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Add ability to construct vec4 from vec3 and float

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This is very useful for applications using homogeneous coordinates, since I can
take a vec3 representing a position or normal, and construct the appropriate
vec4 in homogeneous coordinates.
This commit is contained in:
Ben Visness
2016-08-20 19:33:36 -05:00
parent 7b90618532
commit 6259f1b47f
1 changed files with 12 additions and 0 deletions
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12
HandmadeMath.h
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@@ -295,6 +295,7 @@ HMMDEF hmm_vec3 HMM_Vec3(float X, float Y, float Z);
HMMDEF hmm_vec3 HMM_Vec3i(int X, int Y, int Z);
HMMDEF hmm_vec4 HMM_Vec4(float X, float Y, float Z, float W);
HMMDEF hmm_vec4 HMM_Vec4i(int X, int Y, int Z, int W);
HMMDEF hmm_vec4 HMM_Vec4v(hmm_vec3 Vector, float W);
HMMDEF hmm_vec2 HMM_AddVec2(hmm_vec2 Left, hmm_vec2 Right);
HMMDEF hmm_vec3 HMM_AddVec3(hmm_vec3 Left, hmm_vec3 Right);
@@ -621,6 +622,17 @@ HMM_Vec4i(int X, int Y, int Z, int W)
return (Result);
}
HINLINE hmm_vec4
HMM_Vec4v(hmm_vec3 Vector, float W)
{
hmm_vec4 Result;
Result.XYZ = Vector;
Result.W = W;
return (Result);
}
HINLINE hmm_vec2
HMM_AddVec2(hmm_vec2 Left, hmm_vec2 Right)
{