diff options
Diffstat (limited to 'src/gallium/docs')
| -rw-r--r-- | src/gallium/docs/d3d11ddi.txt | 33 |
1 files changed, 11 insertions, 22 deletions
diff --git a/src/gallium/docs/d3d11ddi.txt b/src/gallium/docs/d3d11ddi.txt index b5a06b4b943..7cbcdc7e731 100644 --- a/src/gallium/docs/d3d11ddi.txt +++ b/src/gallium/docs/d3d11ddi.txt @@ -36,7 +36,7 @@ d3dumddi.h contains the DirectX 9 DDI interface BC1: DXT1 BC2: DXT3 BC3: DXT5 -BC5: RGTC +BC5: RGTC1 BC6H: BPTC float BC7: BPTC CS = compute shader: OpenCL-like shader @@ -122,8 +122,8 @@ CommandListExecute (D3D11 only) CopyStructureCount (D3D11 only) - Gallium does not support unordered access views (views that can be written to arbitrarily from compute shaders) -ClearDepthStencilView -> clear -ClearRenderTargetView -> clear +ClearDepthStencilView -> clear_depth_stencil +ClearRenderTargetView -> clear_render_target # D3D11 is not totally clear about whether this applies to any view or only a "currently-bound view" + Gallium allows to clear both depth/stencil and render target(s) in a single operation + Gallium supports double-precision depth values (but not rgba values!) @@ -164,8 +164,7 @@ CreateDepthStencilState -> create_depth_stencil_alpha_state CreateDepthStencilView -> create_surface CreateRenderTargetView -> create_surface - ! Gallium merges depthstencil and rendertarget views into pipe_surface, which also doubles as a 2D surface abstraction - - lack of texture array support + ! Gallium merges depthstencil and rendertarget views into pipe_surface - lack of render-to-buffer support + Gallium supports using 3D texture zslices as a depth/stencil buffer (in theory) @@ -184,15 +183,10 @@ CreateVertexShader -> create_vs_state CheckCounter CheckCounterInfo CreateQuery -> create_query - - Gallium only supports occlusion, primitives generated and primitives emitted queries ! D3D11 implements fences with "event" queries - * TIMESTAMP could be implemented as an additional fields for other queries: some cards have hardware support for exactly this - * OCCLUSIONPREDICATE is required for the OpenGL v2 occlusion query functionality * others are performance counters, we may want them but they are not critical CreateRasterizerState - - Gallium lacks clamping of polygon offset depth biases - - Gallium lacks support to disable depth clipping + Gallium, like OpenGL, supports PIPE_POLYGON_MODE_POINT + Gallium, like OpenGL, supports per-face polygon fill modes + Gallium, like OpenGL, supports culling everything @@ -222,7 +216,6 @@ CreateResource -> texture_create or buffer_create - D3D11 supports odd things in the D3D10_DDI_RESOURCE_MISC_FLAG enum (D3D10_DDI_RESOURCE_MISC_DISCARD_ON_PRESENT, D3D11_DDI_RESOURCE_MISC_BUFFER_ALLOW_RAW_VIEWS, D3D11_DDI_RESOURCE_MISC_BUFFER_STRUCTURED) - Gallium does not support indirect draw call parameter buffers ! D3D11 supports specifying hardware modes and other stuff here for scanout resources - + Gallium allows specifying minimum buffer alignment ! D3D11 implements cube maps as 2D array textures CreateSampler @@ -232,8 +225,6 @@ CreateSampler + Gallium supports setting min/max/mip filters and anisotropy independently CreateShaderResourceView (extended in D3D10.1) -> create_sampler_view - - Gallium lacks sampler views over buffers - - Gallium lacks texture arrays, and cube map views over texture arrays + Gallium supports specifying a swizzle ! D3D11 implements "cube views" as views into a 2D array texture @@ -298,7 +289,7 @@ DsSetShaderWithIfaces (D3D11 only) - Gallium does not support domain shaders Flush -> flush - ! Gallium supports fencing and several kinds of flushing here, D3D11 just has a dumb glFlush-like function + ! Gallium supports fencing, D3D11 just has a dumb glFlush-like function GenMips - Gallium lacks a mipmap generation interface, and does this manually with the 3D engine @@ -385,14 +376,13 @@ ResourceCopyRegion ResourceConvert (D3D10.1+ only) ResourceConvertRegion (D3D10.1+ only) -> resource_copy_region - - Gallium does not support hardware buffer copies - - Gallium does not support copying 3D texture subregions in a single call -ResourceIsStagingBusy -> is_texture_referenced, is_buffer_referenced - - Gallium does not support checking reference for a whole texture, but only a specific surface +ResourceIsStagingBusy -> + - Gallium lacks this + + Gallium can use fences ResourceReadAfterWriteHazard - ! Gallium specifies hides this, except for the render and texture caches + - Gallium lacks this ResourceResolveSubresource -> resource_resolve @@ -407,7 +397,6 @@ DynamicResourceMapDiscard DynamicResourceUnmap StagingResourceMap StagingResourceUnmap - -> buffer_map / buffer_unmap -> transfer functions ! Gallium and D3D have different semantics for transfers * D3D separates vertex/index buffers from constant buffers @@ -437,8 +426,7 @@ SetRenderTargets (extended in D3D11) -> set_framebuffer_state - Gallium does not support unordered access views - Gallium does not support geometry shader selection of texture array image / 3D texture zslice -SetResourceMinLOD (D3D11 only) - - Gallium does not support min lod directly on textures +SetResourceMinLOD (D3D11 only) -> pipe_sampler_view::tex::first_level SetScissorRects - Gallium lacks support for multiple geometry-shader-selectable scissor rectangles D3D11 has @@ -455,6 +443,7 @@ SetViewports ShaderResourceViewReadAfterWriteHazard - Gallium lacks support for this + + Gallium has texture_barrier SoSetTargets -> set_stream_output_buffers |