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https://github.com/hyprwm/wlroots-hyprland.git
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16dea12dae
The Vulkan spec states: > For the purposes of range expansion and Y′CBCR model conversion, > the R and B components contain color difference (chroma) values > and the G component contains luma. The equations below that sentence also help understand the mapping.
484 lines
14 KiB
C
484 lines
14 KiB
C
#include <drm_fourcc.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <vulkan/vulkan.h>
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#include <wlr/util/log.h>
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#include <xf86drm.h>
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#include "render/vulkan.h"
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static const struct wlr_vk_format formats[] = {
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// Vulkan non-packed 8-bits-per-channel formats have an inverted channel
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// order compared to the DRM formats, because DRM format channel order
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// is little-endian while Vulkan format channel order is in memory byte
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// order.
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{
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.drm = DRM_FORMAT_R8,
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.vk = VK_FORMAT_R8_SRGB,
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.is_srgb = true,
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},
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{
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.drm = DRM_FORMAT_GR88,
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.vk = VK_FORMAT_R8G8_SRGB,
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.is_srgb = true,
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},
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{
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.drm = DRM_FORMAT_RGB888,
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.vk = VK_FORMAT_B8G8R8_SRGB,
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.is_srgb = true,
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},
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{
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.drm = DRM_FORMAT_BGR888,
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.vk = VK_FORMAT_R8G8B8_SRGB,
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.is_srgb = true,
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},
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{
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.drm = DRM_FORMAT_ARGB8888,
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.vk = VK_FORMAT_B8G8R8A8_SRGB,
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.is_srgb = true,
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},
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{
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.drm = DRM_FORMAT_XRGB8888,
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.vk = VK_FORMAT_B8G8R8A8_SRGB,
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.is_srgb = true,
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},
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{
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.drm = DRM_FORMAT_XBGR8888,
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.vk = VK_FORMAT_R8G8B8A8_SRGB,
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.is_srgb = true,
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},
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{
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.drm = DRM_FORMAT_ABGR8888,
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.vk = VK_FORMAT_R8G8B8A8_SRGB,
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.is_srgb = true,
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},
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// Vulkan packed formats have the same channel order as DRM formats on
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// little endian systems.
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#if WLR_LITTLE_ENDIAN
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{
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.drm = DRM_FORMAT_RGBA4444,
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.vk = VK_FORMAT_R4G4B4A4_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_RGBX4444,
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.vk = VK_FORMAT_R4G4B4A4_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_BGRA4444,
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.vk = VK_FORMAT_B4G4R4A4_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_BGRX4444,
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.vk = VK_FORMAT_B4G4R4A4_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_RGB565,
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.vk = VK_FORMAT_R5G6B5_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_BGR565,
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.vk = VK_FORMAT_B5G6R5_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_RGBA5551,
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.vk = VK_FORMAT_R5G5B5A1_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_RGBX5551,
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.vk = VK_FORMAT_R5G5B5A1_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_BGRA5551,
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.vk = VK_FORMAT_B5G5R5A1_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_BGRX5551,
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.vk = VK_FORMAT_B5G5R5A1_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_ARGB1555,
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.vk = VK_FORMAT_A1R5G5B5_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_XRGB1555,
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.vk = VK_FORMAT_A1R5G5B5_UNORM_PACK16,
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},
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{
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.drm = DRM_FORMAT_ARGB2101010,
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.vk = VK_FORMAT_A2R10G10B10_UNORM_PACK32,
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},
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{
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.drm = DRM_FORMAT_XRGB2101010,
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.vk = VK_FORMAT_A2R10G10B10_UNORM_PACK32,
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},
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{
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.drm = DRM_FORMAT_ABGR2101010,
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.vk = VK_FORMAT_A2B10G10R10_UNORM_PACK32,
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},
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{
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.drm = DRM_FORMAT_XBGR2101010,
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.vk = VK_FORMAT_A2B10G10R10_UNORM_PACK32,
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},
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#endif
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// Vulkan 16-bits-per-channel formats have an inverted channel order
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// compared to DRM formats, just like the 8-bits-per-channel ones.
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// On little endian systems the memory representation of each channel
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// matches the DRM formats'.
