feat: add basic format for models

2026-10-11 11:07:43 +02:00
parent 170af2a4e9
commit fa98bf08e8
9 changed files with 739 additions and 42 deletions
@@ -0,0 +1,23 @@
+#ifndef DESTRUM_MODELFILE_H
+#define DESTRUM_MODELFILE_H
+
+#include <cstdint>
+#include <filesystem>
+#include <span>
+#include <string_view>
+#include <vector>
+
+#include <destrum/Util/ModelDoc.h>
+
+namespace ModelFile {
+    inline constexpr std::uint32_t Version = 1;
+    inline constexpr std::string_view Extension = ".dmodel";
+
+    [[nodiscard]] std::vector<std::uint8_t> Write(const ModelDoc::ModelAsset& model);
+    [[nodiscard]] ModelDoc::ModelAsset Read(std::span<const std::uint8_t> bytes);
+
+    void WriteToFile(const ModelDoc::ModelAsset& model, const std::filesystem::path& path);
+    [[nodiscard]] ModelDoc::ModelAsset ReadFromFile(const std::filesystem::path& path);
+}
+
+#endif // DESTRUM_MODELFILE_H
@@ -0,0 +1,43 @@
+#ifndef CPUMESH_H
+#define CPUMESH_H
+
+#include <cstdint>
+#include <optional>
+#include <string>
+#include <vector>
+
+#include <glm/vec3.hpp>
+#include <glm/vec4.hpp>
+
+#include <destrum/Graphics/Skeleton.h>
+#include <destrum/Assets/AssetReference.h>
+
+// ─── CPU Mesh ─────────────────────────────────────────────────────────────────
+struct CPUMesh {
+    struct Vertex {
+        glm::vec3 position;
+        float     uv_x{};
+        glm::vec3 normal;
+        float     uv_y{};
+        glm::vec4 tangent;
+    };
+
+    struct SkinningData {
+        glm::vec<4, std::uint32_t> jointIds;
+        glm::vec4                  weights;
+    };
+
+    std::vector<std::uint32_t> indices;
+    std::vector<Vertex>        vertices;
+    std::vector<SkinningData>  skinningData; // empty if no skeleton
+
+    std::string name;
+    AssetReference assetReference;
+
+    glm::vec3 minPos;
+    glm::vec3 maxPos;
+
+    std::optional<Skeleton> skeleton; // present only for skinned meshes
+};
+
+#endif // CPUMESH_H
@@ -13,37 +13,8 @@
 #include <glm/mat4x4.hpp>

 #include <destrum/Graphics/Resources/Buffer.h>
+#include <destrum/Graphics/Resources/CPUMesh.h>
 #include <destrum/Graphics/Frustum.h>
-#include <destrum/Graphics/Skeleton.h>
-#include <destrum/Assets/AssetReference.h>
-
-// ─── CPU Mesh ─────────────────────────────────────────────────────────────────
-struct CPUMesh {
-    struct Vertex {
-        glm::vec3 position;
-        float     uv_x{};
-        glm::vec3 normal;
-        float     uv_y{};
-        glm::vec4 tangent;
-    };
-
-    struct SkinningData {
-        glm::vec<4, std::uint32_t> jointIds;
-        glm::vec4                  weights;
-    };
-
-    std::vector<std::uint32_t> indices;
-    std::vector<Vertex>        vertices;
-    std::vector<SkinningData>  skinningData; // empty if no skeleton
-
-    std::string name;
-    AssetReference assetReference;
-
-    glm::vec3 minPos;
-    glm::vec3 maxPos;
-
-    std::optional<Skeleton> skeleton; // present only for skinned meshes
-};

 // ─── GPU Mesh ─────────────────────────────────────────────────────────────────

@@ -30,7 +30,9 @@
 #include <glm/gtc/quaternion.hpp>
 #include <glm/gtc/type_ptr.hpp>

-#include <destrum/Graphics/Resources/Mesh.h>
+#include <spdlog/spdlog.h>
+
+#include <destrum/Graphics/Resources/CPUMesh.h>
 #include <destrum/Assets/AssetReference.h>
 #include <destrum/Graphics/SkeletalAnimation.h>
 #include <destrum/Graphics/Skeleton.h>