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Device建立专有的CreateIBO系列函数

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This commit is contained in:
HuYingzhuo 2019-04-25 14:10:01 +08:00
parent 89d53c615c
commit 34ae77c8fc
2 changed files with 26 additions and 7 deletions
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22
example/Vulkan/VKDevice.cpp
View File

@ -98,7 +98,7 @@ Device::~Device()
delete attr;
}
VertexBuffer *Device::CreateBuffer(VkBufferUsageFlags buf_usage,VkFormat format,uint32_t count,VkSharingMode sharing_mode)
VertexBuffer *Device::CreateVBO(VkFormat format,uint32_t count,VkSharingMode sharing_mode)
{
const uint32_t stride=GetStrideByFormat(format);
@ -112,12 +112,30 @@ VertexBuffer *Device::CreateBuffer(VkBufferUsageFlags buf_usage,VkFormat format,
VulkanBuffer vb;
if(!CreateVulkanBuffer(vb,attr,buf_usage,size,sharing_mode))
if(!CreateVulkanBuffer(vb,attr,VK_BUFFER_USAGE_VERTEX_BUFFER_BIT,size,sharing_mode))
return(nullptr);
return(new VertexBuffer(attr->device,vb,format,stride,count));
}
IndexBuffer *Device::CreateIBO(VkIndexType index_type,uint32_t count,VkSharingMode sharing_mode)
{
uint32_t stride;
if(index_type==VK_INDEX_TYPE_UINT16)stride=2;else
if(index_type==VK_INDEX_TYPE_UINT32)stride=4;else
return(nullptr);
const VkDeviceSize size=stride*count;
VulkanBuffer vb;
if(!CreateVulkanBuffer(vb,attr,VK_BUFFER_USAGE_INDEX_BUFFER_BIT,size,sharing_mode))
return(nullptr);
return(new IndexBuffer(attr->device,vb,index_type,count));
}
Buffer *Device::CreateBuffer(VkBufferUsageFlags buf_usage,VkDeviceSize size,VkSharingMode sharing_mode)
{
VulkanBuffer vb;

11
example/Vulkan/VKDevice.h
View File

@ -11,6 +11,7 @@ VK_NAMESPACE_BEGIN
struct PhysicalDevice;
class Buffer;
class VertexBuffer;
class IndexBuffer;
class CommandBuffer;
class RenderPass;
class Fence;
@ -68,12 +69,12 @@ public:
public:
Buffer * CreateBuffer(VkBufferUsageFlags buf_usage,VkDeviceSize size,VkSharingMode sharing_mode=VK_SHARING_MODE_EXCLUSIVE);
VertexBuffer * CreateBuffer(VkBufferUsageFlags buf_usage,VkFormat format,uint32_t count,VkSharingMode sharing_mode=VK_SHARING_MODE_EXCLUSIVE);
VertexBuffer * CreateVBO(VkFormat format,uint32_t count,VkSharingMode sharing_mode=VK_SHARING_MODE_EXCLUSIVE);
#define CREATE_FORMAT_BUFFER_OBJECT(LargeName,type) VertexBuffer *Create##LargeName(VkFormat format,uint32_t count,VkSharingMode sharing_mode=VK_SHARING_MODE_EXCLUSIVE){return CreateBuffer(VK_BUFFER_USAGE_##type##_BUFFER_BIT,format,count,sharing_mode);}
CREATE_FORMAT_BUFFER_OBJECT(VBO,VERTEX)
CREATE_FORMAT_BUFFER_OBJECT(IBO,INDEX)
#undef CREATE_FORMAT_BUFFER_OBJECT
IndexBuffer * CreateIBO(VkIndexType index_type,uint32_t count,VkSharingMode sharing_mode=VK_SHARING_MODE_EXCLUSIVE);
IndexBuffer * CreateIBO16(uint32_t count,VkSharingMode sharing_mode=VK_SHARING_MODE_EXCLUSIVE){return CreateIBO(VK_INDEX_TYPE_UINT16,count,sharing_mode);}
IndexBuffer * CreateIBO32(uint32_t count,VkSharingMode sharing_mode=VK_SHARING_MODE_EXCLUSIVE){return CreateIBO(VK_INDEX_TYPE_UINT32,count,sharing_mode);}
#define CREATE_BUFFER_OBJECT(LargeName,type) Buffer *Create##LargeName(VkDeviceSize size,VkSharingMode sharing_mode=VK_SHARING_MODE_EXCLUSIVE){return CreateBuffer(VK_BUFFER_USAGE_##type##_BUFFER_BIT,size,sharing_mode);}