#include "PCH.h"

#include "GUITexture.h"

#include "Render/Texture.h"

#include "Render/VulkanImpl/VulkanTextureBuffer.h"

namespace sh::game

{

SH_GAME_API GUITexture::GUITexture() :

tex(nullptr)

{

}

GUITexture::~GUITexture()

{

Clean();

}

SH_GAME_API void GUITexture::Create(const render::Renderer& renderer, const render::Texture& texture)

{

this->renderer = &renderer;

if (renderer.apiType == render::RenderAPI::Vulkan)

{

auto buffer = static_cast<render::vk::VulkanTextureBuffer*>(texture.GetBuffer())->GetImageBuffer();

tex = ImGui_ImplVulkan_AddTexture(buffer->GetSampler(), buffer->GetImageView(), VkImageLayout::VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);

}

}

SH_GAME_API void GUITexture::Clean()

{

if (tex == nullptr || renderer == nullptr)

return;

if (renderer->apiType == render::RenderAPI::Vulkan)

ImGui_ImplVulkan_RemoveTexture(reinterpret_cast<VkDescriptorSet>(tex));

tex = nullptr;

}

SH_GAME_API GUITexture::operator ImTextureID() const

{

return tex;

}

SH_GAME_API bool GUITexture::IsValid() const

{

return tex != nullptr;

}

}//namespace