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ENH: Replace GLM with Eigen

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This commit is contained in:
David Allemang
2023-01-27 22:28:39 -05:00
parent b228f76658
commit 1f284ed349
6 changed files with 47 additions and 25 deletions
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14
vis/src/main.cpp
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@@ -3,8 +3,6 @@
#include <cmath>
#include <iostream>
#include <glm/gtc/type_ptr.hpp>
#include <tc/groups.hpp>
#include "util.hpp"
@@ -28,10 +26,10 @@ __attribute__((unused)) __declspec(dllexport) int NvOptimusEnablement = 0x000000
#endif
struct Matrices {
glm::mat4 proj;
glm::mat4 view;
Eigen::Matrix4f proj;
Eigen::Matrix4f view;
Matrices(const glm::mat4 &proj, const glm::mat4 &view)
Matrices(const Eigen::Matrix4f &proj, const Eigen::Matrix4f &view)
: proj(proj), view(view) {
}
};
@@ -52,13 +50,15 @@ Matrices build(GLFWwindow *window, State &state) {
auto aspect = (float) width / (float) height;
auto pheight = 1.4f;
auto pwidth = aspect * pheight;
glm::mat4 proj = glm::ortho(-pwidth, pwidth, -pheight, pheight, -10.0f, 10.0f);
Eigen::Matrix4f proj = ortho(-pwidth, pwidth, -pheight, pheight, -10.0f, 10.0f);
if (!glfwGetKey(window, GLFW_KEY_LEFT_SHIFT)) {
state.st += state.time_delta / 8;
}
auto view = glm::identity<glm::mat4>();
Eigen::Matrix4f view;
view.setIdentity();
if (state.dimension < 4) {
view *= utilRotate(2, 3, M_PI_2f32 + 0.01f);
}