Split RenderingDevice into API-agnostic and RenderingDeviceDriver parts

Credit and thanks to @bruzvg for multiple build fixes, update of 3rd-party items and MinGW support.

Co-authored-by: bruvzg <7645683+bruvzg@users.noreply.github.com>

core/config/project_settings.cpp

@@ -95,7 +95,7 @@ const PackedStringArray ProjectSettings::_get_supported_features() {
 	features.append(VERSION_FULL_CONFIG);
 	features.append(VERSION_FULL_BUILD);
 
-#if defined(VULKAN_ENABLED) || defined(D3D12_ENABLED)
+#ifdef RD_ENABLED
 	features.append("Forward Plus");
 	features.append("Mobile");
 #endif
@@ -1399,6 +1399,7 @@ ProjectSettings::ProjectSettings() {
 	GLOBAL_DEF("rendering/rendering_device/staging_buffer/texture_upload_region_size_px", 64);
 	GLOBAL_DEF("rendering/rendering_device/pipeline_cache/save_chunk_size_mb", 3.0);
 	GLOBAL_DEF("rendering/rendering_device/vulkan/max_descriptors_per_pool", 64);
+
 	GLOBAL_DEF_RST("rendering/rendering_device/d3d12/max_resource_descriptors_per_frame", 16384);
 	custom_prop_info["rendering/rendering_device/d3d12/max_resource_descriptors_per_frame"] = PropertyInfo(Variant::INT, "rendering/rendering_device/d3d12/max_resource_descriptors_per_frame", PROPERTY_HINT_RANGE, "512,262144");
 	GLOBAL_DEF_RST("rendering/rendering_device/d3d12/max_sampler_descriptors_per_frame", 1024);

core/typedefs.h

@@ -92,6 +92,7 @@
 #undef Error
 #undef OK
 #undef CONNECT_DEFERRED // override from Windows SDK, clashes with Object enum
+#undef MemoryBarrier
 #endif
 
 // Make room for our constexpr's below by overriding potential system-specific macros.

