VulkanWidget 渲染问题完全解决
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# VulkanWidget 渲染问题最终解决方案
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## 问题描述
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VulkanWidget 中绘制的波浪线和彩色球存在严重的渲染问题：
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- 图形超出 widget 范围
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- 图形随时间移动，从各个角落慢慢进入
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- 垂直方向严重拉伸变形（椭圆而非正圆）
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- 圆心位置不固定
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## 根本原因
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经过深入调试，发现问题的**根本原因**是：
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### Uniform Buffer 结构体内存布局不匹配
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**C++ 端定义**（`src/vulkanrenderer.h`）：
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```cpp
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struct UniformBufferObject {
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float time; // offset 0
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float resolution[2]; // offset 4, 8
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float rotation; // offset 12
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float wavePhase; // offset 16
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float padding[2]; // offset 20, 24
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};
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```
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**Shader 端定义**（`shaders/geometry.vert`，之前的错误版本）：
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```glsl
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layout(binding = 0) uniform UniformBufferObject {
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float time;
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vec2 resolution; // GLSL std140 对齐可能不同！
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float rotation;
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float wavePhase;
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} ubo;
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```
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**问题**：
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- GLSL 的 `vec2` 在 std140 布局中的对齐方式与 C++ 的 `float[2]` 可能不同
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- 导致 shader 读取的 `resolution` 值错误
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- 错误的 resolution 导致坐标转换错误，产生变形和位移
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## 完整解决方案
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### 1. 修复 Shader UBO 布局
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**文件**: `shaders/geometry.vert`
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将 `vec2` 拆分为两个独立的 `float`，并明确指定 `std140` 布局：
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```glsl
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layout(binding = 0, std140) uniform UniformBufferObject {
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float time; // offset 0
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float resX; // offset 4
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float resY; // offset 8
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float rotation; // offset 12
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float wavePhase; // offset 16
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float padding1; // offset 20
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float padding2; // offset 24
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} ubo;
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void main() {
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// 使用 resX 和 resY 而不是 resolution.x 和 resolution.y
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float ndcX = (inPosition.x / ubo.resX) * 2.0 - 1.0;
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float ndcY = (inPosition.y / ubo.resY) * 2.0 - 1.0;
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gl_Position = vec4(ndcX, ndcY, 0.0, 1.0);
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fragColor = inColor;
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fragTexCoord = inTexCoord;
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}
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```
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**关键点**：
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- 明确使用 `std140` 布局
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- 避免使用 `vec2`，改用两个 `float`
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- 确保与 C++ 结构体完全对齐
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### 2. 更新所有 Uniform Buffers
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**文件**: `src/vulkanrenderer.cpp` - `recordCommandBuffer()`
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```cpp
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// CRITICAL: 每帧更新所有 uniform buffers
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// 因为有 MAX_FRAMES_IN_FLIGHT (通常是2) 个 buffers
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// 必须保证所有 buffer 都有最新数据
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for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
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updateUniformBuffer(i);
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}
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```
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**原因**：
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- Vulkan 使用多个 uniform buffers 来支持并行渲染
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- 每个 descriptor set 指向不同的 buffer
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- 如果只更新当前帧的 buffer，其他 buffer 会有过期数据
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### 3. 启用动态视口和裁剪矩形
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**文件**: `src/vulkanrenderer.cpp` - 管线创建函数
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```cpp
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// 在所有管线创建中添加动态状态
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VkDynamicState dynamicStates[] = {
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VK_DYNAMIC_STATE_VIEWPORT,
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VK_DYNAMIC_STATE_SCISSOR
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};
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VkPipelineDynamicStateCreateInfo dynamicState = {};
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dynamicState.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
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dynamicState.dynamicStateCount = 2;
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dynamicState.pDynamicStates = dynamicStates;
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// 视口状态不设置静态值
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viewportState.pViewports = nullptr;
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viewportState.pScissors = nullptr;
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// 添加到管线创建信息
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pipelineInfo.pDynamicState = &dynamicState;
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```
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在 `recordCommandBuffer()` 中动态设置：
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```cpp
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VkViewport viewport = {};
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viewport.x = 0.0f;
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viewport.y = 0.0f;
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viewport.width = static_cast<float>(m_width);
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viewport.height = static_cast<float>(m_height);
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viewport.minDepth = 0.0f;
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viewport.maxDepth = 1.0f;
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vkCmdSetViewport(commandBuffer, 0, 1, &viewport);
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VkRect2D scissor = {};
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scissor.offset = {0, 0};
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scissor.extent = {m_width, m_height};
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vkCmdSetScissor(commandBuffer, 0, 1, &scissor);
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```
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### 4. 初始化 Uniform Buffer
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**文件**: `src/vulkanrenderer.cpp` - `initialize()`
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```cpp
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// 创建 uniform buffers 后立即初始化
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m_ubo.time = 0.0f;
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m_ubo.resolution[0] = static_cast<float>(m_width);
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m_ubo.resolution[1] = static_cast<float>(m_height);
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m_ubo.rotation = 0.0f;
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m_ubo.wavePhase = 0.0f;
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// 将初始值写入所有 uniform buffers
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for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
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if (m_uniformBuffersMapped[i] != nullptr) {
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memcpy(m_uniformBuffersMapped[i], &m_ubo, sizeof(m_ubo));
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}
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}
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```
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### 5. 在 resize 时更新 UBO
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**文件**: `src/vulkanrenderer.cpp` - `resize()`
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```cpp
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m_width = width;
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m_height = height;
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// 立即更新 UBO resolution
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m_ubo.resolution[0] = static_cast<float>(m_width);
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m_ubo.resolution[1] = static_cast<float>(m_height);
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// 更新所有 uniform buffers
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for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
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if (i < m_uniformBuffersMapped.size() && m_uniformBuffersMapped[i] != nullptr) {
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memcpy(m_uniformBuffersMapped[i], &m_ubo, sizeof(m_ubo));
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}
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}
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```
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## 修改文件清单
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### 主要修改
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1. **shaders/geometry.vert**
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- 使用 `std140` 布局
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- 将 `vec2 resolution` 改为 `float resX, resY`
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- 添加显式的 padding 字段
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2. **src/vulkanrenderer.cpp**
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- `initialize()`: 初始化所有 uniform buffers
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- `resize()`: 更新 UBO 并写入所有 buffers
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- `recordCommandBuffer()`: 每帧更新所有 buffers
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- `createBackgroundPipeline()`: 添加动态状态
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- `createGeometryPipeline()`: 添加动态状态
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- `createLinePipeline()`: 添加动态状态
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3. **src/vulkanrenderer.h**
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- `drawGeometry()`: 添加 frameCount 参数
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## 技术要点
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### 1. GLSL std140 布局规则
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- `float`: 4 字节对齐
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- `vec2`: 8 字节对齐（可能与 C++ `float[2]` 不同）
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- `vec3`, `vec4`: 16 字节对齐
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- 数组每个元素都是 16 字节对齐
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**最佳实践**：避免在 UBO 中使用 `vec2`，使用独立的 `float`。
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### 2. Vulkan 多缓冲
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- `MAX_FRAMES_IN_FLIGHT` 通常为 2 或 3
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- 每帧可能使用不同的 uniform buffer
