From 87e01f4fb20136d1151d5080f7594b310a0fd282 Mon Sep 17 00:00:00 2001
From: omar <ocornut@users.noreply.github.com>
Date: Thu, 23 Apr 2026 19:16:42 +0200
Subject: [PATCH] Update for WebGPU latest

---
 Image-Loading-and-Displaying-Examples.md | 76 ++++++++++--------------
 1 file changed, 33 insertions(+), 43 deletions(-)

diff --git a/Image-Loading-and-Displaying-Examples.md b/Image-Loading-and-Displaying-Examples.md
index 95356e9..a4d13ac 100644
--- a/Image-Loading-and-Displaying-Examples.md
+++ b/Image-Loading-and-Displaying-Examples.md
@@ -1139,54 +1139,31 @@ bool LoadTextureFromMemory(const void* data, size_t data_size, WGPUDevice device
     int image_width = 0;
     int image_height = 0;
     // Ask stbi to output 4 channels since WebGPU doesn't have 3-channels texture format
-    const int output_channels = 4;
-    void* const image_data = stbi_load_from_memory((const unsigned char *)data, (int)data_size, &image_width, &image_height, NULL, output_channels);
+    const int image_channels = 4;
+    void* const image_data = stbi_load_from_memory((const unsigned char *)data, (int)data_size, &image_width, &image_height, NULL, image_channels);
     if (image_data == NULL)
         return false;
 
     // Create a WebGPU texture
-    WGPUTextureDescriptor texture_desc;
-    texture_desc.nextInChain = NULL;
-    texture_desc.label = NULL;
-    texture_desc.usage = WGPUTextureUsage_CopyDst | WGPUTextureUsage_TextureBinding;
-    texture_desc.dimension = WGPUTextureDimension_2D;
-    texture_desc.size.width = (uint32_t)image_width;
-    texture_desc.size.height = (uint32_t)image_height;
-    texture_desc.size.depthOrArrayLayers = 1;
-    texture_desc.format = WGPUTextureFormat_RGBA8Unorm;
-    texture_desc.mipLevelCount = 1;
-    texture_desc.sampleCount = 1;
-    texture_desc.viewFormatCount = 0;
-    texture_desc.viewFormats = NULL;
-    WGPUTexture image_texture = wgpuDeviceCreateTexture(device, &texture_desc);
-
-    // Write loaded data to texture
-    WGPUImageCopyTexture dest;
-    dest.nextInChain = NULL;
-    dest.texture = image_texture;
-    dest.mipLevel = 0;
-    dest.origin.x = 0;
-    dest.origin.y = 0;
-    dest.origin.z = 0;
-    dest.aspect = WGPUTextureAspect_All;
-
-    WGPUTextureDataLayout src;
-    src.nextInChain = NULL;
-    src.offset = 0;
-    src.bytesPerRow = (uint32_t)(output_channels * image_width);
-    src.rowsPerImage = (uint32_t)image_height;
-
-    const size_t bytes = src.bytesPerRow * src.rowsPerImage;
-    WGPUExtent3D write_size;
-    write_size.width = (uint32_t)image_width;
-    write_size.height = (uint32_t)image_height;
-    write_size.depthOrArrayLayers = 1;
-    wgpuQueueWriteTexture(queue, &dest, image_data, bytes, &src, &write_size);
+    WGPUTextureDescriptor tex_desc;
+    tex_desc.nextInChain = NULL;
+    tex_desc.label = { "", WGPU_STRLEN };
+    tex_desc.usage = WGPUTextureUsage_CopyDst | WGPUTextureUsage_TextureBinding;
+    tex_desc.dimension = WGPUTextureDimension_2D;
+    tex_desc.size.width = (uint32_t)image_width;
+    tex_desc.size.height = (uint32_t)image_height;
+    tex_desc.size.depthOrArrayLayers = 1;
+    tex_desc.format = WGPUTextureFormat_RGBA8Unorm;
+    tex_desc.mipLevelCount = 1;
+    tex_desc.sampleCount = 1;
+    tex_desc.viewFormatCount = 0;
+    tex_desc.viewFormats = NULL;
+    WGPUTexture image_texture = wgpuDeviceCreateTexture(device, &tex_desc);
 
     // Create a WebGPU texture view
     WGPUTextureViewDescriptor view_desc;
     view_desc.nextInChain = NULL;
-    view_desc.label = NULL;
+    view_desc.label = { "", WGPU_STRLEN };
     view_desc.format = WGPUTextureFormat_RGBA8Unorm;
     view_desc.dimension = WGPUTextureViewDimension_2D;
     view_desc.baseMipLevel = 0;
@@ -1194,12 +1171,25 @@ bool LoadTextureFromMemory(const void* data, size_t data_size, WGPUDevice device
     view_desc.baseArrayLayer = 0;
     view_desc.arrayLayerCount = 1;
     view_desc.aspect = WGPUTextureAspect_All;
+    WGPUTextureView view = wgpuTextureCreateView(image_texture, &view_desc);
+
+    // Write loaded data to texture
+    WGPUTexelCopyTextureInfo dst_view = {};
+    dst_view.texture = image_texture;
+    dst_view.mipLevel = 0;
+    dst_view.origin = { 0, 0, 0 };
+    dst_view.aspect = WGPUTextureAspect_All;
+    WGPUTexelCopyBufferLayout layout = {};
+    layout.offset = 0;
+    layout.bytesPerRow = image_width * image_channels;
+    layout.rowsPerImage = image_height;
+    WGPUExtent3D write_size = { (uint32_t)image_width, (uint32_t)image_height, 1 };
+    wgpuQueueWriteTexture(queue, &dst_view, image_data, layout.bytesPerRow * layout.rowsPerImage, &layout, &write_size);
 
     *out_texture = image_texture;
-    *out_texture_view = wgpuTextureCreateView(image_texture, &view_desc);
+    *out_texture_view = view;
     *out_width = image_width;
-    *out_height = image_height;
-
+    *out_height = image_height;   
     return true;
 }