/**************************************************************************/ /* rendering_device.h */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /**************************************************************************/ #ifndef RENDERING_DEVICE_H #define RENDERING_DEVICE_H #include "core/object/class_db.h" #include "core/variant/typed_array.h" #include "servers/display_server.h" class RDTextureFormat; class RDTextureView; class RDAttachmentFormat; class RDSamplerState; class RDVertexAttribute; class RDShaderSource; class RDShaderSPIRV; class RDUniform; class RDPipelineRasterizationState; class RDPipelineMultisampleState; class RDPipelineDepthStencilState; class RDPipelineColorBlendState; class RDFramebufferPass; class RDPipelineSpecializationConstant; class RenderingDevice : public Object { GDCLASS(RenderingDevice, Object) public: enum DeviceFamily { DEVICE_UNKNOWN, DEVICE_OPENGL, DEVICE_VULKAN, DEVICE_DIRECTX }; // This enum matches VkPhysicalDeviceType (except for `DEVICE_TYPE_MAX`). // Unlike VkPhysicalDeviceType, DeviceType is exposed to the scripting API. enum DeviceType { DEVICE_TYPE_OTHER, DEVICE_TYPE_INTEGRATED_GPU, DEVICE_TYPE_DISCRETE_GPU, DEVICE_TYPE_VIRTUAL_GPU, DEVICE_TYPE_CPU, DEVICE_TYPE_MAX, }; enum DriverResource { DRIVER_RESOURCE_VULKAN_DEVICE = 0, DRIVER_RESOURCE_VULKAN_PHYSICAL_DEVICE, DRIVER_RESOURCE_VULKAN_INSTANCE, DRIVER_RESOURCE_VULKAN_QUEUE, DRIVER_RESOURCE_VULKAN_QUEUE_FAMILY_INDEX, DRIVER_RESOURCE_VULKAN_IMAGE, DRIVER_RESOURCE_VULKAN_IMAGE_VIEW, DRIVER_RESOURCE_VULKAN_IMAGE_NATIVE_TEXTURE_FORMAT, DRIVER_RESOURCE_VULKAN_SAMPLER, DRIVER_RESOURCE_VULKAN_DESCRIPTOR_SET, DRIVER_RESOURCE_VULKAN_BUFFER, DRIVER_RESOURCE_VULKAN_COMPUTE_PIPELINE, DRIVER_RESOURCE_VULKAN_RENDER_PIPELINE, //next driver continue enum from 1000 to keep order }; enum ShaderStage { SHADER_STAGE_VERTEX, SHADER_STAGE_FRAGMENT, SHADER_STAGE_TESSELATION_CONTROL, SHADER_STAGE_TESSELATION_EVALUATION, SHADER_STAGE_COMPUTE, SHADER_STAGE_MAX, SHADER_STAGE_VERTEX_BIT = (1 << SHADER_STAGE_VERTEX), SHADER_STAGE_FRAGMENT_BIT = (1 << SHADER_STAGE_FRAGMENT), SHADER_STAGE_TESSELATION_CONTROL_BIT = (1 << SHADER_STAGE_TESSELATION_CONTROL), SHADER_STAGE_TESSELATION_EVALUATION_BIT = (1 << SHADER_STAGE_TESSELATION_EVALUATION), SHADER_STAGE_COMPUTE_BIT = (1 << SHADER_STAGE_COMPUTE), }; enum ShaderLanguage { SHADER_LANGUAGE_GLSL, SHADER_LANGUAGE_HLSL }; enum SubgroupOperations { SUBGROUP_BASIC_BIT = 1, SUBGROUP_VOTE_BIT = 2, SUBGROUP_ARITHMETIC_BIT = 4, SUBGROUP_BALLOT_BIT = 8, SUBGROUP_SHUFFLE_BIT = 16, SUBGROUP_SHUFFLE_RELATIVE_BIT = 32, SUBGROUP_CLUSTERED_BIT = 64, SUBGROUP_QUAD_BIT = 128, }; struct Capabilities { // main device info DeviceFamily device_family = DEVICE_UNKNOWN; uint32_t version_major = 1.0; uint32_t version_minor = 0.0; }; typedef String (*ShaderSPIRVGetCacheKeyFunction)(const RenderingDevice *p_render_device); typedef Vector (*ShaderCompileToSPIRVFunction)(ShaderStage p_stage, const String &p_source_code, ShaderLanguage p_language, String *r_error, const RenderingDevice *p_render_device); typedef Vector (*ShaderCacheFunction)(ShaderStage p_stage, const String &p_source_code, ShaderLanguage p_language); typedef void (*InvalidationCallback)(void *); private: static ShaderCompileToSPIRVFunction compile_to_spirv_function; static ShaderCacheFunction cache_function; static ShaderSPIRVGetCacheKeyFunction get_spirv_cache_key_function; static RenderingDevice *singleton; protected: static void _bind_methods(); Capabilities device_capabilities; public: //base numeric ID for all types enum { INVALID_ID = -1, INVALID_FORMAT_ID = -1 }; /*****************/ /**** GENERIC ****/ /*****************/ enum CompareOperator { COMPARE_OP_NEVER, COMPARE_OP_LESS, COMPARE_OP_EQUAL, COMPARE_OP_LESS_OR_EQUAL, COMPARE_OP_GREATER, COMPARE_OP_NOT_EQUAL, COMPARE_OP_GREATER_OR_EQUAL, COMPARE_OP_ALWAYS, COMPARE_OP_MAX //not an actual operator, just the amount of operators :D }; enum DataFormat { DATA_FORMAT_R4G4_UNORM_PACK8, DATA_FORMAT_R4G4B4A4_UNORM_PACK16, DATA_FORMAT_B4G4R4A4_UNORM_PACK16, DATA_FORMAT_R5G6B5_UNORM_PACK16, DATA_FORMAT_B5G6R5_UNORM_PACK16, DATA_FORMAT_R5G5B5A1_UNORM_PACK16, DATA_FORMAT_B5G5R5A1_UNORM_PACK16, DATA_FORMAT_A1R5G5B5_UNORM_PACK16, DATA_FORMAT_R8_UNORM, DATA_FORMAT_R8_SNORM, DATA_FORMAT_R8_USCALED, DATA_FORMAT_R8_SSCALED, DATA_FORMAT_R8_UINT, DATA_FORMAT_R8_SINT, DATA_FORMAT_R8_SRGB, DATA_FORMAT_R8G8_UNORM, DATA_FORMAT_R8G8_SNORM, DATA_FORMAT_R8G8_USCALED, DATA_FORMAT_R8G8_SSCALED, DATA_FORMAT_R8G8_UINT, DATA_FORMAT_R8G8_SINT, DATA_FORMAT_R8G8_SRGB, DATA_FORMAT_R8G8B8_UNORM, DATA_FORMAT_R8G8B8_SNORM, DATA_FORMAT_R8G8B8_USCALED, DATA_FORMAT_R8G8B8_SSCALED, DATA_FORMAT_R8G8B8_UINT, DATA_FORMAT_R8G8B8_SINT, DATA_FORMAT_R8G8B8_SRGB, DATA_FORMAT_B8G8R8_UNORM, DATA_FORMAT_B8G8R8_SNORM, DATA_FORMAT_B8G8R8_USCALED, DATA_FORMAT_B8G8R8_SSCALED, DATA_FORMAT_B8G8R8_UINT, DATA_FORMAT_B8G8R8_SINT, DATA_FORMAT_B8G8R8_SRGB, DATA_FORMAT_R8G8B8A8_UNORM, DATA_FORMAT_R8G8B8A8_SNORM, DATA_FORMAT_R8G8B8A8_USCALED, DATA_FORMAT_R8G8B8A8_SSCALED, DATA_FORMAT_R8G8B8A8_UINT, DATA_FORMAT_R8G8B8A8_SINT, DATA_FORMAT_R8G8B8A8_SRGB, DATA_FORMAT_B8G8R8A8_UNORM, DATA_FORMAT_B8G8R8A8_SNORM, DATA_FORMAT_B8G8R8A8_USCALED, DATA_FORMAT_B8G8R8A8_SSCALED, DATA_FORMAT_B8G8R8A8_UINT, DATA_FORMAT_B8G8R8A8_SINT, DATA_FORMAT_B8G8R8A8_SRGB, DATA_FORMAT_A8B8G8R8_UNORM_PACK32, DATA_FORMAT_A8B8G8R8_SNORM_PACK32, DATA_FORMAT_A8B8G8R8_USCALED_PACK32, DATA_FORMAT_A8B8G8R8_SSCALED_PACK32, DATA_FORMAT_A8B8G8R8_UINT_PACK32, DATA_FORMAT_A8B8G8R8_SINT_PACK32, DATA_FORMAT_A8B8G8R8_SRGB_PACK32, DATA_FORMAT_A2R10G10B10_UNORM_PACK32, DATA_FORMAT_A2R10G10B10_SNORM_PACK32, DATA_FORMAT_A2R10G10B10_USCALED_PACK32, DATA_FORMAT_A2R10G10B10_SSCALED_PACK32, DATA_FORMAT_A2R10G10B10_UINT_PACK32, DATA_FORMAT_A2R10G10B10_SINT_PACK32, DATA_FORMAT_A2B10G10R10_UNORM_PACK32, DATA_FORMAT_A2B10G10R10_SNORM_PACK32, DATA_FORMAT_A2B10G10R10_USCALED_PACK32, DATA_FORMAT_A2B10G10R10_SSCALED_PACK32, DATA_FORMAT_A2B10G10R10_UINT_PACK32, DATA_FORMAT_A2B10G10R10_SINT_PACK32, DATA_FORMAT_R16_UNORM, DATA_FORMAT_R16_SNORM, DATA_FORMAT_R16_USCALED, DATA_FORMAT_R16_SSCALED, DATA_FORMAT_R16_UINT, DATA_FORMAT_R16_SINT, DATA_FORMAT_R16_SFLOAT, DATA_FORMAT_R16G16_UNORM, DATA_FORMAT_R16G16_SNORM, DATA_FORMAT_R16G16_USCALED, DATA_FORMAT_R16G16_SSCALED, DATA_FORMAT_R16G16_UINT, DATA_FORMAT_R16G16_SINT, DATA_FORMAT_R16G16_SFLOAT, DATA_FORMAT_R16G16B16_UNORM, DATA_FORMAT_R16G16B16_SNORM, DATA_FORMAT_R16G16B16_USCALED, DATA_FORMAT_R16G16B16_SSCALED, DATA_FORMAT_R16G16B16_UINT, DATA_FORMAT_R16G16B16_SINT, DATA_FORMAT_R16G16B16_SFLOAT, DATA_FORMAT_R16G16B16A16_UNORM, DATA_FORMAT_R16G16B16A16_SNORM, DATA_FORMAT_R16G16B16A16_USCALED, DATA_FORMAT_R16G16B16A16_SSCALED, DATA_FORMAT_R16G16B16A16_UINT, DATA_FORMAT_R16G16B16A16_SINT, DATA_FORMAT_R16G16B16A16_SFLOAT, DATA_FORMAT_R32_UINT, DATA_FORMAT_R32_SINT, DATA_FORMAT_R32_SFLOAT, DATA_FORMAT_R32G32_UINT, DATA_FORMAT_R32G32_SINT, DATA_FORMAT_R32G32_SFLOAT, DATA_FORMAT_R32G32B32_UINT, DATA_FORMAT_R32G32B32_SINT, DATA_FORMAT_R32G32B32_SFLOAT, DATA_FORMAT_R32G32B32A32_UINT, DATA_FORMAT_R32G32B32A32_SINT, DATA_FORMAT_R32G32B32A32_SFLOAT, DATA_FORMAT_R64_UINT, DATA_FORMAT_R64_SINT, DATA_FORMAT_R64_SFLOAT, DATA_FORMAT_R64G64_UINT, DATA_FORMAT_R64G64_SINT, DATA_FORMAT_R64G64_SFLOAT, DATA_FORMAT_R64G64B64_UINT, DATA_FORMAT_R64G64B64_SINT, DATA_FORMAT_R64G64B64_SFLOAT, DATA_FORMAT_R64G64B64A64_UINT, DATA_FORMAT_R64G64B64A64_SINT, DATA_FORMAT_R64G64B64A64_SFLOAT, DATA_FORMAT_B10G11R11_UFLOAT_PACK32, DATA_FORMAT_E5B9G9R9_UFLOAT_PACK32, DATA_FORMAT_D16_UNORM, DATA_FORMAT_X8_D24_UNORM_PACK32, DATA_FORMAT_D32_SFLOAT, DATA_FORMAT_S8_UINT, DATA_FORMAT_D16_UNORM_S8_UINT, DATA_FORMAT_D24_UNORM_S8_UINT, DATA_FORMAT_D32_SFLOAT_S8_UINT, DATA_FORMAT_BC1_RGB_UNORM_BLOCK, DATA_FORMAT_BC1_RGB_SRGB_BLOCK, DATA_FORMAT_BC1_RGBA_UNORM_BLOCK, DATA_FORMAT_BC1_RGBA_SRGB_BLOCK, DATA_FORMAT_BC2_UNORM_BLOCK, DATA_FORMAT_BC2_SRGB_BLOCK, DATA_FORMAT_BC3_UNORM_BLOCK, DATA_FORMAT_BC3_SRGB_BLOCK, DATA_FORMAT_BC4_UNORM_BLOCK, DATA_FORMAT_BC4_SNORM_BLOCK, DATA_FORMAT_BC5_UNORM_BLOCK, DATA_FORMAT_BC5_SNORM_BLOCK, DATA_FORMAT_BC6H_UFLOAT_BLOCK, DATA_FORMAT_BC6H_SFLOAT_BLOCK, DATA_FORMAT_BC7_UNORM_BLOCK, DATA_FORMAT_BC7_SRGB_BLOCK, DATA_FORMAT_ETC2_R8G8B8_UNORM_BLOCK, DATA_FORMAT_ETC2_R8G8B8_SRGB_BLOCK, DATA_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK, DATA_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK, DATA_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK, DATA_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK, DATA_FORMAT_EAC_R11_UNORM_BLOCK, DATA_FORMAT_EAC_R11_SNORM_BLOCK, DATA_FORMAT_EAC_R11G11_UNORM_BLOCK, DATA_FORMAT_EAC_R11G11_SNORM_BLOCK, DATA_FORMAT_ASTC_4x4_UNORM_BLOCK, DATA_FORMAT_ASTC_4x4_SRGB_BLOCK, DATA_FORMAT_ASTC_5x4_UNORM_BLOCK, DATA_FORMAT_ASTC_5x4_SRGB_BLOCK, DATA_FORMAT_ASTC_5x5_UNORM_BLOCK, DATA_FORMAT_ASTC_5x5_SRGB_BLOCK, DATA_FORMAT_ASTC_6x5_UNORM_BLOCK, DATA_FORMAT_ASTC_6x5_SRGB_BLOCK, DATA_FORMAT_ASTC_6x6_UNORM_BLOCK, DATA_FORMAT_ASTC_6x6_SRGB_BLOCK, DATA_FORMAT_ASTC_8x5_UNORM_BLOCK, DATA_FORMAT_ASTC_8x5_SRGB_BLOCK, DATA_FORMAT_ASTC_8x6_UNORM_BLOCK, DATA_FORMAT_ASTC_8x6_SRGB_BLOCK, DATA_FORMAT_ASTC_8x8_UNORM_BLOCK, DATA_FORMAT_ASTC_8x8_SRGB_BLOCK, DATA_FORMAT_ASTC_10x5_UNORM_BLOCK, DATA_FORMAT_ASTC_10x5_SRGB_BLOCK, DATA_FORMAT_ASTC_10x6_UNORM_BLOCK, DATA_FORMAT_ASTC_10x6_SRGB_BLOCK, DATA_FORMAT_ASTC_10x8_UNORM_BLOCK, DATA_FORMAT_ASTC_10x8_SRGB_BLOCK, DATA_FORMAT_ASTC_10x10_UNORM_BLOCK, DATA_FORMAT_ASTC_10x10_SRGB_BLOCK, DATA_FORMAT_ASTC_12x10_UNORM_BLOCK, DATA_FORMAT_ASTC_12x10_SRGB_BLOCK, DATA_FORMAT_ASTC_12x12_UNORM_BLOCK, DATA_FORMAT_ASTC_12x12_SRGB_BLOCK, DATA_FORMAT_G8B8G8R8_422_UNORM, DATA_FORMAT_B8G8R8G8_422_UNORM, DATA_FORMAT_G8_B8_R8_3PLANE_420_UNORM, DATA_FORMAT_G8_B8R8_2PLANE_420_UNORM, DATA_FORMAT_G8_B8_R8_3PLANE_422_UNORM, DATA_FORMAT_G8_B8R8_2PLANE_422_UNORM, DATA_FORMAT_G8_B8_R8_3PLANE_444_UNORM, DATA_FORMAT_R10X6_UNORM_PACK16, DATA_FORMAT_R10X6G10X6_UNORM_2PACK16, DATA_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16, DATA_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16, DATA_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16, DATA_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16, DATA_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16, DATA_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16, DATA_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16, DATA_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16, DATA_FORMAT_R12X4_UNORM_PACK16, DATA_FORMAT_R12X4G12X4_UNORM_2PACK16, DATA_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16, DATA_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16, DATA_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16, DATA_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16, DATA_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16, DATA_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16, DATA_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16, DATA_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16, DATA_FORMAT_G16B16G16R16_422_UNORM, DATA_FORMAT_B16G16R16G16_422_UNORM, DATA_FORMAT_G16_B16_R16_3PLANE_420_UNORM, DATA_FORMAT_G16_B16R16_2PLANE_420_UNORM, DATA_FORMAT_G16_B16_R16_3PLANE_422_UNORM, DATA_FORMAT_G16_B16R16_2PLANE_422_UNORM, DATA_FORMAT_G16_B16_R16_3PLANE_444_UNORM, DATA_FORMAT_MAX }; /*****************/ /**** BARRIER ****/ /*****************/ enum BarrierMask { BARRIER_MASK_VERTEX = 1, BARRIER_MASK_FRAGMENT = 8, BARRIER_MASK_COMPUTE = 2, BARRIER_MASK_TRANSFER = 4, BARRIER_MASK_RASTER = BARRIER_MASK_VERTEX | BARRIER_MASK_FRAGMENT, // 9, BARRIER_MASK_ALL_BARRIERS = 0x7FFF, // all flags set BARRIER_MASK_NO_BARRIER = 0x8000, }; /*****************/ /**** TEXTURE ****/ /*****************/ enum TextureType { TEXTURE_TYPE_1D, TEXTURE_TYPE_2D, TEXTURE_TYPE_3D, TEXTURE_TYPE_CUBE, TEXTURE_TYPE_1D_ARRAY, TEXTURE_TYPE_2D_ARRAY, TEXTURE_TYPE_CUBE_ARRAY, TEXTURE_TYPE_MAX }; enum TextureSamples { TEXTURE_SAMPLES_1, TEXTURE_SAMPLES_2, TEXTURE_SAMPLES_4, TEXTURE_SAMPLES_8, TEXTURE_SAMPLES_16, TEXTURE_SAMPLES_32, TEXTURE_SAMPLES_64, TEXTURE_SAMPLES_MAX }; enum TextureUsageBits { TEXTURE_USAGE_SAMPLING_BIT = (1 << 0), TEXTURE_USAGE_COLOR_ATTACHMENT_BIT = (1 << 1), TEXTURE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT = (1 << 2), TEXTURE_USAGE_STORAGE_BIT = (1 << 3), TEXTURE_USAGE_STORAGE_ATOMIC_BIT = (1 << 4), TEXTURE_USAGE_CPU_READ_BIT = (1 << 5), TEXTURE_USAGE_CAN_UPDATE_BIT = (1 << 6), TEXTURE_USAGE_CAN_COPY_FROM_BIT = (1 << 7), TEXTURE_USAGE_CAN_COPY_TO_BIT = (1 << 8), TEXTURE_USAGE_INPUT_ATTACHMENT_BIT = (1 << 9), TEXTURE_USAGE_VRS_ATTACHMENT_BIT = (1 << 10), }; enum TextureSwizzle { TEXTURE_SWIZZLE_IDENTITY, TEXTURE_SWIZZLE_ZERO, TEXTURE_SWIZZLE_ONE, TEXTURE_SWIZZLE_R, TEXTURE_SWIZZLE_G, TEXTURE_SWIZZLE_B, TEXTURE_SWIZZLE_A, TEXTURE_SWIZZLE_MAX }; struct TextureFormat { DataFormat format; uint32_t width; uint32_t height; uint32_t depth; uint32_t array_layers; uint32_t mipmaps; TextureType texture_type; TextureSamples samples; uint32_t usage_bits; Vector shareable_formats; bool is_resolve_buffer = false; bool operator==(const TextureFormat &b) const { if (format != b.format) { return false; } else if (width != b.width) { return false; } else if (height != b.height) { return false; } else if (depth != b.depth) { return false; } else if (array_layers != b.array_layers) { return false; } else if (mipmaps != b.mipmaps) { return false; } else if (texture_type != b.texture_type) { return false; } else if (samples != b.samples) { return false; } else if (usage_bits != b.usage_bits) { return false; } else if (shareable_formats != b.shareable_formats) { return false; } else { return true; } } TextureFormat() { format = DATA_FORMAT_R8_UNORM; width = 1; height = 1; depth = 1; array_layers = 1; mipmaps = 1; texture_type = TEXTURE_TYPE_2D; samples = TEXTURE_SAMPLES_1; usage_bits = 0; } }; struct TextureView { DataFormat format_override; TextureSwizzle swizzle_r; TextureSwizzle swizzle_g; TextureSwizzle swizzle_b; TextureSwizzle swizzle_a; TextureView() { format_override = DATA_FORMAT_MAX; //means, use same as format swizzle_r = TEXTURE_SWIZZLE_R; swizzle_g = TEXTURE_SWIZZLE_G; swizzle_b = TEXTURE_SWIZZLE_B; swizzle_a = TEXTURE_SWIZZLE_A; } }; virtual RID texture_create(const TextureFormat &p_format, const TextureView &p_view, const Vector> &p_data = Vector>()) = 0; virtual RID texture_create_shared(const TextureView &p_view, RID p_with_texture) = 0; virtual RID texture_create_from_extension(TextureType p_type, DataFormat p_format, TextureSamples p_samples, uint64_t p_flags, uint64_t p_image, uint64_t p_width, uint64_t p_height, uint64_t p_depth, uint64_t p_layers) = 0; enum TextureSliceType { TEXTURE_SLICE_2D, TEXTURE_SLICE_CUBEMAP, TEXTURE_SLICE_3D, TEXTURE_SLICE_2D_ARRAY, }; virtual RID texture_create_shared_from_slice(const TextureView &p_view, RID p_with_texture, uint32_t p_layer, uint32_t p_mipmap, uint32_t p_mipmaps = 1, TextureSliceType p_slice_type = TEXTURE_SLICE_2D, uint32_t p_layers = 0) = 0; virtual Error texture_update(RID p_texture, uint32_t p_layer, const Vector &p_data, BitField p_post_barrier = BARRIER_MASK_ALL_BARRIERS) = 0; virtual Vector texture_get_data(RID p_texture, uint32_t p_layer) = 0; // CPU textures will return immediately, while GPU textures will most likely force a flush virtual bool texture_is_format_supported_for_usage(DataFormat p_format, BitField p_usage) const = 0; virtual bool texture_is_shared(RID p_texture) = 0; virtual bool texture_is_valid(RID p_texture) = 0; virtual TextureFormat texture_get_format(RID p_texture) = 0; virtual Size2i texture_size(RID p_texture) = 0; virtual uint64_t texture_get_native_handle(RID p_texture) = 0; virtual Error texture_copy(RID p_from_texture, RID p_to_texture, const Vector3 &p_from, const Vector3 &p_to, const Vector3 &p_size, uint32_t p_src_mipmap, uint32_t p_dst_mipmap, uint32_t p_src_layer, uint32_t p_dst_layer, BitField p_post_barrier = BARRIER_MASK_ALL_BARRIERS) = 0; virtual Error texture_clear(RID p_texture, const Color &p_color, uint32_t p_base_mipmap, uint32_t p_mipmaps, uint32_t p_base_layer, uint32_t p_layers, BitField p_post_barrier = BARRIER_MASK_ALL_BARRIERS) = 0; virtual Error texture_resolve_multisample(RID p_from_texture, RID p_to_texture, BitField p_post_barrier = BARRIER_MASK_ALL_BARRIERS) = 0; /*********************/ /**** FRAMEBUFFER ****/ /*********************/ struct AttachmentFormat { enum { UNUSED_ATTACHMENT = 0xFFFFFFFF }; DataFormat format; TextureSamples samples; uint32_t usage_flags; AttachmentFormat() { format = DATA_FORMAT_R8G8B8A8_UNORM; samples = TEXTURE_SAMPLES_1; usage_flags = 0; } }; typedef int64_t FramebufferFormatID; // This ID is warranted to be unique for the same formats, does not need to be freed virtual FramebufferFormatID framebuffer_format_create(const Vector &p_format, uint32_t p_view_count = 1) = 0; struct FramebufferPass { enum { ATTACHMENT_UNUSED = -1 }; Vector color_attachments; Vector input_attachments; Vector resolve_attachments; Vector preserve_attachments; int32_t depth_attachment = ATTACHMENT_UNUSED; int32_t vrs_attachment = ATTACHMENT_UNUSED; // density map for VRS, only used if supported }; virtual FramebufferFormatID framebuffer_format_create_multipass(const Vector &p_attachments, const Vector &p_passes, uint32_t p_view_count = 1) = 0; virtual FramebufferFormatID framebuffer_format_create_empty(TextureSamples p_samples = TEXTURE_SAMPLES_1) = 0; virtual TextureSamples framebuffer_format_get_texture_samples(FramebufferFormatID p_format, uint32_t p_pass = 0) = 0; virtual RID framebuffer_create(const Vector &p_texture_attachments, FramebufferFormatID p_format_check = INVALID_ID, uint32_t p_view_count = 1) = 0; virtual RID framebuffer_create_multipass(const Vector &p_texture_attachments, const Vector &p_passes, FramebufferFormatID p_format_check = INVALID_ID, uint32_t p_view_count = 1) = 0; virtual RID framebuffer_create_empty(const Size2i &p_size, TextureSamples p_samples = TEXTURE_SAMPLES_1, FramebufferFormatID p_format_check = INVALID_ID) = 0; virtual bool framebuffer_is_valid(RID p_framebuffer) const = 0; virtual void framebuffer_set_invalidation_callback(RID p_framebuffer, InvalidationCallback