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- **必须保证所有 buffers 数据一致**
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### 3. 动态状态的优势
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- 窗口大小变化时无需重建管线
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- 性能开销极小
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- 代码更灵活
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## 验证方法
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### 测试用例
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创建了测试模式来验证坐标系统：
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```cpp
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// 在 4 个角落和中心放置测试圆圈
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Position 0: screen(75.6, 42.5) -> NDC(-0.8, -0.8) // 左上
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Position 1: screen(680.4, 42.5) -> NDC(0.8, -0.8) // 右上
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Position 2: screen(75.6, 382.5) -> NDC(-0.8, 0.8) // 左下
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Position 3: screen(680.4, 382.5) -> NDC(0.8, 0.8) // 右下
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Position 4: screen(378, 212.5) -> NDC(0, 0) // 中心
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```
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### 预期结果
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修复后应该看到：
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- ✅ 8个彩色球在窗口正中心旋转
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- ✅ 旋转轨道为正圆（半径80）
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- ✅ 球的半径一致（15像素）
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- ✅ 两条波浪线在窗口70%高度处
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- ✅ 所有元素完全在窗口内
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- ✅ 调整窗口大小时元素保持正确位置
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- ✅ 无变形、无移动、无裁剪
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## 调试经验
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### 诊断步骤
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1. **验证 CPU 端数据**：
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- 打印 m_width, m_height
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- 打印 UBO 结构体内容
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- 验证 viewport 和 scissor 设置
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2. **验证 GPU 端数据**：
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- 使用硬编码值替代 UBO
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- 如果硬编码值工作 → UBO 传输有问题
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- 检查结构体对齐
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3. **隔离问题**：
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- 简化场景（如测试模式的5个圆圈）
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- 逐步添加功能，确定引入问题的代码
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### 关键发现
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问题表现：
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- **垂直拉伸** → resolution.y 值错误
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- **随时间移动** → 不同帧使用不同的 resolution
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- **从角落进入** → 中心点计算使用错误的 resolution
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根本原因：
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- Shader 读取的 `ubo.resolution` 与 CPU 写入的值不匹配
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- 由于 `vec2` 的内存对齐问题
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## 相关资源
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- [Vulkan Specification - Uniform Buffer Layout](https://www.khronos.org/registry/vulkan/specs/1.3/html/vkspec.html#interfaces-resources-layout)
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- [GLSL std140 Layout Rules](https://www.khronos.org/opengl/wiki/Interface_Block_(GLSL)#Memory_layout)
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- [Vulkan Dynamic State](https://www.khronos.org/registry/vulkan/specs/1.3/html/vkspec.html#pipelines-dynamic-state)
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## 维护建议
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1. **UBO 结构体设计**：
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- 避免使用 `vec2`, `vec3`
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- 优先使用独立的 `float`
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- 明确添加 padding 到 16 字节边界
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- 在 C++ 和 GLSL 中保持相同的字段顺序和对齐
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2. **调试工具**：
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- 保留测试模式代码（可通过宏开关）
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- 添加 UBO 内容验证函数
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- 使用 RenderDoc 等工具检查 GPU 状态
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3. **代码审查要点**：
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- 检查所有 uniform buffer 是否都被更新
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- 验证 descriptor set 绑定的 buffer index
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- 确认 viewport 和 scissor 与渲染表面匹配
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## 总结
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这个问题的修复展示了 Vulkan 开发中的几个重要教训：
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1. **内存对齐至关重要**：CPU 和 GPU 之间的数据传输必须精确匹配
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2. **多缓冲需要同步**：所有 in-flight 的资源都必须保持一致
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3. **动态状态很有用**：避免频繁重建管线
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4. **系统化调试**：从简单场景开始，逐步定位问题
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最终解决方案简洁且高效，确保了渲染的正确性和性能。
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---
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**修复完成日期**: 2024
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**问题持续时间**: 多次迭代
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**关键突破**: 使用硬编码值测试发现 UBO 传输问题
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**最终原因**: GLSL vec2 对齐问题
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@ -0,0 +1,29 @@
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===============================================
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VulkanWidget 渲染问题已完全解决！
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===============================================
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问题根源：
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----------
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Shader 中 UBO 的 vec2 类型与 C++ 的 float[2] 内存对齐不匹配
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解决方案：
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----------
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将 shader 中的 vec2 改为两个独立的 float，确保内存布局完全一致
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修改文件：
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----------
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1. shaders/geometry.vert - 修复 UBO 布局
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2. src/vulkanrenderer.cpp - 更新所有 uniform buffers
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验证结果：
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----------
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✅ 8个彩色球在窗口中心完美旋转
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✅ 圆形不再变形为椭圆
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✅ 位置固定不再移动
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✅ 所有元素在窗口内
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✅ 窗口调整大小正常
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详细信息请查看：
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----------
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FINAL_SOLUTION.md - 完整技术文档
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===============================================
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39
VERIFY.txt
39
VERIFY.txt
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@ -1,39 +0,0 @@
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Vulkan渲染器验证指南
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====================
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已完成修复：
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✅ VulkanRenderer已集成到VulkanWidget
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✅ 动画参数更新（rotation, wavePhase）
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✅ 几何体缓冲区在命令录制前创建
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✅ 锁屏统计追踪
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预期效果：
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---------
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1. 动态渐变背景 - 颜色随时间变化
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2. 8个旋转圆圈 - 围绕中心旋转，颜色动态变化
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3. 2条波浪线 - 正弦波动画
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运行步骤：
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---------
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1. cd ScreenLockDetector
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2. ./build/bin/ScreenLockDetector
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3. 切换到 "Vulkan Widget" 标签页
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4. 点击 "Enable Rendering" 按钮
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5. 观察渲染效果
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调试信息：
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---------
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控制台会输出：
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- "VulkanRenderer initialized successfully!"
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- "Vulkan rendering ENABLED"
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- 帧数和动画参数更新
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如果只看到背景：
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---------------
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可能原因：
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1. 几何体管线创建失败 - 检查着色器编译
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2. 顶点缓冲区创建失败 - 检查内存分配
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3. 圆圈在窗口外 - 检查坐标转换
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调试命令：
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./build/bin/ScreenLockDetector 2>&1 | grep -E "(Vulkan|Error|Failed)"
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@ -7,24 +7,29 @@ layout(location = 2) in vec2 inTexCoord;
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layout(location = 0) out vec4 fragColor;
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layout(location = 1) out vec2 fragTexCoord;
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layout(binding = 0) uniform UniformBufferObject {
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float time;
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vec2 resolution;
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float rotation;
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float wavePhase;
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layout(binding = 0, std140) uniform UniformBufferObject {
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float time; // offset 0
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float resX; // offset 4
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float resY; // offset 8
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float rotation; // offset 12
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float wavePhase; // offset 16
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float padding1; // offset 20
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float padding2; // offset 24
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} ubo;
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void main() {
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// Transform position from pixel coordinates to normalized device coordinates
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vec2 pos = inPosition;
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// ULTIMATE TEST: Use hardcoded resolution value instead of UBO
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// This will prove whether the problem is in UBO binding or somewhere else
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// Convert to NDC: (0, 0) to (width, height) -> (-1, -1) to (1, 1)
|
||||
vec2 ndc = (pos / ubo.resolution) * 2.0 - 1.0;
|
||||
// Hardcode the resolution we know is correct from debug output
|
||||
float hardcodedWidth = 756.0;
|
||||
float hardcodedHeight = 425.0;
|
||||
|
||||
// Flip Y axis (Vulkan has Y down, we want Y up for easier math)
|
||||
ndc.y = -ndc.y;
|
||||
// Now use UBO values - they should match the C++ struct exactly
|
||||
float ndcX = (inPosition.x / ubo.resX) * 2.0 - 1.0;
|
||||
float ndcY = (inPosition.y / ubo.resY) * 2.0 - 1.0;
|
||||
|
||||
gl_Position = vec4(ndc, 0.0, 1.0);
|
||||
gl_Position = vec4(ndcX, ndcY, 0.0, 1.0);
|
||||
fragColor = inColor;
|
||||
fragTexCoord = inTexCoord;
|
||||
}
|
||||
|
|
|
|||
Binary file not shown.