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#if WLR_LITTLE_ENDIAN
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{
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.drm = DRM_FORMAT_ABGR16161616,
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.vk = VK_FORMAT_R16G16B16A16_UNORM,
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},
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{
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.drm = DRM_FORMAT_XBGR16161616,
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.vk = VK_FORMAT_R16G16B16A16_UNORM,
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},
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{
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.drm = DRM_FORMAT_ABGR16161616F,
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.vk = VK_FORMAT_R16G16B16A16_SFLOAT,
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},
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{
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.drm = DRM_FORMAT_XBGR16161616F,
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.vk = VK_FORMAT_R16G16B16A16_SFLOAT,
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},
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#endif
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// YCbCr formats
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// R -> V, G -> Y, B -> U
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// 420 -> 2x2 subsampled, 422 -> 2x1 subsampled, 444 -> non-subsampled
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{
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.drm = DRM_FORMAT_UYVY,
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.vk = VK_FORMAT_B8G8R8G8_422_UNORM,
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.is_ycbcr = true,
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},
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{
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.drm = DRM_FORMAT_YUYV,
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.vk = VK_FORMAT_G8B8G8R8_422_UNORM,
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.is_ycbcr = true,
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},
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{
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.drm = DRM_FORMAT_NV12,
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.vk = VK_FORMAT_G8_B8R8_2PLANE_420_UNORM,
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.is_ycbcr = true,
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},
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{
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.drm = DRM_FORMAT_NV16,
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.vk = VK_FORMAT_G8_B8R8_2PLANE_422_UNORM,
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.is_ycbcr = true,
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},
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{
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.drm = DRM_FORMAT_YUV420,
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.vk = VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM,
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.is_ycbcr = true,
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},
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{
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.drm = DRM_FORMAT_YUV422,
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.vk = VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM,
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.is_ycbcr = true,
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},
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{
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.drm = DRM_FORMAT_YUV444,
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.vk = VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM,
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.is_ycbcr = true,
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},
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// TODO: add 10, 12 and 16 bit formats
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// TODO: add DRM_FORMAT_NV24/VK_FORMAT_G8_B8R8_2PLANE_444_UNORM (requires
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// Vulkan 1.3 or VK_EXT_ycbcr_2plane_444_formats)
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};
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const struct wlr_vk_format *vulkan_get_format_list(size_t *len) {
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*len = sizeof(formats) / sizeof(formats[0]);
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return formats;
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}
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const struct wlr_vk_format *vulkan_get_format_from_drm(uint32_t drm_format) {
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for (unsigned i = 0; i < sizeof(formats) / sizeof(formats[0]); ++i) {
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if (formats[i].drm == drm_format) {
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return &formats[i];
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}
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}
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return NULL;
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}
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static const VkImageUsageFlags render_usage =
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VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT |
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VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
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static const VkImageUsageFlags tex_usage =
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VK_IMAGE_USAGE_SAMPLED_BIT |
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VK_IMAGE_USAGE_TRANSFER_DST_BIT;
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static const VkImageUsageFlags dma_tex_usage =
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VK_IMAGE_USAGE_SAMPLED_BIT;
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static const VkFormatFeatureFlags tex_features =
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VK_FORMAT_FEATURE_TRANSFER_SRC_BIT |
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VK_FORMAT_FEATURE_TRANSFER_DST_BIT |
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VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT |
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// NOTE: we don't strictly require this, we could create a NEAREST
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// sampler for formats that need it, in case this ever makes problems.
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VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
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static const VkFormatFeatureFlags render_features =
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VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
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VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BLEND_BIT;
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static const VkFormatFeatureFlags dma_tex_features =
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VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT |
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// NOTE: we don't strictly require this, we could create a NEAREST
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// sampler for formats that need it, in case this ever makes problems.
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VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
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static const VkFormatFeatureFlags dma_tex_ycbcr_features =
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VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT |
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VK_FORMAT_FEATURE_SAMPLED_IMAGE_YCBCR_CONVERSION_LINEAR_FILTER_BIT |
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VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT |
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VK_FORMAT_FEATURE_MIDPOINT_CHROMA_SAMPLES_BIT;
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static bool query_modifier_usage_support(struct wlr_vk_device *dev, VkFormat vk_format,
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VkImageUsageFlags usage, const VkDrmFormatModifierPropertiesEXT *m,
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struct wlr_vk_format_modifier_props *out, const char **errmsg) {
