Big refactor, shuffling a lot of files around

src/util/math_.h

@@ -0,0 +1,44 @@
+#pragma once
+
+#include <array>
+#include <glm/glm/mat4x4.hpp>
+
+namespace anm2ed::util::math
+{
+  template <typename T> constexpr T percent_to_unit(T value)
+  {
+    return value / 100.0f;
+  }
+
+  template <typename T> constexpr T unit_to_percent(T value)
+  {
+    return value * 100.0f;
+  }
+
+  constexpr float uint8_to_float(int value)
+  {
+    return (float)(value / 255.0f);
+  }
+
+  constexpr int float_to_uint8(float value)
+  {
+    return (int)(value * 255);
+  }
+
+  constexpr std::array<float, 16> uv_vertices_get(glm::vec2 uvMin, glm::vec2 uvMax)
+  {
+    return {0.0f, 0.0f, uvMin.x, uvMin.y, 1.0f, 0.0f, uvMax.x, uvMin.y,
+            1.0f, 1.0f, uvMax.x, uvMax.y, 0.0f, 1.0f, uvMin.x, uvMax.y};
+  }
+
+  float round_nearest_multiple(float, float);
+
+  int float_decimals_needed(float);
+
+  const char* float_format_get(float);
+
+  const char* vec2_format_get(glm::vec2&);
+
+  glm::mat4 quad_model_get(glm::vec2 = {}, glm::vec2 = {}, glm::vec2 = {}, glm::vec2 = glm::vec2(1.0f), float = {});
+  glm::mat4 quad_model_parent_get(glm::vec2 = {}, glm::vec2 = {}, glm::vec2 = glm::vec2(1.0f), float = {});
+}