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Implement scaled vertex buffer format emulation

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These formats are unsupported by mobile GPUs so they need to be emulated in shaders instead.
This commit is contained in:
Billy Laws 2023-02-18 18:23:36 +00:00 • committed by bunnei
parent 206f1304d6
commit 158a1896ec
9 changed files with 97 additions and 51 deletions
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4
src/video_core/vulkan_common/vulkan_device.cpp
View file

@ -363,6 +363,8 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
#ifdef ANDROID
if (is_adreno) {
must_emulate_scaled_formats = true;
LOG_WARNING(Render_Vulkan, "Adreno drivers have broken VK_EXT_extended_dynamic_state");
extensions.extended_dynamic_state = false;
loaded_extensions.erase(VK_EXT_EXTENDED_DYNAMIC_STATE_EXTENSION_NAME);
@ -391,6 +393,8 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
}
if (is_arm) {
must_emulate_scaled_formats = true;
LOG_WARNING(Render_Vulkan, "ARM drivers have broken VK_EXT_extended_dynamic_state");
extensions.extended_dynamic_state = false;
loaded_extensions.erase(VK_EXT_EXTENDED_DYNAMIC_STATE_EXTENSION_NAME);

5
src/video_core/vulkan_common/vulkan_device.h
View file

@ -551,6 +551,10 @@ public:
return cant_blit_msaa;
}
bool MustEmulateScaledFormats() const {
return must_emulate_scaled_formats;
}
bool MustEmulateBGR565() const {
return must_emulate_bgr565;
}
@ -666,6 +670,7 @@ 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_scaled_formats{}; ///< Requires scaled vertex format emulation
bool must_emulate_bgr565{}; ///< Emulates BGR565 by swizzling RGB565 format.
bool dynamic_state3_blending{}; ///< Has all blending features of dynamic_state3.
bool dynamic_state3_enables{}; ///< Has all enables features of dynamic_state3.