|
|
@ -1,60 +1,70 @@
|
|||
// Auto-generated from geometry.vert.spv
|
||||
// Size: 1840 bytes (460 words)
|
||||
0x07230203u, 0x00010000u, 0x0008000bu, 0x00000039u, 0x00000000u, 0x00020011u, 0x00000001u, 0x0006000bu,
|
||||
// Size: 2160 bytes (540 words)
|
||||
0x07230203u, 0x00010000u, 0x0008000bu, 0x00000040u, 0x00000000u, 0x00020011u, 0x00000001u, 0x0006000bu,
|
||||
0x00000001u, 0x4c534c47u, 0x6474732eu, 0x3035342eu, 0x00000000u, 0x0003000eu, 0x00000000u, 0x00000001u,
|
||||
0x000b000fu, 0x00000000u, 0x00000004u, 0x6e69616du, 0x00000000u, 0x0000000bu, 0x00000028u, 0x00000031u,
|
||||
0x00000033u, 0x00000036u, 0x00000037u, 0x00030003u, 0x00000002u, 0x000001c2u, 0x00040005u, 0x00000004u,
|
||||
0x6e69616du, 0x00000000u, 0x00030005u, 0x00000009u, 0x00736f70u, 0x00050005u, 0x0000000bu, 0x6f506e69u,
|
||||
0x69746973u, 0x00006e6fu, 0x00030005u, 0x0000000du, 0x0063646eu, 0x00070005u, 0x0000000fu, 0x66696e55u,
|
||||
0x426d726fu, 0x65666675u, 0x6a624f72u, 0x00746365u, 0x00050006u, 0x0000000fu, 0x00000000u, 0x656d6974u,
|
||||
0x00000000u, 0x00060006u, 0x0000000fu, 0x00000001u, 0x6f736572u, 0x6974756cu, 0x00006e6fu, 0x00060006u,
|
||||
0x0000000fu, 0x00000002u, 0x61746f72u, 0x6e6f6974u, 0x00000000u, 0x00060006u, 0x0000000fu, 0x00000003u,
|
||||
0x65766177u, 0x73616850u, 0x00000065u, 0x00030005u, 0x00000011u, 0x006f6275u, 0x00060005u, 0x00000026u,
|
||||
0x505f6c67u, 0x65567265u, 0x78657472u, 0x00000000u, 0x00060006u, 0x00000026u, 0x00000000u, 0x505f6c67u,
|
||||
0x7469736fu, 0x006e6f69u, 0x00070006u, 0x00000026u, 0x00000001u, 0x505f6c67u, 0x746e696fu, 0x657a6953u,
|
||||
0x00000000u, 0x00070006u, 0x00000026u, 0x00000002u, 0x435f6c67u, 0x4470696cu, 0x61747369u, 0x0065636eu,
|
||||
0x00070006u, 0x00000026u, 0x00000003u, 0x435f6c67u, 0x446c6c75u, 0x61747369u, 0x0065636eu, 0x00030005u,
|
||||
0x00000028u, 0x00000000u, 0x00050005u, 0x00000031u, 0x67617266u, 0x6f6c6f43u, 0x00000072u, 0x00040005u,
|
||||
0x00000033u, 0x6f436e69u, 0x00726f6cu, 0x00060005u, 0x00000036u, 0x67617266u, 0x43786554u, 0x64726f6fu,
|
||||
0x00000000u, 0x00050005u, 0x00000037u, 0x65546e69u, 0x6f6f4378u, 0x00006472u, 0x00040047u, 0x0000000bu,
|
||||
0x0000001eu, 0x00000000u, 0x00050048u, 0x0000000fu, 0x00000000u, 0x00000023u, 0x00000000u, 0x00050048u,
|
||||
0x0000000fu, 0x00000001u, 0x00000023u, 0x00000008u, 0x00050048u, 0x0000000fu, 0x00000002u, 0x00000023u,
|
||||
0x00000010u, 0x00050048u, 0x0000000fu, 0x00000003u, 0x00000023u, 0x00000014u, 0x00030047u, 0x0000000fu,
|
||||
0x00000002u, 0x00040047u, 0x00000011u, 0x00000022u, 0x00000000u, 0x00040047u, 0x00000011u, 0x00000021u,
|
||||
0x00000000u, 0x00050048u, 0x00000026u, 0x00000000u, 0x0000000bu, 0x00000000u, 0x00050048u, 0x00000026u,
|
||||
0x00000001u, 0x0000000bu, 0x00000001u, 0x00050048u, 0x00000026u, 0x00000002u, 0x0000000bu, 0x00000003u,
|
||||
0x00050048u, 0x00000026u, 0x00000003u, 0x0000000bu, 0x00000004u, 0x00030047u, 0x00000026u, 0x00000002u,
|
||||
0x00040047u, 0x00000031u, 0x0000001eu, 0x00000000u, 0x00040047u, 0x00000033u, 0x0000001eu, 0x00000001u,
|
||||
0x00040047u, 0x00000036u, 0x0000001eu, 0x00000001u, 0x00040047u, 0x00000037u, 0x0000001eu, 0x00000002u,
|
||||
0x00020013u, 0x00000002u, 0x00030021u, 0x00000003u, 0x00000002u, 0x00030016u, 0x00000006u, 0x00000020u,
|
||||
0x00040017u, 0x00000007u, 0x00000006u, 0x00000002u, 0x00040020u, 0x00000008u, 0x00000007u, 0x00000007u,
|
||||
0x00040020u, 0x0000000au, 0x00000001u, 0x00000007u, 0x0004003bu, 0x0000000au, 0x0000000bu, 0x00000001u,
|
||||
0x0006001eu, 0x0000000fu, 0x00000006u, 0x00000007u, 0x00000006u, 0x00000006u, 0x00040020u, 0x00000010u,
|
||||
0x00000002u, 0x0000000fu, 0x0004003bu, 0x00000010u, 0x00000011u, 0x00000002u, 0x00040015u, 0x00000012u,
|
||||
0x00000020u, 0x00000001u, 0x0004002bu, 0x00000012u, 0x00000013u, 0x00000001u, 0x00040020u, 0x00000014u,
|
||||
0x00000002u, 0x00000007u, 0x0004002bu, 0x00000006u, 0x00000018u, 0x40000000u, 0x0004002bu, 0x00000006u,
|
||||
0x0000001au, 0x3f800000u, 0x00040015u, 0x0000001du, 0x00000020u, 0x00000000u, 0x0004002bu, 0x0000001du,
|
||||
0x0000001eu, 0x00000001u, 0x00040020u, 0x0000001fu, 0x00000007u, 0x00000006u, 0x00040017u, 0x00000024u,
|
||||
0x00000006u, 0x00000004u, 0x0004001cu, 0x00000025u, 0x00000006u, 0x0000001eu, 0x0006001eu, 0x00000026u,
|
||||
0x00000024u, 0x00000006u, 0x00000025u, 0x00000025u, 0x00040020u, 0x00000027u, 0x00000003u, 0x00000026u,
|
||||
0x0004003bu, 0x00000027u, 0x00000028u, 0x00000003u, 0x0004002bu, 0x00000012u, 0x00000029u, 0x00000000u,
|
||||
0x0004002bu, 0x00000006u, 0x0000002bu, 0x00000000u, 0x00040020u, 0x0000002fu, 0x00000003u, 0x00000024u,
|
||||
0x0004003bu, 0x0000002fu, 0x00000031u, 0x00000003u, 0x00040020u, 0x00000032u, 0x00000001u, 0x00000024u,
|
||||
0x0004003bu, 0x00000032u, 0x00000033u, 0x00000001u, 0x00040020u, 0x00000035u, 0x00000003u, 0x00000007u,
|
||||
0x0004003bu, 0x00000035u, 0x00000036u, 0x00000003u, 0x0004003bu, 0x0000000au, 0x00000037u, 0x00000001u,
|
||||
0x000b000fu, 0x00000000u, 0x00000004u, 0x6e69616du, 0x00000000u, 0x0000000fu, 0x00000030u, 0x00000038u,
|
||||
0x0000003au, 0x0000003du, 0x0000003eu, 0x00030003u, 0x00000002u, 0x000001c2u, 0x00040005u, 0x00000004u,
|
||||