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VkResult res;
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*errmsg = NULL;
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VkPhysicalDeviceImageDrmFormatModifierInfoEXT modi = {
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.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_DRM_FORMAT_MODIFIER_INFO_EXT,
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.drmFormatModifier = m->drmFormatModifier,
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.sharingMode = VK_SHARING_MODE_EXCLUSIVE,
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};
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VkPhysicalDeviceExternalImageFormatInfo efmti = {
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.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_EXTERNAL_IMAGE_FORMAT_INFO,
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.handleType = VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT,
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.pNext = &modi,
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};
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VkPhysicalDeviceImageFormatInfo2 fmti = {
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.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2,
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.type = VK_IMAGE_TYPE_2D,
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.format = vk_format,
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.usage = usage,
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.tiling = VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT,
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.pNext = &efmti,
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};
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VkExternalImageFormatProperties efmtp = {
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.sType = VK_STRUCTURE_TYPE_EXTERNAL_IMAGE_FORMAT_PROPERTIES,
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};
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VkImageFormatProperties2 ifmtp = {
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.sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_PROPERTIES_2,
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.pNext = &efmtp,
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};
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const VkExternalMemoryProperties *emp = &efmtp.externalMemoryProperties;
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res = vkGetPhysicalDeviceImageFormatProperties2(dev->phdev, &fmti, &ifmtp);
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if (res != VK_SUCCESS) {
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if (res == VK_ERROR_FORMAT_NOT_SUPPORTED) {
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*errmsg = "unsupported format";
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} else {
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wlr_vk_error("vkGetPhysicalDeviceImageFormatProperties2", res);
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*errmsg = "failed to get format properties";
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}
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return false;
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} else if (!(emp->externalMemoryFeatures & VK_EXTERNAL_MEMORY_FEATURE_IMPORTABLE_BIT)) {
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*errmsg = "import not supported";
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return false;
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}
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VkExtent3D me = ifmtp.imageFormatProperties.maxExtent;
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*out = (struct wlr_vk_format_modifier_props){
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.props = *m,
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.max_extent.width = me.width,
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.max_extent.height = me.height,
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};
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return true;
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}
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static bool query_modifier_support(struct wlr_vk_device *dev,
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struct wlr_vk_format_props *props, size_t modifier_count) {
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VkDrmFormatModifierPropertiesListEXT modp = {
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.sType = VK_STRUCTURE_TYPE_DRM_FORMAT_MODIFIER_PROPERTIES_LIST_EXT,
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.drmFormatModifierCount = modifier_count,
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};
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VkFormatProperties2 fmtp = {
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.sType = VK_STRUCTURE_TYPE_FORMAT_PROPERTIES_2,
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.pNext = &modp,
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};
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modp.pDrmFormatModifierProperties =
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calloc(modifier_count, sizeof(*modp.pDrmFormatModifierProperties));
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if (!modp.pDrmFormatModifierProperties) {
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wlr_log_errno(WLR_ERROR, "Allocation failed");
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return false;
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}
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vkGetPhysicalDeviceFormatProperties2(dev->phdev, props->format.vk, &fmtp);
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props->dmabuf.render_mods =
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calloc(modp.drmFormatModifierCount, sizeof(*props->dmabuf.render_mods));
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props->dmabuf.texture_mods =
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calloc(modp.drmFormatModifierCount, sizeof(*props->dmabuf.texture_mods));
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if (!props->dmabuf.render_mods || !props->dmabuf.texture_mods) {
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wlr_log_errno(WLR_ERROR, "Allocation failed");
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free(modp.pDrmFormatModifierProperties);
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free(props->dmabuf.render_mods);
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free(props->dmabuf.texture_mods);
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return false;
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}
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bool found = false;
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for (uint32_t i = 0; i < modp.drmFormatModifierCount; ++i) {
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VkDrmFormatModifierPropertiesEXT m = modp.pDrmFormatModifierProperties[i];
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char render_status[256], texture_status[256];
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// check that specific modifier for render usage
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const char *errmsg = "unknown error";
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if ((m.drmFormatModifierTilingFeatures & render_features) == render_features &&
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!props->format.is_ycbcr) {
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struct wlr_vk_format_modifier_props p = {0};
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if (query_modifier_usage_support(dev, props->format.vk, render_usage, &m, &p, &errmsg)) {
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props->dmabuf.render_mods[props->dmabuf.render_mod_count++] = p;
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wlr_drm_format_set_add(&dev->dmabuf_render_formats,
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props->format.drm, m.drmFormatModifier);
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found = true;
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}
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} else {
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errmsg = "missing required features";
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}
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if (errmsg != NULL) {
