| //* This template itself is part of the Dawn source and follows Dawn's license, |
| //* which is Apache 2.0. |
| //* |
| //* The WebGPU native API is a joint project used by Google, Mozilla, and Apple. |
| //* It was agreed to use a BSD 3-Clause license so that it is GPLv2-compatible. |
| //* |
| //* As a result, the template comments using //* at the top of the file are |
| //* removed during generation such that the resulting file starts with the |
| //* BSD 3-Clause comment, which is inside BSD_LICENSE as included below. |
| //* |
| //* Copyright 2020 The Dawn Authors |
| //* |
| //* Licensed under the Apache License, Version 2.0 (the "License"); |
| //* you may not use this file except in compliance with the License. |
| //* You may obtain a copy of the License at |
| //* |
| //* http://www.apache.org/licenses/LICENSE-2.0 |
| //* |
| //* Unless required by applicable law or agreed to in writing, software |
| //* distributed under the License is distributed on an "AS IS" BASIS, |
| //* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| //* See the License for the specific language governing permissions and |
| //* limitations under the License. |
| //* |
| //* |
| {% include 'BSD_LICENSE' %} |
| {% if 'dawn' in enabled_tags %} |
| #ifdef __EMSCRIPTEN__ |
| #error "Do not include this header. Emscripten already provides headers needed for {{metadata.api}}." |
| #endif |
| {% endif %} |
| #ifndef {{metadata.api.upper()}}_H_ |
| #define {{metadata.api.upper()}}_H_ |
| |
| {% set API = metadata.c_prefix %} |
| #if defined({{API}}_SHARED_LIBRARY) |
| # if defined(_WIN32) |
| # if defined({{API}}_IMPLEMENTATION) |
| # define {{API}}_EXPORT __declspec(dllexport) |
| # else |
| # define {{API}}_EXPORT __declspec(dllimport) |
| # endif |
| # else // defined(_WIN32) |
| # if defined({{API}}_IMPLEMENTATION) |
| # define {{API}}_EXPORT __attribute__((visibility("default"))) |
| # else |
| # define {{API}}_EXPORT |
| # endif |
| # endif // defined(_WIN32) |
| #else // defined({{API}}_SHARED_LIBRARY) |
| # define {{API}}_EXPORT |
| #endif // defined({{API}}_SHARED_LIBRARY) |
| |
| #if !defined({{API}}_OBJECT_ATTRIBUTE) |
| #define {{API}}_OBJECT_ATTRIBUTE |
| #endif |
| #if !defined({{API}}_ENUM_ATTRIBUTE) |
| #define {{API}}_ENUM_ATTRIBUTE |
| #endif |
| #if !defined({{API}}_STRUCTURE_ATTRIBUTE) |
| #define {{API}}_STRUCTURE_ATTRIBUTE |
| #endif |
| #if !defined({{API}}_FUNCTION_ATTRIBUTE) |
| #define {{API}}_FUNCTION_ATTRIBUTE |
| #endif |
| #if !defined({{API}}_NULLABLE) |
| #define {{API}}_NULLABLE |
| #endif |
| |
| #include <stdint.h> |
| #include <stddef.h> |
| #include <stdbool.h> |
| |
| {% for constant in by_category["constant"] %} |
| #define {{API}}_{{constant.name.SNAKE_CASE()}} {{constant.value}} |
| {% endfor %} |
| |
| typedef uint32_t {{API}}Flags; |
| #define WGPU_BREAKING_CHANGE_BOOL |
| typedef uint32_t {{API}}Bool; |
| |
| {% for type in by_category["object"] %} |
| typedef struct {{as_cType(type.name)}}Impl* {{as_cType(type.name)}} {{API}}_OBJECT_ATTRIBUTE; |
| {% endfor %} |
| |
| // Structure forward declarations |
| {% for type in by_category["structure"] %} |
| struct {{as_cType(type.name)}}; |
| {% endfor %} |
| |
| {% for type in by_category["enum"] + by_category["bitmask"] %} |
| typedef enum {{as_cType(type.name)}} { |
| {% for value in type.values %} |
| {{as_cEnum(type.name, value.name)}} = 0x{{format(value.value, "08X")}}, |
| {% endfor %} |
| {{as_cEnum(type.name, Name("force32"))}} = 0x7FFFFFFF |
| } {{as_cType(type.name)}} {{API}}_ENUM_ATTRIBUTE; |
| {% if type.category == "bitmask" %} |
| typedef {{API}}Flags {{as_cType(type.name)}}Flags {{API}}_ENUM_ATTRIBUTE; |
| {% endif %} |
| |
| {% endfor -%} |
| {% for type in by_category["function pointer"] %} |
