mirror of
https://github.com/hajimehoshi/ebiten.git
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80 lines
1.9 KiB
Go
80 lines
1.9 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 graphicsdriver
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import (
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"image"
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"github.com/hajimehoshi/ebiten/v2/internal/graphics"
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"github.com/hajimehoshi/ebiten/v2/internal/shaderir"
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)
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type DstRegion struct {
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Region image.Rectangle
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IndexCount int
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}
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const (
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InvalidImageID = 0
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InvalidShaderID = 0
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)
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type Graphics interface {
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Initialize() error
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Begin() error
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End(present bool) error
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SetTransparent(transparent bool)
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SetVertices(vertices []float32, indices []uint16) error
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NewImage(width, height int) (Image, error)
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NewScreenFramebufferImage(width, height int) (Image, error)
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SetVsyncEnabled(enabled bool)
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NeedsRestoring() bool
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NeedsClearingScreen() bool
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IsGL() bool
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IsDirectX() bool
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MaxImageSize() int
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NewShader(program *shaderir.Program) (Shader, error)
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// DrawTriangles draws an image onto another image with the given parameters.
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DrawTriangles(dst ImageID, srcs [graphics.ShaderImageCount]ImageID, shader ShaderID, dstRegions []DstRegion, indexOffset int, blend Blend, uniforms []uint32, evenOdd bool) error
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}
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type Resetter interface {
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Reset() error
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}
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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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ReadPixels(args []PixelsArgs) error
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WritePixels(args []PixelsArgs) error
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}
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type ImageID int
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type PixelsArgs struct {
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Pixels []byte
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Region image.Rectangle
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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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