p_callback, void *p_userdata) = 0; virtual FramebufferFormatID framebuffer_get_format(RID p_framebuffer) = 0; /*****************/ /**** SAMPLER ****/ /*****************/ enum SamplerFilter { SAMPLER_FILTER_NEAREST, SAMPLER_FILTER_LINEAR, }; enum SamplerRepeatMode { SAMPLER_REPEAT_MODE_REPEAT, SAMPLER_REPEAT_MODE_MIRRORED_REPEAT, SAMPLER_REPEAT_MODE_CLAMP_TO_EDGE, SAMPLER_REPEAT_MODE_CLAMP_TO_BORDER, SAMPLER_REPEAT_MODE_MIRROR_CLAMP_TO_EDGE, SAMPLER_REPEAT_MODE_MAX }; enum SamplerBorderColor { SAMPLER_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK, SAMPLER_BORDER_COLOR_INT_TRANSPARENT_BLACK, SAMPLER_BORDER_COLOR_FLOAT_OPAQUE_BLACK, SAMPLER_BORDER_COLOR_INT_OPAQUE_BLACK, SAMPLER_BORDER_COLOR_FLOAT_OPAQUE_WHITE, SAMPLER_BORDER_COLOR_INT_OPAQUE_WHITE, SAMPLER_BORDER_COLOR_MAX }; struct SamplerState { SamplerFilter mag_filter; SamplerFilter min_filter; SamplerFilter mip_filter; SamplerRepeatMode repeat_u; SamplerRepeatMode repeat_v; SamplerRepeatMode repeat_w; float lod_bias; bool use_anisotropy; float anisotropy_max; bool enable_compare; CompareOperator compare_op; float min_lod; float max_lod; SamplerBorderColor border_color; bool unnormalized_uvw; SamplerState() { mag_filter = SAMPLER_FILTER_NEAREST; min_filter = SAMPLER_FILTER_NEAREST; mip_filter = SAMPLER_FILTER_NEAREST; repeat_u = SAMPLER_REPEAT_MODE_CLAMP_TO_EDGE; repeat_v = SAMPLER_REPEAT_MODE_CLAMP_TO_EDGE; repeat_w = SAMPLER_REPEAT_MODE_CLAMP_TO_EDGE; lod_bias = 0; use_anisotropy = false; anisotropy_max = 1.0; enable_compare = false; compare_op = COMPARE_OP_ALWAYS; min_lod = 0; max_lod = 1e20; //something very large should do border_color = SAMPLER_BORDER_COLOR_FLOAT_OPAQUE_BLACK; unnormalized_uvw = false; } }; virtual RID sampler_create(const SamplerState &p_state) = 0; virtual bool sampler_is_format_supported_for_filter(DataFormat p_format, SamplerFilter p_sampler_filter) const = 0; /**********************/ /**** VERTEX ARRAY ****/ /**********************/ enum VertexFrequency { VERTEX_FREQUENCY_VERTEX, VERTEX_FREQUENCY_INSTANCE, }; struct VertexAttribute { uint32_t location; //shader location uint32_t offset; DataFormat format; uint32_t stride; VertexFrequency frequency; VertexAttribute() { location = 0; offset = 0; stride = 0; format = DATA_FORMAT_MAX; frequency = VERTEX_FREQUENCY_VERTEX; } }; virtual RID vertex_buffer_create(uint32_t p_size_bytes, const Vector &p_data = Vector(), bool p_use_as_storage = false) = 0; typedef int64_t VertexFormatID; // This ID is warranted to be unique for the same formats, does not need to be freed virtual VertexFormatID vertex_format_create(const Vector &p_vertex_formats) = 0; virtual RID vertex_array_create(uint32_t p_vertex_count, VertexFormatID p_vertex_format, const Vector &p_src_buffers, const Vector &p_offsets = Vector()) = 0; enum IndexBufferFormat { INDEX_BUFFER_FORMAT_UINT16, INDEX_BUFFER_FORMAT_UINT32, }; virtual RID index_buffer_create(uint32_t p_size_indices, IndexBufferFormat p_format, const Vector &p_data = Vector(), bool p_use_restart_indices = false) = 0; virtual RID index_array_create(RID p_index_buffer, uint32_t p_index_offset, uint32_t p_index_count) = 0; /****************/ /**** SHADER ****/ /****************/ const Capabilities *get_device_capabilities() const { return &device_capabilities; }; enum Features { SUPPORTS_MULTIVIEW, SUPPORTS_FSR_HALF_FLOAT, SUPPORTS_ATTACHMENT_VRS, // If not supported, a fragment shader with only side effets (i.e., writes to buffers, but doesn't output to attachments), may be optimized down to no-op by the GPU driver. SUPPORTS_FRAGMENT_SHADER_WITH_ONLY_SIDE_EFFECTS, }; virtual bool has_feature(const Features p_feature) const = 0; virtual Vector shader_compile_spirv_from_source(ShaderStage p_stage, const String &p_source_code, ShaderLanguage p_language = SHADER_LANGUAGE_GLSL, String *r_error = nullptr, bool p_allow_cache = true); virtual String shader_get_spirv_cache_key() const; static void shader_set_compile_to_spirv_function(ShaderCompileToSPIRVFunction p_function); static void shader_set_spirv_cache_function(ShaderCacheFunction p_function); static void shader_set_get_cache_key_function(ShaderSPIRVGetCacheKeyFunction p_function); struct ShaderStageSPIRVData { ShaderStage shader_stage; Vector spir_v; ShaderStageSPIRVData() { shader_stage = SHADER_STAGE_VERTEX; } }; virtual String shader_get_binary_cache_key() const = 0; virtual Vector shader_compile_binary_from_spirv(const Vector &p_spirv, const String &p_shader_name = "") = 0; virtual RID shader_create_from_spirv(const Vector &p_spirv, const String &p_shader_name = ""); virtual RID shader_create_from_bytecode(const Vector &p_shader_binary, RID p_placeholder = RID()) = 0; virtual RID shader_create_placeholder() = 0; virtual uint32_t shader_get_vertex_input_attribute_mask(RID p_shader) = 0; /******************/ /**** UNIFORMS ****/ /******************/ enum UniformType { UNIFORM_TYPE_SAMPLER, //for sampling only (sampler GLSL type) UNIFORM_TYPE_SAMPLER_WITH_TEXTURE, // for sampling only, but includes a texture, (samplerXX GLSL type), first a sampler then a texture UNIFORM_TYPE_TEXTURE, //only texture, (textureXX GLSL type) UNIFORM_TYPE_IMAGE, // storage image (imageXX GLSL type), for compute mostly UNIFORM_TYPE_TEXTURE_BUFFER, // buffer texture (or TBO, textureBuffer type) UNIFORM_TYPE_SAMPLER_WITH_TEXTURE_BUFFER, // buffer texture with a sampler(or TBO, samplerBuffer type) UNIFORM_TYPE_IMAGE_BUFFER, //texel buffer, (imageBuffer type), for compute mostly UNIFORM_TYPE_UNIFORM_BUFFER, //regular uniform buffer (or UBO). UNIFORM_TYPE_STORAGE_BUFFER, //storage buffer ("buffer" qualifier) like UBO, but supports storage, for compute mostly UNIFORM_TYPE_INPUT_ATTACHMENT, //used for sub-pass read/write, for mobile mostly UNIFORM_TYPE_MAX }; enum StorageBufferUsage { STORAGE_BUFFER_USAGE_DISPATCH_INDIRECT = 1, }; virtual RID uniform_buffer_create(uint32_t p_size_bytes, const Vector &p_data = Vector()) = 0; virtual RID storage_buffer_create(uint32_t p_size, const Vector &p_data = Vector(), BitField p_usage = 0) = 0; virtual RID texture_buffer_create(uint32_t p_size_elements, DataFormat p_format, const Vector &p_data = Vector()) = 0; struct Uniform { UniformType uniform_type; int binding; // Binding index as specified in shader. private: // In most cases only one ID is provided per binding, so avoid allocating memory unnecessarily for performance. RID id; // If only one is provided, this is used. Vector ids; // If multiple ones are provided, this is used instead. public: _FORCE_INLINE_ uint32_t get_id_count() const { return (id.is_valid() ? 