better logic

Signed-off-by: lizzie <lizzie@eden-emu.dev>

src/video_core/renderer_vulkan/present/filters.cpp

@@ -7,6 +7,7 @@
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include <vulkan/vulkan_core.h>
 #include "common/assert.h"
 #include "common/common_types.h"
 
@@ -58,7 +59,8 @@ std::unique_ptr<WindowAdaptPass> MakeSpline1(const Device& device, VkFormat fram
 
 std::unique_ptr<WindowAdaptPass> MakeBicubic(const Device& device, VkFormat frame_format, VkCubicFilterWeightsQCOM qcom_weights) {
     // No need for handrolled shader -- if the VK impl can do it for us ;)
-    if (device.IsExtFilterCubicSupported()) {
+    // Catmull-Rom is default bicubic for all implementations...
+    if (device.IsExtFilterCubicSupported() && (device.IsQcomFilterCubicWeightsSupported() || qcom_weights == VK_CUBIC_FILTER_WEIGHTS_CATMULL_ROM_QCOM)) {
         return std::make_unique<WindowAdaptPass>(device, frame_format, CreateCubicSampler(device,
             qcom_weights), BuildShader(device, VULKAN_PRESENT_FRAG_SPV));
     } else {

src/video_core/vulkan_common/vulkan_device.h

@@ -89,7 +89,8 @@ VK_DEFINE_HANDLE(VmaAllocator)
     EXTENSION(NV, VIEWPORT_ARRAY2, viewport_array2)                                                \
     EXTENSION(NV, VIEWPORT_SWIZZLE, viewport_swizzle)                                              \
     EXTENSION(EXT, DESCRIPTOR_INDEXING, descriptor_indexing)                                       \
-    EXTENSION(EXT, FILTER_CUBIC, filter_cubic)
+    EXTENSION(EXT, FILTER_CUBIC, filter_cubic)                                                     \
+    EXTENSION(QCOM, FILTER_CUBIC_WEIGHTS, filter_cubic_weights)
 
 // Define extensions which must be supported.
 #define FOR_EACH_VK_MANDATORY_EXTENSION(EXTENSION_NAME)                                            \
@@ -558,6 +559,11 @@ public:
         return extensions.filter_cubic;
     }
 
+    /// Returns true if the device supports VK_QCOM_filter_cubic_weights
+    bool IsQcomFilterCubicWeightsSupported() const {
+        return extensions.filter_cubic_weights;
+    }
+
     /// Returns true if the device supports VK_EXT_line_rasterization.
     bool IsExtLineRasterizationSupported() const {
         return extensions.line_rasterization;