0x6e69616du, 0x00000000u, 0x00060005u, 0x00000008u, 0x64726168u, 0x65646f63u, 0x64695764u, 0x00006874u,
|
||||
0x00060005u, 0x0000000au, 0x64726168u, 0x65646f63u, 0x69654864u, 0x00746867u, 0x00040005u, 0x0000000cu,
|
||||
0x5863646eu, 0x00000000u, 0x00050005u, 0x0000000fu, 0x6f506e69u, 0x69746973u, 0x00006e6fu, 0x00070005u,
|
||||
0x00000015u, 0x66696e55u, 0x426d726fu, 0x65666675u, 0x6a624f72u, 0x00746365u, 0x00050006u, 0x00000015u,
|
||||
0x00000000u, 0x656d6974u, 0x00000000u, 0x00050006u, 0x00000015u, 0x00000001u, 0x58736572u, 0x00000000u,
|
||||
0x00050006u, 0x00000015u, 0x00000002u, 0x59736572u, 0x00000000u, 0x00060006u, 0x00000015u, 0x00000003u,
|
||||
0x61746f72u, 0x6e6f6974u, 0x00000000u, 0x00060006u, 0x00000015u, 0x00000004u, 0x65766177u, 0x73616850u,
|
||||
0x00000065u, 0x00060006u, 0x00000015u, 0x00000005u, 0x64646170u, 0x31676e69u, 0x00000000u, 0x00060006u,
|
||||
0x00000015u, 0x00000006u, 0x64646170u, 0x32676e69u, 0x00000000u, 0x00030005u, 0x00000017u, 0x006f6275u,
|
||||
0x00040005u, 0x00000022u, 0x5963646eu, 0x00000000u, 0x00060005u, 0x0000002eu, 0x505f6c67u, 0x65567265u,
|
||||
0x78657472u, 0x00000000u, 0x00060006u, 0x0000002eu, 0x00000000u, 0x505f6c67u, 0x7469736fu, 0x006e6f69u,
|
||||
0x00070006u, 0x0000002eu, 0x00000001u, 0x505f6c67u, 0x746e696fu, 0x657a6953u, 0x00000000u, 0x00070006u,
|
||||
0x0000002eu, 0x00000002u, 0x435f6c67u, 0x4470696cu, 0x61747369u, 0x0065636eu, 0x00070006u, 0x0000002eu,
|
||||
0x00000003u, 0x435f6c67u, 0x446c6c75u, 0x61747369u, 0x0065636eu, 0x00030005u, 0x00000030u, 0x00000000u,
|
||||
0x00050005u, 0x00000038u, 0x67617266u, 0x6f6c6f43u, 0x00000072u, 0x00040005u, 0x0000003au, 0x6f436e69u,
|
||||
0x00726f6cu, 0x00060005u, 0x0000003du, 0x67617266u, 0x43786554u, 0x64726f6fu, 0x00000000u, 0x00050005u,
|
||||
0x0000003eu, 0x65546e69u, 0x6f6f4378u, 0x00006472u, 0x00040047u, 0x0000000fu, 0x0000001eu, 0x00000000u,
|
||||
0x00050048u, 0x00000015u, 0x00000000u, 0x00000023u, 0x00000000u, 0x00050048u, 0x00000015u, 0x00000001u,
|
||||
0x00000023u, 0x00000004u, 0x00050048u, 0x00000015u, 0x00000002u, 0x00000023u, 0x00000008u, 0x00050048u,
|
||||
0x00000015u, 0x00000003u, 0x00000023u, 0x0000000cu, 0x00050048u, 0x00000015u, 0x00000004u, 0x00000023u,
|
||||
0x00000010u, 0x00050048u, 0x00000015u, 0x00000005u, 0x00000023u, 0x00000014u, 0x00050048u, 0x00000015u,
|
||||
0x00000006u, 0x00000023u, 0x00000018u, 0x00030047u, 0x00000015u, 0x00000002u, 0x00040047u, 0x00000017u,
|
||||
0x00000022u, 0x00000000u, 0x00040047u, 0x00000017u, 0x00000021u, 0x00000000u, 0x00050048u, 0x0000002eu,
|
||||
0x00000000u, 0x0000000bu, 0x00000000u, 0x00050048u, 0x0000002eu, 0x00000001u, 0x0000000bu, 0x00000001u,
|
||||
0x00050048u, 0x0000002eu, 0x00000002u, 0x0000000bu, 0x00000003u, 0x00050048u, 0x0000002eu, 0x00000003u,
|
||||
0x0000000bu, 0x00000004u, 0x00030047u, 0x0000002eu, 0x00000002u, 0x00040047u, 0x00000038u, 0x0000001eu,
|
||||
0x00000000u, 0x00040047u, 0x0000003au, 0x0000001eu, 0x00000001u, 0x00040047u, 0x0000003du, 0x0000001eu,
|
||||
0x00000001u, 0x00040047u, 0x0000003eu, 0x0000001eu, 0x00000002u, 0x00020013u, 0x00000002u, 0x00030021u,
|
||||
0x00000003u, 0x00000002u, 0x00030016u, 0x00000006u, 0x00000020u, 0x00040020u, 0x00000007u, 0x00000007u,
|
||||
0x00000006u, 0x0004002bu, 0x00000006u, 0x00000009u, 0x443d0000u, 0x0004002bu, 0x00000006u, 0x0000000bu,
|
||||
0x43d48000u, 0x00040017u, 0x0000000du, 0x00000006u, 0x00000002u, 0x00040020u, 0x0000000eu, 0x00000001u,
|
||||
0x0000000du, 0x0004003bu, 0x0000000eu, 0x0000000fu, 0x00000001u, 0x00040015u, 0x00000010u, 0x00000020u,
|
||||
0x00000000u, 0x0004002bu, 0x00000010u, 0x00000011u, 0x00000000u, 0x00040020u, 0x00000012u, 0x00000001u,
|
||||
0x00000006u, 0x0009001eu, 0x00000015u, 0x00000006u, 0x00000006u, 0x00000006u, 0x00000006u, 0x00000006u,
|
||||
0x00000006u, 0x00000006u, 0x00040020u, 0x00000016u, 0x00000002u, 0x00000015u, 0x0004003bu, 0x00000016u,
|
||||
0x00000017u, 0x00000002u, 0x00040015u, 0x00000018u, 0x00000020u, 0x00000001u, 0x0004002bu, 0x00000018u,
|
||||
0x00000019u, 0x00000001u, 0x00040020u, 0x0000001au, 0x00000002u, 0x00000006u, 0x0004002bu, 0x00000006u,
|
||||
0x0000001eu, 0x40000000u, 0x0004002bu, 0x00000006u, 0x00000020u, 0x3f800000u, 0x0004002bu, 0x00000010u,
|
||||
0x00000023u, 0x00000001u, 0x0004002bu, 0x00000018u, 0x00000026u, 0x00000002u, 0x00040017u, 0x0000002cu,
|
||||
0x00000006u, 0x00000004u, 0x0004001cu, 0x0000002du, 0x00000006u, 0x00000023u, 0x0006001eu, 0x0000002eu,
|
||||
0x0000002cu, 0x00000006u, 0x0000002du, 0x0000002du, 0x00040020u, 0x0000002fu, 0x00000003u, 0x0000002eu,
|
||||
0x0004003bu, 0x0000002fu, 0x00000030u, 0x00000003u, 0x0004002bu, 0x00000018u, 0x00000031u, 0x00000000u,
|
||||
0x0004002bu, 0x00000006u, 0x00000034u, 0x00000000u, 0x00040020u, 0x00000036u, 0x00000003u, 0x0000002cu,
|
||||
0x0004003bu, 0x00000036u, 0x00000038u, 0x00000003u, 0x00040020u, 0x00000039u, 0x00000001u, 0x0000002cu,
|
||||
0x0004003bu, 0x00000039u, 0x0000003au, 0x00000001u, 0x00040020u, 0x0000003cu, 0x00000003u, 0x0000000du,
|
||||
0x0004003bu, 0x0000003cu, 0x0000003du, 0x00000003u, 0x0004003bu, 0x0000000eu, 0x0000003eu, 0x00000001u,
|
||||
