mirror of
https://github.com/hajimehoshi/ebiten.git
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44 lines
1.0 KiB
Go
44 lines
1.0 KiB
Go
// Copyright 2023 The Ebitengine Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build !js
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package gl
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import (
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"fmt"
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)
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type procAddressGetter struct {
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ctx *defaultContext
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err error
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}
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func (p *procAddressGetter) get(name string) uintptr {
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proc, err := p.ctx.getProcAddress(name)
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if err != nil {
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p.err = fmt.Errorf("gl: %s is missing: %w", name, err)
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return 0
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}
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if proc == 0 {
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p.err = fmt.Errorf("gl: %s is missing", name)
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return 0
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}
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return proc
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}
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func (p *procAddressGetter) error() error {
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return p.err
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}
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