1 : ids.size()); } _FORCE_INLINE_ RID get_id(uint32_t p_idx) const { if (id.is_valid()) { ERR_FAIL_COND_V(p_idx != 0, RID()); return id; } else { return ids[p_idx]; } } _FORCE_INLINE_ void set_id(uint32_t p_idx, RID p_id) { if (id.is_valid()) { ERR_FAIL_COND(p_idx != 0); id = p_id; } else { ids.write[p_idx] = p_id; } } _FORCE_INLINE_ void append_id(RID p_id) { if (ids.is_empty()) { if (id == RID()) { id = p_id; } else { ids.push_back(id); ids.push_back(p_id); id = RID(); } } else { ids.push_back(p_id); } } _FORCE_INLINE_ void clear_ids() { id = RID(); ids.clear(); } _FORCE_INLINE_ Uniform(UniformType p_type, int p_binding, RID p_id) { uniform_type = p_type; binding = p_binding; id = p_id; } _FORCE_INLINE_ Uniform(UniformType p_type, int p_binding, const Vector &p_ids) { uniform_type = p_type; binding = p_binding; ids = p_ids; } _FORCE_INLINE_ Uniform() { uniform_type = UNIFORM_TYPE_IMAGE; binding = 0; } }; virtual RID uniform_set_create(const Vector &p_uniforms, RID p_shader, uint32_t p_shader_set) = 0; virtual bool uniform_set_is_valid(RID p_uniform_set) = 0; virtual void uniform_set_set_invalidation_callback(RID p_uniform_set, InvalidationCallback p_callback, void *p_userdata) = 0; virtual Error buffer_update(RID p_buffer, uint32_t p_offset, uint32_t p_size, const void *p_data, BitField p_post_barrier = BARRIER_MASK_ALL_BARRIERS) = 0; virtual Error buffer_clear(RID p_buffer, uint32_t p_offset, uint32_t p_size, BitField p_post_barrier = BARRIER_MASK_ALL_BARRIERS) = 0; virtual Vector buffer_get_data(RID p_buffer, uint32_t p_offset = 0, uint32_t p_size = 0) = 0; // This causes stall, only use to retrieve large buffers for saving. /******************************************/ /**** PIPELINE SPECIALIZATION CONSTANT ****/ /******************************************/ enum PipelineSpecializationConstantType { PIPELINE_SPECIALIZATION_CONSTANT_TYPE_BOOL, PIPELINE_SPECIALIZATION_CONSTANT_TYPE_INT, PIPELINE_SPECIALIZATION_CONSTANT_TYPE_FLOAT, }; struct PipelineSpecializationConstant { PipelineSpecializationConstantType type; uint32_t constant_id; union { uint32_t int_value; float float_value; bool bool_value; }; PipelineSpecializationConstant() { type = PIPELINE_SPECIALIZATION_CONSTANT_TYPE_BOOL; constant_id = 0; int_value = 0; } }; /*************************/ /**** RENDER PIPELINE ****/ /*************************/ enum RenderPrimitive { RENDER_PRIMITIVE_POINTS, RENDER_PRIMITIVE_LINES, RENDER_PRIMITIVE_LINES_WITH_ADJACENCY, RENDER_PRIMITIVE_LINESTRIPS, RENDER_PRIMITIVE_LINESTRIPS_WITH_ADJACENCY, RENDER_PRIMITIVE_TRIANGLES, RENDER_PRIMITIVE_TRIANGLES_WITH_ADJACENCY, RENDER_PRIMITIVE_TRIANGLE_STRIPS, RENDER_PRIMITIVE_TRIANGLE_STRIPS_WITH_AJACENCY, RENDER_PRIMITIVE_TRIANGLE_STRIPS_WITH_RESTART_INDEX, RENDER_PRIMITIVE_TESSELATION_PATCH, RENDER_PRIMITIVE_MAX }; //disable optimization, tessellate control points enum PolygonCullMode { POLYGON_CULL_DISABLED, POLYGON_CULL_FRONT, POLYGON_CULL_BACK, }; enum PolygonFrontFace { POLYGON_FRONT_FACE_CLOCKWISE, POLYGON_FRONT_FACE_COUNTER_CLOCKWISE, }; enum StencilOperation { STENCIL_OP_KEEP, STENCIL_OP_ZERO, STENCIL_OP_REPLACE, STENCIL_OP_INCREMENT_AND_CLAMP, STENCIL_OP_DECREMENT_AND_CLAMP, STENCIL_OP_INVERT, STENCIL_OP_INCREMENT_AND_WRAP, STENCIL_OP_DECREMENT_AND_WRAP, STENCIL_OP_MAX //not an actual operator, just the amount of operators :D }; enum LogicOperation { LOGIC_OP_CLEAR, LOGIC_OP_AND, LOGIC_OP_AND_REVERSE, LOGIC_OP_COPY, LOGIC_OP_AND_INVERTED, LOGIC_OP_NO_OP, LOGIC_OP_XOR, LOGIC_OP_OR, LOGIC_OP_NOR, LOGIC_OP_EQUIVALENT, LOGIC_OP_INVERT, LOGIC_OP_OR_REVERSE, LOGIC_OP_COPY_INVERTED, LOGIC_OP_OR_INVERTED, LOGIC_OP_NAND, LOGIC_OP_SET, LOGIC_OP_MAX //not an actual operator, just the amount of operators :D }; enum BlendFactor { BLEND_FACTOR_ZERO, BLEND_FACTOR_ONE, BLEND_FACTOR_SRC_COLOR, BLEND_FACTOR_ONE_MINUS_SRC_COLOR, BLEND_FACTOR_DST_COLOR, BLEND_FACTOR_ONE_MINUS_DST_COLOR, BLEND_FACTOR_SRC_ALPHA, BLEND_FACTOR_ONE_MINUS_SRC_ALPHA, BLEND_FACTOR_DST_ALPHA, BLEND_FACTOR_ONE_MINUS_DST_ALPHA, BLEND_FACTOR_CONSTANT_COLOR, BLEND_FACTOR_ONE_MINUS_CONSTANT_COLOR, BLEND_FACTOR_CONSTANT_ALPHA, BLEND_FACTOR_ONE_MINUS_CONSTANT_ALPHA, BLEND_FACTOR_SRC_ALPHA_SATURATE, BLEND_FACTOR_SRC1_COLOR, BLEND_FACTOR_ONE_MINUS_SRC1_COLOR, BLEND_FACTOR_SRC1_ALPHA, BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA, BLEND_FACTOR_MAX }; enum BlendOperation { BLEND_OP_ADD, BLEND_OP_SUBTRACT, BLEND_OP_REVERSE_SUBTRACT, BLEND_OP_MINIMUM, BLEND_OP_MAXIMUM, //yes this one is an actual operator BLEND_OP_MAX //not an actual operator, just the amount of operators :D }; struct PipelineRasterizationState { bool enable_depth_clamp; bool discard_primitives; bool wireframe; PolygonCullMode cull_mode; PolygonFrontFace front_face; bool depth_bias_enabled; float depth_bias_constant_factor; float depth_bias_clamp; float depth_bias_slope_factor; float line_width; uint32_t patch_control_points; PipelineRasterizationState() { enable_depth_clamp = false; discard_primitives = false; wireframe = false; cull_mode = POLYGON_CULL_DISABLED; front_face = POLYGON_FRONT_FACE_CLOCKWISE; depth_bias_enabled = false; depth_bias_constant_factor = 0; depth_bias_clamp = 0; depth_bias_slope_factor = 0; line_width = 1.0; patch_control_points = 1; } }; struct PipelineMultisampleState { TextureSamples sample_count; bool enable_sample_shading; float min_sample_shading; Vector sample_mask; bool enable_alpha_to_coverage; bool enable_alpha_to_one; PipelineMultisampleState() { sample_count = TEXTURE_SAMPLES_1; enable_sample_shading = false; min_sample_shading = 0; enable_alpha_to_coverage = false; enable_alpha_to_one = false; } }; struct PipelineDepthStencilState { bool enable_depth_test; bool enable_depth_write; CompareOperator depth_compare_operator; bool enable_depth_range; float depth_range_min; float depth_range_max; bool enable_stencil; struct StencilOperationState { StencilOperation fail; StencilOperation pass; StencilOperation depth_fail; CompareOperator compare; uint32_t compare_mask; uint32_t write_mask; uint32_t reference; StencilOperationState() { fail = STENCIL_OP_ZERO; pass = STENCIL_OP_ZERO; depth_fail = STENCIL_OP_ZERO; compare = COMPARE_OP_ALWAYS; compare_mask = 0; write_mask = 0; reference = 0; } }; StencilOperationState front_op; StencilOperationState back_op; PipelineDepthStencilState() { enable_depth_test = false; enable_depth_write = false; depth_compare_operator = COMPARE_OP_ALWAYS; enable_depth_range = false; depth_range_min = 0; depth_range_max = 0; enable_stencil = false; } }; struct PipelineColorBlendState { bool enable_logic_op; LogicOperation logic_op; struct Attachment { bool enable_blend; BlendFactor src_color_blend_factor; BlendFactor dst_color_blend_factor; BlendOperation color_blend_op; BlendFactor src_alpha_blend_factor; BlendFactor dst_alpha_blend_factor; BlendOperation alpha_blend_op; bool write_r; bool write_g; bool write_b; bool write_a; Attachment() { enable_blend = false; src_color_blend_factor = BLEND_FACTOR_ZERO; dst_color_blend_factor = BLEND_FACTOR_ZERO; color_blend_op = BLEND_OP_ADD; src_alpha_blend_factor = BLEND_FACTOR_ZERO; dst_alpha_blend_factor = BLEND_FACTOR_ZERO; alpha_blend_op = BLEND_OP_ADD; write_r = true; write_g = true; write_b = true; write_a = true; } }; static PipelineColorBlendState create_disabled(int p_attachments = 1) { PipelineColorBlendState bs; for (int i = 0; i < p_attachments; i++) { bs.attachments.push_back(Attachment()); } return bs; } static PipelineColorBlendState create_blend(int p_attachments = 1) { PipelineColorBlendState bs; for (int i = 0; i < p_attachments; i++) { Attachment ba; ba.enable_blend = true; ba.src_color_blend_factor = BLEND_FACTOR_SRC_ALPHA; ba.dst_color_blend_factor = BLEND_FACTOR_ONE_MINUS_SRC_ALPHA; ba.src_alpha_blend_factor = BLEND_FACTOR_SRC_ALPHA; ba.dst_alpha_blend_factor = BLEND_FACTOR_ONE_MINUS_SRC_ALPHA; bs.attachments.push_back(ba); } return bs; } Vector attachments; //one per render target texture Color blend_constant; PipelineColorBlendState() { enable_logic_op = false; logic_op = LOGIC_OP_CLEAR; } }; enum PipelineDynamicStateFlags { DYNAMIC_STATE_LINE_WIDTH = (1 << 0), DYNAMIC_STATE_DEPTH_BIAS = (1 << 1), DYNAMIC_STATE_BLEND_CONSTANTS = (1 << 2), DYNAMIC_STATE_DEPTH_BOUNDS = (1 << 3), DYNAMIC_STATE_STENCIL_COMPARE_MASK = (1 << 4), DYNAMIC_STATE_STENCIL_WRITE_MASK = (1 << 5), DYNAMIC_STATE_STENCIL_REFERENCE = (1 << 6), }; virtual bool render_pipeline_is_valid(RID p_pipeline) = 0; virtual RID render_pipeline_create(RID p_shader, FramebufferFormatID p_framebuffer_format, VertexFormatID p_vertex_format, RenderPrimitive p_render_primitive, const PipelineRasterizationState &p_rasterization_state, const PipelineMultisampleState &p_multisample_state, const PipelineDepthStencilState &p_depth_stencil_state, const PipelineColorBlendState &p_blend_state, BitField p_dynamic_state_flags = 0, uint32_t p_for_render_pass = 0, const Vector &p_specialization_constants = Vector()) = 0; /**************************/ /**** COMPUTE PIPELINE ****/ /**************************/ virtual RID compute_pipeline_create(RID p_shader, const Vector &p_specialization_constants = Vector()) = 0; virtual bool compute_pipeline_is_valid(RID p_pipeline) = 0; /****************/ /**** SCREEN ****/ /****************/ virtual int screen_get_width(DisplayServer::WindowID p_screen = 0) const = 0; virtual int screen_get_height(DisplayServer::WindowID p_screen = 0) const = 0; virtual FramebufferFormatID screen_get_framebuffer_format() const = 0; /********************/ /**** DRAW LISTS ****/ /********************/ enum InitialAction { INITIAL_ACTION_CLEAR, // Start rendering and clear the whole framebuffer. INITIAL_ACTION_CLEAR_REGION, // Start rendering and clear the framebuffer in the specified region. INITIAL_ACTION_CLEAR_REGION_CONTINUE, // Continue rendering and clear the framebuffer in the specified region. Framebuffer must have been left in `FINAL_ACTION_CONTINUE` state as the final action previously. INITIAL_ACTION_KEEP, // Start rendering, but keep attached color texture contents. If the framebuffer was previously used to read in a shader, this will automatically insert a layout transition. INITIAL_ACTION_DROP, // Start rendering, ignore what is there; write above it. In general, this is the fastest option when you will be writing every single pixel and you don't need a clear color. INITIAL_ACTION_CONTINUE, // Continue rendering. Framebuffer must have been left in `FINAL_ACTION_CONTINUE` state as the final action previously. INITIAL_ACTION_MAX }; enum FinalAction { FINAL_ACTION_READ, // Store the texture for reading and make it read-only if it has the `TEXTURE_USAGE_SAMPLING_BIT` bit (only applies to color, depth and stencil attachments). FINAL_ACTION_DISCARD, // Discard the texture data and make it read-only if it has the `TEXTURE_USAGE_SAMPLING_BIT` bit (only applies to color, depth and stencil attachments). FINAL_ACTION_CONTINUE, // Store the texture and continue for further processing. Similar to `FINAL_ACTION_READ`, but does not make the texture read-only if it has the `TEXTURE_USAGE_SAMPLING_BIT` bit. FINAL_ACTION_MAX }; typedef int64_t DrawListID; virtual DrawListID draw_list_begin_for_screen(DisplayServer::WindowID p_screen = 0, const Color &p_clear_color = Color()) = 0; virtual DrawListID draw_list_begin(RID p_framebuffer, InitialAction p_initial_color_action, FinalAction p_final_color_action, InitialAction p_initial_depth_action, FinalAction p_final_depth_action, const Vector &p_clear_color_values = Vector(), float p_clear_depth = 1.0, uint32_t p_clear_stencil = 0, const Rect2 &p_region = Rect2(), const Vector &p_storage_textures = Vector()) = 