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, 96 deletions

diff --git a/3rdparty/glm/source/test/ext/ext_scalar_ulp.cpp b/3rdparty/glm/source/test/ext/ext_scalar_ulp.cpp
deleted file mode 100644
index a19b774..0000000
--- a/3rdparty/glm/source/test/ext/ext_scalar_ulp.cpp
+++ /dev/null
@@ -1,96 +0,0 @@
-#include <glm/ext/scalar_ulp.hpp>
-#include <glm/ext/scalar_relational.hpp>
-
-static int test_ulp_float_dist()
-{
-	int Error = 0;
-
-	float A = 1.0f;
-
-	float B = glm::nextFloat(A);
-	Error += glm::notEqual(A, B, 0) ? 0 : 1;
-	float C = glm::prevFloat(B);
-	Error += glm::equal(A, C, 0) ? 0 : 1;
-
-	int D = glm::floatDistance(A, B);
-	Error += D == 1 ? 0 : 1;
-	int E = glm::floatDistance(A, C);
-	Error += E == 0 ? 0 : 1;
-
-	return Error;
-}
-
-static int test_ulp_float_step()
-{
-	int Error = 0;
-
-	float A = 1.0f;
-
-	for(int i = 10; i < 1000; i *= 10)
-	{
-		float B = glm::nextFloat(A, i);
-		Error += glm::notEqual(A, B, 0) ? 0 : 1;
-		float C = glm::prevFloat(B, i);
-		Error += glm::equal(A, C, 0) ? 0 : 1;
-
-		int D = glm::floatDistance(A, B);
-		Error += D == i ? 0 : 1;
-		int E = glm::floatDistance(A, C);
-		Error += E == 0 ? 0 : 1;
-	}
-
-	return Error;
-}
-
-static int test_ulp_double_dist()
-{
-	int Error = 0;
-
-	double A = 1.0;
-
-	double B = glm::nextFloat(A);
-	Error += glm::notEqual(A, B, 0) ? 0 : 1;
-	double C = glm::prevFloat(B);
-	Error += glm::equal(A, C, 0) ? 0 : 1;
-
-	glm::int64 const D = glm::floatDistance(A, B);
-	Error += D == 1 ? 0 : 1;
-	glm::int64 const E = glm::floatDistance(A, C);
-	Error += E == 0 ? 0 : 1;
-
-	return Error;
-}
-
-static int test_ulp_double_step()
-{
-	int Error = 0;
-
-	double A = 1.0;
-
-	for(int i = 10; i < 1000; i *= 10)
-	{
-		double B = glm::nextFloat(A, i);
-		Error += glm::notEqual(A, B, 0) ? 0 : 1;
-		double C = glm::prevFloat(B, i);
-		Error += glm::equal(A, C, 0) ? 0 : 1;
-
-		glm::int64 const D = glm::floatDistance(A, B);
-		Error += D == i ? 0 : 1;
-		glm::int64 const E = glm::floatDistance(A, C);
-		Error += E == 0 ? 0 : 1;
-	}
-
-	return Error;
-}
-
-int main()
-{
-	int Error = 0;
-
-	Error += test_ulp_float_dist();
-	Error += test_ulp_float_step();
-	Error += test_ulp_double_dist();
-	Error += test_ulp_double_step();
-
-	return Error;
-}