1187 lines
43 KiB
C++
1187 lines
43 KiB
C++
/*************************************************************************/
|
|
/* rendering_device.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
|
|
/* */
|
|
/* 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 RDShaderBytecode;
|
|
class RDUniforms;
|
|
class RDPipelineRasterizationState;
|
|
class RDPipelineMultisampleState;
|
|
class RDPipelineDepthStencilState;
|
|
class RDPipelineColorBlendState;
|
|
|
|
class RenderingDevice : public Object {
|
|
GDCLASS(RenderingDevice, Object)
|
|
public:
|
|
enum DeviceFamily {
|
|
DEVICE_UNKNOWN,
|
|
DEVICE_OPENGL,
|
|
DEVICE_VULKAN,
|
|
DEVICE_DIRECTX
|
|
};
|
|
|
|
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;
|
|
|
|
// subgroup capabilities
|
|
uint32_t subgroup_size = 0;
|
|
uint32_t subgroup_in_shaders = 0; // Set flags using SHADER_STAGE_VERTEX_BIT, SHADER_STAGE_FRAGMENT_BIT, etc.
|
|
uint32_t subgroup_operations = 0; // Set flags, using SubgroupOperations
|
|
|
|
// features
|
|
bool supports_multiview = false; // If true this device supports multiview options
|
|
};
|
|
|
|
typedef String (*ShaderGetCacheKeyFunction)(const Capabilities *p_capabilities);
|
|
typedef Vector<uint8_t> (*ShaderCompileFunction)(ShaderStage p_stage, const String &p_source_code, ShaderLanguage p_language, String *r_error, const Capabilities *p_capabilities);
|
|
typedef Vector<uint8_t> (*ShaderCacheFunction)(ShaderStage p_stage, const String &p_source_code, ShaderLanguage p_language);
|
|
|
|
private:
|
|
static ShaderCompileFunction compile_function;
|
|
static ShaderCacheFunction cache_function;
|
|
static ShaderGetCacheKeyFunction get_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_PVRTC1_2BPP_UNORM_BLOCK_IMG,
|
|
DATA_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG,
|
|
DATA_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG,
|
|
DATA_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG,
|
|
DATA_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG,
|
|
DATA_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG,
|
|
DATA_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG,
|
|
DATA_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG,
|
|
DATA_FORMAT_MAX
|
|
};
|
|
|
|
/*****************/
|
|
/**** BARRIER ****/
|
|
/*****************/
|
|
|
|
enum BarrierMask {
|
|
BARRIER_MASK_RASTER = 1,
|
|
BARRIER_MASK_COMPUTE = 2,
|
|
BARRIER_MASK_TRANSFER = 4,
|
|
BARRIER_MASK_NO_BARRIER = 8,
|
|
BARRIER_MASK_ALL = BARRIER_MASK_RASTER | BARRIER_MASK_COMPUTE | BARRIER_MASK_TRANSFER
|
|
};
|
|
|
|
/*****************/
|
|
/**** 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_RESOLVE_ATTACHMENT_BIT = (1 << 9),
|
|
};
|
|
|
|
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<DataFormat> shareable_formats;
|
|
|
|
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<Vector<uint8_t>> &p_data = Vector<Vector<uint8_t>>()) = 0;
|
|
virtual RID texture_create_shared(const TextureView &p_view, RID p_with_texture) = 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, TextureSliceType p_slice_type = TEXTURE_SLICE_2D) = 0;
|
|
|
|
virtual Error texture_update(RID p_texture, uint32_t p_layer, const Vector<uint8_t> &p_data, uint32_t p_post_barrier = BARRIER_MASK_ALL) = 0;
|
|
virtual Vector<uint8_t> 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, uint32_t p_usage) const = 0;
|
|
virtual bool texture_is_shared(RID p_texture) = 0;
|
|
virtual bool texture_is_valid(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, uint32_t p_post_barrier = BARRIER_MASK_ALL) = 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, uint32_t p_post_barrier = BARRIER_MASK_ALL) = 0;
|
|
virtual Error texture_resolve_multisample(RID p_from_texture, RID p_to_texture, uint32_t p_post_barrier = BARRIER_MASK_ALL) = 0;
|
|
|
|
/*********************/
|
|
/**** FRAMEBUFFER ****/
|
|
/*********************/
|
|
|
|
struct AttachmentFormat {
|
|
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<AttachmentFormat> &p_format, 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) = 0;
|
|
|
|
virtual RID framebuffer_create(const Vector<RID> &p_texture_attachments, 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 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;
