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, 22 deletions

diff --git a/3rdparty/glm/source/test/cmake/test_find_glm.cpp b/3rdparty/glm/source/test/cmake/test_find_glm.cpp
deleted file mode 100644
index 361b977..0000000
--- a/3rdparty/glm/source/test/cmake/test_find_glm.cpp
+++ /dev/null
@@ -1,22 +0,0 @@
-#include <iostream>
-#include <glm/glm.hpp>
-#include <glm/ext.hpp>
-
-glm::mat4 camera(float Translate, glm::vec2 const& Rotate)
-{
-	glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, 4.0f / 3.0f, 0.1f, 100.f);
-	glm::mat4 View = glm::translate(glm::mat4(1.0f), glm::vec3(0.0f, 0.0f, -Translate));
-	View = glm::rotate(View, Rotate.y, glm::vec3(-1.0f, 0.0f, 0.0f));
-	View = glm::rotate(View, Rotate.x, glm::vec3(0.0f, 1.0f, 0.0f));
-	glm::mat4 Model = glm::scale(glm::mat4(1.0f), glm::vec3(0.5f));
-	return Projection * View * Model;
-}
-
-int main()
-{
-    const glm::mat4 m = camera(1.f, glm::vec2(1.f, 0.5f));
-    std::cout << "matrix diagonal: " << m[0][0] << ", "
-              << m[1][1] << ", " << m[2][2] << ", " << m[3][3] << "\n";
-    return 0;
-}
-