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, 61 deletions

diff --git a/3rdparty/glm/source/test/ext/ext_matrix_transform.cpp b/3rdparty/glm/source/test/ext/ext_matrix_transform.cpp
deleted file mode 100644
index cf653b7..0000000
--- a/3rdparty/glm/source/test/ext/ext_matrix_transform.cpp
+++ /dev/null
@@ -1,61 +0,0 @@
-#include <glm/ext/matrix_relational.hpp>
-#include <glm/ext/matrix_transform.hpp>
-#include <glm/ext/matrix_float4x4.hpp>
-#include <glm/ext/vector_relational.hpp>
-#include <glm/ext/vector_float4.hpp>
-#include <glm/ext/vector_float3.hpp>
-
-static int test_translate()
-{
-	int Error = 0;
-
-	glm::mat4 const M(1.0f);
-	glm::vec3 const V(1.0f);
-
-	glm::mat4 const T = glm::translate(M, V);
-	Error += glm::all(glm::equal(T[3], glm::vec4(1.0f), glm::epsilon<float>())) ? 0 : 1;
-
-	return Error;
-}
-
-static int test_scale()
-{
-	int Error = 0;
-
-	glm::mat4 const M(1.0f);
-	glm::vec3 const V(2.0f);
-
-	glm::mat4 const S = glm::scale(M, V);
-	glm::mat4 const R = glm::mat4(
-		glm::vec4(2, 0, 0, 0),
-		glm::vec4(0, 2, 0, 0),
-		glm::vec4(0, 0, 2, 0),
-		glm::vec4(0, 0, 0, 1));
-	Error += glm::all(glm::equal(S, R, glm::epsilon<float>())) ? 0 : 1;
-
-	return Error;
-}
-
-static int test_rotate()
-{
-	int Error = 0;
-
-	glm::vec4 const A(1.0f, 0.0f, 0.0f, 1.0f);
-
-	glm::mat4 const R = glm::rotate(glm::mat4(1.0f), glm::radians(90.f), glm::vec3(0, 0, 1));
-	glm::vec4 const B = R * A;
-	Error += glm::all(glm::equal(B, glm::vec4(0.0f, 1.0f, 0.0f, 1.0f), 0.0001f)) ? 0 : 1;
-
-	return Error;
-}
-
-int main()
-{
-	int Error = 0;
-
-	Error += test_translate();
-	Error += test_scale();
-	Error += test_rotate();
-
-	return Error;
-}