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-rw-r--r--src/plugins/Matrix.cpp33
1 files changed, 22 insertions, 11 deletions
diff --git a/src/plugins/Matrix.cpp b/src/plugins/Matrix.cpp
index 8865fd9..c725fc8 100644
--- a/src/plugins/Matrix.cpp
+++ b/src/plugins/Matrix.cpp
@@ -78,18 +78,29 @@ namespace QuickMedia {
}
}
+ static int color_hash_code(const std::string &str) {
+ int hash = 0;
+ if(str.empty())
+ return hash;
+ for (char chr : str) {
+ hash = ((hash << 5) - hash) + (unsigned char)chr;
+ }
+ return std::abs(hash);
+ }
+
static sf::Color user_id_to_color(const std::string &user_id) {
- uint32_t color = 2166136261;
- for(unsigned char c : user_id) {
- color = (color * 16777619) ^ c;
- }
- sf::Uint8 *col = (sf::Uint8*)&color;
- sf::Color result(col[0], col[1], col[2]);
- result.r = std::min(255, 80 + (int)result.r);
- result.g = std::min(255, 80 + (int)result.g);
- result.b = std::min(255, 80 + (int)result.b);
- result.a = 255;
- return result;
+ const int num_colors = 8;
+ const sf::Color colors[num_colors] = {
+ sf::Color(54, 139, 214),
+ sf::Color(172, 59, 168),
+ sf::Color(3, 179, 129),
+ sf::Color(230, 79, 122),
+ sf::Color(255, 129, 45),
+ sf::Color(45, 194, 197),
+ sf::Color(92, 86, 245),
+ sf::Color(116, 209, 44)
+ };
+ return colors[color_hash_code(user_id) % num_colors];
}
UserInfo::UserInfo(RoomData *room, std::string user_id) :