EnvMapAspect

1 files changed, 50 insertions, 0 deletions

diff --git a/classic/ext_env_map_aspect.go b/classic/ext_env_map_aspect.go
new file mode 100644
index 0000000..0c2f5e1
--- /dev/null
+++ b/classic/ext_env_map_aspect.go
@@ -0,0 +1,50 @@
+package classic
+
+import "bytes"
+
+type DoubleString [128]byte
+
+func PadDString(str string) DoubleString {
+	var pstr DoubleString
+	copy(pstr[:], []byte(str))
+	if len(str) < 64 {
+		copy(pstr[len(str):], bytes.Repeat([]byte(" "), 128 - len(str)))
+	}
+	return pstr
+}
+
+func UnpadDString(pstr DoubleString) string {
+	return string(bytes.TrimRight(pstr[:], " "))
+}
+
+func (s DoubleString) String() string {
+	return UnpadDString(s)
+}
+
+type SetMapEnvUrl struct {
+	TexturePackUrl DoubleString
+}
+func (p *SetMapEnvUrl) PacketId() byte {
+	return 0x28
+}
+
+const (
+	SideBlock = iota
+	HorizonBlock
+	EdgeHeight
+	CloudsHeight
+	ViewDistance
+	CloudsSpeed
+	WeatherSpeed
+	WeatherFad
+	ExpFog
+	SidesEdgeOffset
+)
+
+type SetMapEnvProperty struct {
+	PropertyType byte
+	PropertyVal int
+}
+func (p *SetMapEnvProperty) PacketId() byte {
+	return 0x29
+}