| typedef {{as_cType(type.return_type.name)}} (*{{as_cType(type.name)}})( |
| {%- if type.arguments == [] -%} |
| void |
| {%- else -%} |
| {%- for arg in type.arguments -%} |
| {% if not loop.first %}, {% endif %} |
| {% if arg.type.category == "structure" %}struct {% endif %}{{as_annotated_cType(arg)}} |
| {%- endfor -%} |
| {%- endif -%} |
| ) {{API}}_FUNCTION_ATTRIBUTE; |
| {% endfor %} |
| |
| typedef struct {{API}}ChainedStruct { |
| struct {{API}}ChainedStruct const * next; |
| {{API}}SType sType; |
| } {{API}}ChainedStruct {{API}}_STRUCTURE_ATTRIBUTE; |
| |
| typedef struct {{API}}ChainedStructOut { |
| struct {{API}}ChainedStructOut * next; |
| {{API}}SType sType; |
| } {{API}}ChainedStructOut {{API}}_STRUCTURE_ATTRIBUTE; |
| |
| {% for type in by_category["structure"] %} |
| {% for root in type.chain_roots %} |
| // Can be chained in {{as_cType(root.name)}} |
| {% endfor %} |
| typedef struct {{as_cType(type.name)}} { |
| {% set Out = "Out" if type.output else "" %} |
| {% set const = "const " if not type.output else "" %} |
| {% if type.extensible %} |
| {{API}}ChainedStruct{{Out}} {{const}}* nextInChain; |
| {% endif %} |
| {% if type.chained %} |
| {{API}}ChainedStruct{{Out}} chain; |
| {% endif %} |
| {% for member in type.members %} |
| {% if member.optional %} |
| {{API}}_NULLABLE {{as_annotated_cType(member)}}; |
| {% else %} |
| {{as_annotated_cType(member)}}; |
| {% endif-%} |
| {% endfor %} |
| } {{as_cType(type.name)}} {{API}}_STRUCTURE_ATTRIBUTE; |
| |
| {% endfor %} |
| {% for typeDef in by_category["typedef"] %} |
| // {{as_cType(typeDef.name)}} is deprecated. |
| // Use {{as_cType(typeDef.type.name)}} instead. |
| typedef {{as_cType(typeDef.type.name)}} {{as_cType(typeDef.name)}}; |
| |
| {% endfor %} |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #if !defined({{API}}_SKIP_PROCS) |
| |
| {% for function in by_category["function"] %} |
| typedef {{as_cType(function.return_type.name)}} (*{{as_cProc(None, function.name)}})( |
| {%- for arg in function.arguments -%} |
| {% if not loop.first %}, {% endif %}{{as_annotated_cType(arg)}} |
| {%- endfor -%} |
| ) {{API}}_FUNCTION_ATTRIBUTE; |
| {% endfor %} |
| |
| {% for type in by_category["object"] if len(c_methods(type)) > 0 %} |
| // Procs of {{type.name.CamelCase()}} |
| {% for method in c_methods(type) %} |
| typedef {{as_cReturnType(method.return_type)}} (*{{as_cProc(type.name, method.name)}})( |
| {{-as_cType(type.name)}} {{as_varName(type.name)}} |
| {%- for arg in method.arguments -%} |
| ,{{" "}} |
| {%- if arg.optional %}{{API}}_NULLABLE {% endif -%} |
| {{as_annotated_cType(arg)}} |
| {%- endfor -%} |
| ) {{API}}_FUNCTION_ATTRIBUTE; |
| {% endfor %} |
| |
| {% endfor %} |
| #endif // !defined({{API}}_SKIP_PROCS) |
| |
| #if !defined({{API}}_SKIP_DECLARATIONS) |
| |
| {% for function in by_category["function"] %} |
| {{API}}_EXPORT {{as_cType(function.return_type.name)}} {{as_cMethod(None, function.name)}}( |
| {%- for arg in function.arguments -%} |
| {% if not loop.first %}, {% endif %}{{as_annotated_cType(arg)}} |
| {%- endfor -%} |
| ) {{API}}_FUNCTION_ATTRIBUTE; |
| {% endfor %} |
| |
| {% for type in by_category["object"] if len(c_methods(type)) > 0 %} |
| // Methods of {{type.name.CamelCase()}} |
| {% for method in c_methods(type) %} |
| {{API}}_EXPORT {{as_cReturnType(method.return_type)}} {{as_cMethod(type.name, method.name)}}( |
| {{-as_cType(type.name)}} {{as_varName(type.name)}} |
| {%- for arg in method.arguments -%} |
| ,{{" "}} |
| {%- if arg.optional %}{{API}}_NULLABLE {% endif -%} |
| {{as_annotated_cType(arg)}} |
| {%- endfor -%} |
| ) {{API}}_FUNCTION_ATTRIBUTE; |
| {% endfor %} |
| |
| {% endfor %} |
| #endif // !defined({{API}}_SKIP_DECLARATIONS) |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| #endif // {{metadata.api.upper()}}_H_ |