doc/classes/RenderingDevice.xml

@@ -796,12 +796,13 @@
 				Returns the data format used to create this texture.
 			</description>
 		</method>
-		<method name="texture_get_native_handle">
+		<method name="texture_get_native_handle" is_deprecated="true">
 			<return type="int" />
 			<param index="0" name="texture" type="RID" />
 			<description>
 				Returns the internal graphics handle for this texture object. For use when communicating with third-party APIs mostly with GDExtension.
 				[b]Note:[/b] This function returns a [code]uint64_t[/code] which internally maps to a [code]GLuint[/code] (OpenGL) or [code]VkImage[/code] (Vulkan).
+				[i]Deprecated.[/i] Use [method get_driver_resource] with [constant DRIVER_RESOURCE_TEXTURE] instead.
 			</description>
 		</method>
 		<method name="texture_is_format_supported_for_usage" qualifiers="const">
@@ -928,44 +929,91 @@
 		<constant name="DEVICE_TYPE_MAX" value="5" enum="DeviceType">
 			Represents the size of the [enum DeviceType] enum.
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_DEVICE" value="0" enum="DriverResource">
-			Vulkan device driver resource. This is a "global" resource and ignores the RID passed in
+		<constant name="DRIVER_RESOURCE_LOGICAL_DEVICE" value="0" enum="DriverResource">
+			Specific device object based on a physical device.
+			- Vulkan: Vulkan device driver resource ([code]VkDevice[/code]). ([code]rid[/code] argument doesn't apply.)
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_PHYSICAL_DEVICE" value="1" enum="DriverResource">
-			Physical device (graphics card) driver resource.
+		<constant name="DRIVER_RESOURCE_PHYSICAL_DEVICE" value="1" enum="DriverResource">
+			Physical device the specific logical device is based on.
+			- Vulkan: [code]VkDevice[/code]. ([code]rid[/code] argument doesn't apply.)
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_INSTANCE" value="2" enum="DriverResource">
-			Vulkan instance driver resource.
+		<constant name="DRIVER_RESOURCE_TOPMOST_OBJECT" value="2" enum="DriverResource">
+			Top-most graphics API entry object.
+			- Vulkan: [code]VkInstance[/code]. ([code]rid[/code] argument doesn't apply.)
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_QUEUE" value="3" enum="DriverResource">
-			Vulkan queue driver resource.
+		<constant name="DRIVER_RESOURCE_COMMAND_QUEUE" value="3" enum="DriverResource">
+			The main graphics-compute command queue.
+			- Vulkan: [code]VkQueue[/code]. ([code]rid[/code] argument doesn't apply.)
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_QUEUE_FAMILY_INDEX" value="4" enum="DriverResource">
-			Vulkan queue family index driver resource.
+		<constant name="DRIVER_RESOURCE_QUEUE_FAMILY" value="4" enum="DriverResource">
+			The specific family the main queue belongs to.
+			- Vulkan: the queue family index, an [code]uint32_t[/code]. ([code]rid[/code] argument doesn't apply.)
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_IMAGE" value="5" enum="DriverResource">
-			Vulkan image driver resource.
+		<constant name="DRIVER_RESOURCE_TEXTURE" value="5" enum="DriverResource">
+			- Vulkan: [code]VkImage[/code].
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_IMAGE_VIEW" value="6" enum="DriverResource">
-			Vulkan image view driver resource.
+		<constant name="DRIVER_RESOURCE_TEXTURE_VIEW" value="6" enum="DriverResource">
+			The view of an owned or shared texture.
+			- Vulkan: [code]VkImageView[/code].
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_IMAGE_NATIVE_TEXTURE_FORMAT" value="7" enum="DriverResource">
-			Vulkan image native texture format driver resource.
+		<constant name="DRIVER_RESOURCE_TEXTURE_DATA_FORMAT" value="7" enum="DriverResource">
+			The native id of the data format of the texture.
+			- Vulkan: [code]VkFormat[/code].
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_SAMPLER" value="8" enum="DriverResource">
-			Vulkan sampler driver resource.
+		<constant name="DRIVER_RESOURCE_SAMPLER" value="8" enum="DriverResource">
+			- Vulkan: [code]VkSampler[/code].
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_DESCRIPTOR_SET" value="9" enum="DriverResource">
-			Vulkan [url=https://vkguide.dev/docs/chapter-4/descriptors/]descriptor set[/url] driver resource.
+		<constant name="DRIVER_RESOURCE_UNIFORM_SET" value="9" enum="DriverResource">
+			- Vulkan: [code]VkDescriptorSet[/code].
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_BUFFER" value="10" enum="DriverResource">
-			Vulkan buffer driver resource.
+		<constant name="DRIVER_RESOURCE_BUFFER" value="10" enum="DriverResource">
+			Buffer of any kind of (storage, vertex, etc.).
+			- Vulkan: [code]VkBuffer[/code].
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_COMPUTE_PIPELINE" value="11" enum="DriverResource">
-			Vulkan compute pipeline driver resource.
+		<constant name="DRIVER_RESOURCE_COMPUTE_PIPELINE" value="11" enum="DriverResource">
+			- Vulkan: [code]VkPipeline[/code].
 		</constant>
-		<constant name="DRIVER_RESOURCE_VULKAN_RENDER_PIPELINE" value="12" enum="DriverResource">
-			Vulkan render pipeline driver resource.
+		<constant name="DRIVER_RESOURCE_RENDER_PIPELINE" value="12" enum="DriverResource">
+			- Vulkan: [code]VkPipeline[/code].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_DEVICE" value="0" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_LOGICAL_DEVICE].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_PHYSICAL_DEVICE" value="1" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_PHYSICAL_DEVICE].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_INSTANCE" value="2" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_TOPMOST_OBJECT].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_QUEUE" value="3" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_COMMAND_QUEUE].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_QUEUE_FAMILY_INDEX" value="4" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_QUEUE_FAMILY].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_IMAGE" value="5" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_TEXTURE].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_IMAGE_VIEW" value="6" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_TEXTURE_VIEW].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_IMAGE_NATIVE_TEXTURE_FORMAT" value="7" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_TEXTURE_DATA_FORMAT].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_SAMPLER" value="8" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_SAMPLER].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_DESCRIPTOR_SET" value="9" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_UNIFORM_SET].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_BUFFER" value="10" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_BUFFER].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_COMPUTE_PIPELINE" value="11" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_COMPUTE_PIPELINE].
+		</constant>
+		<constant name="DRIVER_RESOURCE_VULKAN_RENDER_PIPELINE" value="12" enum="DriverResource" is_deprecated="true">
+			[i]Deprecated.[/i] Use [constant DRIVER_RESOURCE_RENDER_PIPELINE].
 		</constant>
 		<constant name="DATA_FORMAT_R4G4_UNORM_PACK8" value="0" enum="DataFormat">
 			4-bit-per-channel red/green channel data format, packed into 8 bits. Values are in the [code][0.0, 1.0][/code] range.

drivers/d3d12/SCsub

@@ -5,36 +5,39 @@ from pathlib import Path
 
 Import("env")
 
