WebGPU wrapper wip: add texture & texture view methods

libs/wgpu/include/psemek/wgpu/instance.hpp

@@ -21,7 +21,7 @@ namespace psemek::wgpu
 		static instance create(descriptor const & desc);
 
 		void process_events();
-		surface create_surface(surface::descriptor const & desc) const;
+		surface create_surface(surface::descriptor const & desc);
 		void request_adapter(adapter::request_options const & request_options, adapter::request_callback callback);
 
 		static void reference(void * ptr);

libs/wgpu/include/psemek/wgpu/surface.hpp

@@ -81,15 +81,10 @@ namespace psemek::wgpu
 		};
 
 		void configure(configuration const & conf);
-
 		capabilities get_capabilities(adapter const & adapter);
-
 		current_texture get_current_texture();
-
 		wgpu::texture::format get_preferred_format(adapter const & adapter);
-
 		void present();
-
 		void unconfigure();
 
 		struct from_android_native_window

libs/wgpu/include/psemek/wgpu/texture.hpp

@@ -1,8 +1,12 @@
 #pragma once
 
 #include <psemek/wgpu/detail/object.hpp>
+#include <psemek/wgpu/texture_view.hpp>
+#include <psemek/wgpu/chained_struct.hpp>
 
 #include <cstdint>
+#include <string>
+#include <vector>
 
 namespace psemek::wgpu
 {
@@ -122,6 +126,32 @@ namespace psemek::wgpu
 			render_attachment = 0x00000010,
 		};
 
+		enum class dimension : std::uint32_t
+		{
+			_1d = 0x00000000,
+			_2d = 0x00000001,
+			_3d = 0x00000002,
+		};
+
+		enum class aspect : std::uint32_t
+		{
+			all = 0x00000000,
+			stencil_only = 0x00000001,
+			depth_only = 0x00000002,
+		};
+
+		// TODO: WGPU_EXPORT WGPUTextureView wgpuTextureCreateView(WGPUTexture texture, WGPU_NULLABLE WGPUTextureViewDescriptor const * descriptor) WGPU_FUNCTION_ATTRIBUTE;
+		texture_view create_view(texture_view::descriptor const & desc);
+		void destroy();
+		std::uint32_t get_width();
+		std::uint32_t get_height();
+		std::uint32_t get_depth();
+		dimension get_dimension();
+		format get_format();
+		std::uint32_t get_mip_level_count();
+		usage get_usage();
+		void set_label(std::string const & label);
+
 		static void reference(void * ptr);
 		static void release(void * ptr);
 
@@ -134,6 +164,19 @@ namespace psemek::wgpu
 		friend struct device;
 	};
 
+	struct texture_view::descriptor
+	{
+		std::vector<chained_struct> chain = {};
+		std::string label = {};
+		texture::format format;
+		texture_view::dimension dimension;
+		std::uint32_t base_mip_level = 0;
+		std::uint32_t mip_level_count = 1;
+		std::uint32_t base_array_layer = 0;
+		std::uint32_t array_layer_count = 1;
+		texture::aspect aspect = texture::aspect::all;
+	};
+
 	inline texture::usage operator | (texture::usage u1, texture::usage u2)
 	{
 		return static_cast<texture::usage>(static_cast<unsigned int>(u1) | static_cast<unsigned int>(u2));

libs/wgpu/include/psemek/wgpu/texture_view.hpp

@@ -0,0 +1,43 @@
+#pragma once
+
+#include <psemek/wgpu/detail/object.hpp>
+
+#include <cstdint>
+#include <string>
+
+namespace psemek::wgpu
+{
+
+	struct texture_view
+		: detail::object<texture_view>
+	{
+		using detail::object<texture_view>::object;
+
+		enum class dimension : std::uint32_t
+		{
+			undefined = 0x00000000,
+			_1d = 0x00000001,
+			_2d = 0x00000002,
+			_2d_array = 0x00000003,
+			cube = 0x00000004,
+			cube_array = 0x00000005,
+			_3d = 0x00000006,
+		};
+
+		// Defined in wgpu/texture.hpp to break circular dependencies
+		struct descriptor;
+
+		void set_label(std::string const & label);
+
+		static void reference(void * ptr);
+		static void release(void * ptr);
+
+	private:
+		explicit texture_view(void * ptr)
+			: detail::object<texture_view>(ptr)
+		{}
+
+		friend struct texture;
+	};
+
+}

