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| − | [[Tutorials and Guides|Tutorials and Guides Table of Contents]]<br />
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| − | [[AGI Command Reference|AGI Command Reference Index]]<br />
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| − | <div align="center">
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| − | Page:
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| − | [[AGI Command Reference - Arithmetic Commands|1]] |
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| − | [[AGI Command Reference - Commands to Load and unLoad Resources|2]] |
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| − | [[AGI Command Reference - Program Control Commands|3]] |
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| − | [[AGI Command Reference - Object Control Commands|4]] |
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| − | [[AGI Command Reference - Object Description Commands|5]] |
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| − | [[AGI Command Reference - Object Motion Control Commands|6]] |
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| − | [[AGI Command Reference - Inventory Item Management Commands|7]] |
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| − | [[AGI Command Reference - Picture Resource Management Commands|8]] |
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| − | [[AGI Command Reference - Sound Resource Management Commands|9]] |
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| − | [[AGI Command Reference - Text Management Commands|10]] |
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| − | [[AGI Command Reference - String Management Commands|11]] |
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| − | [[AGI Command Reference - Initialization Commands|12]] |
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| − | [[AGI Command Reference - Menu Management Commands|13]] |
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| − | [[AGI Command Reference - Test Commands|14]] |
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| − | [[AGI Command Reference - Other Commands|15]] |
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| − | [[AGI Command Reference - Unknown Commands|16]]
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| − | </div><br />
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| − |
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| − | <div align="center"><span style="font-size: 22pt">Object Motion Control Commands</span><br />
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| − | ''By [[Chris Cromer]]''</div>
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| − | The following commands can be given to the object included in the interpreter control list with animate_obj:
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| − | == <br />set.horizon(n); ==
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| − | <blockquote>Set the horizon to y = n.</blockquote>
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| − |
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| − | == ignore.horizon(n); ==
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| − |
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| − | <blockquote>Object n moves regardless of the horizon position.</blockquote>
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| − |
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| − | == observe.horizon(n); ==
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| − |
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| − | <blockquote>Object n cannot move above the horizon.</blockquote>
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| − |
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| − | == block(x1, y1, x2, y2); ==
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| − |
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| − | <blockquote>
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| − | Sets a rectangular area (block).
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| − |
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| − | {|
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| − | |<pre>
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| − | (x1, y1)
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| − | ------------------
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| − | | |
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| − | | |
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| − | | |
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| − | ------------------
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| − | (x2, y2)
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| − | </pre>
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| − | |}</blockquote>
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| − |
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| − | == unblock(); ==
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| − |
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| − | <blockquote>Cancels previously set block.</blockquote>
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| − |
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| − | == ignore.blocks(n); ==
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| − |
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| − | <blockquote>Object n moves ignoring conditional barriers (pixels with priority 1) and a block set with a block command.</blockquote>
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| − |
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| − | == observe.blocks(n); ==
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| − |
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| − | <blockquote>Object n may not cross conditional barriers or leave the block.</blockquote>
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| − |
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| − | == ignore.objs(n); ==
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| − |
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| − | <blockquote>Object n moves regardless of positions of other objects.</blockquote>
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| − |
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| − | == observe.objs(n); ==
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| − |
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| − | <blockquote>Object n treats other objects as obstacles.</blockquote>
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| − | == player.control(); ==
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| − | <blockquote>The player is allowed to control EGO (object number 0) using the keyboard or the joystick.</blockquote>
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| − | == program.control(); ==
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| − |
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| − | <blockquote>The player is not allowed to control object 0 (EGO).</blockquote>
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| − | == stop.motion(n); ==
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| − | <blockquote>Motion of object n is stopped. If n = 0, program_control is automatically executed.</blockquote>
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| − |
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| − | == start.motion(n); ==
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| − |
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| − | <blockquote>Motion of object n is started. If n = 0 (EGO), player_control automatically executed.</blockquote>
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| − |
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| − | == step.size(n, m); ==
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| − |
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| − | <blockquote>Var(n) determines the number of pixels the object n moves each step.</blockquote>
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| − |
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| − | == step.time(n, m); ==
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| − |
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| − | <blockquote>Var(n) determines the speed of object n motion: delay in the interpreter cycles between consecutive steps. If Var(m) = 1, step occurs on every cycle.</blockquote>
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| − | == move.obj(n, x, y, s, m); move.obj.v(n, x, y, s, m); ==
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| − |
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| − | <blockquote>Object n is told to move to the point x,y (or Var(x), Var(y)) by s pixels every step. When the destination is reached, Flag(m) is set to 1. If n = 0 (EGO), program_control is executed automatically.</blockquote>
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| − | == follow.ego(n, s, m); ==
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| − |
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| − | <blockquote>Object n is told to chase object 0 (EGO) by s pixels every step. When EGO's and the object's coordinates become equal, Flag(m) is set to 1.</blockquote>
