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https://github.com/hajimehoshi/ebiten.git
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85 lines
2.2 KiB
Go
85 lines
2.2 KiB
Go
// Copyright 2018 The Ebiten 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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package driver
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import (
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"errors"
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"github.com/hajimehoshi/ebiten/internal/affine"
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"github.com/hajimehoshi/ebiten/internal/shaderir"
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"github.com/hajimehoshi/ebiten/internal/thread"
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)
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type Graphics interface {
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SetThread(thread *thread.Thread)
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Begin()
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End()
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SetTransparent(transparent bool)
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SetVertices(vertices []float32, indices []uint16)
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NewImage(width, height int) (Image, error)
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NewScreenFramebufferImage(width, height int) (Image, error)
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Reset() error
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Draw(dst, src ImageID, indexLen int, indexOffset int, mode CompositeMode, colorM *affine.ColorM, filter Filter, address Address) error
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SetVsyncEnabled(enabled bool)
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FramebufferYDirection() YDirection
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NeedsRestoring() bool
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IsGL() bool
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HasHighPrecisionFloat() bool
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MaxImageSize() int
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NewShader(program *shaderir.Program) (Shader, error)
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// DrawShader draws the shader.
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//
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// uniforms represents a colletion of uniform variables. The values must be one of these types:
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// float32, []float32, or ImageID.
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DrawShader(dst ImageID, shader ShaderID, indexLen int, indexOffset int, mode CompositeMode, uniforms map[int]interface{}) error
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}
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// GraphicsNotReady represents that the graphics driver is not ready for recovering from the context lost.
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var GraphicsNotReady = errors.New("graphics not ready")
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type Image interface {
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ID() ImageID
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Dispose()
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IsInvalidated() bool
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Pixels() ([]byte, error)
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ReplacePixels(args []*ReplacePixelsArgs)
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}
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type ImageID int
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type ReplacePixelsArgs struct {
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Pixels []byte
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X int
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Y int
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Width int
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Height int
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}
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type YDirection int
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const (
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Upward YDirection = iota
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Downward
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)
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type Shader interface {
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ID() ShaderID
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Dispose()
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}
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type ShaderID int
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