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graphicsdriver: Adjust API

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This commit is contained in:
Hajime Hoshi 2018-11-11 23:57:23 +09:00
parent 907a28c434
commit cc2174bd69
3 changed files with 6 additions and 5 deletions
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5
internal/graphicscommand/command.go
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@ -433,8 +433,9 @@ func (c *newScreenFramebufferImageCommand) String() string {
// Exec executes a newScreenFramebufferImageCommand.
func (c *newScreenFramebufferImageCommand) Exec(indexOffset int) error {
c.result.image = driver().NewScreenFramebufferImage(c.width, c.height)
return nil
var err error
c.result.image, err = driver().NewScreenFramebufferImage(c.width, c.height)
return err
}
func (c *newScreenFramebufferImageCommand) NumVertices() int {

2
internal/graphicsdriver/graphicsdriver.go
View File

@ -24,7 +24,7 @@ type GraphicsDriver interface {
Flush()
MaxImageSize() int
NewImage(width, height int) (Image, error)
NewScreenFramebufferImage(width, height int) Image
NewScreenFramebufferImage(width, height int) (Image, error)
Reset() error
Draw(indexLen int, indexOffset int, mode graphics.CompositeMode, colorM *affine.ColorM, filter graphics.Filter) error
}

4
internal/graphicsdriver/opengl/driver.go
View File

@ -67,7 +67,7 @@ func (d *Driver) NewImage(width, height int) (graphicsdriver.Image, error) {
return i, nil
}
func (d *Driver) NewScreenFramebufferImage(width, height int) graphicsdriver.Image {
func (d *Driver) NewScreenFramebufferImage(width, height int) (graphicsdriver.Image, error) {
d.checkSize(width, height)
i := &Image{
driver: d,
@ -78,7 +78,7 @@ func (d *Driver) NewScreenFramebufferImage(width, height int) graphicsdriver.Ima
// On browsers, c.width and c.height are used as viewport size and
// Edge can't treat a bigger viewport than the drawing area (#71).
i.framebuffer = newScreenFramebuffer(&d.context, width, height)
return i
return i, nil
}
// Reset resets or initializes the current OpenGL state.