vulkan游戏引擎renderer_backend实现

1.renderer_backend.h

#pragma once

#include "renderer_types.inl"

struct platform_state;

b8 renderer_backend_create(renderer_backend_type type,struct platform_state* plat_state,renderer_backend* out_renderer_backend);

void renderer_backend_destroy(renderer_backend* renderer_backend);

2.renderer_backend.c

#include "renderer_backend.h"

#include "vulkan/vulkan_backend.h"

b8 renderer_backend_create(renderer_backend_type type,struct platform_state* plat_state,renderer_backend* out_renderer_backend)

{

out_renderer_backend->plat_state = plat_state;

if(type == RENDERER_BACKEND_TYPE_VULKAN)

{

out_renderer_backend->initialize = vulkan_renderer_backend_initialize;

out_renderer_backend->shutdown = vulkan_renderer_backend_shutdown;

out_renderer_backend->begin_frame = vulkan_renderer_backend_begin_frame;

out_renderer_backend->update_global_state = vulkan_renderer_update_global_state;

out_renderer_backend->end_frame = vulkan_renderer_backend_end_frame;

out_renderer_backend->resized=vulkan_renderer_backend_on_resized;

out_renderer_backend->update_object = vulkan_backend_update_object;

// out_renderer_backend->create_texture = vulkan_renderer_create_texture;

//out_renderer_backend->destroy_texture = vulkan_renderer_destroy_texture;

return true;

}

return false;

}

void renderer_backend_destroy(renderer_backend* renderer_backend)

{

renderer_backend->initialize = 0;

renderer_backend->shutdown = 0;

renderer_backend->begin_frame = 0;

renderer_backend->update_global_state = 0;

renderer_backend->end_frame= 0;

renderer_backend->resized=0;

renderer_backend->update_object = 0;

//renderer_backend->create_texture = 0;

//renderer_backend->destroy_texture = 0;

}