277 lines
7.6 KiB
C++
277 lines
7.6 KiB
C++
#include <assets/assets_module.h>
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#include <platform/window_module.h>
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#include <renderer/render_graph.h>
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#include <renderer/renderer_module.h>
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#include <renderer/rhi_module.h>
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#include <utils/logger.h>
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namespace extra2d {
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RendererModule::RendererModule() = default;
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RendererModule::~RendererModule() = default;
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bool RendererModule::init() {
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E2D_LOG_INFO("正在初始化渲染模块...");
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// 绑定事件监听器
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onRenderBeginListener_.bind([this]() { onRenderBegin(); });
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onRenderSubmitListener_.bind(
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[this](const RenderCommand &cmd) { onRenderSubmit(cmd); });
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onRenderSetCameraListener_.bind(
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[this](const Mat4 &viewProj) { onRenderSetCamera(viewProj); });
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onRenderEndListener_.bind([this]() { onRenderEnd(); });
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onResizeListener_.bind([this](int32 w, int32 h) { onResize(w, h); });
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onShowListener_.bind([this]() { onWindowShow(); });
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E2D_LOG_INFO("渲染模块已初始化 (等待窗口显示)");
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return true;
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}
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void RendererModule::onWindowShow() {
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if (initialized_) {
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return;
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}
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E2D_LOG_INFO("正在初始化渲染模块上下文...");
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// 初始化 RHI 模块
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auto *rhiModule = RHIModule::get();
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if (!rhiModule) {
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E2D_LOG_ERROR("RHI 模块不可用");
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return;
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}
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if (!rhiModule->getDevice()) {
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// RHI 设备尚未初始化，这是正常的时序问题
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// RHIModule 会在窗口显示后初始化设备，然后再次触发此函数
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E2D_LOG_INFO("RHI 设备尚未就绪，等待 RHI 初始化...");
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return;
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}
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// 初始化渲染图
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if (!renderGraph_.initialize()) {
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E2D_LOG_ERROR("初始化渲染图失败");
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return;
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}
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commandQueue_ = renderGraph_.getCommandQueue();
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// 添加默认的几何渲染通道
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auto geometryPass = std::make_unique<GeometryRenderPass>("Geometry");
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renderGraph_.addPass(std::move(geometryPass));
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E2D_LOG_INFO("已添加默认几何渲染通道");
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auto windowModule = getModule<WindowModule>();
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if (!windowModule) {
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E2D_LOG_ERROR("窗口模块不可用");
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return;
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}
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setViewport(0, 0, static_cast<int32>(windowModule->getSize().w),
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static_cast<int32>(windowModule->getSize().h));
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initialized_ = true;
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E2D_LOG_INFO("渲染模块上下文初始化成功");
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}
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void RendererModule::shutdown() {
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E2D_LOG_INFO("正在关闭渲染模块...");
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renderGraph_.shutdown();
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commandQueue_ = nullptr;
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initialized_ = false;
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// 注意：事件监听器是值类型，会在析构时自动清理
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E2D_LOG_INFO("渲染模块关闭完成");
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}
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RHIContext *RendererModule::getRHIContext() const {
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auto *rhiModule = RHIModule::get();
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if (rhiModule && rhiModule->getDevice()) {
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return rhiModule->getDevice()->getContext();
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}
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return nullptr;
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}
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Handle<Material> RendererModule::getDefaultMaterialHandle() const {
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auto *assets = getAssets();
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return assets ? assets->getDefaultMaterial() : Handle<Material>::invalid();
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}
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Handle<Mesh> RendererModule::getDefaultQuadHandle() const {
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auto *assets = getAssets();
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return assets ? assets->getDefaultQuad() : Handle<Mesh>::invalid();
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}
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Handle<Texture> RendererModule::getDefaultTextureHandle() const {
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auto *assets = getAssets();
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return assets ? assets->getDefaultTexture() : Handle<Texture>::invalid();
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}
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void RendererModule::setViewport(int32 x, int32 y, int32 width, int32 height) {
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viewportX_ = x;
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viewportY_ = y;
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viewportWidth_ = width;
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viewportHeight_ = height;
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viewportAdapter_.update(width, height);
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// 更新渲染图输出尺寸
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renderGraph_.setOutputSize(static_cast<uint32_t>(width),
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static_cast<uint32_t>(height));
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// 通过 RHI 设置视口
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if (initialized_) {
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auto *context = getRHIContext();
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if (context) {
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auto result = viewportAdapter_.getResult();
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context->setViewport(static_cast<int32_t>(result.viewport.x),
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static_cast<int32_t>(result.viewport.y),
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static_cast<uint32_t>(result.viewport.w),
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static_cast<uint32_t>(result.viewport.h));
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}
