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Remove forced normalization of normal vectors in rlNormal3f, assume the user has set the correct input for the shader. (#5703)

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Jeffery Myers
2026-03-28 16:39:23 -07:00
committed by GitHub
parent 5915584cd6
commit bb78e98a71
1 changed files with 4 additions and 1 deletions
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5
src/rlgl.h
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@ -1613,7 +1613,9 @@ void rlNormal3f(float x, float y, float z)
normaly = RLGL.State.transform.m1*x + RLGL.State.transform.m5*y + RLGL.State.transform.m9*z; normaly = RLGL.State.transform.m1*x + RLGL.State.transform.m5*y + RLGL.State.transform.m9*z;
normalz = RLGL.State.transform.m2*x + RLGL.State.transform.m6*y + RLGL.State.transform.m10*z; normalz = RLGL.State.transform.m2*x + RLGL.State.transform.m6*y + RLGL.State.transform.m10*z;
} }
float length = sqrtf(normalx*normalx + normaly*normaly + normalz*normalz);
/* Normalize the vector if required. Default behavior assumes the normal vector is in the correct space for what the shader expects.
float length = sqrtf(normalx * normalx + normaly * normaly + normalz * normalz);
if (length != 0.0f) if (length != 0.0f)
{ {
float ilength = 1.0f/length; float ilength = 1.0f/length;
@ -1621,6 +1623,7 @@ void rlNormal3f(float x, float y, float z)
normaly *= ilength; normaly *= ilength;
normalz *= ilength; normalz *= ilength;
} }
*/
RLGL.State.normalx = normalx; RLGL.State.normalx = normalx;
RLGL.State.normaly = normaly; RLGL.State.normaly = normaly;
RLGL.State.normalz = normalz; RLGL.State.normalz = normalz;