Designing Games with Game Maker - YoYo Games

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keyboard event you have to use the keycode for the key. For mouse events you can use the following constants: ev_left_button ev_right_button ev_middle_button ev_no_button ev_left_press ev_right_press ev_middle_press ev_left_release ev_right_release ev_middle_release ev_mouse_enter ev_mouse_leave ev_mouse_wheel_up ev_mouse_wheel_down ev_global_left_button ev_global_right_button ev_global_middle_button ev_global_left_press ev_global_right_press ev_global_middle_press ev_global_left_release ev_global_right_release ev_global_middle_release ev_joystick1_left ev_joystick1_right ev_joystick1_up ev_joystick1_down ev_joystick1_button1 ev_joystick1_button2 ev_joystick1_button3 ev_joystick1_button4 ev_joystick1_button5 ev_joystick1_button6
ev_joystick1_button7 ev_joystick1_button8 ev_joystick2_left ev_joystick2_right ev_joystick2_up ev_joystick2_down ev_joystick2_button1 ev_joystick2_button2 ev_joystick2_button3 ev_joystick2_button4 ev_joystick2_button5 ev_joystick2_button6 ev_joystick2_button7 ev_joystick2_button8 For the collision event you give the index of the other object. Finally, for the other event you can use the following constants: ev_outside ev_boundary ev_game_start ev_game_end ev_room_start ev_room_end ev_no_more_lives ev_no_more_health ev_animation_end ev_end_of_path ev_close_button ev_user0 ev_user1 ev_user2 ev_user3 ev_user4 ev_user5 ev_user6 ev_user7
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What is New Designing Games with Ga
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It can now be indicated whether or
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• You can now set the variable cu
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Playing computer games is fun. But
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Upgrading to the Pro Edition Game M
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http://www.yoyogames.com/upgrade He
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simple: There is a blue ball bounci
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(Actually, this is what you see whe
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Resources menu In this menu, you ca
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When you make a game you normally s
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To create a background resource in
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whether this is a solid object (lik
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Here you select the event you want
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the keys pressed happen. Note that
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Key release events This event is si
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Relative. If you check this, the ne
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object is reached. If there already
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Transform Sprite Use this action to
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Sleep With this action you can free
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Check Collision This is the reverse
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peferably only for small pieces of
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provide the positions and the capti
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to right. You specify the rectangle
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You can change most of these variab
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To add instances to the room, first
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At the top you will see the backgro
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When you start Game Maker in advanc
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• Show the origin and bounding bo
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Editing your sprites Up to now we l
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• Scale. This command scales the
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• Disappear. Makes the image disa
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Once you selected the correct set o
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• Clear. Clear the image to the l
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Multiple normal sounds can play at
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You can indicate a number of settin
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When a ball hits the floor it must
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action it lets the instance take a
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The following additional draw actio
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dies. The transparency slowly chang
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Resume CD Resumes a paused CD. Chec
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e the way you left it the last time
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At the left top there is the curren
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At the top there is a box labeled E
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Letters range that contains all upp
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top tool bar. Here you can also ind
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You might wonder what happens when
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Set the time line position With thi
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As you might have noticed, parts of
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In this form you can indicate which
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Page 101 and 102: Resolution In this tab you can set
Page 103 and 104: Also you can set the priority of th
Page 105 and 106: Change to change a selected file, D
Page 107 and 108: Here you can set a number of option
Page 109 and 110: Game Maker contains a built-in prog
Page 111 and 112: • !: not, turns true into false a
Page 113 and 114: } instance_create(xx,yy,ball); Addr
Page 115 and 116: } obj[1].id.x = 12; The last statem
Page 117 and 118: { } repeat (5) instance_create(rand
Page 119 and 120: } for (i=0; i
Page 121 and 122: A function has the form of a functi
Page 123 and 124: with (ball) { } x = random(room_wid
Page 125 and 126: andom_set_seed(seed) Sets the seed
Page 127 and 128: string_copy(str,index,count) Return
Page 129 and 130: date_get_hour(date) Returns the hou
Page 131 and 132: Generating Events Miscellaneous Var
Page 133 and 134: Paths move_bounce_all(adv) Bounces
Page 135 and 136: e careful how and when you apply it
Page 137 and 138: overwritten by the new path. (See a
Page 139 and 140: mp_grid_add_instances(id,obj,prec)
Page 141 and 142: instance_count* Number of instances
Page 143 and 144: When you deactivate instances they
Page 145 and 146: As you should know, every instance
Page 147 and 148: loading. You can also save and load
Page 149: score The current score. lives Numb
Page 153 and 154: Here are some variables and functio
Page 155 and 156: There is no game without interactio
Page 157 and 158: vk_insert insert key vk_pageup page
Page 159 and 160: You can change the way the mouse cu
Page 161 and 162: image_index When the image has mult
Page 163 and 164: ackground_height[0...7]* Height of
Page 165 and 166: ,xscale,yscale,rot,c1,c2,c3,c4,alph
Page 167 and 168: ection,showback,showborder) With th
Page 169 and 170: Fonts and text In games you sometim
Page 171 and 172: This functionality is only availabl
Page 173 and 174: sprite_get_texture(spr,subimg) Retu
Page 175 and 176: draw_set_blend_mode(mode) Indicates
Page 177 and 178: position (x,y) in the surface. This
Page 179 and 180: change their position, and even sca
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Page 183 and 184: window_set_sizeable(sizeable) Sets
Page 185 and 186: window_default() Gives the window t
Page 187 and 188: can also assign an instance id to t
Page 189 and 190: Be careful when using this techniqu
Page 191 and 192: sound_volume(index,value) Changes t
Page 193 and 194: wave Waveform of the LFO. (0 = tria
Page 195 and 196: accordingly. The effect is especial
Page 197 and 198: MCI_command(str) This functions sen
Page 199 and 200: e adapted to the scaled size of the
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message_caption(show,str) Sets the
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place (1-10). This can be used to d
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sound_discard(index) Frees the audi
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script_exists(ind) Returns whether
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• Make sure you delete resources
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sprite_add_from_surface(ind,id,x,y,
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does not matter. background_create_
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Scripts an empty path. path_reverse
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ehavior we must define events for t
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oom. room_tile_add(ind,back,left,to
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fa_directory directories fa_archive
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using the file selector. Note that
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To pass certain parameter settings
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All data structures work globally i
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Lists ds_queue_size(id) Returns the
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ds_map_create() Creates a new map.
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Grids an easy mechanism for saving
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ds_grid_get_mean(id,x1,y1,x2,y2) Re
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• ef_smokeup • ef_star • ef_s
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at the beginning of the animation o
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Besides the color you can also give
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front of, or between object instanc
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• distribution indicates the dist
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settings. part_attractor_position(p
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Changers change certain particles w
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part_type_gravity(pt2,0.2,270); par
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mplay_connect_status() returns the
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calling the first routine. This id
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This functionality is only availabl
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ty_real,2,ty_real,ty_real); global.
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• When you use the 3D functionali
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Note that at the moment a new insta
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} ttt = background_get_texture(back
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Default you look along the negative
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A standard use for this is to draw
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{ } d3d_transform_set_identity(); d
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d3d_light_define_direction(ind,dx,d
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pr_trianglefan. d3d_model_vertex(in
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