X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=gpsp.git;a=blobdiff_plain;f=common.h;h=da22d2e694b1a41009b12da7be1b8f519abeed1a;hp=7eea8b63dd7e6b4813540cce55f836eeb8debe7f;hb=2f1c528a6c37558760b28638d271f5ff9ba45e4f;hpb=a231964c3570be4cf3d2efd023090b6a9e730935

diff --git a/common.h b/common.h
index 7eea8b6..da22d2e 100644
--- a/common.h
+++ b/common.h
@@ -180,6 +180,7 @@
 
 
 typedef u32 fixed16_16;
+typedef u32 fixed8_24;
 
 #define float_to_fp16_16(value)                                               \
   (fixed16_16)((value) * 65536.0)                                             \
@@ -196,6 +197,12 @@ typedef u32 fixed16_16;
 #define fp16_16_fractional_part(value)                                        \
   ((value) & 0xFFFF)                                                          \
 
+#define float_to_fp8_24(value)                                                \
+  (fixed8_24)((value) * 16777216.0)                                           \
+
+#define fp8_24_fractional_part(value)                                         \
+  ((value) & 0xFFFFFF)                                                        \
+
 #define fixed_div(numerator, denominator, bits)                               \
   (((numerator * (1 << bits)) + (denominator / 2)) / denominator)             \