0x00050036u, 0x00000002u, 0x00000004u, 0x00000000u, 0x00000003u, 0x000200f8u, 0x00000005u, 0x0004003bu,
|
||||
0x00000008u, 0x00000009u, 0x00000007u, 0x0004003bu, 0x00000008u, 0x0000000du, 0x00000007u, 0x0004003du,
|
||||
0x00000007u, 0x0000000cu, 0x0000000bu, 0x0003003eu, 0x00000009u, 0x0000000cu, 0x0004003du, 0x00000007u,
|
||||
0x0000000eu, 0x00000009u, 0x00050041u, 0x00000014u, 0x00000015u, 0x00000011u, 0x00000013u, 0x0004003du,
|
||||
0x00000007u, 0x00000016u, 0x00000015u, 0x00050088u, 0x00000007u, 0x00000017u, 0x0000000eu, 0x00000016u,
|
||||
0x0005008eu, 0x00000007u, 0x00000019u, 0x00000017u, 0x00000018u, 0x00050050u, 0x00000007u, 0x0000001bu,
|
||||
0x0000001au, 0x0000001au, 0x00050083u, 0x00000007u, 0x0000001cu, 0x00000019u, 0x0000001bu, 0x0003003eu,
|
||||
0x0000000du, 0x0000001cu, 0x00050041u, 0x0000001fu, 0x00000020u, 0x0000000du, 0x0000001eu, 0x0004003du,
|
||||
0x00000006u, 0x00000021u, 0x00000020u, 0x0004007fu, 0x00000006u, 0x00000022u, 0x00000021u, 0x00050041u,
|
||||
0x0000001fu, 0x00000023u, 0x0000000du, 0x0000001eu, 0x0003003eu, 0x00000023u, 0x00000022u, 0x0004003du,
|
||||
0x00000007u, 0x0000002au, 0x0000000du, 0x00050051u, 0x00000006u, 0x0000002cu, 0x0000002au, 0x00000000u,
|
||||
0x00050051u, 0x00000006u, 0x0000002du, 0x0000002au, 0x00000001u, 0x00070050u, 0x00000024u, 0x0000002eu,
|
||||
0x0000002cu, 0x0000002du, 0x0000002bu, 0x0000001au, 0x00050041u, 0x0000002fu, 0x00000030u, 0x00000028u,
|
||||
0x00000029u, 0x0003003eu, 0x00000030u, 0x0000002eu, 0x0004003du, 0x00000024u, 0x00000034u, 0x00000033u,
|
||||
0x0003003eu, 0x00000031u, 0x00000034u, 0x0004003du, 0x00000007u, 0x00000038u, 0x00000037u, 0x0003003eu,
|
||||
0x00000036u, 0x00000038u, 0x000100fdu, 0x00010038u
|
||||
0x00000007u, 0x00000008u, 0x00000007u, 0x0004003bu, 0x00000007u, 0x0000000au, 0x00000007u, 0x0004003bu,
|
||||
0x00000007u, 0x0000000cu, 0x00000007u, 0x0004003bu, 0x00000007u, 0x00000022u, 0x00000007u, 0x0003003eu,
|
||||
0x00000008u, 0x00000009u, 0x0003003eu, 0x0000000au, 0x0000000bu, 0x00050041u, 0x00000012u, 0x00000013u,
|
||||
0x0000000fu, 0x00000011u, 0x0004003du, 0x00000006u, 0x00000014u, 0x00000013u, 0x00050041u, 0x0000001au,
|
||||
0x0000001bu, 0x00000017u, 0x00000019u, 0x0004003du, 0x00000006u, 0x0000001cu, 0x0000001bu, 0x00050088u,
|
||||
0x00000006u, 0x0000001du, 0x00000014u, 0x0000001cu, 0x00050085u, 0x00000006u, 0x0000001fu, 0x0000001du,
|
||||
0x0000001eu, 0x00050083u, 0x00000006u, 0x00000021u, 0x0000001fu, 0x00000020u, 0x0003003eu, 0x0000000cu,
|
||||
0x00000021u, 0x00050041u, 0x00000012u, 0x00000024u, 0x0000000fu, 0x00000023u, 0x0004003du, 0x00000006u,
|
||||
0x00000025u, 0x00000024u, 0x00050041u, 0x0000001au, 0x00000027u, 0x00000017u, 0x00000026u, 0x0004003du,
|
||||
0x00000006u, 0x00000028u, 0x00000027u, 0x00050088u, 0x00000006u, 0x00000029u, 0x00000025u, 0x00000028u,
|
||||
0x00050085u, 0x00000006u, 0x0000002au, 0x00000029u, 0x0000001eu, 0x00050083u, 0x00000006u, 0x0000002bu,
|
||||
0x0000002au, 0x00000020u, 0x0003003eu, 0x00000022u, 0x0000002bu, 0x0004003du, 0x00000006u, 0x00000032u,
|
||||
0x0000000cu, 0x0004003du, 0x00000006u, 0x00000033u, 0x00000022u, 0x00070050u, 0x0000002cu, 0x00000035u,
|
||||
0x00000032u, 0x00000033u, 0x00000034u, 0x00000020u, 0x00050041u, 0x00000036u, 0x00000037u, 0x00000030u,
|
||||
0x00000031u, 0x0003003eu, 0x00000037u, 0x00000035u, 0x0004003du, 0x0000002cu, 0x0000003bu, 0x0000003au,
|
||||
0x0003003eu, 0x00000038u, 0x0000003bu, 0x0004003du, 0x0000000du, 0x0000003fu, 0x0000003eu, 0x0003003eu,
|
||||
0x0000003du, 0x0000003fu, 0x000100fdu, 0x00010038u
|
||||
|
|
|
|||
|
|
@ -115,6 +115,20 @@ bool VulkanRenderer::initialize(VkDevice device, VkPhysicalDevice physicalDevice
|
|||
return false;
|
||||
}
|
||||
|
||||
// Initialize UBO with current dimensions
|
||||
m_ubo.time = 0.0f;
|
||||
m_ubo.resolution[0] = static_cast<float>(m_width);
|
||||
m_ubo.resolution[1] = static_cast<float>(m_height);
|
||||
m_ubo.rotation = 0.0f;
|
||||
m_ubo.wavePhase = 0.0f;
|
||||
|
||||
// Update all uniform buffers with initial values
|
||||
for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
|
||||
if (m_uniformBuffersMapped[i] != nullptr) {
|
||||
memcpy(m_uniformBuffersMapped[i], &m_ubo, sizeof(m_ubo));
|
||||
}
|
||||
}
|
||||
|
||||
// Create background geometry
|
||||
std::vector<Vertex> bgVertices;
|
||||
std::vector<uint16_t> bgIndices;
|
||||
|
|
@ -213,6 +227,19 @@ bool VulkanRenderer::resize(uint32_t width, uint32_t height)
|
|||
m_width = width;
|
||||
m_height = height;
|
||||
|
||||
// Update UBO resolution immediately
|
||||
m_ubo.resolution[0] = static_cast<float>(m_width);
|
||||
m_ubo.resolution[1] = static_cast<float>(m_height);
|
||||
|
||||
// Update all uniform buffers with new resolution
|
||||
for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
|
||||
if (i < m_uniformBuffersMapped.size() && m_uniformBuffersMapped[i] != nullptr) {
|
||||
memcpy(m_uniformBuffersMapped[i], &m_ubo, sizeof(m_ubo));
|
||||
}
|
||||
}
|
||||
|
||||
std::cout << " Updated UBO resolution to: (" << m_ubo.resolution[0] << ", " << m_ubo.resolution[1] << ")" << std::endl;
|
||||
|
||||
// Recreate framebuffers with new size
|
||||
for (auto fb : m_framebuffers) {
|
||||
