WebGPU wrapper wip: add sampler object

libs/wgpu/include/psemek/wgpu/sampler.hpp

@@ -0,0 +1,78 @@
+#pragma once
+
+#include <psemek/wgpu/detail/object.hpp>
+#include <psemek/wgpu/chained_struct.hpp>
+#include <psemek/geom/interval.hpp>
+
+#include <cstdint>
+#include <string>
+#include <vector>
+
+namespace psemek::wgpu
+{
+
+	enum class address_mode : std::uint32_t
+	{
+		repeat = 0x00000000,
+		mirror_repeat = 0x00000001,
+		clamp_to_edge = 0x00000002,
+	};
+
+	enum class filter_mode : std::uint32_t
+	{
+		nearest = 0x00000000,
+		linear = 0x00000001,
+	};
+
+	enum class mipmap_filter_mode : std::uint32_t
+	{
+		nearest = 0x00000000,
+		linear = 0x00000001,
+	};
+
+	enum class compare_function : std::uint32_t
+	{
+		undefined = 0x00000000,
+		never = 0x00000001,
+		less = 0x00000002,
+		less_equal = 0x00000003,
+		greater = 0x00000004,
+		greater_equal = 0x00000005,
+		equal = 0x00000006,
+		not_equal = 0x00000007,
+		always = 0x00000008,
+	};
+
+	struct sampler
+		: detail::object<sampler>
+	{
+		using detail::object<sampler>::object;
+
+		struct descriptor {
+			std::vector<chained_struct> chain = {};
+			std::string label = {};
+			address_mode address_mode_u;
+			address_mode address_mode_v;
+			address_mode address_mode_w;
+			filter_mode mag_filter;
+			filter_mode min_filter;
+			mipmap_filter_mode mipmap_filter;
+			geom::interval<float> lod_clamp;
+			compare_function compare;
+			std::uint16_t maxAnisotropy;
+		};
+
+		void set_label(std::string const & label);
+
+		static void reference(void * ptr);
+		static void release(void * ptr);
+
+	private:
+		explicit sampler(void * ptr)
+			: detail::object<sampler>(ptr)
+		{}
+
+		friend struct device;
+	};
+
+}

libs/wgpu/objects-todo

@@ -15,7 +15,7 @@
   WGPURenderBundleEncoder
 - WGPURenderPassEncoder
   WGPURenderPipeline
-  WGPUSampler
++ WGPUSampler
 + WGPUShaderModule
 + WGPUSurface
 + WGPUTexture

libs/wgpu/source/sampler.cpp

@@ -0,0 +1,22 @@
+#include <psemek/wgpu/sampler.hpp>
+#include <psemek/wgpu/external/webgpu.h>
+
+namespace psemek::wgpu
+{
+
+	void sampler::set_label(std::string const & label)
+	{
+		wgpuSamplerSetLabel((WGPUSampler)get(), label.data());
+	}
+
+	void sampler::reference(void * ptr)
+	{
+		wgpuSamplerReference((WGPUSampler)ptr);
+	}
+
+	void sampler::release(void * ptr)
+	{
+		wgpuSamplerRelease((WGPUSampler)ptr);
+	}
+
+}