0; virtual Error draw_list_begin_split(RID p_framebuffer, uint32_t p_splits, DrawListID *r_split_ids, InitialAction p_initial_color_action, FinalAction p_final_color_action, InitialAction p_initial_depth_action, FinalAction p_final_depth_action, const Vector &p_clear_color_values = Vector(), float p_clear_depth = 1.0, uint32_t p_clear_stencil = 0, const Rect2 &p_region = Rect2(), const Vector &p_storage_textures = Vector()) = 0; virtual void draw_list_set_blend_constants(DrawListID p_list, const Color &p_color) = 0; virtual void draw_list_bind_render_pipeline(DrawListID p_list, RID p_render_pipeline) = 0; virtual void draw_list_bind_uniform_set(DrawListID p_list, RID p_uniform_set, uint32_t p_index) = 0; virtual void draw_list_bind_vertex_array(DrawListID p_list, RID p_vertex_array) = 0; virtual void draw_list_bind_index_array(DrawListID p_list, RID p_index_array) = 0; virtual void draw_list_set_line_width(DrawListID p_list, float p_width) = 0; virtual void draw_list_set_push_constant(DrawListID p_list, const void *p_data, uint32_t p_data_size) = 0; virtual void draw_list_draw(DrawListID p_list, bool p_use_indices, uint32_t p_instances = 1, uint32_t p_procedural_vertices = 0) = 0; virtual void draw_list_enable_scissor(DrawListID p_list, const Rect2 &p_rect) = 0; virtual void draw_list_disable_scissor(DrawListID p_list) = 0; virtual uint32_t draw_list_get_current_pass() = 0; virtual DrawListID draw_list_switch_to_next_pass() = 0; virtual Error draw_list_switch_to_next_pass_split(uint32_t p_splits, DrawListID *r_split_ids) = 0; virtual void draw_list_end(BitField p_post_barrier = BARRIER_MASK_ALL_BARRIERS) = 0; /***********************/ /**** COMPUTE LISTS ****/ /***********************/ typedef int64_t ComputeListID; virtual ComputeListID compute_list_begin(bool p_allow_draw_overlap = false) = 0; virtual void compute_list_bind_compute_pipeline(ComputeListID p_list, RID p_compute_pipeline) = 0; virtual void compute_list_bind_uniform_set(ComputeListID p_list, RID p_uniform_set, uint32_t p_index) = 0; virtual void compute_list_set_push_constant(ComputeListID p_list, const void *p_data, uint32_t p_data_size) = 0; virtual void compute_list_dispatch(ComputeListID p_list, uint32_t p_x_groups, uint32_t p_y_groups, uint32_t p_z_groups) = 0; virtual void compute_list_dispatch_threads(ComputeListID p_list, uint32_t p_x_threads, uint32_t p_y_threads, uint32_t p_z_threads) = 0; virtual void compute_list_dispatch_indirect(ComputeListID p_list, RID p_buffer, uint32_t p_offset) = 0; virtual void compute_list_add_barrier(ComputeListID p_list) = 0; virtual void compute_list_end(BitField p_post_barrier = BARRIER_MASK_ALL_BARRIERS) = 0; virtual void barrier(BitField p_from = BARRIER_MASK_ALL_BARRIERS, BitField p_to = BARRIER_MASK_ALL_BARRIERS) = 0; virtual void full_barrier() = 0; /***************/ /**** FREE! ****/ /***************/ virtual void free(RID p_id) = 0; /****************/ /**** Timing ****/ /****************/ virtual void capture_timestamp(const String &p_name) = 0; virtual uint32_t get_captured_timestamps_count() const = 0; virtual uint64_t get_captured_timestamps_frame() const = 0; virtual uint64_t get_captured_timestamp_gpu_time(uint32_t p_index) const = 0; virtual uint64_t get_captured_timestamp_cpu_time(uint32_t p_index) const = 0; virtual String get_captured_timestamp_name(uint32_t p_index) const = 0; /****************/ /**** LIMITS ****/ /****************/ enum Limit { LIMIT_MAX_BOUND_UNIFORM_SETS, LIMIT_MAX_FRAMEBUFFER_COLOR_ATTACHMENTS, LIMIT_MAX_TEXTURES_PER_UNIFORM_SET, LIMIT_MAX_SAMPLERS_PER_UNIFORM_SET, LIMIT_MAX_STORAGE_BUFFERS_PER_UNIFORM_SET, LIMIT_MAX_STORAGE_IMAGES_PER_UNIFORM_SET, LIMIT_MAX_UNIFORM_BUFFERS_PER_UNIFORM_SET, LIMIT_MAX_DRAW_INDEXED_INDEX, LIMIT_MAX_FRAMEBUFFER_HEIGHT, LIMIT_MAX_FRAMEBUFFER_WIDTH, LIMIT_MAX_TEXTURE_ARRAY_LAYERS, LIMIT_MAX_TEXTURE_SIZE_1D, LIMIT_MAX_TEXTURE_SIZE_2D, LIMIT_MAX_TEXTURE_SIZE_3D, LIMIT_MAX_TEXTURE_SIZE_CUBE, LIMIT_MAX_TEXTURES_PER_SHADER_STAGE, LIMIT_MAX_SAMPLERS_PER_SHADER_STAGE, LIMIT_MAX_STORAGE_BUFFERS_PER_SHADER_STAGE, LIMIT_MAX_STORAGE_IMAGES_PER_SHADER_STAGE, LIMIT_MAX_UNIFORM_BUFFERS_PER_SHADER_STAGE, LIMIT_MAX_PUSH_CONSTANT_SIZE, LIMIT_MAX_UNIFORM_BUFFER_SIZE, LIMIT_MAX_VERTEX_INPUT_ATTRIBUTE_OFFSET, LIMIT_MAX_VERTEX_INPUT_ATTRIBUTES, LIMIT_MAX_VERTEX_INPUT_BINDINGS, LIMIT_MAX_VERTEX_INPUT_BINDING_STRIDE, LIMIT_MIN_UNIFORM_BUFFER_OFFSET_ALIGNMENT, LIMIT_MAX_COMPUTE_SHARED_MEMORY_SIZE, LIMIT_MAX_COMPUTE_WORKGROUP_COUNT_X, LIMIT_MAX_COMPUTE_WORKGROUP_COUNT_Y, LIMIT_MAX_COMPUTE_WORKGROUP_COUNT_Z, LIMIT_MAX_COMPUTE_WORKGROUP_INVOCATIONS, LIMIT_MAX_COMPUTE_WORKGROUP_SIZE_X, LIMIT_MAX_COMPUTE_WORKGROUP_SIZE_Y, LIMIT_MAX_COMPUTE_WORKGROUP_SIZE_Z, LIMIT_MAX_VIEWPORT_DIMENSIONS_X, LIMIT_MAX_VIEWPORT_DIMENSIONS_Y, LIMIT_SUBGROUP_SIZE, LIMIT_SUBGROUP_IN_SHADERS, // Set flags using SHADER_STAGE_VERTEX_BIT, SHADER_STAGE_FRAGMENT_BIT, etc. LIMIT_SUBGROUP_OPERATIONS, LIMIT_VRS_TEXEL_WIDTH, LIMIT_VRS_TEXEL_HEIGHT, }; virtual uint64_t limit_get(Limit p_limit) const = 0; //methods below not exposed, used by RenderingDeviceRD virtual void prepare_screen_for_drawing() = 0; virtual void swap_buffers() = 0; virtual uint32_t get_frame_delay() const = 0; virtual void submit() = 0; virtual void sync() = 0; enum MemoryType { MEMORY_TEXTURES, MEMORY_BUFFERS, MEMORY_TOTAL }; virtual uint64_t get_memory_usage(MemoryType p_type) const = 0; virtual RenderingDevice *create_local_device() = 0; virtual void set_resource_name(RID p_id, const String p_name) = 0; virtual void draw_command_begin_label(String p_label_name, const Color p_color = Color(1, 1, 1, 1)) = 0; virtual void draw_command_insert_label(String p_label_name, const Color p_color = Color(1, 1, 1, 1)) = 0; virtual void draw_command_end_label() = 0; virtual String get_device_vendor_name() const = 0; virtual String get_device_name() const = 0; virtual RenderingDevice::DeviceType get_device_type() const = 0; virtual String get_device_api_version() const = 0; virtual String get_device_pipeline_cache_uuid() const = 0; virtual uint64_t