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Diffstat (limited to 'src/qcommon/q_shared.h')
-rw-r--r-- | src/qcommon/q_shared.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/qcommon/q_shared.h b/src/qcommon/q_shared.h index 5b5daee8..81c53e4f 100644 --- a/src/qcommon/q_shared.h +++ b/src/qcommon/q_shared.h @@ -469,6 +469,10 @@ typedef struct { #define VectorSet(v, x, y, z) ((v)[0]=(x), (v)[1]=(y), (v)[2]=(z)) #define Vector4Copy(a,b) ((b)[0]=(a)[0],(b)[1]=(a)[1],(b)[2]=(a)[2],(b)[3]=(a)[3]) #define Vector4Add(a,b,c) ((c)[0]=(a)[0]+(b)[0],(c)[1]=(a)[1]+(b)[1],(c)[2]=(a)[2]+(b)[2],(c)[3]=(a)[3]+(b)[3]) +#define Vector4Lerp( f, s, e, r ) ((r)[0]=(s)[0]+(f)*((e)[0]-(s)[0]),\ + (r)[1]=(s)[1]+(f)*((e)[1]-(s)[1]),\ + (r)[2]=(s)[2]+(f)*((e)[2]-(s)[2]),\ + (r)[3]=(s)[3]+(f)*((e)[3]-(s)[3])) #define SnapVector(v) ( (v)[0] = (int)(v)[0],\ (v)[1] = (int)(v)[1],\ |