30 lines
614 B
Go
30 lines
614 B
Go
package quat_test
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import (
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. "github.com/johanhenriksson/goworld/test"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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"testing"
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"zworld/plugin/math/quat"
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"zworld/plugin/math/vec3"
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)
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func TestQuat(t *testing.T) {
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RegisterFailHandler(Fail)
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RunSpecs(t, "math/quat")
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}
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var _ = Describe("quaternion", func() {
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Context("euler angles", func() {
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It("converts back and forth", func() {
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x, y, z := float32(10), float32(20), float32(30)
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q := quat.Euler(x, y, z)
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r := q.Euler()
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GinkgoWriter.Println(x, y, z, r)
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Expect(r).To(ApproxVec3(vec3.New(x, y, z)), "wrong rotation")
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})
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})
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})
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