检查硬件功能支持
本部分介绍如何使用 API 调用检查 Direct3D 功能级别硬件的格式支持。
对于 D3D11，请使用 ID3D11Device：：CheckFormatSupport 以编程方式验证前面部分中的信息。 对于 D3D12，请使用 ID3D12：：CheckFeatureSupport。
| 设置目标格式 | D3D12 | D3D11 |
|---|---|---|
| Buffer | D3D12_FORMAT_SUPPORT1_BUFFER (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_BUFFER (D3D11_FORMAT_SUPPORT) |
| 输入装配器顶点缓冲区 | D3D12_FORMAT_SUPPORT1_IA_VERTEX_BUFFER (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_IA_VERTEX_BUFFER (D3D11_FORMAT_SUPPORT) |
| 输入汇编程序索引缓冲区 | D3D12_FORMAT_SUPPORT1_IA_INDEX_BUFFER (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_IA_INDEX_BUFFER (D3D11_FORMAT_SUPPORT) |
| 流输出缓冲区 | D3D12_FORMAT_SUPPORT1_SO_BUFFER (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_SO_BUFFER (D3D11_FORMAT_SUPPORT) |
| Texture1D | D3D12_FORMAT_SUPPORT1_TEXTURE1D (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_TEXTURE1D (D3D11_FORMAT_SUPPORT) |
| Texture2D | D3D12_FORMAT_SUPPORT1_TEXTURE2D (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_TEXTURE2D (D3D11_FORMAT_SUPPORT) |
| Texture3D | D3D12_FORMAT_SUPPORT1_TEXTURE3D (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_TEXTURE3D (D3D11_FORMAT_SUPPORT) |
| TextureCube | D3D12_FORMAT_SUPPORT1_TEXTURECUBE (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_TEXTURECUBE (D3D11_FORMAT_SUPPORT) |
| 着色器 ld | D3D12_FORMAT_SUPPORT1_SHADER_LOAD (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_SHADER_LOAD (D3D11_FORMAT_SUPPORT) |
| (任何筛选器) 着色器示例 | D3D12_FORMAT_SUPPORT1_SHADER_SAMPLE (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_SHADER_SAMPLE (D3D11_FORMAT_SUPPORT) |
| 着色器sample_c (比较筛选器) | D3D12_FORMAT_SUPPORT1_SHADER_SAMPLE_COMPARISON (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_SHADER_SAMPLE_COMPARISON (D3D11_FORMAT_SUPPORT) |
| 单声道1_bit_filter) (着色器示例 | D3D12_FORMAT_SUPPORT1_SHADER_SAMPLE_MONO_TEXT (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_SHADER_SAMPLE_MONO_TEXT (D3D11_FORMAT_SUPPORT) |
| 着色器集合4 | D3D12_FORMAT_SUPPORT1_SHADER_GATHER (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_SHADER_GATHER (D3D11_FORMAT_SUPPORT) |
| 着色器gather4_c | D3D12_FORMAT_SUPPORT1_SHADER_GATHER_COMPARISON (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_SHADER_GATHER_COMPARISON (D3D11_FORMAT_SUPPORT) |
| Mipmap | D3D12_FORMAT_SUPPORT1_MIP (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_MIP (D3D11_FORMAT_SUPPORT) |
| Mipmap 自动生成 |
注意： D3D12 不再具有专用 mipmap 生成功能。 应用程序必须使用着色器自行实现它。 |
D3D11_FORMAT_SUPPORT_MIP_AUTOGEN (D3D11_FORMAT_SUPPORT) |
| RenderTarget | D3D12_FORMAT_SUPPORT1_RENDER_TARGET (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_RENDER_TARGET (D3D11_FORMAT_SUPPORT) |
| 可混合的 RenderTarget | D3D12_FORMAT_SUPPORT1_BLENDABLE (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_BLENDABLE (D3D11_FORMAT_SUPPORT) |
| 输出合并逻辑操作 | D3D12_FORMAT_SUPPORT2_OUTPUT_MERGER_LOGIC_OP | D3D11_FORMAT_SUPPORT2_OUTPUT_MERGER_LOGIC_OP (D3D11_FORMAT_SUPPORT2) |
| 深度/模具目标 | D3D12_FORMAT_SUPPORT1_DEPTH_STENCIL (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_DEPTH_STENCIL (D3D11_FORMAT_SUPPORT) |
| 原始 UAV 和 SRV | ||
| 结构化 UAV 和 SRV | ||
| 类型化 UAV | D3D12_FORMAT_SUPPORT1_TYPED_UNORDERED_ACCESS_VIEW (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_TYPED_UNORDERED_ACCESS_VIEW (D3D11_FORMAT_SUPPORT) |
| UAV 类型化存储 | D3D12_FORMAT_SUPPORT2_UAV_TYPED_STORE (D3D12_FORMAT_SUPPORT2) | D3D11_FORMAT_SUPPORT2_UAV_TYPED_STORE (D3D11_FORMAT_SUPPORT2) |
