MiMoEngine ASM: x86-64 MASM汇编+C混合架构游戏引擎

核心热路径(数学/内存/字符串/性能分析)用MASM汇编(SSE/AVX2)
外围系统(窗口/渲染/ECS/音频/UI/脚本)用C语言
含自研编辑器、VisualScript积木编程、中文渲染(glyph_atlas)

Engine/ECS/world.c

@@ -0,0 +1,100 @@
+#include "world.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+World* world_create(void) {
+    World* w = (World*)calloc(1, sizeof(World));
+    w->next_entity = 1;
+    return w;
+}
+
+void world_destroy(World* world) {
+    if (!world) return;
+    for (uint32_t i = 0; i < world->entity_count; i++) {
+        Entity e = world->entities[i];
+        for (uint32_t c = 0; c < world->component_count; c++) {
+            if (world->components[c][e] && world->component_tables[c].destroy) {
+                world->component_tables[c].destroy(world->components[c][e]);
+            }
+            free(world->components[c][e]);
+        }
+    }
+    free(world);
+}
+
+Entity world_create_entity(World* world) {
+    if (world->entity_count >= MAX_ENTITIES) return 0;
+    Entity e = world->next_entity++;
+    world->entities[world->entity_count++] = e;
+    world->entity_masks[e] = 0;
+    return e;
+}
+
+void world_destroy_entity(World* world, Entity entity) {
+    for (uint32_t c = 0; c < world->component_count; c++) {
+        if (world->components[c][entity] && world->component_tables[c].destroy) {
+            world->component_tables[c].destroy(world->components[c][entity]);
+        }
+        free(world->components[c][entity]);
+        world->components[c][entity] = NULL;
+    }
+    world->entity_masks[entity] = 0;
+
+    for (uint32_t i = 0; i < world->entity_count; i++) {
+        if (world->entities[i] == entity) {
+            world->entities[i] = world->entities[--world->entity_count];
+            break;
+        }
+    }
+}
+
+int world_entity_alive(World* world, Entity entity) {
+    for (uint32_t i = 0; i < world->entity_count; i++) {
+        if (world->entities[i] == entity) return 1;
+    }
+    return 0;
+}
+
+ComponentType world_register_component(World* world, uint32_t size, ComponentVTable vtable) {
+    ComponentType type = world->component_count++;
+    world->component_sizes[type] = size;
+    world->component_tables[type] = vtable;
+    return type;
+}
+
+void* world_add_component(World* world, Entity entity, ComponentType type) {
+    if (world->components[type][entity]) return world->components[type][entity];
+    void* comp = calloc(1, world->component_sizes[type]);
+    world->components[type][entity] = comp;
+    world->entity_masks[entity] |= (1ULL << type);
+    return comp;
+}
+
+void* world_get_component(World* world, Entity entity, ComponentType type) {
+    return world->components[type][entity];
+}
+
+void world_remove_component(World* world, Entity entity, ComponentType type) {
+    if (world->components[type][entity]) {
+        if (world->component_tables[type].destroy) {
+            world->component_tables[type].destroy(world->components[type][entity]);
+        }
+        free(world->components[type][entity]);
+        world->components[type][entity] = NULL;
+        world->entity_masks[entity] &= ~(1ULL << type);
+    }
+}
+
+int world_has_component(World* world, Entity entity, ComponentType type) {
+    return (world->entity_masks[entity] & (1ULL << type)) != 0;
+}
+
+void world_each(World* world, uint64_t mask, SystemFunc func, void* data) {
+    for (uint32_t i = 0; i < world->entity_count; i++) {
+        Entity e = world->entities[i];
+        if ((world->entity_masks[e] & mask) == mask) {
+            func(world, e, data);
+        }
+    }
+}

Engine/ECS/world.h

@@ -0,0 +1,53 @@
+#pragma once
+
+// ============================================================================
+// world.h - 实体组件系统 (ECS)
+// ============================================================================
+
+#include <stdint.h>
+#include "../include/engine_api.h"
+
+#define MAX_ENTITIES 4096
+#define MAX_COMPONENTS 32
+
+typedef uint32_t Entity;
+typedef uint32_t ComponentType;
+
+// 组件接口
+typedef struct {
+    void (*destroy)(void* component);
+} ComponentVTable;
+
+// 世界
+typedef struct {
+    Entity entities[MAX_ENTITIES];
+    uint32_t entity_count;
+    uint32_t next_entity;
+
+    void* components[MAX_COMPONENTS][MAX_ENTITIES];
+    ComponentVTable component_tables[MAX_COMPONENTS];
+    uint32_t component_sizes[MAX_COMPONENTS];
+    uint32_t component_count;
+
+    uint64_t entity_masks[MAX_ENTITIES];
+} World;
+
+// 创建/销毁
+World* world_create(void);
+void world_destroy(World* world);
+
+// 实体
+Entity world_create_entity(World* world);
+void world_destroy_entity(World* world, Entity entity);
+int world_entity_alive(World* world, Entity entity);
+
+// 组件
+ComponentType world_register_component(World* world, uint32_t size, ComponentVTable vtable);
+void* world_add_component(World* world, Entity entity, ComponentType type);
+void* world_get_component(World* world, Entity entity, ComponentType type);
+void world_remove_component(World* world, Entity entity, ComponentType type);
+int world_has_component(World* world, Entity entity, ComponentType type);
+
+// 系统遍历
+typedef void (*SystemFunc)(World* world, Entity entity, void* data);
+void world_each(World* world, uint64_t mask, SystemFunc func, void* data);