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//* Copyright 2017 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 "dawn_native/dawn_platform.h"
#include "dawn_native/DawnNative.h"
#include <algorithm>
#include <vector>
{% for type in by_category["object"] %}
{% if type.name.canonical_case() not in ["texture view"] %}
#include "dawn_native/{{type.name.CamelCase()}}.h"
{% endif %}
{% endfor %}
namespace dawn_native {
// Type aliases to make all frontend types appear as if they have "Base" at the end when some
// of them are actually pure-frontend and don't have the Base.
using CommandEncoderBase = CommandEncoder;
using ComputePassEncoderBase = ComputePassEncoder;
using FenceBase = Fence;
using RenderPassEncoderBase = RenderPassEncoder;
using RenderBundleEncoderBase = RenderBundleEncoder;
namespace {
{% for type in by_category["object"] %}
{% for method in c_methods(type) %}
{% set suffix = as_MethodSuffix(type.name, method.name) %}
{{as_cType(method.return_type.name)}} Native{{suffix}}(
{{-as_cType(type.name)}} cSelf
{%- for arg in method.arguments -%}
, {{as_annotated_cType(arg)}}
{%- endfor -%}
) {
//* Perform conversion between C types and frontend types
auto self = reinterpret_cast<{{as_frontendType(type)}}>(cSelf);
{% for arg in method.arguments %}
{% set varName = as_varName(arg.name) %}
{% if arg.type.category in ["enum", "bitmask"] %}
auto {{varName}}_ = static_cast<{{as_frontendType(arg.type)}}>({{varName}});
{% elif arg.annotation != "value" or arg.type.category == "object" %}
auto {{varName}}_ = reinterpret_cast<{{decorate("", as_frontendType(arg.type), arg)}}>({{varName}});
{% else %}
auto {{varName}}_ = {{as_varName(arg.name)}};
{% endif %}
{%- endfor-%}
{% if method.return_type.name.canonical_case() != "void" %}
auto result =
{%- endif %}
self->{{method.name.CamelCase()}}(
{%- for arg in method.arguments -%}
{%- if not loop.first %}, {% endif -%}
{{as_varName(arg.name)}}_
{%- endfor -%}
);
{% if method.return_type.name.canonical_case() != "void" %}
{% if method.return_type.category == "object" %}
return reinterpret_cast<{{as_cType(method.return_type.name)}}>(result);
{% else %}
return result;
{% endif %}
{% endif %}
}
{% endfor %}
{% endfor %}
struct ProcEntry {
WGPUProc proc;
const char* name;
};
static const ProcEntry sProcMap[] = {
{% for (type, method) in c_methods_sorted_by_name %}
{ reinterpret_cast<WGPUProc>(Native{{as_MethodSuffix(type.name, method.name)}}), "{{as_cMethod(type.name, method.name)}}" },
{% endfor %}
};
static constexpr size_t sProcMapSize = sizeof(sProcMap) / sizeof(sProcMap[0]);
}
WGPUProc NativeGetProcAddress(WGPUDevice, const char* procName) {
if (procName == nullptr) {
return nullptr;
}
const ProcEntry* entry = std::lower_bound(&sProcMap[0], &sProcMap[sProcMapSize], procName,
[](const ProcEntry &a, const char *b) -> bool {
return strcmp(a.name, b) < 0;
}
);
if (entry != &sProcMap[sProcMapSize] && strcmp(entry->name, procName) == 0) {
return entry->proc;
}
if (strcmp(procName, "wgpuGetProcAddress") == 0) {
return reinterpret_cast<WGPUProc>(NativeGetProcAddress);
}
return nullptr;
}
std::vector<const char*> GetProcMapNamesForTestingInternal() {
std::vector<const char*> result;
result.reserve(sProcMapSize);
for (const ProcEntry& entry : sProcMap) {
result.push_back(entry.name);
}
return result;
}
DawnProcTable GetProcsAutogen() {
DawnProcTable table;
table.getProcAddress = NativeGetProcAddress;
{% for type in by_category["object"] %}
{% for method in c_methods(type) %}
table.{{as_varName(type.name, method.name)}} = Native{{as_MethodSuffix(type.name, method.name)}};
{% endfor %}
{% endfor %}
return table;
}
}
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