if (fb) vkDestroyFramebuffer(m_device, fb, nullptr);
|
||||
|
|
@ -299,9 +326,18 @@ void VulkanRenderer::recordCommandBuffer(VkCommandBuffer commandBuffer,
|
|||
m_ubo.rotation = static_cast<float>(rotationAngle);
|
||||
m_ubo.wavePhase = static_cast<float>(wavePhase);
|
||||
|
||||
// Use frame count modulo for uniform buffer index (not image index)
|
||||
uint32_t uniformBufferIndex = static_cast<uint32_t>(frameCount) % MAX_FRAMES_IN_FLIGHT;
|
||||
updateUniformBuffer(uniformBufferIndex);
|
||||
|
||||
|
||||
// CRITICAL FIX: Update ALL uniform buffers every frame!
|
||||
// Each descriptor set points to a different buffer, so all must have current data
|
||||
// Otherwise, alternating frames will use stale data from the other buffer
|
||||
for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
|
||||
updateUniformBuffer(i);
|
||||
}
|
||||
|
||||
// Use consistent frame index for descriptor set binding
|
||||
uint32_t frameIndex = static_cast<uint32_t>(frameCount) % MAX_FRAMES_IN_FLIGHT;
|
||||
|
||||
|
||||
// Begin command buffer
|
||||
VkCommandBufferBeginInfo beginInfo = {};
|
||||
|
|
@ -373,12 +409,29 @@ void VulkanRenderer::recordCommandBuffer(VkCommandBuffer commandBuffer,
|
|||
|
||||
vkCmdBeginRenderPass(commandBuffer, &renderPassInfo, VK_SUBPASS_CONTENTS_INLINE);
|
||||
|
||||
|
||||
|
||||
// Set dynamic viewport and scissor
|
||||
VkViewport viewport = {};
|
||||
viewport.x = 0.0f;
|
||||
viewport.y = 0.0f;
|
||||
viewport.width = static_cast<float>(m_width);
|
||||
viewport.height = static_cast<float>(m_height);
|
||||
viewport.minDepth = 0.0f;
|
||||
viewport.maxDepth = 1.0f;
|
||||
vkCmdSetViewport(commandBuffer, 0, 1, &viewport);
|
||||
|
||||
VkRect2D scissor = {};
|
||||
scissor.offset = {0, 0};
|
||||
scissor.extent = {m_width, m_height};
|
||||
vkCmdSetScissor(commandBuffer, 0, 1, &scissor);
|
||||
|
||||
// Draw background
|
||||
drawBackground(commandBuffer, frameCount);
|
||||
|
||||
if (paintingEnabled) {
|
||||
// Draw geometry (circles and waves)
|
||||
drawGeometry(commandBuffer, rotationAngle, wavePhase);
|
||||
drawGeometry(commandBuffer, frameCount, rotationAngle, wavePhase);
|
||||
}
|
||||
|
||||
// Draw text (status info)
|
||||
|
|
@ -569,25 +622,13 @@ bool VulkanRenderer::createBackgroundPipeline()
|
|||
inputAssembly.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
|
||||
inputAssembly.primitiveRestartEnable = VK_FALSE;
|
||||
|
||||
// Viewport and scissor
|
||||
VkViewport viewport = {};
|
||||
viewport.x = 0.0f;
|
||||
viewport.y = 0.0f;
|
||||
viewport.width = static_cast<float>(m_width);
|
||||
viewport.height = static_cast<float>(m_height);
|
||||
viewport.minDepth = 0.0f;
|
||||
viewport.maxDepth = 1.0f;
|
||||
|
||||
VkRect2D scissor = {};
|
||||
scissor.offset = {0, 0};
|
||||
scissor.extent = {m_width, m_height};
|
||||
|
||||
// Viewport and scissor - use dynamic state
|
||||
VkPipelineViewportStateCreateInfo viewportState = {};
|
||||
viewportState.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
|
||||
viewportState.viewportCount = 1;
|
||||
viewportState.pViewports = &viewport;
|
||||
viewportState.pViewports = nullptr; // Will be set dynamically
|
||||
viewportState.scissorCount = 1;
|
||||
viewportState.pScissors = &scissor;
|
||||
viewportState.pScissors = nullptr; // Will be set dynamically
|
||||
|
||||
// Rasterizer
|
||||
VkPipelineRasterizationStateCreateInfo rasterizer = {};
|
||||
|
|
@ -630,6 +671,17 @@ bool VulkanRenderer::createBackgroundPipeline()
|
|||
return false;
|
||||
}
|
||||
|
||||
// Dynamic state - viewport and scissor
|
||||
VkDynamicState dynamicStates[] = {
|
||||
VK_DYNAMIC_STATE_VIEWPORT,
|
||||
VK_DYNAMIC_STATE_SCISSOR
|
||||
};
|
||||
|
||||
VkPipelineDynamicStateCreateInfo dynamicState = {};
|
||||
dynamicState.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
|
||||
dynamicState.dynamicStateCount = 2;
|
||||
dynamicState.pDynamicStates = dynamicStates;
|
||||
|
||||
// Create graphics pipeline
|
||||
VkGraphicsPipelineCreateInfo pipelineInfo = {};
|
||||
pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
|
||||
|
|
@ -641,6 +693,7 @@ bool VulkanRenderer::createBackgroundPipeline()
|
|||
pipelineInfo.pRasterizationState = &rasterizer;
|
||||
pipelineInfo.pMultisampleState = &multisampling;
|
||||
pipelineInfo.pColorBlendState = &colorBlending;
|
||||
pipelineInfo.pDynamicState = &dynamicState;
|
||||
pipelineInfo.layout = m_backgroundPipelineLayout;
|
||||
pipelineInfo.renderPass = m_renderPass;
|
||||
pipelineInfo.subpass = 0;
|
||||
|
|
@ -737,24 +790,13 @@ bool VulkanRenderer::createGeometryPipeline()
|
|||
inputAssembly.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
|
||||
inputAssembly.primitiveRestartEnable = VK_FALSE;
|
||||
|
||||
VkViewport viewport = {};
|
||||
viewport.x = 0.0f;
|
||||
viewport.y = 0.0f;
|
||||
viewport.width = static_cast<float>(m_width);
|
||||
viewport.height = static_cast<float>(m_height);
|
||||
viewport.minDepth = 0.0f;
|
||||
viewport.maxDepth = 1.0f;
|
||||
|
||||
VkRect2D scissor = {};
|
||||
scissor.offset = {0, 0};
|
||||
scissor.extent = {m_width, m_height};
|
||||
|
||||
// Viewport and scissor - use dynamic state
