From 7712e46d64e0eb857527cc2592a5373cc7b45e20 Mon Sep 17 00:00:00 2001
From: voidanix <51296985+voidanix@users.noreply.github.com>
Date: Fri, 18 Feb 2022 09:44:34 +0100
Subject: [PATCH] vulkan_device: fix missing format in ANV
Currently Mesa's ANV driver does not support
VK_FORMAT_B5G6R5_UNORM_PACK16, implement an alternative for it.
---
src/video_core/renderer_vulkan/vk_texture_cache.cpp | 6 ++++--
src/video_core/vulkan_common/vulkan_device.cpp | 12 ++++++++++++
src/video_core/vulkan_common/vulkan_device.h | 5 +++++
3 files changed, 21 insertions(+), 2 deletions(-)
diff --git a/src/video_core/renderer_vulkan/vk_texture_cache.cpp b/src/video_core/renderer_vulkan/vk_texture_cache.cpp
index 0ba56ff1e1..0f62779de5 100644
--- a/src/video_core/renderer_vulkan/vk_texture_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_texture_cache.cpp
@@ -554,10 +554,12 @@ void CopyBufferToImage(vk::CommandBuffer cmdbuf, VkBuffer src_buffer, VkImage im
};
}
-[[nodiscard]] bool IsFormatFlipped(PixelFormat format) {
+[[nodiscard]] bool IsFormatFlipped(PixelFormat format, bool emulate_bgr565) {
switch (format) {
case PixelFormat::A1B5G5R5_UNORM:
return true;
+ case PixelFormat::B5G6R5_UNORM:
+ return emulate_bgr565;
default:
return false;
}
@@ -1488,7 +1490,7 @@ ImageView::ImageView(TextureCacheRuntime& runtime, const VideoCommon::ImageViewI
};
if (!info.IsRenderTarget()) {
swizzle = info.Swizzle();
- if (IsFormatFlipped(format)) {
+ if (IsFormatFlipped(format, device->MustEmulateBGR565())) {
std::ranges::transform(swizzle, swizzle.begin(), SwapBlueRed);
}
if ((aspect_mask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) != 0) {
diff --git a/src/video_core/vulkan_common/vulkan_device.cpp b/src/video_core/vulkan_common/vulkan_device.cpp
index 153702c0b8..d0c84215fd 100644
--- a/src/video_core/vulkan_common/vulkan_device.cpp
+++ b/src/video_core/vulkan_common/vulkan_device.cpp
@@ -39,6 +39,11 @@ constexpr std::array DEPTH16_UNORM_STENCIL8_UINT{
VK_FORMAT_D32_SFLOAT_S8_UINT,
VK_FORMAT_UNDEFINED,
};
+
+constexpr std::array B5G6R5_UNORM_PACK16{
+ VK_FORMAT_R5G6B5_UNORM_PACK16,
+ VK_FORMAT_UNDEFINED,
+};
} // namespace Alternatives
enum class NvidiaArchitecture {
@@ -87,6 +92,8 @@ constexpr const VkFormat* GetFormatAlternatives(VkFormat format) {
return Alternatives::DEPTH24_UNORM_STENCIL8_UINT.data();
case VK_FORMAT_D16_UNORM_S8_UINT:
return Alternatives::DEPTH16_UNORM_STENCIL8_UINT.data();
+ case VK_FORMAT_B5G6R5_UNORM_PACK16:
+ return Alternatives::B5G6R5_UNORM_PACK16.data();
default:
return nullptr;
}
@@ -639,6 +646,7 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
}
const bool is_intel_windows = driver_id == VK_DRIVER_ID_INTEL_PROPRIETARY_WINDOWS;
+ const bool is_intel_anv = driver_id == VK_DRIVER_ID_INTEL_OPEN_SOURCE_MESA;
if (ext_vertex_input_dynamic_state && is_intel_windows) {
LOG_WARNING(Render_Vulkan, "Blacklisting Intel for VK_EXT_vertex_input_dynamic_state");
ext_vertex_input_dynamic_state = false;
@@ -652,6 +660,10 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
LOG_WARNING(Render_Vulkan, "Intel proprietary drivers do not support MSAA image blits");
cant_blit_msaa = true;
}
+ if (is_intel_anv) {
+ LOG_WARNING(Render_Vulkan, "ANV driver does not support native BGR format");
+ must_emulate_bgr565 = true;
+ }
supports_d24_depth =
IsFormatSupported(VK_FORMAT_D24_UNORM_S8_UINT,
diff --git a/src/video_core/vulkan_common/vulkan_device.h b/src/video_core/vulkan_common/vulkan_device.h
index 37d140ebdd..34b1add166 100644
--- a/src/video_core/vulkan_common/vulkan_device.h
+++ b/src/video_core/vulkan_common/vulkan_device.h
@@ -354,6 +354,10 @@ public:
return cant_blit_msaa;
}
+ bool MustEmulateBGR565() const {
+ return must_emulate_bgr565;
+ }
+
private:
/// Checks if the physical device is suitable.
void CheckSuitability(bool requires_swapchain) const;
@@ -448,6 +452,7 @@ private:
bool has_nsight_graphics{}; ///< Has Nsight Graphics attached
bool supports_d24_depth{}; ///< Supports D24 depth buffers.
bool cant_blit_msaa{}; ///< Does not support MSAA<->MSAA blitting.
+ bool must_emulate_bgr565{}; ///< Emulates BGR565 by swizzling RGB565 format.
// Telemetry parameters
std::string vendor_name; ///< Device's driver name.