diff options
Diffstat (limited to 'src/libnr/nr-compose.cpp')
| -rw-r--r-- | src/libnr/nr-compose.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/libnr/nr-compose.cpp b/src/libnr/nr-compose.cpp index 8eed6e84c..f0e9c5e4e 100644 --- a/src/libnr/nr-compose.cpp +++ b/src/libnr/nr-compose.cpp @@ -210,8 +210,8 @@ nr_R8G8B8A8_N_R8G8B8A8_N_R8G8B8A8_P (unsigned char *px, int w, int h, int rs, co } else { // calculate premultiplied from two premultiplieds: d[0] = NR_COMPOSEPPP(NR_PREMUL (s[0], alpha), a, NR_PREMUL (d[0], d[3]), 0); // last parameter not used - d[1] = NR_COMPOSEPPP(NR_PREMUL (s[1], alpha), a, NR_PREMUL (d[1], d[3]), 0); - d[2] = NR_COMPOSEPPP(NR_PREMUL (s[2], alpha), a, NR_PREMUL (d[2], d[3]), 0); + d[1] = NR_COMPOSEPPP(NR_PREMUL (s[1], alpha), a, NR_PREMUL (d[1], d[3]), 0); + d[2] = NR_COMPOSEPPP(NR_PREMUL (s[2], alpha), a, NR_PREMUL (d[2], d[3]), 0); // total opacity: d[3] = (65025 - (255 - a) * (255 - d[3]) + 127) / 255; // un-premultiply channels: @@ -498,8 +498,8 @@ nr_R8G8B8A8_N_R8G8B8A8_N_R8G8B8A8_P_A8 (unsigned char *px, int w, int h, int rs, } else { // calculate premultiplied from two premultiplieds: d[0] = NR_COMPOSEPPP(NR_PREMUL (s[0], m[0]), a, NR_PREMUL (d[0], d[3]), 0); // last parameter not used - d[1] = NR_COMPOSEPPP(NR_PREMUL (s[1], m[0]), a, NR_PREMUL (d[1], d[3]), 0); - d[2] = NR_COMPOSEPPP(NR_PREMUL (s[2], m[0]), a, NR_PREMUL (d[2], d[3]), 0); + d[1] = NR_COMPOSEPPP(NR_PREMUL (s[1], m[0]), a, NR_PREMUL (d[1], d[3]), 0); + d[2] = NR_COMPOSEPPP(NR_PREMUL (s[2], m[0]), a, NR_PREMUL (d[2], d[3]), 0); // total opacity: d[3] = (65025 - (255 - a) * (255 - d[3]) + 127) / 255; // un-premultiply channels: |