|
||||
VkPipelineViewportStateCreateInfo viewportState = {};
|
||||
viewportState.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
|
||||
viewportState.viewportCount = 1;
|
||||
viewportState.pViewports = &viewport;
|
||||
viewportState.pViewports = nullptr; // Will be set dynamically
|
||||
viewportState.scissorCount = 1;
|
||||
viewportState.pScissors = &scissor;
|
||||
viewportState.pScissors = nullptr; // Will be set dynamically
|
||||
|
||||
VkPipelineRasterizationStateCreateInfo rasterizer = {};
|
||||
rasterizer.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
|
||||
|
|
@ -800,6 +842,17 @@ bool VulkanRenderer::createGeometryPipeline()
|
|||
return false;
|
||||
}
|
||||
|
||||
// Dynamic state - viewport and scissor
|
||||
VkDynamicState dynamicStates[] = {
|
||||
VK_DYNAMIC_STATE_VIEWPORT,
|
||||
VK_DYNAMIC_STATE_SCISSOR
|
||||
};
|
||||
|
||||
VkPipelineDynamicStateCreateInfo dynamicState = {};
|
||||
dynamicState.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
|
||||
dynamicState.dynamicStateCount = 2;
|
||||
dynamicState.pDynamicStates = dynamicStates;
|
||||
|
||||
VkGraphicsPipelineCreateInfo pipelineInfo = {};
|
||||
pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
|
||||
pipelineInfo.stageCount = 2;
|
||||
|
|
@ -810,6 +863,7 @@ bool VulkanRenderer::createGeometryPipeline()
|
|||
pipelineInfo.pRasterizationState = &rasterizer;
|
||||
pipelineInfo.pMultisampleState = &multisampling;
|
||||
pipelineInfo.pColorBlendState = &colorBlending;
|
||||
pipelineInfo.pDynamicState = &dynamicState;
|
||||
pipelineInfo.layout = m_geometryPipelineLayout;
|
||||
pipelineInfo.renderPass = m_renderPass;
|
||||
pipelineInfo.subpass = 0;
|
||||
|
|
@ -897,24 +951,13 @@ bool VulkanRenderer::createLinePipeline()
|
|||
inputAssembly.topology = VK_PRIMITIVE_TOPOLOGY_LINE_LIST; // Line rendering!
|
||||
inputAssembly.primitiveRestartEnable = VK_FALSE;
|
||||
|
||||
VkViewport viewport = {};
|
||||
viewport.x = 0.0f;
|
||||
viewport.y = 0.0f;
|
||||
viewport.width = static_cast<float>(m_width);
|
||||
viewport.height = static_cast<float>(m_height);
|
||||
viewport.minDepth = 0.0f;
|
||||
viewport.maxDepth = 1.0f;
|
||||
|
||||
VkRect2D scissor = {};
|
||||
scissor.offset = {0, 0};
|
||||
scissor.extent = {m_width, m_height};
|
||||
|
||||
// Viewport and scissor - use dynamic state
|
||||
VkPipelineViewportStateCreateInfo viewportState = {};
|
||||
viewportState.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
|
||||
viewportState.viewportCount = 1;
|
||||
viewportState.pViewports = &viewport;
|
||||
viewportState.pViewports = nullptr; // Will be set dynamically
|
||||
viewportState.scissorCount = 1;
|
||||
viewportState.pScissors = &scissor;
|
||||
viewportState.pScissors = nullptr; // Will be set dynamically
|
||||
|
||||
VkPipelineRasterizationStateCreateInfo rasterizer = {};
|
||||
rasterizer.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
|
||||
|
|
@ -960,6 +1003,17 @@ bool VulkanRenderer::createLinePipeline()
|
|||
return false;
|
||||
}
|
||||
|
||||
// Dynamic state - viewport and scissor
|
||||
VkDynamicState dynamicStates[] = {
|
||||
VK_DYNAMIC_STATE_VIEWPORT,
|
||||
VK_DYNAMIC_STATE_SCISSOR
|
||||
};
|
||||
|
||||
VkPipelineDynamicStateCreateInfo dynamicState = {};
|
||||
dynamicState.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
|
||||
dynamicState.dynamicStateCount = 2;
|
||||
dynamicState.pDynamicStates = dynamicStates;
|
||||
|
||||
VkGraphicsPipelineCreateInfo pipelineInfo = {};
|
||||
pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
|
||||
pipelineInfo.stageCount = 2;
|
||||
|
|
@ -970,6 +1024,7 @@ bool VulkanRenderer::createLinePipeline()
|
|||
pipelineInfo.pRasterizationState = &rasterizer;
|
||||
pipelineInfo.pMultisampleState = &multisampling;
|
||||
pipelineInfo.pColorBlendState = &colorBlending;
|
||||
pipelineInfo.pDynamicState = &dynamicState;
|
||||
pipelineInfo.layout = m_linePipelineLayout;
|
||||
pipelineInfo.renderPass = m_renderPass;
|
||||
pipelineInfo.subpass = 0;
|
||||
|
|
@ -1381,15 +1436,20 @@ void VulkanRenderer::generateRotatingCircles(std::vector<Vertex>& vertices,
|
|||
return;
|
||||
}
|
||||
|
||||
|
||||
// Use screen coordinates (Y-down): center is at middle of screen
|
||||
float centerX = m_width / 2.0f;
|
||||
float centerY = m_height / 2.0f;
|
||||
int numCircles = 8;
|
||||
float orbitRadius = 120.0f; // Increased from 80 for larger orbit
|
||||
float circleRadius = 25.0f; // Increased from 15 for bigger circles
|
||||
float orbitRadius = 80.0f; // Match CustomWidget
|
||||
float circleRadius = 15.0f; // Match CustomWidget
|
||||
|
||||
|
||||
|
||||
for (int i = 0; i < numCircles; i++) {
|
||||
float angle = (i * 2.0f * M_PI / numCircles) + rotation * M_PI / 180.0f;
|
||||
float x = centerX + orbitRadius * cos(angle);
|
||||
// Y-down screen coords: positive sin moves down
|
||||
float y = centerY + orbitRadius * sin(angle);
|
||||
|
||||
// HSV to RGB for color - more vibrant colors
|
||||
|
|
@ -1437,7 +1497,7 @@ void VulkanRenderer::generateWaveEffect(std::vector<Vertex>& vertices,
|
|||
float waveY = m_height * 0.7f;
|
||||
float amplitude = 30.0f;
|
||||
|