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| − | == wander(n); ==
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| − | <blockquote>Object n randomly changes the direction of its motion (wanders). If n = 0 (EGO), program_control is issued automatically.</blockquote>
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| − |
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| − | == normal.motion(n); ==
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| − |
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| − | <blockquote>Special object motion mode is canceled. The object continues to move in the direction it was moving in at the time the command was issued.</blockquote>
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| − | == set.dir(n, m); ==
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| − |
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| − | <blockquote>
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| − | Object n is told to move in the direction Var(m)
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| − |
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| − | {|
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| − | |<pre>
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| − | 1
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| − | 8 | 2
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| − | \ | /
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| − | \ | /
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| − | 7 ------------- 3 0 - stop
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| − | / | \
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| − | / | \
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| − | 6 | 4
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| − | 5
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| − | </pre>
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| − | |}</blockquote>
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| − |
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| − | == get.dir(n, m); ==
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| − | <blockquote>Direction of object n motion is stored in Var(m).</blockquote>
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| − | == object.on.water(n); ==
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| − |
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| − | <blockquote>Object n is allowed to be only in the area where its base line is completely on pixels with priority 3 (water surface).</blockquote>
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| − | == object.on.land(n); ==
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| − |
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| − | <blockquote>Object n is not allowed to touch pixels of water surface (priority 3).</blockquote>
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| − |
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| − | == object.on.anything(n); ==
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| − | <blockquote>Motion restrictions previously set on the object n with commands object_on_water or object_on_land are cancelled.</blockquote>
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| − | == reposition(n, dx, dy); ==
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| − |
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| − | <blockquote>Object n jumps from its current location into the location with coordinates x + Var(dx), y + Var(dy).<br />
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| − | <br />
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| − | '''Notes:'''<br />
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| − | Shouldn't there be reposition and reposition.v?<br />
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| − | There should be, but they don't exist.</blockquote>
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| − |
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| − | == reposition.to(n, x, y); reposition.to.v(n, x, y); ==
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| − | <blockquote>Similar to the preceding command, but the object is moved to the point x, y (Var(x),Var(y)).</blockquote>
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| − | == stop.update(n); ==
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| − |
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| − | <blockquote>Object n is removed from the list of objects updated by the interpreter on each step. The object stays on the screen unchanged.</blockquote>
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| − |
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| − | == start.update(n); ==
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| − |
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| − | <blockquote>Object n is redrawn on each interpreter step.</blockquote>
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| − | == force.update(n); ==
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| − |
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| − | <blockquote>Object n is redrawn immediately, without waiting for the end of the interpreter cycle.</blockquote>
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| − | == distance(n, m, d); ==
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| − |
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| − | <blockquote>If both objects n and m are on the screen, then<br />
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| − | Var(d) = ABS(x(n) - x(m)) + ABS(y(n) - y(m)), otherwise<br />
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| − | Var(d) = 255.</blockquote>
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| − |
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| − |
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| − |
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| − | <div align="center">
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| − | Page:
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| − | [[AGI Command Reference - Arithmetic Commands|1]] |
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| − | [[AGI Command Reference - Commands to Load and unLoad Resources|2]] |
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| − | [[AGI Command Reference - Program Control Commands|3]] |
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| − | [[AGI Command Reference - Object Control Commands|4]] |
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| − | [[AGI Command Reference - Object Description Commands|5]] |
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| − | [[AGI Command Reference - Object Motion Control Commands|6]] |
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| − | [[AGI Command Reference - Inventory Item Management Commands|7]] |
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| − | [[AGI Command Reference - Picture Resource Management Commands|8]] |
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| − | [[AGI Command Reference - Sound Resource Management Commands|9]] |
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| − | [[AGI Command Reference - Text Management Commands|10]] |
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| − | [[AGI Command Reference - String Management Commands|11]] |
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| − | [[AGI Command Reference - Initialization Commands|12]] |
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| − | [[AGI Command Reference - Menu Management Commands|13]] |
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| − | [[AGI Command Reference - Test Commands|14]] |
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| − | [[AGI Command Reference - Other Commands|15]] |
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| − | [[AGI Command Reference - Unknown Commands|16]]
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| − | </div><br />
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| − |
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| − | [[Tutorials and Guides|Tutorials and Guides Table of Contents]]<br />
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| − | [[AGI Command Reference|AGI Command Reference Index]]
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| − |
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| − | <span style="float: left">[[AGI Command Reference - Object Description Commands|< Previous: Object Description Commands]]</span><span style="float: right">[[AGI Command Reference - Inventory Item Management Commands|Next: Inventory Item Management Commands >]]</span>
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| − | [[Category:Logic]]
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| − | [[Category:Commands]]
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| − | [[Category:References]]
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| − | [[Category:Tutorials]]
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| − | [[Category:Objects]]
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