|
|
|
|
/**********************/
|
|
/**** 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<uint8_t> &p_data = Vector<uint8_t>(), 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<VertexAttribute> &p_vertex_formats) = 0;
|
|
virtual RID vertex_array_create(uint32_t p_vertex_count, VertexFormatID p_vertex_format, const Vector<RID> &p_src_buffers) = 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<uint8_t> &p_data = Vector<uint8_t>(), 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; };
|
|
|
|
virtual Vector<uint8_t> shader_compile_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_cache_key() const;
|
|
|
|
static void shader_set_compile_function(ShaderCompileFunction p_function);
|
|
static void shader_set_cache_function(ShaderCacheFunction p_function);
|
|
static void shader_set_get_cache_key_function(ShaderGetCacheKeyFunction p_function);
|
|
|
|
struct ShaderStageData {
|
|
ShaderStage shader_stage;
|
|
Vector<uint8_t> spir_v;
|
|
|
|
ShaderStageData() {
|
|
shader_stage = SHADER_STAGE_VERTEX;
|
|
}
|
|
};
|
|
|
|
RID shader_create_from_bytecode(const Ref<RDShaderBytecode> &p_bytecode);
|
|
virtual RID shader_create(const Vector<ShaderStageData> &p_stages) = 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<uint8_t> &p_data = Vector<uint8_t>()) = 0;
|
|
virtual RID storage_buffer_create(uint32_t p_size, const Vector<uint8_t> &p_data = Vector<uint8_t>(), uint32_t p_usage = 0) = 0;
|
|
virtual RID texture_buffer_create(uint32_t p_size_elements, DataFormat p_format, const Vector<uint8_t> &p_data = Vector<uint8_t>()) = 0;
|
|
|
|
struct Uniform {
|
|
UniformType uniform_type;
|
|
int binding; //binding index as specified in shader
|
|
|
|
//for single items, provide one ID, for
|
|
//multiple items (declared as arrays in shader),
|
|
//provide more
|
|
//for sampler with texture, supply two IDs for each.
|
|
//accepted IDs are: Sampler, Texture, Uniform Buffer and Texture Buffer
|
|
Vector<RID> ids;
|
|
|
|
Uniform() {
|
|
uniform_type = UNIFORM_TYPE_IMAGE;
|
|
binding = 0;
|
|
}
|
|
};
|
|
|
|
virtual RID uniform_set_create(const Vector<Uniform> &p_uniforms, RID p_shader, uint32_t p_shader_set) = 0;
|
|
virtual bool uniform_set_is_valid(RID p_uniform_set) = 0;
|
|
|
|
virtual Error buffer_update(RID p_buffer, uint32_t p_offset, uint32_t p_size, const void *p_data, uint32_t p_post_barrier = BARRIER_MASK_ALL) = 0;
|
|
virtual Error buffer_clear(RID p_buffer, uint32_t p_offset, uint32_t p_size, uint32_t p_post_barrier = BARRIER_MASK_ALL) = 0;
|
|
virtual Vector<uint8_t> buffer_get_data(RID p_buffer) = 0; //this causes stall, only use to retrieve large buffers for saving
|
|
|
|
/*************************/
|
|
/**** 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_enable;
|
|
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_enable = 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<uint32_t> 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<Attachment> 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, int p_dynamic_state_flags = 0) = 0;
|
|
|
|
/**************************/
|
|
/**** COMPUTE PIPELINE ****/
|
|
/**************************/
|
|
|
|
virtual RID compute_pipeline_create(RID p_shader) = 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 (region or not) (supply params)
|
|
INITIAL_ACTION_CLEAR_REGION, //start rendering and clear the framebuffer in the specified region (supply params)
|
|
INITIAL_ACTION_CLEAR_REGION_CONTINUE, //continue rendering and clear the framebuffer in the specified region (supply params)
|
|
INITIAL_ACTION_KEEP, //start rendering, but keep attached color texture contents (depth will be cleared)
|
|
INITIAL_ACTION_DROP, //start rendering, ignore what is there, just write above it
|
|
INITIAL_ACTION_CONTINUE, //continue rendering (framebuffer must have been left in "continue" state as final action previously)
|
|
INITIAL_ACTION_MAX
|
|
};
|
|
|
|
enum FinalAction {
|
|
FINAL_ACTION_READ, //will no longer render to it, allows attached textures to be read again, but depth buffer contents will be dropped (Can't be read from)
|
|
FINAL_ACTION_DISCARD, // discard contents after rendering
|
|