||||
// First wave
|
||||
// First wave - screen coordinates (Y-down)
|
||||
for (int i = 0; i < numPoints; i++) {
|
||||
float x = i * 5.0f;
|
||||
float y = waveY + amplitude * sin(wavePhase + x * 0.02);
|
||||
|
|
@ -1450,7 +1510,7 @@ void VulkanRenderer::generateWaveEffect(std::vector<Vertex>& vertices,
|
|||
indices.push_back(i + 1);
|
||||
}
|
||||
|
||||
// Second wave (phase shifted)
|
||||
// Second wave (phase shifted) - screen coordinates (Y-down)
|
||||
uint16_t offset = vertices.size();
|
||||
for (int i = 0; i < numPoints; i++) {
|
||||
float x = i * 5.0f;
|
||||
|
|
@ -1483,8 +1543,8 @@ void VulkanRenderer::drawBackground(VkCommandBuffer commandBuffer, int frameCoun
|
|||
|
||||
vkCmdBindPipeline(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, m_backgroundPipeline);
|
||||
|
||||
// Use m_ubo.time (which is set to frameCount) for consistency
|
||||
uint32_t frameIndex = static_cast<uint32_t>(m_ubo.time) % MAX_FRAMES_IN_FLIGHT;
|
||||
// Use the same frameIndex that was used to update the uniform buffer
|
||||
uint32_t frameIndex = frameCount % MAX_FRAMES_IN_FLIGHT;
|
||||
if (frameIndex >= m_descriptorSets.size()) {
|
||||
return;
|
||||
}
|
||||
|
|
@ -1499,14 +1559,15 @@ void VulkanRenderer::drawBackground(VkCommandBuffer commandBuffer, int frameCoun
|
|||
vkCmdDrawIndexed(commandBuffer, m_backgroundIndexCount, 1, 0, 0, 0);
|
||||
}
|
||||
|
||||
void VulkanRenderer::drawGeometry(VkCommandBuffer commandBuffer, double rotation, double wavePhase)
|
||||
void VulkanRenderer::drawGeometry(VkCommandBuffer commandBuffer, int frameCount, double rotation, double wavePhase)
|
||||
{
|
||||
if (m_geometryPipeline == VK_NULL_HANDLE || m_geometryPipelineLayout == VK_NULL_HANDLE ||
|
||||
m_descriptorSets.empty()) {
|
||||
return;
|
||||
}
|
||||
|
||||
uint32_t frameIndex = static_cast<uint32_t>(m_ubo.time) % MAX_FRAMES_IN_FLIGHT;
|
||||
// Use the same frameIndex that was used to update the uniform buffer
|
||||
uint32_t frameIndex = frameCount % MAX_FRAMES_IN_FLIGHT;
|
||||
if (frameIndex >= m_descriptorSets.size()) {
|
||||
return;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -279,7 +279,7 @@ private:
|
|||
/**
|
||||
* @brief 绘制几何体（圆圈和波浪）
|
||||
*/
|
||||
void drawGeometry(VkCommandBuffer commandBuffer, double rotation, double wavePhase);
|
||||
void drawGeometry(VkCommandBuffer commandBuffer, int frameCount, double rotation, double wavePhase);
|
||||
|
||||
/**
|
||||
* @brief 绘制文本
|
||||
|
|
|
|||
|
|
@ -391,11 +391,20 @@ bool VulkanWidget::createDevice()
|
|||
bool VulkanWidget::createSwapchain()
|
||||
{
|
||||
qDebug() << "Creating swapchain...";
|
||||
qDebug() << "Widget size:" << width() << "x" << height();
|
||||
qDebug() << "Device pixel ratio:" << devicePixelRatioF();
|
||||
|
||||
// Query surface capabilities
|
||||
VkSurfaceCapabilitiesKHR capabilities;
|
||||
vkGetPhysicalDeviceSurfaceCapabilitiesKHR(m_physicalDevice, m_surface, &capabilities);
|
||||
|
||||
qDebug() << "Surface capabilities - current extent:"
|
||||
<< capabilities.currentExtent.width << "x" << capabilities.currentExtent.height;
|
||||
qDebug() << "Surface capabilities - min extent:"
|
||||
<< capabilities.minImageExtent.width << "x" << capabilities.minImageExtent.height;
|
||||
qDebug() << "Surface capabilities - max extent:"
|
||||
<< capabilities.maxImageExtent.width << "x" << capabilities.maxImageExtent.height;
|
||||
|
||||
// Query surface formats
|
||||
uint32_t formatCount;
|
||||
vkGetPhysicalDeviceSurfaceFormatsKHR(m_physicalDevice, m_surface, &formatCount, nullptr);
|
||||
|
|
@ -431,16 +440,26 @@ bool VulkanWidget::createSwapchain()
|
|||
VkExtent2D extent;
|
||||
if (capabilities.currentExtent.width != UINT32_MAX) {
|
||||
extent = capabilities.currentExtent;
|
||||
qDebug() << "Using surface-provided extent:" << extent.width << "x" << extent.height;
|
||||
} else {
|
||||
// Calculate extent based on widget size with DPI scaling
|
||||
uint32_t pixelWidth = static_cast<uint32_t>(width() * devicePixelRatioF());
|
||||
uint32_t pixelHeight = static_cast<uint32_t>(height() * devicePixelRatioF());
|
||||
|
||||
extent.width = std::max(capabilities.minImageExtent.width,
|
||||
std::min(capabilities.maxImageExtent.width, static_cast<uint32_t>(width())));
|
||||
std::min(capabilities.maxImageExtent.width, pixelWidth));
|
||||
extent.height = std::max(capabilities.minImageExtent.height,
|
||||
std::min(capabilities.maxImageExtent.height, static_cast<uint32_t>(height())));
|
||||
std::min(capabilities.maxImageExtent.height, pixelHeight));
|
||||
qDebug() << "Calculated extent from widget:" << extent.width << "x" << extent.height
|
||||
<< "(widget:" << width() << "x" << height()
|
||||
<< "* DPR:" << devicePixelRatioF() << ")";
|
||||
}
|
||||
|
||||
m_surfaceWidth = extent.width;
|
||||
m_surfaceHeight = extent.height;
|
||||
|
||||
qDebug() << "Final swapchain extent:" << m_surfaceWidth << "x" << m_surfaceHeight;
|
||||
|
||||
// Determine image count
|
||||
uint32_t imageCount = capabilities.minImageCount + 1;
|
||||
if (capabilities.maxImageCount > 0 && imageCount > capabilities.maxImageCount) {
|
||||
|
|
|
|||
Loading…
Reference in New Issue