Skip to content

Commit

Permalink
[examples] Add deadzone handling to core_input_gamepad example (#4422)
Browse files Browse the repository at this point in the history 
* Add deadzone handling to core_input_gamepad example

* Rename variables
  • Loading branch information
@asdqwe
asdqwe authored Oct 23, 2024
1 parent 7a4a84a commit fe6da67
Showing 1 changed file with 37 additions and 13 deletions.
50 changes: 37 additions & 13 deletions examples/core/core_input_gamepad.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,14 @@ int main(void)
Texture2D texPs3Pad = LoadTexture("resources/ps3.png");
Texture2D texXboxPad = LoadTexture("resources/xbox.png");

// Set axis deadzones
const float leftStickDeadzoneX = 0.1f;
const float leftStickDeadzoneY = 0.1f;
const float rightStickDeadzoneX = 0.1f;
const float rightStickDeadzoneY = 0.1f;
const float leftTriggerDeadzone = -0.9f;
const float rightTriggerDeadzone = -0.9f;

SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------

Expand All @@ -67,6 +75,22 @@ int main(void)
{
DrawText(TextFormat("GP%d: %s", gamepad, GetGamepadName(gamepad)), 10, 10, 10, BLACK);

// Get axis values
float leftStickX = GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_LEFT_X);
float leftStickY = GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_LEFT_Y);
float rightStickX = GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_RIGHT_X);
float rightStickY = GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_RIGHT_Y);
float leftTrigger = GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_LEFT_TRIGGER);
float rightTrigger = GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_RIGHT_TRIGGER);

// Calculate deadzones
if (leftStickX > -leftStickDeadzoneX && leftStickX < leftStickDeadzoneX) leftStickX = 0.0f;
if (leftStickY > -leftStickDeadzoneY && leftStickY < leftStickDeadzoneY) leftStickY = 0.0f;
if (rightStickX > -rightStickDeadzoneX && rightStickX < rightStickDeadzoneX) rightStickX = 0.0f;
if (rightStickY > -rightStickDeadzoneY && rightStickY < rightStickDeadzoneY) rightStickY = 0.0f;
if (leftTrigger < leftTriggerDeadzone) leftTrigger = -1.0f;
if (rightTrigger < rightTriggerDeadzone) rightTrigger = -1.0f;

if (TextFindIndex(TextToLower(GetGamepadName(gamepad)), XBOX_ALIAS_1) > -1 || TextFindIndex(TextToLower(GetGamepadName(gamepad)), XBOX_ALIAS_2) > -1)
{
DrawTexture(texXboxPad, 0, 0, DARKGRAY);
Expand Down Expand Up @@ -100,22 +124,22 @@ int main(void)
if (IsGamepadButtonDown(gamepad, GAMEPAD_BUTTON_LEFT_THUMB)) leftGamepadColor = RED;
DrawCircle(259, 152, 39, BLACK);
DrawCircle(259, 152, 34, LIGHTGRAY);
DrawCircle(259 + (int)(GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_LEFT_X)*20),
152 + (int)(GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_LEFT_Y)*20), 25, leftGamepadColor);
DrawCircle(259 + (int)(leftStickX*20),
152 + (int)(leftStickY*20), 25, leftGamepadColor);

// Draw axis: right joystick
Color rightGamepadColor = BLACK;
if (IsGamepadButtonDown(gamepad, GAMEPAD_BUTTON_RIGHT_THUMB)) rightGamepadColor = RED;
DrawCircle(461, 237, 38, BLACK);
DrawCircle(461, 237, 33, LIGHTGRAY);
DrawCircle(461 + (int)(GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_RIGHT_X)*20),
237 + (int)(GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_RIGHT_Y)*20), 25, rightGamepadColor);
DrawCircle(461 + (int)(rightStickX*20),
237 + (int)(rightStickY*20), 25, rightGamepadColor);

// Draw axis: left-right triggers
DrawRectangle(170, 30, 15, 70, GRAY);
DrawRectangle(604, 30, 15, 70, GRAY);
DrawRectangle(170, 30, 15, (int)(((1 + GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_LEFT_TRIGGER))/2)*70), RED);
DrawRectangle(604, 30, 15, (int)(((1 + GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_RIGHT_TRIGGER))/2)*70), RED);
DrawRectangle(170, 30, 15, (int)(((1 + leftTrigger)/2)*70), RED);
DrawRectangle(604, 30, 15, (int)(((1 + rightTrigger)/2)*70), RED);

//DrawText(TextFormat("Xbox axis LT: %02.02f", GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_LEFT_TRIGGER)), 10, 40, 10, BLACK);
//DrawText(TextFormat("Xbox axis RT: %02.02f", GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_RIGHT_TRIGGER)), 10, 60, 10, BLACK);
Expand Down Expand Up @@ -150,24 +174,24 @@ int main(void)
// Draw axis: left joystick
Color leftGamepadColor = BLACK;
if (IsGamepadButtonDown(gamepad, GAMEPAD_BUTTON_LEFT_THUMB)) leftGamepadColor = RED;
DrawCircle(319, 255, 35, leftGamepadColor);
DrawCircle(319, 255, 35, BLACK);
DrawCircle(319, 255, 31, LIGHTGRAY);
DrawCircle(319 + (int)(GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_LEFT_X) * 20),
255 + (int)(GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_LEFT_Y) * 20), 25, leftGamepadColor);
DrawCircle(319 + (int)(leftStickX*20),
255 + (int)(leftStickY*20), 25, leftGamepadColor);

// Draw axis: right joystick
Color rightGamepadColor = BLACK;
if (IsGamepadButtonDown(gamepad, GAMEPAD_BUTTON_RIGHT_THUMB)) rightGamepadColor = RED;
DrawCircle(475, 255, 35, BLACK);
DrawCircle(475, 255, 31, LIGHTGRAY);
DrawCircle(475 + (int)(GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_RIGHT_X) * 20),
255 + (int)(GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_RIGHT_Y) * 20), 25, rightGamepadColor);
DrawCircle(475 + (int)(rightStickX*20),
255 + (int)(rightStickY*20), 25, rightGamepadColor);

// Draw axis: left-right triggers
DrawRectangle(169, 48, 15, 70, GRAY);
DrawRectangle(611, 48, 15, 70, GRAY);
DrawRectangle(169, 48, 15, (int)(((1 - GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_LEFT_TRIGGER)) / 2) * 70), RED);
DrawRectangle(611, 48, 15, (int)(((1 - GetGamepadAxisMovement(gamepad, GAMEPAD_AXIS_RIGHT_TRIGGER)) / 2) * 70), RED);
DrawRectangle(169, 48, 15, (int)(((1 + leftTrigger)/2)*70), RED);
DrawRectangle(611, 48, 15, (int)(((1 + rightTrigger)/2)*70), RED);
}
else
{
Expand Down

0 comments on commit fe6da67

Please sign in to comment.