Copy changes from the no-history fork, generated back in 2023

Original commit message:
> commit f138311d2d2e0cc9ba0496d523bb46f2c1c9fb73
> Author: rtk0c <[email protected]>
> Date:   Wed Sep 20 23:58:58 2023 -0700
>
>     Copy from the PlasticSCM repo, replace vendored glm wtih conan

In reality, this also introduced a few uncommitted changes in the
original PlasticSCM repo. See the modified and new files in this patch.

1 files changed, 0 insertions, 45 deletions

diff --git a/3rdparty/glm/source/test/gtx/gtx_fast_square_root.cpp b/3rdparty/glm/source/test/gtx/gtx_fast_square_root.cpp
deleted file mode 100644
index 80d7fe4..0000000
--- a/3rdparty/glm/source/test/gtx/gtx_fast_square_root.cpp
+++ /dev/null
@@ -1,45 +0,0 @@
-#define GLM_ENABLE_EXPERIMENTAL
-#include <glm/gtx/fast_square_root.hpp>
-#include <glm/gtc/type_precision.hpp>
-#include <glm/gtc/epsilon.hpp>
-#include <glm/vector_relational.hpp>
-
-int test_fastInverseSqrt()
-{
-	int Error = 0;
-
-	Error += glm::epsilonEqual(glm::fastInverseSqrt(1.0f), 1.0f, 0.01f) ? 0 : 1;
-	Error += glm::epsilonEqual(glm::fastInverseSqrt(1.0), 1.0, 0.01) ? 0 : 1;
-	Error += glm::all(glm::epsilonEqual(glm::fastInverseSqrt(glm::vec2(1.0f)), glm::vec2(1.0f), 0.01f)) ? 0 : 1;
-	Error += glm::all(glm::epsilonEqual(glm::fastInverseSqrt(glm::dvec3(1.0)), glm::dvec3(1.0), 0.01)) ? 0 : 1;
-	Error += glm::all(glm::epsilonEqual(glm::fastInverseSqrt(glm::dvec4(1.0)), glm::dvec4(1.0), 0.01)) ? 0 : 1;
-
-	return Error;
-}
-
-int test_fastDistance()
-{
-	int Error = 0;
-
-	float const A = glm::fastDistance(0.0f, 1.0f);
-	float const B = glm::fastDistance(glm::vec2(0.0f), glm::vec2(1.0f, 0.0f));
-	float const C = glm::fastDistance(glm::vec3(0.0f), glm::vec3(1.0f, 0.0f, 0.0f));
-	float const D = glm::fastDistance(glm::vec4(0.0f), glm::vec4(1.0f, 0.0f, 0.0f, 0.0f));
-
-	Error += glm::epsilonEqual(A, 1.0f, 0.01f) ? 0 : 1;
-	Error += glm::epsilonEqual(B, 1.0f, 0.01f) ? 0 : 1;
-	Error += glm::epsilonEqual(C, 1.0f, 0.01f) ? 0 : 1;
-	Error += glm::epsilonEqual(D, 1.0f, 0.01f) ? 0 : 1;
-
-	return Error;
-}
-
-int main()
-{
-	int Error = 0;
-
-	Error += test_fastInverseSqrt();
-	Error += test_fastDistance();
-
-	return Error;
-}