From c42eeb20aea4a9daeac1c0561352c3ea2074e0ce Mon Sep 17 00:00:00 2001
From: Nobuyuki <n.umetani@gmail.com>
Date: Mon, 13 May 2024 09:19:11 +0900
Subject: [PATCH] fix ci

---
 .github/workflows/ubuntu.yml | 1 +
 src/util_triangle_mesh.h     | 2 +-
 task04/main.cpp              | 6 +++++-
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
index d7c2eca..6dc160a 100644
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@@ -21,6 +21,7 @@ jobs:
         sudo apt install -y \
           libwayland-dev libxkbcommon-dev wayland-protocols extra-cmake-modules \
           libxrandr-dev libxinerama-dev libxcursor-dev libxi-dev
+        sudo apt install -y libegl1-mesa-dev
         git submodule update --init -- external/glfw
         cmake -S external/glfw -B external/glfwbuild
         cd external/glfwbuild
diff --git a/src/util_triangle_mesh.h b/src/util_triangle_mesh.h
index 14c5922..835a682 100644
--- a/src/util_triangle_mesh.h
+++ b/src/util_triangle_mesh.h
@@ -16,7 +16,7 @@
 namespace acg {
 
 auto read_wavefrontobj_as_3d_triangle_mesh(
-    const std::filesystem::path &file_path)
+    const char* file_path)
 -> std::tuple<Eigen::Matrix<unsigned int, 3, Eigen::Dynamic>, Eigen::Matrix3Xf> {
   using myMatrix3Xui = Eigen::Matrix<unsigned int, 3, Eigen::Dynamic>;
   std::ifstream fin;
diff --git a/task04/main.cpp b/task04/main.cpp
index cc83753..de11e42 100644
--- a/task04/main.cpp
+++ b/task04/main.cpp
@@ -6,6 +6,10 @@
 //
 #include "../src/util_opengl.h"
 #include "../src/util_triangle_mesh.h"
+//
+#ifndef  M_PI
+#define  M_PI  3.1415926535897932384626433
+#endif
 
 /***
  * draw triangle mesh
@@ -34,7 +38,7 @@ void draw(
 
 int main() {
   const auto file_path = std::filesystem::path(PROJECT_SOURCE_DIR) / ".." / "asset" / "armadillo.obj";
-  auto[tri2vtx, vtx2xyz] = acg::read_wavefrontobj_as_3d_triangle_mesh(file_path);
+  auto[tri2vtx, vtx2xyz] = acg::read_wavefrontobj_as_3d_triangle_mesh(file_path.string().c_str());
   // bounding box
   auto aabb_max = vtx2xyz.rowwise().maxCoeff();
   auto aabb_min = vtx2xyz.rowwise().minCoeff();