From d444d1c98fdefea6cf0aff50eb9b58d4dbcea6ed Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Fri, 16 Sep 2022 00:55:53 -0500
Subject: begin assimp bindings

---
 CMakeLists.txt             |  6 +++++-
 libs/assimp/CMakeLists.txt |  2 +-
 src/import/CMakeLists.txt  | 10 ++++++++++
 src/import/import.c        | 14 ++++++++++++++
 src/import/import.h        |  0
 src/import/import.test.c   | 44 ++++++++++++++++++++++++++++++++++++++++++++
 6 files changed, 74 insertions(+), 2 deletions(-)
 create mode 100644 src/import/CMakeLists.txt
 create mode 100644 src/import/import.c
 create mode 100644 src/import/import.h
 create mode 100644 src/import/import.test.c

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 03e227b..e60f517 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,6 +18,9 @@ include_directories(
 	${LIB_ROOT}/glfw-3.3.8/include
 	${LIB_ROOT}/cglm/include
 	${LIB_ROOT}/miniaudio
+	${LIB_ROOT}/assimp/include
+	# needed for assimp's config.h
+	${CMAKE_BINARY_DIR}/libs/assimp/include
 )
 
 # disable byte-alignment in cglm
@@ -29,7 +32,7 @@ link_directories(${LIB_ROOT}/honeysuckle)
 link_directories(${LIB_ROOT}/glfw-3.3.8/src)
 
 add_subdirectory(${LIB_ROOT}/lua-5.1.5)
-#add_subdirectory(${LIB_ROOT}/assimp)
+add_subdirectory(${LIB_ROOT}/assimp)
 add_subdirectory(${LIB_ROOT}/honeysuckle)
 add_subdirectory(${LIB_ROOT}/cglm)
 add_subdirectory(${LIB_ROOT}/glfw-3.3.8)
@@ -68,3 +71,4 @@ add_subdirectory(${SRC_ROOT}/logging)
 add_subdirectory(${SRC_ROOT}/options)
 add_subdirectory(${SRC_ROOT}/test)
 add_subdirectory(${SRC_ROOT}/util)
+add_subdirectory(${SRC_ROOT}/import)
diff --git a/libs/assimp/CMakeLists.txt b/libs/assimp/CMakeLists.txt
index 434746e..e591f83 100644
--- a/libs/assimp/CMakeLists.txt
+++ b/libs/assimp/CMakeLists.txt
@@ -86,7 +86,7 @@ OPTION( ASSIMP_NO_EXPORT
 )
 OPTION( ASSIMP_BUILD_ZLIB
   "Build your own zlib"
-  OFF
+  ON
 )
 OPTION( ASSIMP_BUILD_ASSIMP_TOOLS
   "If the supplementary tools for Assimp are built in addition to the library."
diff --git a/src/import/CMakeLists.txt b/src/import/CMakeLists.txt
new file mode 100644
index 0000000..fc35779
--- /dev/null
+++ b/src/import/CMakeLists.txt
@@ -0,0 +1,10 @@
+project(honey_engine)
+
+target_sources(honey PUBLIC
+	${CMAKE_CURRENT_LIST_DIR}/import.c
+)
+
+
+target_sources(test PUBLIC
+	${CMAKE_CURRENT_LIST_DIR}/import.test.c
+)
diff --git a/src/import/import.c b/src/import/import.c
new file mode 100644
index 0000000..cc22616
--- /dev/null
+++ b/src/import/import.c
@@ -0,0 +1,14 @@
+#include <lua.h>
+#include <honeysuckle.h>
+#include <assimp/scene.h>
+#include "import.h"
+
+
+void push_vector(lua_State *L, struct aiVector3D vec)
+{
+	hs_create_table(L,
+		hs_str_num("x", vec.x),
+		hs_str_num("y", vec.y),
+		hs_str_num("z", vec.z),
+	);
+}
diff --git a/src/import/import.h b/src/import/import.h
new file mode 100644
index 0000000..e69de29
diff --git a/src/import/import.test.c b/src/import/import.test.c
new file mode 100644
index 0000000..efa6b84
--- /dev/null
+++ b/src/import/import.test.c
@@ -0,0 +1,44 @@
+#include <lua.h>
+#include <lauxlib.h>
+#include <honeysuckle.h>
+#include "test/honey-test.h"
+
+
+#include "import.c"
+
+
+void test_push_vector()
+{
+	lua_State *L = luaL_newstate();
+	struct aiVector3D v;
+	v.x = 1.5;
+	v.y = 2.0;
+	v.z = 3.6;
+
+	push_vector(L, v);
+
+	lily_assert_int_equal(lua_type(L, -1), LUA_TTABLE);
+
+	lua_getfield(L, -1, "x");
+	lily_assert_int_equal(lua_type(L, -1), LUA_TNUMBER);
+	lily_assert_float_equal(lua_tonumber(L, -1), 1.5, 0.1);
+	lua_pop(L, 1);
+
+	lua_getfield(L, -1, "y");
+	lily_assert_int_equal(lua_type(L, -1), LUA_TNUMBER);
+	lily_assert_float_equal(lua_tonumber(L, -1), 2.0, 0.1);
+	lua_pop(L, 1);
+
+	lua_getfield(L, -1, "z");
+	lily_assert_int_equal(lua_type(L, -1), LUA_TNUMBER);
+	lily_assert_float_equal(lua_tonumber(L, -1), 3.6, 0.1);
+	lua_pop(L, 1);
+
+	lua_close(L);
+}
+
+
+void suite_import()
+{
+	lily_run_test(test_push_vector);
+}
-- 
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