| UAV 类型化负载 | D3D12_FORMAT_SUPPORT2_UAV_TYPED_LOAD (D3D12_FORMAT_SUPPORT2) | D3D11_FORMAT_SUPPORT2_UAV_TYPED_LOAD (D3D11_FORMAT_SUPPORT2) |
| UAV Atomic Add | D3D12_FORMAT_SUPPORT2_UAV_ATOMIC_ADD (D3D12_FORMAT_SUPPORT2) | D3D11_FORMAT_SUPPORT2_UAV_ATOMIC_ADD (D3D11_FORMAT_SUPPORT2) |
| UAV 原子按位操作 | D3D12_FORMAT_SUPPORT2_UAV_ATOMIC_BITWISE_OPS (D3D12_FORMAT_SUPPORT2) | D3D11_FORMAT_SUPPORT2_UAV_ATOMIC_BITWISE_OPS (D3D11_FORMAT_SUPPORT2) |
| UAV Atomic Cmp&Store/ Cmp&Exch | D3D12_FORMAT_SUPPORT2_UAV_ATOMIC_COMPARE_STORE_OR_COMPARE_EXCHANGE (D3D12_FORMAT_SUPPORT2) | D3D11_FORMAT_SUPPORT2_UAV_ATOMIC_COMPARE_STORE_OR_COMPARE_EXCHANGE (D3D11_FORMAT_SUPPORT2) |
| UAV 原子交换 | D3D12_FORMAT_SUPPORT2_UAV_ATOMIC_EXCHANGE (D3D12_FORMAT_SUPPORT2) | D3D11_FORMAT_SUPPORT2_UAV_ATOMIC_EXCHANGE (D3D11_FORMAT_SUPPORT2) |
| UAV 原子签名最小值/最大值 | D3D12_FORMAT_SUPPORT2_UAV_ATOMIC_SIGNED_MIN_OR_MAX (D3D12_FORMAT_SUPPORT2) | D3D11_FORMAT_SUPPORT2_UAV_ATOMIC_SIGNED_MIN_OR_MAX (D3D11_FORMAT_SUPPORT2) |
| UAV 原子无符号最小值/最大值 | D3D12_FORMAT_SUPPORT2_UAV_ATOMIC_UNSIGNED_MIN_OR_MAX (D3D12_FORMAT_SUPPORT2) | D3D11_FORMAT_SUPPORT2_UAV_ATOMIC_UNSIGNED_MIN_OR_MAX (D3D11_FORMAT_SUPPORT2) |
| CPU 可锁定 |
注意： 只有一种格式会阻止 cpu 访问 (420_OPAQUE) 。 |
D3D11_FORMAT_SUPPORT_CPU_LOCKABLE (D3D11_FORMAT_SUPPORT) |
| 4x 多重采样 RenderTarget | D3D12_FORMAT_SUPPORT1_MULTISAMPLE_RENDERTARGET (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_MULTISAMPLE_RENDERTARGET (D3D11_FORMAT_SUPPORT) |
| 8x 多重采样 RenderTarget | D3D12_FORMAT_SUPPORT1_MULTISAMPLE_RENDERTARGET (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_MULTISAMPLE_RENDERTARGET (D3D11_FORMAT_SUPPORT) |
| 其他多重采样计数 RT | D3D12_FORMAT_SUPPORT1_MULTISAMPLE_RENDERTARGET (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_MULTISAMPLE_RENDERTARGET (D3D11_FORMAT_SUPPORT) |
| 多重采样解析 | D3D12_FORMAT_SUPPORT1_MULTISAMPLE_RESOLVE (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_MULTISAMPLE_RESOLVE (D3D11_FORMAT_SUPPORT) |
| 多重采样负载 | D3D12_FORMAT_SUPPORT1_MULTISAMPLE_LOAD (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_MULTISAMPLE_LOAD (D3D11_FORMAT_SUPPORT) |
| 显示 Scan-Out | D3D12_FORMAT_SUPPORT1_DISPLAY (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_DISPLAY (D3D11_FORMAT_SUPPORT) |
| 位布局中的强制转换 | D3D12_FORMAT_SUPPORT1_CAST_WITHIN_BIT_LAYOUT (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_CAST_WITHIN_BIT_LAYOUT (D3D11_FORMAT_SUPPORT) |
| 视频解码器支持 | D3D12_FORMAT_SUPPORT1_DECODER_OUTPUT (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_DECODER_OUTPUT (D3D11_FORMAT_SUPPORT) |
| 视频处理器输入 | D3D12_FORMAT_SUPPORT1_VIDEO_PROCESSOR_INPUT (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_VIDEO_PROCESSOR_INPUT (D3D11_FORMAT_SUPPORT) |
| 视频处理器输出 | D3D12_FORMAT_SUPPORT1_VIDEO_PROCESSOR_OUTPUT (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_VIDEO_PROCESSOR_OUTPUT (D3D11_FORMAT_SUPPORT) |
| 共享资源 |
注意： 所有格式的纹理都可以共享提交资源，也可以放置在共享堆中。 |
D3D11_FORMAT_SUPPORT2_SHAREABLE (D3D11_FORMAT_SUPPORT2) |
| BackBuffer 可强制转换甚至完全类型化 | D3D12_FORMAT_SUPPORT1_BACK_BUFFER_CAST (D3D12_FORMAT_SUPPORT1) |
注意： 没有可用的 API。 |
| 平铺资源 | D3D12_FORMAT_SUPPORT2_TILED (D3D12_FORMAT_SUPPORT2) | D3D11_FORMAT_SUPPORT2_TILED (D3D11_FORMAT_SUPPORT2) |
| 视频编码器 | D3D12_FORMAT_SUPPORT1_VIDEO_ENCODER (D3D12_FORMAT_SUPPORT1) | D3D11_FORMAT_SUPPORT_VIDEO_ENCODER (D3D11_FORMAT_SUPPORT) |
| 多平面覆盖层 | D3D12_FORMAT_SUPPORT2_MULTIPLANE_OVERLAY (D3D12_FORMAT_SUPPORT2) | D3D11_FORMAT_SUPPORT2_MULTIPLANE_OVERLAY (D3D11_FORMAT_SUPPORT2) |