diff options
Diffstat (limited to 'plugins/FingerprintNG')
| -rw-r--r-- | plugins/FingerprintNG/src/fingerprint.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/plugins/FingerprintNG/src/fingerprint.cpp b/plugins/FingerprintNG/src/fingerprint.cpp index 4302d48ab2..762b15b880 100644 --- a/plugins/FingerprintNG/src/fingerprint.cpp +++ b/plugins/FingerprintNG/src/fingerprint.cpp @@ -479,9 +479,9 @@ DWORD __fastcall blend(DWORD X1, DWORD X2) RGBA* q2 = (RGBA*)&X2; uint8_t a_1 = ~q1->a; uint8_t a_2 = ~q2->a; - WORD am = q1->a * a_2; + uint16_t am = q1->a * a_2; - WORD ar = q1->a + ((a_1 * q2->a) / 255); + uint16_t ar = q1->a + ((a_1 * q2->a) / 255); // if a2 more than 0 than result should be more // or equal (if a1==0) to a2, else in combination // with mask we can get here black points @@ -491,10 +491,10 @@ DWORD __fastcall blend(DWORD X1, DWORD X2) if (ar == 0) return 0; { - WORD arm = ar * 255; - WORD rr = ((q1->r * am + q2->r * q2->a * 255)) / arm; - WORD gr = ((q1->g * am + q2->g * q2->a * 255)) / arm; - WORD br = ((q1->b * am + q2->b * q2->a * 255)) / arm; + uint16_t arm = ar * 255; + uint16_t rr = ((q1->r * am + q2->r * q2->a * 255)) / arm; + uint16_t gr = ((q1->g * am + q2->g * q2->a * 255)) / arm; + uint16_t br = ((q1->b * am + q2->b * q2->a * 255)) / arm; return (ar << 24) | (rr << 16) | (gr << 8) | br; } } |