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Made the maximum noise during accelerometer noise profiling a define, in terms of "G"

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Also removed a // comment which was causing the build to error.
This commit is contained in:
Aubrey Hesselgren
2025-07-22 10:39:25 -07:00
committed by Sam Lantinga
parent 6bfc54508c
commit 8863e5ee67
2 changed files with 5 additions and 8 deletions
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11
test/gamepadutils.c
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@@ -1786,8 +1786,7 @@ void RenderGyroDriftCalibrationButton(GyroDisplay *ctx, GamepadDisplay *gamepad_
SetGamepadButtonArea(start_calibration_button, &recalibrate_button_area);
RenderGamepadButton(start_calibration_button);
const float flAbsoluteMaxAccelerationG = 0.125f;
bool bExtremeNoise = ctx->accelerometer_noise_sq > (flAbsoluteMaxAccelerationG * flAbsoluteMaxAccelerationG);
bool bExtremeNoise = ctx->accelerometer_noise_sq > ACCELEROMETER_MAX_NOISE_G_SQ;
/* Explicit warning message if we detect too much movement */
if (ctx->current_calibration_phase == GYRO_CALIBRATION_PHASE_OFF) {
@@ -1803,10 +1802,9 @@ void RenderGyroDriftCalibrationButton(GyroDisplay *ctx, GamepadDisplay *gamepad_
if (ctx->current_calibration_phase == GYRO_CALIBRATION_PHASE_NOISE_PROFILING
|| ctx->current_calibration_phase == GYRO_CALIBRATION_PHASE_DRIFT_PROFILING)
{
float flAbsoluteNoiseFraction = SDL_clamp(ctx->accelerometer_noise_sq / (flAbsoluteMaxAccelerationG * flAbsoluteMaxAccelerationG), 0.0f, 1.0f);
float flAbsoluteToleranceFraction = SDL_clamp(ctx->accelerometer_noise_tolerance_sq / (flAbsoluteMaxAccelerationG * flAbsoluteMaxAccelerationG), 0.0f, 1.0f);
float flAbsoluteNoiseFraction = SDL_clamp(ctx->accelerometer_noise_sq / ACCELEROMETER_MAX_NOISE_G_SQ, 0.0f, 1.0f);
float flAbsoluteToleranceFraction = SDL_clamp(ctx->accelerometer_noise_tolerance_sq / ACCELEROMETER_MAX_NOISE_G_SQ, 0.0f, 1.0f);
float flRelativeNoiseFraction = SDL_clamp(ctx->accelerometer_noise_sq / ctx->accelerometer_noise_tolerance_sq, 0.0f, 1.0f);
bool bTooMuchNoise = (flAbsoluteNoiseFraction == 1.0f);
float noise_bar_height = gamepad_display->button_height;
SDL_FRect noise_bar_rect;
@@ -1815,12 +1813,10 @@ void RenderGyroDriftCalibrationButton(GyroDisplay *ctx, GamepadDisplay *gamepad_
noise_bar_rect.w = recalibrate_button_area.w;
noise_bar_rect.h = noise_bar_height;
//SDL_strlcpy(label_text, "Place GamePad On Table", sizeof(label_text));
SDL_snprintf(label_text, sizeof(label_text), "Noise Tolerance: %3.3fG ", SDL_sqrtf(ctx->accelerometer_noise_tolerance_sq) );
SDLTest_DrawString(ctx->renderer, recalibrate_button_area.x, recalibrate_button_area.y + recalibrate_button_area.h + new_line_height * 2, label_text);
/* Adjust the noise bar rectangle based on the accelerometer noise value */
float noise_bar_fill_width = flAbsoluteNoiseFraction * noise_bar_rect.w; /* Scale the width based on the noise value */
SDL_FRect noise_bar_fill_rect;
noise_bar_fill_rect.x = noise_bar_rect.x + (noise_bar_rect.w - noise_bar_fill_width) * 0.5f;
@@ -1848,6 +1844,7 @@ void RenderGyroDriftCalibrationButton(GyroDisplay *ctx, GamepadDisplay *gamepad_
SDL_RenderRect(ctx->renderer, &noise_bar_rect); /* draw the outline rectangle */
/* Explicit warning message if we detect too much movement */
bool bTooMuchNoise = (flAbsoluteNoiseFraction == 1.0f);
if (bTooMuchNoise) {
SDL_strlcpy(label_text, "Place GamePad Down!", sizeof(label_text));
SDLTest_DrawString(ctx->renderer, recalibrate_button_area.x, noise_bar_rect.y + noise_bar_rect.h + new_line_height, label_text);

2
test/gamepadutils.h
View File

@@ -145,7 +145,7 @@ extern void DestroyGamepadButton(GamepadButton *ctx);
/* This is used as the initial noise tolernace threshold. It's set very close to zero to avoid divide by zero while we're evaluating the noise profile. Each controller may have a very different noise profile.*/
#define ACCELEROMETER_NOISE_THRESHOLD 1e-6f
#define ACCELEROMETER_MAX_NOISE_G_SQ ( 0.125f * 0.125f )
/* Gyro Calibration Phases */
typedef enum
{