metal绘制

example/CMakeLists.txt

@@ -2,6 +2,6 @@ project(mirage_example)
 set(CMAKE_CXX_STANDARD 23)
 
 set(SRC_FILES "")
-retrieve_files(src SRC_FILES)
+retrieve_files(${CMAKE_CURRENT_SOURCE_DIR}/src SRC_FILES)
 add_executable(${PROJECT_NAME} ${SRC_FILES})
 target_link_libraries(${PROJECT_NAME} PRIVATE mirage_core)

example/src/main.cpp

@@ -6,6 +6,6 @@ int main(int argc, char* argv[]) {
     init.size      = {800, 600};
     init.resizable = true;
     init.centered  = true;
-    init.api = mirage::renderer_api::opengl;
+    // init.api = mirage::renderer_api::opengl;
     return run(init);
 }

scripts/compile_shaders.py

@@ -35,6 +35,7 @@ SHADER_EXTENSIONS = {
     'dxil': 'dxil',
     'dxbc': 'dxbc',
     'metallib': 'metallib',
+    'metal': 'metal',
     'wgsl': 'wgsl'
 }
 
@@ -44,7 +45,8 @@ TARGET_PROFILES = {
     'spirv': ['-profile', 'spirv_1_6'],
     'dxbc': ['-profile', 'sm_5_0'],
     'dxil': ['-profile', 'sm_6_6'],
-    'metallib': ['-capability', 'metallib_3_1']
+    'metallib': ['-capability', 'metallib'],
+    'metal': ['-capability', 'metal'],
 }
 
 class ShaderEntry:
@@ -419,7 +421,7 @@ def main():
     parser = argparse.ArgumentParser(description="使用 slangc 编译着色器并生成 LLGL 渲染管线 C++ 头文件")
     parser.add_argument("--shader-list", help="着色器列表文件路径")
     parser.add_argument("--output-dir", help="输出目录")
-    parser.add_argument("--slangc", default="slangc", help="slangc 编译器路径")
+    parser.add_argument("--slangc", default="/Users/nanako/Documents/Slang/bin/slangc", help="slangc 编译器路径")
     parser.add_argument("--debug", action="store_true", help="启用调试模式编译")
     parser.add_argument("--opengl", action="store_true", help="编译 OpenGL 着色器")
     parser.add_argument("--vulkan", action="store_true", help="编译 Vulkan 着色器")
@@ -435,7 +437,8 @@ def main():
         ['spirv', args.vulkan],
         ['dxbc', args.d3d11],
         ['dxil', args.d3d12],
-        ['Metal Library Bytecode assembly', args.metal],
+        ['metallib', args.metal],
+        ['metal', args.metal],
     ]
 
     output_dir = Path(args.output_dir or "shaders")

src/core/renderer/render_buffer.h

@@ -163,6 +163,7 @@ namespace mirage {
         vertex_buffer_descriptor.miscFlags = LLGL::MiscFlags::DynamicUsage;
         vertex_buffer_descriptor.cpuAccessFlags = LLGL::CPUAccessFlags::Write;
         vertex_buffer_descriptor.vertexAttribs = in_vertex_format.attributes;
+        vertex_buffer_descriptor.stride = sizeof(T);
 
         auto vertex_buffer = std::make_shared<render_buffer>();
         vertex_buffer->init(vertex_buffer_descriptor);

src/core/renderer/render_context.cpp

@@ -44,14 +44,19 @@ namespace mirage {
         param_buffer->set(param);
 
         LLGL::PipelineLayoutDescriptor pipeline_layout_desc;
+        // pipeline_layout_desc.bindings.emplace_back(
+        //     LLGL::ResourceType::Buffer,
+        //     LLGL::BindFlags::VertexBuffer,
+        //     LLGL::StageFlags::VertexStage,
+        //     0
+        //     );
         pipeline_layout_desc.bindings.emplace_back(
             LLGL::ResourceType::Buffer,
             LLGL::BindFlags::ConstantBuffer,
-            LLGL::StageFlags::VertexStage,
-            0
+            LLGL::StageFlags::VertexStage | LLGL::StageFlags::FragmentStage,
+            1
             );
-        pipeline = generated_pipelines::create_aorii_rect_pipeline(get_renderer(), swap_chain->GetRenderPass(),
-            pipeline_layout_desc);
+        pipeline = generated_pipelines::create_aorii_rect_pipeline(get_renderer(), swap_chain->GetRenderPass(), pipeline_layout_desc);
 
         push_rectangle({0, 0}, {100, 100}, linear_color::white);
         return true;
@@ -75,16 +80,16 @@ namespace mirage {
 
         command_buffer->Begin(); {
             command_buffer->SetViewport(swap_chain->GetResolution());
-            command_buffer->SetVertexBuffer(vertex_buffer->get_raw());
+
             command_buffer->SetIndexBuffer(index_buffer->get_raw());
+            command_buffer->SetVertexBuffer(vertex_buffer->get_raw());
 
             command_buffer->BeginRenderPass(*swap_chain); {
                 command_buffer->Clear(LLGL::ClearFlags::Color, {0.1f, 0.1f, 0.2f, 1.0f});
-
                 command_buffer->SetPipelineState(*pipeline.pipeline_state);
+
                 command_buffer->SetResource(0, param_buffer->get_raw());
-
-
+                
                 command_buffer->DrawIndexed(index_buffer->get_size() / sizeof(uint32_t), 0);
             }
             command_buffer->EndRenderPass();

src/core/renderer/rendering_common.h

@@ -79,4 +79,4 @@ namespace mirage {
             return in_point.x() >= pos.x() && in_point.x() <= pos.x() + size.x() && in_point.y() >= pos.y() && in_point.y() <= pos.y() + size.y();
         }
     };
-}
+}

src/core/shaders/aorii_rect.slang

@@ -4,7 +4,7 @@ struct ParamBuffer
 {
     matrix transform;
 };
-ParameterBlock<ParamBuffer> param_buffer : register(b0);
+ParameterBlock<ParamBuffer> param_buffer : register(b1);
 
 struct PSInput {
     float4 position : SV_POSITION; // 裁剪空间坐标