul(Pm, xs[i], ys[i], zs[i]);
+ float[] v = mul(Qm, mul(Pm, xs[i], ys[i], zs[i]));
pxs[i] = v[0];
pys[i] = v[1];
pzs[i] = v[2];
}
for (int i = 0; i < 6; i++)
{
- float[] v = mul(Pm, normal_xs[i], normal_ys[i], normal_zs[i]);
+ float[] v = mul(Qm, mul(Pm, normal_xs[i], normal_ys[i], normal_zs[i]));
normal_pxs[i] = v[0];
normal_pys[i] = v[1];
normal_pzs[i] = v[2];
@@ -244,25 +258,26 @@ public class D3
{
switch (e.getKeyCode())
{
- case KeyEvent.VK_D: srx = rx = 0; break;
- case KeyEvent.VK_A: srx = rx = 0; break;
- case KeyEvent.VK_W: sry = ry = 0; break;
- case KeyEvent.VK_S: sry = ry = 0; break;
- case KeyEvent.VK_E: srxy = rxy = 0; break;
- case KeyEvent.VK_Q: srxy = rxy = 0; break;
- case KeyEvent.VK_F: rg = 0; break;
- case KeyEvent.VK_C: rg = 0; break;
+ case KeyEvent.VK_D: zrx = srx = rx = 0; break;
+ case KeyEvent.VK_A: zrx = srx = rx = 0; break;
+ case KeyEvent.VK_W: zry = sry = ry = 0; break;
+ case KeyEvent.VK_S: zry = sry = ry = 0; break;
+ case KeyEvent.VK_E: zrxy = srxy = rxy = 0; break;
+ case KeyEvent.VK_Q: zrxy = srxy = rxy = 0; break;
+ case KeyEvent.VK_F: rg = 0; break;
+ case KeyEvent.VK_C: rg = 0; break;
}
}
public void keyPressed(KeyEvent e)
{
boolean shift = (e.getModifiersEx() & KeyEvent.SHIFT_DOWN_MASK) != 0;
- boolean ctrl = (e.getModifiersEx() & KeyEvent.CTRL_DOWN_MASK) != 0;
+ boolean alt = (e.getModifiersEx() & KeyEvent.ALT_DOWN_MASK) != 0;
+ boolean ctrl = (e.getModifiersEx() & KeyEvent.CTRL_DOWN_MASK) != 0;
int v = ctrl ? 2 : 1;
- if (shift == false)
+ if ((shift == false) && (alt == false))
switch (e.getKeyCode())
{
case KeyEvent.VK_D: rx = +v; break;
@@ -282,7 +297,7 @@ public class D3
rotation_speed = 0;
break;
}
- else
+ else if (shift && (alt == false))
switch (e.getKeyCode())
{
case KeyEvent.VK_D: srx = +v; break;
@@ -300,6 +315,20 @@ public class D3
sreset = true;
break;
}
+ else if ((shift == false) && alt)
+ switch (e.getKeyCode())
+ {
+ case KeyEvent.VK_D: zrx = +v; break;
+ case KeyEvent.VK_A: zrx = -v; break;
+ case KeyEvent.VK_W: zry = +v; break;
+ case KeyEvent.VK_S: zry = -v; break;
+ case KeyEvent.VK_E: zrxy = +v; break;
+ case KeyEvent.VK_Q: zrxy = -v; break;
+
+ case KeyEvent.VK_R:
+ zreset = true;
+ break;
+ }
}
});
@@ -325,6 +354,17 @@ public class D3
sreset = false;
}
+ if (zreset)
+ {
+ Qm = UNIT;
+ for (int i = 8 + 6 + 3; i < 8 + 6 + 3 + 3; i++)
+ xs[i] = ys[i] = zs[i] = 0;
+ xs[17] = +1;
+ ys[18] = +1;
+ zs[19] = +1;
+ zreset = false;
+ }
+
if (rotation_to_camera)
{
stransform(resetRotation());
@@ -381,6 +421,17 @@ public class D3
if (sry * sry == 4) sry = 0;
if (srxy * srxy == 4) srxy = 0;
+ if (zrx * zrx == 1) ztransform(createRotation("x", zrx * SSPEED));
+ if (zry * zry == 1) ztransform(createRotation("y", zry * SSPEED));
+ if (zrxy * zrxy == 1) ztransform(createRotation("xy", zrxy * SSPEED));
+
+ if (zrx * zrx == 4) ztransform(createRotation("x", 45 * zrx / 2));
+ if (zry * zry == 4) ztransform(createRotation("y", 45 * zry / 2));
+ if (zrxy * zrxy == 4) ztransform(createRotation("xy", 45 * zrxy / 2));
+ if (zrx * zrx == 4) zrx = 0;
+ if (zry * zry == 4) zry = 0;
+ if (zrxy * zrxy == 4) zrxy = 0;
+
panel.repaint();
}
}
@@ -482,5 +533,36 @@ public class D3
Pm[2][2] = zs[10];
}
+ public static void ztransform(float[][] m)
+ {
+ for (int i = 8 + 6 + 3; i < 8 + 6 + 3 + 3; i++)
+ {
+ float[] v = mul(m, xs[i], ys[i], zs[i]);
+ xs[i] = v[0];
+ ys[i] = v[1];
+ zs[i] = v[2];
+ }
+
+ if (Qm == UNIT)
+ {
+ Qm = new float[3][3];
+ for (int i = 0; i < 3; i++)
+ for (int j = 0; j < 3; j++)
+ Qm[i][j] = UNIT[i][j];
+ }
+
+ Qm[0][0] = xs[17];
+ Qm[1][0] = ys[17];
+ Qm[2][0] = zs[17];
+
+ Qm[0][1] = xs[18];
+ Qm[1][1] = ys[18];
+ Qm[2][1] = zs[18];
+
+ Qm[0][2] = xs[19];
+ Qm[1][2] = ys[19];
+ Qm[2][2] = zs[19];
+ }
+
}