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Haptic: Fix clamping bugs on Windows, by using the Darwin haptics code. 

Thanks, Elias!

Partially fixes Bugzilla #2686.
main
Ryan C. Gordon 2014-08-16 16:49:00 -04:00
parent 57db27909b
commit e2bbc17d11
1 changed files with 16 additions and 13 deletions
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29
src/haptic/windows/SDL_dinputhaptic.c
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@ -602,7 +602,10 @@ SDL_SYS_SetDirection(DIEFFECT * effect, SDL_HapticDirection * dir, int naxes)
}
}
#define CONVERT(x) (((x) > 0x7FFF) ? 10000 : ((x)*10000) / 0x7FFF)
/* Clamps and converts. */
#define CCONVERT(x) (((x) > 0x7FFF) ? 10000 : ((x)*10000) / 0x7FFF)
/* Just converts. */
#define CONVERT(x) (((x)*10000) / 0x7FFF)
/*
* Creates the DIEFFECT from a SDL_HapticEffect.
*/
@ -689,9 +692,9 @@ SDL_SYS_ToDIEFFECT(SDL_Haptic * haptic, DIEFFECT * dest,
SDL_free(dest->lpEnvelope);
dest->lpEnvelope = NULL;
} else {
envelope->dwAttackLevel = CONVERT(hap_constant->attack_level);
envelope->dwAttackLevel = CCONVERT(hap_constant->attack_level);
envelope->dwAttackTime = hap_constant->attack_length * 1000;
envelope->dwFadeLevel = CONVERT(hap_constant->fade_level);
envelope->dwFadeLevel = CCONVERT(hap_constant->fade_level);
envelope->dwFadeTime = hap_constant->fade_length * 1000;
}
@ -736,9 +739,9 @@ SDL_SYS_ToDIEFFECT(SDL_Haptic * haptic, DIEFFECT * dest,
SDL_free(dest->lpEnvelope);
dest->lpEnvelope = NULL;
} else {
envelope->dwAttackLevel = CONVERT(hap_periodic->attack_level);
envelope->dwAttackLevel = CCONVERT(hap_periodic->attack_level);
envelope->dwAttackTime = hap_periodic->attack_length * 1000;
envelope->dwFadeLevel = CONVERT(hap_periodic->fade_level);
envelope->dwFadeLevel = CCONVERT(hap_periodic->fade_level);
envelope->dwFadeTime = hap_periodic->fade_length * 1000;
}
@ -763,10 +766,10 @@ SDL_SYS_ToDIEFFECT(SDL_Haptic * haptic, DIEFFECT * dest,
condition[i].lNegativeCoefficient =
CONVERT(hap_condition->left_coeff[i]);
condition[i].dwPositiveSaturation =
CONVERT(hap_condition->right_sat[i] / 2);
CCONVERT(hap_condition->right_sat[i] / 2);
condition[i].dwNegativeSaturation =
CONVERT(hap_condition->left_sat[i] / 2);
condition[i].lDeadBand = CONVERT(hap_condition->deadband[i] / 2);
CCONVERT(hap_condition->left_sat[i] / 2);
condition[i].lDeadBand = CCONVERT(hap_condition->deadband[i] / 2);
}
dest->cbTypeSpecificParams = sizeof(DICONDITION) * dest->cAxes;
dest->lpvTypeSpecificParams = condition;
@ -819,9 +822,9 @@ SDL_SYS_ToDIEFFECT(SDL_Haptic * haptic, DIEFFECT * dest,
SDL_free(dest->lpEnvelope);
dest->lpEnvelope = NULL;
} else {
envelope->dwAttackLevel = CONVERT(hap_ramp->attack_level);
envelope->dwAttackLevel = CCONVERT(hap_ramp->attack_level);
envelope->dwAttackTime = hap_ramp->attack_length * 1000;
envelope->dwFadeLevel = CONVERT(hap_ramp->fade_level);
envelope->dwFadeLevel = CCONVERT(hap_ramp->fade_level);
envelope->dwFadeTime = hap_ramp->fade_length * 1000;
}
@ -842,7 +845,7 @@ SDL_SYS_ToDIEFFECT(SDL_Haptic * haptic, DIEFFECT * dest,
custom->rglForceData =
SDL_malloc(sizeof(LONG) * custom->cSamples * custom->cChannels);
for (i = 0; i < hap_custom->samples * hap_custom->channels; i++) { /* Copy data. */
custom->rglForceData[i] = CONVERT(hap_custom->data[i]);
custom->rglForceData[i] = CCONVERT(hap_custom->data[i]);
}
dest->cbTypeSpecificParams = sizeof(DICUSTOMFORCE);
dest->lpvTypeSpecificParams = custom;
@ -864,9 +867,9 @@ SDL_SYS_ToDIEFFECT(SDL_Haptic * haptic, DIEFFECT * dest,
SDL_free(dest->lpEnvelope);
dest->lpEnvelope = NULL;
} else {
envelope->dwAttackLevel = CONVERT(hap_custom->attack_level);
envelope->dwAttackLevel = CCONVERT(hap_custom->attack_level);
envelope->dwAttackTime = hap_custom->attack_length * 1000;
envelope->dwFadeLevel = CONVERT(hap_custom->fade_level);
envelope->dwFadeLevel = CCONVERT(hap_custom->fade_level);
envelope->dwFadeTime = hap_custom->fade_length * 1000;
}