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render/vulkan: support hardware cursors on nvidia+vulkan

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This commit is contained in:
khyperia 2025-12-10 18:41:37 +01:00
parent a962d58727
commit e1c8292c20
5 changed files with 221 additions and 10 deletions
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41
render/vulkan/pixel_format.c
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@ -231,6 +231,8 @@ const struct wlr_vk_format *vulkan_get_format_from_drm(uint32_t drm_format) {
const VkImageUsageFlags vulkan_render_usage =
VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
const VkImageUsageFlags vulkan_render_bridged_usage =
VK_IMAGE_USAGE_TRANSFER_DST_BIT;
const VkImageUsageFlags vulkan_shm_tex_usage =
VK_IMAGE_USAGE_SAMPLED_BIT |
VK_IMAGE_USAGE_TRANSFER_DST_BIT |
@ -242,6 +244,8 @@ const VkImageUsageFlags vulkan_dma_tex_usage =
static const VkFormatFeatureFlags render_features =
VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BLEND_BIT;
static const VkFormatFeatureFlags render_bridged_features =
VK_FORMAT_FEATURE_TRANSFER_DST_BIT;
static const VkFormatFeatureFlags shm_tex_features =
VK_FORMAT_FEATURE_TRANSFER_SRC_BIT |
VK_FORMAT_FEATURE_TRANSFER_DST_BIT |
@ -427,6 +431,43 @@ static bool query_modifier_support(struct wlr_vk_device *dev,
0, vulkan_render_usage, &m, &p, &errmsg);
}
if (supported) {
props->dmabuf.render_mods[props->dmabuf.render_mod_count++] = p;
wlr_drm_format_set_add(&dev->dmabuf_render_formats,
props->format.drm, m.drmFormatModifier);
found = true;
}
} else if ((m.drmFormatModifierTilingFeatures & render_bridged_features) == render_bridged_features &&
m.drmFormatModifier == DRM_FORMAT_MOD_LINEAR && !props->format.is_ycbcr) {
struct wlr_vk_format_modifier_props p = {0};
bool supported = false;
if (query_modifier_usage_support(dev, props->format.vk,
props->format.vk_srgb, vulkan_render_bridged_usage, &m, &p, &errmsg)) {
supported = true;
p.has_mutable_srgb = props->format.vk_srgb != 0;
}
if (!supported && props->format.vk_srgb) {
supported = query_modifier_usage_support(dev, props->format.vk,
0, vulkan_render_bridged_usage, &m, &p, &errmsg);
}
if (supported) {
struct wlr_vk_format_modifier_props bridge_format = {0};
supported = query_modifier_usage_support(dev, props->format.vk,
0, vulkan_render_usage, &m, &bridge_format, &errmsg);
if (supported) {
if (p.max_extent.width > bridge_format.max_extent.width) {
p.max_extent.width = bridge_format.max_extent.width;
}
if (p.max_extent.height > bridge_format.max_extent.height) {
p.max_extent.height = bridge_format.max_extent.height;
}
}
}
p.render_needs_bridge = true;
if (supported) {
props->dmabuf.render_mods[props->dmabuf.render_mod_count++] = p;
wlr_drm_format_set_add(&dev->dmabuf_render_formats,