VideoCommon: Skip textureQueryLevels if it doesn't exist

Source/Core/VideoBackends/D3D/D3DMain.cpp

@@ -107,6 +107,7 @@ void VideoBackend::FillBackendInfo()
   g_Config.backend_info.bSupportsShaderBinaries = true;
   g_Config.backend_info.bSupportsPipelineCacheData = false;
   g_Config.backend_info.bSupportsCoarseDerivatives = true;
+  g_Config.backend_info.bSupportsTextureQueryLevels = true;
   g_Config.backend_info.bSupportsLogicOp = D3D::SupportsLogicOp(g_Config.iAdapter);
 
   g_Config.backend_info.Adapters = D3DCommon::GetAdapterNames();

Source/Core/VideoBackends/D3D12/VideoBackend.cpp

@@ -83,6 +83,7 @@ void VideoBackend::FillBackendInfo()
   g_Config.backend_info.bSupportsShaderBinaries = true;
   g_Config.backend_info.bSupportsPipelineCacheData = true;
   g_Config.backend_info.bSupportsCoarseDerivatives = true;
+  g_Config.backend_info.bSupportsTextureQueryLevels = true;
 
   // We can only check texture support once we have a device.
   if (g_dx_context)

Source/Core/VideoBackends/Null/NullBackend.cpp

@@ -56,6 +56,7 @@ void VideoBackend::InitBackendInfo()
   g_Config.backend_info.bSupportsShaderBinaries = false;
   g_Config.backend_info.bSupportsPipelineCacheData = false;
   g_Config.backend_info.bSupportsCoarseDerivatives = false;
+  g_Config.backend_info.bSupportsTextureQueryLevels = false;
 
   // aamodes: We only support 1 sample, so no MSAA
   g_Config.backend_info.Adapters.clear();

Source/Core/VideoBackends/OGL/OGLMain.cpp

@@ -108,6 +108,7 @@ void VideoBackend::InitBackendInfo()
   g_Config.backend_info.bSupportsST3CTextures = false;
   g_Config.backend_info.bSupportsBPTCTextures = false;
   g_Config.backend_info.bSupportsCoarseDerivatives = false;
+  g_Config.backend_info.bSupportsTextureQueryLevels = false;
 
   g_Config.backend_info.Adapters.clear();
 

Source/Core/VideoBackends/OGL/OGLRender.cpp

@@ -485,6 +485,8 @@ Renderer::Renderer(std::unique_ptr<GLContext> main_gl_context, float backbuffer_
       GLExtensions::Supports("GL_ARB_texture_compression_bptc");
   g_Config.backend_info.bSupportsCoarseDerivatives =
       GLExtensions::Supports("GL_ARB_derivative_control") || GLExtensions::Version() >= 450;
+  g_Config.backend_info.bSupportsTextureQueryLevels =
+      GLExtensions::Supports("GL_ARB_texture_query_levels") || GLExtensions::Version() >= 430;
 
   if (m_main_gl_context->IsGLES())
   {

Source/Core/VideoBackends/OGL/ProgramShaderCache.cpp

@@ -748,6 +748,7 @@ void ProgramShaderCache::CreateHeader()
       "%s\n"  // shader framebuffer fetch
       "%s\n"  // shader thread shuffle
       "%s\n"  // derivative control
+      "%s\n"  // query levels
 
       // Precision defines for GLSL ES
       "%s\n"
@@ -830,6 +831,9 @@ void ProgramShaderCache::CreateHeader()
       g_ActiveConfig.backend_info.bSupportsCoarseDerivatives ?
           "#extension GL_ARB_derivative_control : enable" :
           "",
+      g_ActiveConfig.backend_info.bSupportsTextureQueryLevels ?
+          "#extension GL_ARB_texture_query_levels : enable" :
+          "",
       is_glsles ? "precision highp float;" : "", is_glsles ? "precision highp int;" : "",
       is_glsles ? "precision highp sampler2DArray;" : "",
       (is_glsles && g_ActiveConfig.backend_info.bSupportsPaletteConversion) ?

Source/Core/VideoBackends/Software/SWmain.cpp

@@ -85,6 +85,7 @@ void VideoSoftware::InitBackendInfo()
   g_Config.backend_info.bSupportsPipelineCacheData = false;
   g_Config.backend_info.bSupportsBBox = true;
   g_Config.backend_info.bSupportsCoarseDerivatives = false;
+  g_Config.backend_info.bSupportsTextureQueryLevels = false;
 
   // aamodes
   g_Config.backend_info.AAModes = {1};

Source/Core/VideoBackends/Vulkan/VulkanContext.cpp

@@ -287,6 +287,7 @@ void VulkanContext::PopulateBackendInfo(VideoConfig* config)
   config->backend_info.bSupportsLargePoints = false;               // Dependent on features.
   config->backend_info.bSupportsFramebufferFetch = false;          // No support.
   config->backend_info.bSupportsCoarseDerivatives = true;          // Assumed support.
+  config->backend_info.bSupportsTextureQueryLevels = true;         // Assumed support.
 }
 
 void VulkanContext::PopulateBackendInfoAdapters(VideoConfig* config, const GPUList& gpu_list)

Source/Core/VideoCommon/PixelShaderGen.cpp

@@ -692,11 +692,21 @@ uint WrapCoord(int coord, uint wrap, int size) {{
   int3 size = textureSize(tex, 0);
   int size_s = size.x;
   int size_t = size.y;
-  int number_of_levels = textureQueryLevels(tex);
 )");
+        if (g_ActiveConfig.backend_info.bSupportsTextureQueryLevels)
+        {
+          out.Write("  int number_of_levels = textureQueryLevels(tex);\n");
+        }
+        else
+        {
+          out.Write("  int number_of_levels = 256;  // textureQueryLevels is not supported\n");
+          ERROR_LOG_FMT(VIDEO, "textureQueryLevels is not supported!  Odd graphical results may "
+                               "occur if custom textures are in use!");
+        }
       }
       else if (api_type == APIType::D3D)
       {
+        ASSERT(g_ActiveConfig.backend_info.bSupportsTextureQueryLevels);
         out.Write(R"(
   int size_s, size_t, layers, number_of_levels;
   tex.GetDimensions(0, size_s, size_t, layers, number_of_levels);

Source/Core/VideoCommon/VideoConfig.h

@@ -232,6 +232,7 @@ struct VideoConfig final
     bool bSupportsShaderBinaries = false;
     bool bSupportsPipelineCacheData = false;
     bool bSupportsCoarseDerivatives = false;
+    bool bSupportsTextureQueryLevels = false;
   } backend_info;
 
   // Utility