libs/wgpu/objects-todo

@@ -18,5 +18,5 @@
   WGPUSampler
   WGPUShaderModule
 + WGPUSurface
-  WGPUTexture
-  WGPUTextureView
++ WGPUTexture
++ WGPUTextureView

libs/wgpu/source/instance.cpp

@@ -16,7 +16,7 @@ namespace psemek::wgpu
 		wgpuInstanceProcessEvents((WGPUInstance)get());
 	}
 
-	surface instance::create_surface(surface::descriptor const & desc) const
+	surface instance::create_surface(surface::descriptor const & desc)
 	{
 		WGPUSurfaceDescriptor descriptor = {};
 		descriptor.nextInChain = (WGPUChainedStruct const *)detail::fill_chain(desc.chain);

libs/wgpu/source/texture.cpp

@@ -4,6 +4,67 @@
 namespace psemek::wgpu
 {
 
+	texture_view texture::create_view(texture_view::descriptor const & desc)
+	{
+		WGPUTextureViewDescriptor descriptor = {};
+		descriptor.nextInChain = (WGPUChainedStruct const *)detail::fill_chain(desc.chain);
+		descriptor.label = desc.label.data();
+		descriptor.format = (WGPUTextureFormat)desc.format;
+		descriptor.dimension = (WGPUTextureViewDimension)desc.dimension;
+		descriptor.baseMipLevel = desc.base_mip_level;
+		descriptor.mipLevelCount = desc.mip_level_count;
+		descriptor.baseArrayLayer = desc.base_array_layer;
+		descriptor.arrayLayerCount = desc.array_layer_count;
+		descriptor.aspect = (WGPUTextureAspect)desc.aspect;
+
+		return texture_view(wgpuTextureCreateView((WGPUTexture)get(), &descriptor));
+	}
+
+	void texture::destroy()
+	{
+		wgpuTextureDestroy((WGPUTexture)get());
+	}
+
+	std::uint32_t texture::get_width()
+	{
+		return wgpuTextureGetWidth((WGPUTexture)get());
+	}
+
+	std::uint32_t texture::get_height()
+	{
+		return wgpuTextureGetHeight((WGPUTexture)get());
+	}
+
+	std::uint32_t texture::get_depth()
+	{
+		return wgpuTextureGetDepthOrArrayLayers((WGPUTexture)get());
+	}
+
+	texture::dimension texture::get_dimension()
+	{
+		return (dimension)wgpuTextureGetDimension((WGPUTexture)get());
+	}
+
+	texture::format texture::get_format()
+	{
+		return (format)wgpuTextureGetFormat((WGPUTexture)get());
+	}
+
+	std::uint32_t texture::get_mip_level_count()
+	{
+		return wgpuTextureGetMipLevelCount((WGPUTexture)get());
+	}
+
+	texture::usage texture::get_usage()
+	{
+		return (usage)wgpuTextureGetUsage((WGPUTexture)get());
+	}
+
+	void texture::set_label(std::string const & label)
+	{
+		wgpuTextureSetLabel((WGPUTexture)get(), label.data());
+	}
+
 	void texture::reference(void * ptr)
 	{
 		wgpuTextureReference((WGPUTexture)ptr);

libs/wgpu/source/texture_view.cpp

@@ -0,0 +1,22 @@
+#include <psemek/wgpu/texture_view.hpp>
+#include <psemek/wgpu/external/webgpu.h>
+
+namespace psemek::wgpu
+{
+
+	void texture_view::set_label(std::string const & label)
+	{
+		wgpuTextureViewSetLabel((WGPUTextureView)get(), label.data());
+	}
+
+	void texture_view::reference(void * ptr)
+	{
+		wgpuTextureViewReference((WGPUTextureView)ptr);
+	}
+
+	void texture_view::release(void * ptr)
+	{
+		wgpuTextureViewRelease((WGPUTextureView)ptr);
+	}
+
+}