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}
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}
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void RendererModule::clear(const Color &color, uint32 flags) {
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if (!initialized_)
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return;
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if (commandQueue_) {
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commandQueue_->submitClear(color, flags);
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}
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}
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void RendererModule::onRenderBegin() {
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if (!initialized_) {
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return;
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}
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// 重置统计
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stats_ = {};
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// 开始渲染帧 - 清空命令队列准备接收新的渲染命令
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if (commandQueue_) {
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commandQueue_->beginFrame();
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}
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// 帧开始
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}
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void RendererModule::onRenderSubmit(const RenderCommand &cmd) {
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if (!initialized_ || !commandQueue_) {
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E2D_LOG_WARN("onRenderSubmit: 渲染模块未初始化或没有命令队列");
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return;
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}
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(void)cmd; // 避免未使用警告
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// 将渲染命令转换为绘制命令提交到队列
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switch (cmd.type) {
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case RenderCommandType::DrawMesh: {
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auto *assets = getAssets();
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if (!assets)
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return;
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// 获取材质，如果没有指定则使用默认材质
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Material *material = assets->get(cmd.drawMesh.material);
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if (!material) {
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material = assets->get(assets->getDefaultMaterial());
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}
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// 获取网格，如果没有指定则使用默认四边形
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Mesh *mesh = assets->get(cmd.drawMesh.mesh);
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if (!mesh) {
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mesh = assets->get(assets->getDefaultQuad());
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}
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if (material && mesh) {
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Transform transform(cmd.drawMesh.pos, cmd.drawMesh.scale,
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cmd.drawMesh.rot);
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commandQueue_->submitDraw(Ptr<Material>(material), Ptr<Mesh>(mesh),
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transform, cmd.drawMesh.color);
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stats_.commandsSubmitted++;
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} else {
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E2D_LOG_WARN("提交绘制命令失败: 材质={}, 网格={}",
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material ? "有效" : "空", mesh ? "有效" : "空");
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}
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break;
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}
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case RenderCommandType::SetViewport: {
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setViewport(cmd.viewport.x, cmd.viewport.y, cmd.viewport.width,
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cmd.viewport.height);
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break;
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}
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case RenderCommandType::Clear: {
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clear(cmd.clear.color, cmd.clear.flags);
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break;
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}
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}
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}
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void RendererModule::onRenderSetCamera(const Mat4 &viewProj) {
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if (!initialized_) {
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return;
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}
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viewProjectionMatrix_ = viewProj;
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// 更新全局 UBO（通过 RenderGraph 的命令队列）
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// 实际的 UBO 更新会在 RenderGraph 执行时进行
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}
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void RendererModule::onRenderEnd() {
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if (!initialized_) {
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E2D_LOG_WARN("onRenderEnd: 渲染模块未初始化");
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return;
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}
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// 执行渲染图，传递视图投影矩阵
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renderGraph_.execute(0.016f, viewProjectionMatrix_);
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// 获取统计信息
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if (commandQueue_) {
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const auto &stats = commandQueue_->getStats();
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stats_.drawCalls = stats.drawCalls;
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// 每60帧输出一次统计信息
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static uint32_t frameCount = 0;
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if (++frameCount % 60 == 0) {
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E2D_LOG_INFO("渲染统计: 绘制调用={}, 三角形数={}, 顶点数={}, "
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"管线绑定={}, 纹理绑定={}, 缓冲区绑定={}",
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stats.drawCalls, stats.triangles, stats.vertices,
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stats.pipelineBinds, stats.textureBinds, stats.bufferBinds);
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}
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}
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// 渲染完成
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}
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void RendererModule::onResize(int32 width, int32 height) {
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setViewport(0, 0, width, height);
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}
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void RendererModule::executeCommand(const RenderCommand &cmd) {
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// 此方法保留用于直接执行特定命令
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// 大部分命令现在通过 RenderGraph 处理
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switch (cmd.type) {
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case RenderCommandType::SetViewport:
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setViewport(cmd.viewport.x, cmd.viewport.y, cmd.viewport.width,
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cmd.viewport.height);
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break;
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case RenderCommandType::Clear:
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clear(cmd.clear.color, cmd.clear.flags);
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break;
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default:
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break;
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}
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}
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} // namespace extra2d
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