get_driver_resource(DriverResource p_resource, RID p_rid = RID(), uint64_t p_index = 0) = 0; static RenderingDevice *get_singleton(); RenderingDevice(); protected: static const char *shader_stage_names[RenderingDevice::SHADER_STAGE_MAX]; static const uint32_t MAX_UNIFORM_SETS = 16; //binders to script API RID _texture_create(const Ref &p_format, const Ref &p_view, const TypedArray &p_data = Array()); RID _texture_create_shared(const Ref &p_view, RID p_with_texture); RID _texture_create_shared_from_slice(const Ref &p_view, RID p_with_texture, uint32_t p_layer, uint32_t p_mipmap, uint32_t p_mipmaps = 1, TextureSliceType p_slice_type = TEXTURE_SLICE_2D); Ref _texture_get_format(RID p_rd_texture); FramebufferFormatID _framebuffer_format_create(const TypedArray &p_attachments, uint32_t p_view_count); FramebufferFormatID _framebuffer_format_create_multipass(const TypedArray &p_attachments, const TypedArray &p_passes, uint32_t p_view_count); RID _framebuffer_create(const TypedArray &p_textures, FramebufferFormatID p_format_check = INVALID_ID, uint32_t p_view_count = 1); RID _framebuffer_create_multipass(const TypedArray &p_textures, const TypedArray &p_passes, FramebufferFormatID p_format_check = INVALID_ID, uint32_t p_view_count = 1); RID _sampler_create(const Ref &p_state); VertexFormatID _vertex_format_create(const TypedArray &p_vertex_formats); RID _vertex_array_create(uint32_t p_vertex_count, VertexFormatID p_vertex_format, const TypedArray &p_src_buffers, const Vector &p_offsets = Vector()); Ref _shader_compile_spirv_from_source(const Ref &p_source, bool p_allow_cache = true); Vector _shader_compile_binary_from_spirv(const Ref &p_bytecode, const String &p_shader_name = ""); RID _shader_create_from_spirv(const Ref &p_spirv, const String &p_shader_name = ""); RID _uniform_set_create(const TypedArray &p_uniforms, RID p_shader, uint32_t p_shader_set); Error _buffer_update(RID p_buffer, uint32_t p_offset, uint32_t p_size, const Vector &p_data, BitField p_post_barrier = BARRIER_MASK_ALL_BARRIERS); RID _render_pipeline_create(RID p_shader, FramebufferFormatID p_framebuffer_format, VertexFormatID p_vertex_format, RenderPrimitive p_render_primitive, const Ref &p_rasterization_state, const Ref &p_multisample_state, const Ref &p_depth_stencil_state, const Ref &p_blend_state, BitField p_dynamic_state_flags, uint32_t p_for_render_pass, const TypedArray &p_specialization_constants); RID _compute_pipeline_create(RID p_shader, const TypedArray &p_specialization_constants); DrawListID _draw_list_begin(RID p_framebuffer, InitialAction p_initial_color_action, FinalAction p_final_color_action, InitialAction p_initial_depth_action, FinalAction p_final_depth_action, const Vector &p_clear_color_values = Vector(), float p_clear_depth = 1.0, uint32_t p_clear_stencil = 0, const Rect2 &p_region = Rect2(), const TypedArray &p_storage_textures = TypedArray()); Vector _draw_list_begin_split(RID p_framebuffer, uint32_t p_splits, InitialAction p_initial_color_action, FinalAction p_final_color_action, InitialAction p_initial_depth_action, FinalAction p_final_depth_action, const Vector &p_clear_color_values = Vector(), float p_clear_depth = 1.0, uint32_t p_clear_stencil = 0, const Rect2 &p_region = Rect2(), const TypedArray &p_storage_textures = TypedArray()); void _draw_list_set_push_constant(DrawListID p_list, const Vector &p_data, uint32_t p_data_size); void _compute_list_set_push_constant(ComputeListID p_list, const Vector &p_data, uint32_t p_data_size); Vector _draw_list_switch_to_next_pass_split(uint32_t p_splits); struct SpirvReflectionData { BitField stages_mask; uint32_t vertex_input_mask; uint32_t fragment_output_mask; bool is_compute; uint32_t compute_local_size[3]; uint32_t push_constant_size; BitField push_constant_stages_mask; struct Uniform { UniformType type; uint32_t binding; BitField stages_mask; uint32_t length; // Size of arrays (in total elements), or ubos (in bytes * total elements). bool writable; }; Vector> uniforms; struct SpecializationConstant { PipelineSpecializationConstantType type; uint32_t constant_id; union { uint32_t int_value; float float_value; bool bool_value; }; BitField stages_mask; }; Vector specialization_constants; }; Error _reflect_spirv(const Vector &p_spirv, SpirvReflectionData &r_reflection_data); }; VARIANT_ENUM_CAST(RenderingDevice::DeviceType) VARIANT_ENUM_CAST(RenderingDevice::DriverResource) VARIANT_ENUM_CAST(RenderingDevice::ShaderStage) VARIANT_ENUM_CAST(RenderingDevice::ShaderLanguage) VARIANT_ENUM_CAST(RenderingDevice::CompareOperator) VARIANT_ENUM_CAST(RenderingDevice::DataFormat) VARIANT_BITFIELD_CAST(RenderingDevice::BarrierMask); VARIANT_ENUM_CAST(RenderingDevice::TextureType) VARIANT_ENUM_CAST(RenderingDevice::TextureSamples) VARIANT_BITFIELD_CAST(RenderingDevice::TextureUsageBits) VARIANT_ENUM_CAST(RenderingDevice::TextureSwizzle) VARIANT_ENUM_CAST(RenderingDevice::TextureSliceType) VARIANT_ENUM_CAST(RenderingDevice::SamplerFilter) VARIANT_ENUM_CAST(RenderingDevice::SamplerRepeatMode) VARIANT_ENUM_CAST(RenderingDevice::SamplerBorderColor) VARIANT_ENUM_CAST(RenderingDevice::VertexFrequency) VARIANT_ENUM_CAST(RenderingDevice::IndexBufferFormat) VARIANT_BITFIELD_CAST(RenderingDevice::StorageBufferUsage) VARIANT_ENUM_CAST(RenderingDevice::UniformType) VARIANT_ENUM_CAST(RenderingDevice::RenderPrimitive) VARIANT_ENUM_CAST(RenderingDevice::PolygonCullMode) VARIANT_ENUM_CAST(RenderingDevice::PolygonFrontFace) VARIANT_ENUM_CAST(RenderingDevice::StencilOperation) VARIANT_ENUM_CAST(RenderingDevice::LogicOperation) VARIANT_ENUM_CAST(RenderingDevice::BlendFactor) VARIANT_ENUM_CAST(RenderingDevice::BlendOperation) VARIANT_BITFIELD_CAST(RenderingDevice::PipelineDynamicStateFlags) VARIANT_ENUM_CAST(RenderingDevice::PipelineSpecializationConstantType) VARIANT_ENUM_CAST(RenderingDevice::InitialAction) VARIANT_ENUM_CAST(RenderingDevice::FinalAction) VARIANT_ENUM_CAST(RenderingDevice::Limit) VARIANT_ENUM_CAST(RenderingDevice::MemoryType) VARIANT_ENUM_CAST(RenderingDevice::Features) typedef RenderingDevice RD; #endif // RENDERING_DEVICE_H