Option: Force default limits

Add an option to force the adapter to use the default limits.

Author: Chainsawkitten

capture/options.html

@@ -20,6 +20,15 @@ <h2>Capture</h2>
             </p>
         </div>
 
+        <div>
+            <h2>Adapter</h2>
+
+            <p>
+                <span>Force default limits</span>
+                <input type="checkbox" id="adapterDefaultLimits" value="true" />
+            </p>
+        </div>
+
         <div>
             <h2>External textures</h2>
 

capture/scripts/isolatedContent.js

@@ -2,6 +2,7 @@ chrome.storage.local.get(
     {
         captureFilename: "capture.wgpur",
         captureMaxFrames: "0",
+        adapterDefaultLimits: "false",
         externalTextureScale: "100"
     },
     (items) => {

capture/scripts/mainContent.js

@@ -405,7 +405,9 @@ function __WebGPUReconstruct_GPUAdapter_requestDevice(originalMethod, descriptor
 
     if (descriptor != undefined) {
         overrideDescriptor.label = descriptor.label;
-        overrideDescriptor.requiredLimits = descriptor.requiredLimits;
+        if (!__webGPUReconstruct.configuration.adapterDefaultLimits) {
+            overrideDescriptor.requiredLimits = descriptor.requiredLimits;
+        }
         overrideDescriptor.defaultQueue = descriptor.defaultQueue;
 
         if (descriptor.requiredFeatures != undefined) {
@@ -442,6 +444,48 @@ $STRUCT_SAVE_FUNCTIONS
 // Generated code will be inserted here.
 $CAPTURE_COMMANDS
 
+function __WebGPUReconstruct_getDefaultLimits(compatibility) {
+    let limits = {
+        maxTextureDimension1D: compatibility ? 4096 : 8192,
+        maxTextureDimension2D: compatibility ? 4096 : 8192,
+        maxTextureDimension3D: 2048,
+        maxTextureArrayLayers: 256,
+        maxBindGroups: 4,
+        maxBindGroupsPlusVertexBuffers: 24,
+        maxBindingsPerBindGroup: 1000,
+        maxDynamicUniformBuffersPerPipelineLayout: 8,
+        maxDynamicStorageBuffersPerPipelineLayout: 4,
+        maxSampledTexturesPerShaderStage: 16,
+        maxSamplersPerShaderStage: 16,
+        maxStorageBuffersPerShaderStage: 8,
+        maxStorageBuffersInVertexStage: compatibility ? 0 : 8,
+        maxStorageBuffersInFragmentStage: compatibility ? 4: 8,
+        maxStorageTexturesPerShaderStage: 4,
+        maxStorageTexturesInVertexStage: compatibility ? 0 : 8,
+        maxStorageTexturesInFragmentStage: compatibility ? 4 : 8,
+        maxUniformBuffersPerShaderStage: 12,
+        maxUniformBufferBindingSize: compatibility ? 16384 : 65536,
+        maxStorageBufferBindingSize: 134217728,
+        minUniformBufferOffsetAlignment: 256,
+        minStorageBufferOffsetAlignment: 256,
+        maxVertexBuffers: 8,
+        maxBufferSize: 268435456,
+        maxVertexAttributes: 16,
+        maxVertexBufferArrayStride: 2048,
+        maxInterStageShaderVariables: compatibility ? 15 : 16,
+        maxColorAttachments: compatibility ? 4 : 8,
+        maxColorAttachmentBytesPerSample: 32,
+        maxComputeWorkgroupStorageSize: 16384,
+        maxComputeInvocationsPerWorkgroup: compatibility ? 128 : 256,
+        maxComputeWorkgroupSizeX: compatibility ? 128 : 256,
+        maxComputeWorkgroupSizeY: compatibility ? 128 : 256,
+        maxComputeWorkgroupSizeZ: 64,
+        maxComputeWorkgroupsPerDimension: 65535
+    };
+    limits[Symbol.toStringTag] = "GPUSupportedLimits";
+    return limits;
+}
+
 function __WebGPUReconstruct_GPU_requestAdapter(originalMethod, options) {
     __WebGPUReconstruct_DebugOutput("requestAdapter");
 
@@ -454,6 +498,12 @@ function __WebGPUReconstruct_GPU_requestAdapter(originalMethod, options) {
                 }
             }
             adapter.__defineGetter__("features", function() { return features;});
+            
+            if (__webGPUReconstruct.configuration.adapterDefaultLimits) {
+                let limits = __WebGPUReconstruct_getDefaultLimits(options.featureLevel === "compatibility");
+                adapter.__defineGetter__("limits", function() { return limits;});
+            }
+            
             return adapter;
         });
     });
@@ -666,6 +716,12 @@ $WRAP_COMMANDS
             this.configuration.captureMaxFrames = Number(this.configuration.captureMaxFrames);
         }
 
+        if (this.configuration.adapterDefaultLimits === undefined) {
+            this.configuration.adapterDefaultLimits = false;
+        } else {
+            this.configuration.adapterDefaultLimits = (this.configuration.adapterDefaultLimits === true) || (this.configuration.adapterDefaultLimits === "true");
+        }
+
         if (this.configuration.externalTextureScale === undefined) {
             this.configuration.externalTextureScale = 100;
         } else {

capture/scripts/options.js

@@ -1,12 +1,14 @@
 const saveOptions = () => {
     const captureFilename = document.getElementById('captureFilename').value;
     const captureMaxFrames = document.getElementById('captureMaxFrames').value;
+    const adapterDefaultLimits = document.getElementById('adapterDefaultLimits').checked;
     const externalTextureScale = document.getElementById('externalTextureScale').value;
 
     chrome.storage.local.set(
         {
             captureFilename: captureFilename,
             captureMaxFrames: captureMaxFrames,
+            adapterDefaultLimits: String(adapterDefaultLimits),
             externalTextureScale: externalTextureScale
         },
         () => {
@@ -25,11 +27,13 @@ const restoreOptions = () => {
         {
             captureFilename: "capture.wgpur",
             captureMaxFrames: "0",
+            adapterDefaultLimits: "false",
             externalTextureScale: "100"
         },
         (items) => {
             document.getElementById('captureFilename').value = items.captureFilename;
             document.getElementById('captureMaxFrames').value = items.captureMaxFrames;
+            document.getElementById('adapterDefaultLimits').checked = (items.adapterDefaultLimits === "true");
             document.getElementById('externalTextureScale').value = items.externalTextureScale;
         }
     );