添加多模型渲染，添加贴图渲染，添加平行光， 暂时不上传assets

Engine/src/Vulkan/ShaderManager.cpp

@@ -2,11 +2,11 @@
 // Created by atdunbg on 2026/9/20.
 //
 
-
 #include <Engine/Vulkan/ShaderManager.h>
 #include <Engine/Vulkan/Device.h>
 #include <Engine/Core/Log.h>
 
+#include <array>
 #include <fstream>
 
 namespace Engine {
@@ -22,21 +22,22 @@ ShaderManager::~ShaderManager()
 
 ShaderObject ShaderManager::CreateFromFile(const std::string& spvPath,
                                             vk::ShaderStageFlagBits stage,
-                                            vk::DescriptorSetLayout layout)
+                                            const std::vector<vk::DescriptorSetLayout>& layouts,
+                                            u32 pushConstantSize)
 {
     auto spirv = ReadSPIRV(spvPath);
     if (spirv.empty()) {
         ENGINE_ERROR("Failed to read SPIR-V: {}", spvPath);
         return { nullptr, stage };
     }
-    return CreateFromSPIRV(spirv, stage, layout);
+    return CreateFromSPIRV(spirv, stage, layouts, pushConstantSize);
 }
 
 ShaderObject ShaderManager::CreateFromSPIRV(const std::vector<u32>& spirv,
                                              vk::ShaderStageFlagBits stage,
-                                             vk::DescriptorSetLayout layout)
+                                             const std::vector<vk::DescriptorSetLayout>& layouts,
+                                             u32 pushConstantSize)
 {
-    // 下一个阶段：顶点 → 片段
     vk::ShaderStageFlags nextStage = {};
     if (stage == vk::ShaderStageFlagBits::eVertex) {
         nextStage = vk::ShaderStageFlagBits::eFragment;
@@ -50,9 +51,16 @@ ShaderObject ShaderManager::CreateFromSPIRV(const std::vector<u32>& spirv,
               .setPCode(spirv.data())
               .setPName("main");
 
-    // 有布局就传进去
-    if (layout) {
-        createInfo.setSetLayouts(layout);
+    if (!layouts.empty()) {
+        createInfo.setSetLayouts(layouts);
+    }
+
+    std::array<vk::PushConstantRange, 1> pushRanges;
+    if (pushConstantSize > 0) {
+        pushRanges[0].setStageFlags(vk::ShaderStageFlagBits::eVertex)
+                     .setOffset(0)
+                     .setSize(pushConstantSize);
+        createInfo.setPushConstantRanges(pushRanges);
     }
 
     vk::ShaderEXT shader;