-env_d3d12_rd = env.Clone()
+env.Append(CPPDEFINES=["RD_ENABLED"])
+
+env_d3d12_rdd = env.Clone()
 
 thirdparty_obj = []
 
 
 # DirectX Headers (must take precedence over Windows SDK's).
 
-env.Prepend(CPPPATH=["#thirdparty/directx_headers"])
-env_d3d12_rd.Prepend(CPPPATH=["#thirdparty/directx_headers"])
+env.Prepend(CPPPATH=["#thirdparty/directx_headers/include/directx"])
+env_d3d12_rdd.Prepend(CPPPATH=["#thirdparty/directx_headers/include/directx"])
+env_d3d12_rdd.Prepend(CPPPATH=["#thirdparty/directx_headers/include/dxguids"])
 
 
 # Direct3D 12 Memory Allocator.
 
 env.Append(CPPPATH=["#thirdparty/d3d12ma"])
-env_d3d12_rd.Append(CPPPATH=["#thirdparty/d3d12ma"])
+env_d3d12_rdd.Append(CPPPATH=["#thirdparty/d3d12ma"])
 
 
 # Agility SDK.
 
 if env["agility_sdk_path"] != "":
-    env_d3d12_rd.Append(CPPDEFINES=["AGILITY_SDK_ENABLED"])
+    env_d3d12_rdd.Append(CPPDEFINES=["AGILITY_SDK_ENABLED"])
     if env["agility_sdk_multiarch"]:
-        env_d3d12_rd.Append(CPPDEFINES=["AGILITY_SDK_MULTIARCH_ENABLED"])
+        env_d3d12_rdd.Append(CPPDEFINES=["AGILITY_SDK_MULTIARCH_ENABLED"])
 
 
 # PIX.
 
 if env["pix_path"] != "":
-    env_d3d12_rd.Append(CPPDEFINES=["PIX_ENABLED"])
-    env_d3d12_rd.Append(CPPPATH=[env["pix_path"] + "/Include"])
+    env_d3d12_rdd.Append(CPPDEFINES=["PIX_ENABLED"])
+    env_d3d12_rdd.Append(CPPPATH=[env["pix_path"] + "/Include"])
 
 
 # Mesa (SPIR-V to DXIL functionality).
@@ -105,12 +108,16 @@ extra_defines = [
     "WINDOWS_NO_FUTEX",
 ]
 
+mesa_ver = Path(mesa_absdir + "/VERSION.info")
+if not mesa_ver.is_file():
+    mesa_ver = Path(mesa_absdir + "/VERSION")
+
 # These defines are inspired by the Meson build scripts in the original repo.
 extra_defines += [
     "__STDC_CONSTANT_MACROS",
     "__STDC_FORMAT_MACROS",
     "__STDC_LIMIT_MACROS",
-    ("PACKAGE_VERSION", '\\"' + Path(mesa_absdir + "/VERSION").read_text().strip() + '\\"'),
+    ("PACKAGE_VERSION", '\\"' + mesa_ver.read_text().strip() + '\\"'),
     ("PACKAGE_BUGREPORT", '\\"https://gitlab.freedesktop.org/mesa/mesa/-/issues\\"'),
     "PIPE_SUBSYSTEM_WINDOWS_USER",
     ("_Static_assert", "static_assert"),
@@ -129,11 +136,16 @@ if env.msvc:
         "NOMINMAX",
         "HAVE_STRUCT_TIMESPEC",
     ]
+else:
+    extra_defines += [
+        ("__REQUIRED_RPCNDR_H_VERSION__", 475),
+        "HAVE_STRUCT_TIMESPEC",
+    ]
 
 # This is needed since rendering_device_d3d12.cpp needs to include some Mesa internals.
-env_d3d12_rd.Prepend(CPPPATH=mesa_private_inc_paths)
+env_d3d12_rdd.Prepend(CPPPATH=mesa_private_inc_paths)
 # For the same reason as above, the defines must be the same as in the 3rd-party code itself.
-env_d3d12_rd.Append(CPPDEFINES=extra_defines)
+env_d3d12_rdd.Append(CPPDEFINES=extra_defines)
 
 
 # Add all.
@@ -144,7 +156,7 @@ env.drivers_sources += thirdparty_obj
 # Godot source files.
 
 driver_obj = []
-env_d3d12_rd.add_source_files(driver_obj, "*.cpp")
+env_d3d12_rdd.add_source_files(driver_obj, "*.cpp")
 env.drivers_sources += driver_obj
 
 # Needed to force rebuilding the driver files when the thirdparty code is updated.