FINAL_ACTION_CONTINUE, //will continue rendering later, attached textures can't be read until re-bound with "finish"
|
|
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<Color> &p_clear_color_values = Vector<Color>(), float p_clear_depth = 1.0, uint32_t p_clear_stencil = 0, const Rect2 &p_region = Rect2(), const Vector<RID> &p_storage_textures = Vector<RID>()) = 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<Color> &p_clear_color_values = Vector<Color>(), float p_clear_depth = 1.0, uint32_t p_clear_stencil = 0, const Rect2 &p_region = Rect2(), const Vector<RID> &p_storage_textures = Vector<RID>()) = 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 void draw_list_end(uint32_t p_post_barrier = BARRIER_MASK_ALL) = 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(uint32_t p_post_barrier = BARRIER_MASK_ALL) = 0;
|
|
|
|
virtual void barrier(uint32_t p_from = BARRIER_MASK_ALL, uint32_t p_to = BARRIER_MASK_ALL) = 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,
|
|
};
|
|
|
|
virtual int limit_get(Limit p_limit) = 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;
|
|
|
|
virtual uint64_t get_memory_usage() 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 String get_device_pipeline_cache_uuid() const = 0;
|
|
|
|
static RenderingDevice *get_singleton();
|
|
RenderingDevice();
|
|
|
|
protected:
|
|
//binders to script API
|
|
RID _texture_create(const Ref<RDTextureFormat> &p_format, const Ref<RDTextureView> &p_view, const TypedArray<PackedByteArray> &p_data = Array());
|
|
RID _texture_create_shared(const Ref<RDTextureView> &p_view, RID p_with_texture);
|
|
RID _texture_create_shared_from_slice(const Ref<RDTextureView> &p_view, RID p_with_texture, uint32_t p_layer, uint32_t p_mipmap, TextureSliceType p_slice_type = TEXTURE_SLICE_2D);
|
|
|
|
FramebufferFormatID _framebuffer_format_create(const TypedArray<RDAttachmentFormat> &p_attachments);
|
|
RID _framebuffer_create(const Array &p_textures, FramebufferFormatID p_format_check = INVALID_ID);
|
|
RID _sampler_create(const Ref<RDSamplerState> &p_state);
|
|
VertexFormatID _vertex_format_create(const TypedArray<RDVertexAttribute> &p_vertex_formats);
|
|
RID _vertex_array_create(uint32_t p_vertex_count, VertexFormatID p_vertex_format, const TypedArray<RID> &p_src_buffers);
|
|
|
|
Ref<RDShaderBytecode> _shader_compile_from_source(const Ref<RDShaderSource> &p_source, bool p_allow_cache = true);
|
|
|
|
RID _uniform_set_create(const Array &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<uint8_t> &p_data, uint32_t p_post_barrier = BARRIER_MASK_ALL);
|
|
|
|
RID _render_pipeline_create(RID p_shader, FramebufferFormatID p_framebuffer_format, VertexFormatID p_vertex_format, RenderPrimitive p_render_primitive, const Ref<RDPipelineRasterizationState> &p_rasterization_state, const Ref<RDPipelineMultisampleState> &p_multisample_state, const Ref<RDPipelineDepthStencilState> &p_depth_stencil_state, const Ref<RDPipelineColorBlendState> &p_blend_state, int p_dynamic_state_flags = 0);
|
|
|
|
Vector<int64_t> _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<Color> &p_clear_color_values = Vector<Color>(), float p_clear_depth = 1.0, uint32_t p_clear_stencil = 0, const Rect2 &p_region = Rect2(), const TypedArray<RID> &p_storage_textures = TypedArray<RID>());
|
|
void _draw_list_set_push_constant(DrawListID p_list, const Vector<uint8_t> &p_data, uint32_t p_data_size);
|
|
void _compute_list_set_push_constant(ComputeListID p_list, const Vector<uint8_t> &p_data, uint32_t p_data_size);
|
|
};
|
|
|
|
VARIANT_ENUM_CAST(RenderingDevice::ShaderStage)
|
|
VARIANT_ENUM_CAST(RenderingDevice::ShaderLanguage)
|
|
VARIANT_ENUM_CAST(RenderingDevice::CompareOperator)
|
|
VARIANT_ENUM_CAST(RenderingDevice::DataFormat)
|
|
VARIANT_ENUM_CAST(RenderingDevice::TextureType)
|
|
VARIANT_ENUM_CAST(RenderingDevice::TextureSamples)
|
|
VARIANT_ENUM_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_ENUM_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_ENUM_CAST(RenderingDevice::PipelineDynamicStateFlags)
|
|
VARIANT_ENUM_CAST(RenderingDevice::InitialAction)
|
|
VARIANT_ENUM_CAST(RenderingDevice::FinalAction)
|
|
VARIANT_ENUM_CAST(RenderingDevice::Limit)
|
|
|
|
typedef RenderingDevice RD;
|
|
|
|
#endif // RENDERING_DEVICE_H
|