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Add api and example for mesh drawing.

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This commit is contained in:
jackji 2021-06-22 21:37:46 +08:00
parent ace572fead
commit 15ed58856b
7 changed files with 510 additions and 18 deletions
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32
raylib/raymath.go
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@ -673,22 +673,22 @@ func MatrixScale(x, y, z float32) Matrix {
func MatrixMultiply(left, right Matrix) Matrix {
var result Matrix
result.M0 = right.M0*left.M0 + right.M1*left.M4 + right.M2*left.M8 + right.M3*left.M12
result.M1 = right.M0*left.M1 + right.M1*left.M5 + right.M2*left.M9 + right.M3*left.M13
result.M2 = right.M0*left.M2 + right.M1*left.M6 + right.M2*left.M10 + right.M3*left.M14
result.M3 = right.M0*left.M3 + right.M1*left.M7 + right.M2*left.M11 + right.M3*left.M15
result.M4 = right.M4*left.M0 + right.M5*left.M4 + right.M6*left.M8 + right.M7*left.M12
result.M5 = right.M4*left.M1 + right.M5*left.M5 + right.M6*left.M9 + right.M7*left.M13
result.M6 = right.M4*left.M2 + right.M5*left.M6 + right.M6*left.M10 + right.M7*left.M14
result.M7 = right.M4*left.M3 + right.M5*left.M7 + right.M6*left.M11 + right.M7*left.M15
result.M8 = right.M8*left.M0 + right.M9*left.M4 + right.M10*left.M8 + right.M11*left.M12
result.M9 = right.M8*left.M1 + right.M9*left.M5 + right.M10*left.M9 + right.M11*left.M13
result.M10 = right.M8*left.M2 + right.M9*left.M6 + right.M10*left.M10 + right.M11*left.M14
result.M11 = right.M8*left.M3 + right.M9*left.M7 + right.M10*left.M11 + right.M11*left.M15
result.M12 = right.M12*left.M0 + right.M13*left.M4 + right.M14*left.M8 + right.M15*left.M12
result.M13 = right.M12*left.M1 + right.M13*left.M5 + right.M14*left.M9 + right.M15*left.M13
result.M14 = right.M12*left.M2 + right.M13*left.M6 + right.M14*left.M10 + right.M15*left.M14
result.M15 = right.M12*left.M3 + right.M13*left.M7 + right.M14*left.M11 + right.M15*left.M15
result.M0 = left.M0*right.M0 + left.M1*right.M4 + left.M2*right.M8 + left.M3*right.M12
result.M1 = left.M0*right.M1 + left.M1*right.M5 + left.M2*right.M9 + left.M3*right.M13
result.M2 = left.M0*right.M2 + left.M1*right.M6 + left.M2*right.M10 + left.M3*right.M14
result.M3 = left.M0*right.M3 + left.M1*right.M7 + left.M2*right.M11 + left.M3*right.M15
result.M4 = left.M4*right.M0 + left.M5*right.M4 + left.M6*right.M8 + left.M7*right.M12
result.M5 = left.M4*right.M1 + left.M5*right.M5 + left.M6*right.M9 + left.M7*right.M13
result.M6 = left.M4*right.M2 + left.M5*right.M6 + left.M6*right.M10 + left.M7*right.M14
result.M7 = left.M4*right.M3 + left.M5*right.M7 + left.M6*right.M11 + left.M7*right.M15
result.M8 = left.M8*right.M0 + left.M9*right.M4 + left.M10*right.M8 + left.M11*right.M12
result.M9 = left.M8*right.M1 + left.M9*right.M5 + left.M10*right.M9 + left.M11*right.M13
result.M10 = left.M8*right.M2 + left.M9*right.M6 + left.M10*right.M10 + left.M11*right.M14
result.M11 = left.M8*right.M3 + left.M9*right.M7 + left.M10*right.M11 + left.M11*right.M15
result.M12 = left.M12*right.M0 + left.M13*right.M4 + left.M14*right.M8 + left.M15*right.M12
result.M13 = left.M12*right.M1 + left.M13*right.M5 + left.M14*right.M9 + left.M15*right.M13
result.M14 = left.M12*right.M2 + left.M13*right.M6 + left.M14*right.M10 + left.M15*right.M14
result.M15 = left.M12*right.M3 + left.M13*right.M7 + left.M14*right.M11 + left.M15*right.M15
return result
}