Class VkRect2D

examples/vulkan/vulkan.h:1208–1211

    float                         maxDepth;
} VkViewport;
typedef struct VkRect2D {
    VkOffset2D       offset;
    VkExtent2D       extent;
} VkRect2D;
typedef struct VkClearRect {
    VkRect2D         rect;
    uint32_t         baseArrayLayer;