Martin Slachta
55 lines
953 B
C++
55 lines
953 B
C++
#pragma once
|
|
|
|
#include "Gpu.hpp"
|
|
|
|
class ImageBusWriter {
|
|
private:
|
|
const Gpu* m_gpu;
|
|
|
|
/**
|
|
* Image to which we are writing
|
|
*/
|
|
Image *m_pTarget;
|
|
uint32_t m_formatSize;
|
|
uint32_t m_imageSize;
|
|
|
|
|
|
/**
|
|
* Intermediate staging buffer to pass data from heap 3 to heap 0
|
|
*/
|
|
Buffer m_stagingBuffer;
|
|
size_t m_stagingBufferSize;
|
|
VkCommandBuffer m_stagingCommandBuffer;
|
|
|
|
/**
|
|
* Pointing to where the staging buffer is mapped
|
|
*/
|
|
void *m_pMappedData;
|
|
|
|
|
|
std::vector<VkBufferImageCopy> m_writes;
|
|
uint32_t m_numWrites;
|
|
|
|
VkFence m_fence;
|
|
|
|
int create_staging_buffer(size_t size);
|
|
|
|
int create_staging_command_buffer();
|
|
|
|
int create_fence();
|
|
|
|
public:
|
|
ImageBusWriter(const Gpu* gpu, Image *pImage,
|
|
VkExtent2D extent, uint32_t formatSize,
|
|
size_t maxWrites);
|
|
|
|
void write(VkBufferImageCopy region, void *pData, size_t size);
|
|
|
|
void set_target(Image *pTarget) {
|
|
flush();
|
|
m_pTarget = pTarget;
|
|
}
|
|
|
|
void flush();
|
|
};
|