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snprintf(render_status, sizeof(render_status), "✗ render (%s)", errmsg);
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} else {
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snprintf(render_status, sizeof(render_status), "✓ render");
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}
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// check that specific modifier for texture usage
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errmsg = "unknown error";
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VkFormatFeatureFlags features = props->format.is_ycbcr ? dma_tex_ycbcr_features : dma_tex_features;
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if ((m.drmFormatModifierTilingFeatures & features) == features) {
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struct wlr_vk_format_modifier_props p = {0};
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if (query_modifier_usage_support(dev, props->format.vk, dma_tex_usage, &m, &p, &errmsg)) {
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props->dmabuf.texture_mods[props->dmabuf.texture_mod_count++] = p;
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wlr_drm_format_set_add(&dev->dmabuf_texture_formats,
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props->format.drm, m.drmFormatModifier);
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found = true;
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}
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} else {
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errmsg = "missing required features";
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}
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if (errmsg != NULL) {
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snprintf(texture_status, sizeof(texture_status), "✗ texture (%s)", errmsg);
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} else {
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snprintf(texture_status, sizeof(texture_status), "✓ texture");
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}
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char *modifier_name = drmGetFormatModifierName(m.drmFormatModifier);
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wlr_log(WLR_DEBUG, " DMA-BUF modifier %s "
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"(0x%016"PRIX64", %"PRIu32" planes): %s %s",
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modifier_name ? modifier_name : "<unknown>", m.drmFormatModifier,
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m.drmFormatModifierPlaneCount, texture_status, render_status);
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free(modifier_name);
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}
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free(modp.pDrmFormatModifierProperties);
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return found;
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}
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void vulkan_format_props_query(struct wlr_vk_device *dev,
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const struct wlr_vk_format *format) {
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VkResult res;
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if (format->is_ycbcr && !dev->sampler_ycbcr_conversion) {
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return;
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}
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char *format_name = drmGetFormatName(format->drm);
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wlr_log(WLR_DEBUG, " %s (0x%08"PRIX32")",
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format_name ? format_name : "<unknown>", format->drm);
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free(format_name);
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VkDrmFormatModifierPropertiesListEXT modp = {
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.sType = VK_STRUCTURE_TYPE_DRM_FORMAT_MODIFIER_PROPERTIES_LIST_EXT,
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};
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VkFormatProperties2 fmtp = {
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.sType = VK_STRUCTURE_TYPE_FORMAT_PROPERTIES_2,
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.pNext = &modp,
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};
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vkGetPhysicalDeviceFormatProperties2(dev->phdev, format->vk, &fmtp);
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bool add_fmt_props = false;
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struct wlr_vk_format_props props = {0};
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props.format = *format;
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// non-dmabuf texture properties
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const char *shm_texture_status;
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if ((fmtp.formatProperties.optimalTilingFeatures & tex_features) == tex_features &&
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!format->is_ycbcr) {
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VkPhysicalDeviceImageFormatInfo2 fmti = {
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.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2,
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.type = VK_IMAGE_TYPE_2D,
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.format = format->vk,
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.tiling = VK_IMAGE_TILING_OPTIMAL,
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.usage = tex_usage,
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};
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VkImageFormatProperties2 ifmtp = {
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.sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_PROPERTIES_2,
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};
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res = vkGetPhysicalDeviceImageFormatProperties2(dev->phdev, &fmti, &ifmtp);
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if (res != VK_SUCCESS) {
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if (res == VK_ERROR_FORMAT_NOT_SUPPORTED) {
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shm_texture_status = "✗ texture (unsupported format)";
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} else {
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wlr_vk_error("vkGetPhysicalDeviceImageFormatProperties2", res);
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shm_texture_status = "✗ texture (failed to get format properties)";
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}
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} else {
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VkExtent3D me = ifmtp.imageFormatProperties.maxExtent;
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props.shm.max_extent.width = me.width;
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props.shm.max_extent.height = me.height;
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props.shm.features = fmtp.formatProperties.optimalTilingFeatures;
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|
|
shm_texture_status = "✓ texture";
|
|
|
|
dev->shm_formats[dev->shm_format_count] = format->drm;
|
|
++dev->shm_format_count;
|
|
|
|
add_fmt_props = true;
|
|
}
|
|
} else {
|
|
shm_texture_status = "✗ texture (missing required features)";
|
|
}
|
|
wlr_log(WLR_DEBUG, " Shared memory: %s", shm_texture_status);
|
|
|
|
if (modp.drmFormatModifierCount > 0) {
|
|
add_fmt_props |= query_modifier_support(dev, &props,
|
|
modp.drmFormatModifierCount);
|
|
}
|
|
|
|
if (add_fmt_props) {
|
|
dev->format_props[dev->format_prop_count] = props;
|
|
++dev->format_prop_count;
|
|
} else {
|
|
vulkan_format_props_finish(&props);
|
|
}
|
|
}
|
|
|
|
void vulkan_format_props_finish(struct wlr_vk_format_props *props) {
|
|
free(props->dmabuf.texture_mods);
|
|
free(props->dmabuf.render_mods);
|
|
}
|
|
|
|
const struct wlr_vk_format_modifier_props *vulkan_format_props_find_modifier(
|
|
struct wlr_vk_format_props *props, uint64_t mod, bool render) {
|
|
uint32_t len;
|
|
const struct wlr_vk_format_modifier_props *mods;
|
|
if (render) {
|
|
len = props->dmabuf.render_mod_count;
|
|
mods = props->dmabuf.render_mods;
|
|
} else {
|
|
len = props->dmabuf.texture_mod_count;
|
|
mods = props->dmabuf.texture_mods;
|
|
}
|
|
|
|
for (uint32_t i = 0; i < len; ++i) {
|
|
if (mods[i].props.drmFormatModifier == mod) {
|
|
return &mods[i];
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|