CSE3AGT Lecture 5

2010 Paul Taylor

User Interface Design

The Art of Game Design

Silent Hill 5 (Homecoming)

From Jason Allen (Lead Designer)

…” We made a decision during development to support invert aim and not invert camera. Unfortunately none of the team nor any of our test group actually had a preference for playing with an inverted camera, so the issue of its omission never came up.”…

http://72.14.235.132/search?q=cache:ylhQ9HOmPg4J:gamesblog.ugo.com/index.php/gamesblog/more/silent_hill_homecomings_jason_allen_on_inverted_aim/+silent+hill+5+no+camera+invert&cd=3&hl=en&ct=clnk&gl=au&client=firefox-a

Xinput Specifics

BITMASKS• #define XINPUT_GAMEPAD_DPAD_UP 0x00000001• #define XINPUT_GAMEPAD_DPAD_DOWN 0x00000002

• In Binary:

• The & Operatorstate.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_UPThis is true only when both have a matching value:

0 0 0 0 0 0 0 1

0 0 0 0 0 0 1 0

0 0 0 0 0 0 0 1

0 0 1 1 0 1 1 1

0 0 0 0 0 0 0 1

0 1 0 1 0 1 1 0

Dead Zones

Not Quite, but Similar

• How do we generate this?

• Correct the movement offset?

• Preserve the Movement Range?

Xinput.h has you back!

XINPUT_GAMEPAD_LEFT_THUMB_DEADZONE 7849XINPUT_GAMEPAD_RIGHT_THUMB_DEADZONE 8689XINPUT_GAMEPAD_TRIGGER_THRESHOLD 30