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small fixes

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aap
2016-01-26 13:53:08 +01:00
parent d20a6c3d04
commit 6d56a23dd1
8 changed files with 60 additions and 11 deletions
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23
src/rwbase.cpp
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@@ -26,13 +26,32 @@ int32 build = 0xFFFF;
char *debugFile = NULL;
void
matrixIdentify(float32 *mat)
matrixIdentity(float32 *mat)
{
memset(mat, 0, 64);
mat[0] = 1.0f;
mat[5] = 1.0f;
mat[10] = 1.0f;
mat[16] = 1.0f;
mat[15] = 1.0f;
}
int
matrixEqual(float32 *m1, float32 *m2)
{
for(int i = 0; i < 16; i++)
if(m1[i] != m2[i])
return 0;
return 1;
}
int
matrixIsIdentity(float32 *mat)
{
for(int32 i = 0; i < 4; i++)
for(int32 j = 0; j < 4; j++)
if(mat[i*4+j] != (i == j ? 1.0f : 0.0))
return 0;
return 1;
}
void