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go-opengl-pixel
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disable mipmaping in Texture

This commit is contained in:
faiface 2017-01-17 01:24:15 +01:00
parent 2a5fddabd8
commit de21a40184
2 changed files with 8 additions and 7 deletions
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2
pixelgl/interface.go
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@ -8,4 +8,4 @@ package pixelgl
type BeginEnder interface {
Begin()
End()
}
}

13
pixelgl/texture.go
View File

@ -4,6 +4,7 @@ import (
"runtime"
"github.com/go-gl/gl/v3.3-core/gl"
"github.com/go-gl/mathgl/mgl32"
)
// Texture is an OpenGL texture.
@ -47,19 +48,19 @@ func NewTexture(width, height int, smooth bool, pixels []uint8) *Texture {
gl.Ptr(pixels),
)
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.MIRRORED_REPEAT)
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.MIRRORED_REPEAT)
borderColor := mgl32.Vec4{0, 0, 0, 0}
gl.TexParameterfv(gl.TEXTURE_2D, gl.TEXTURE_BORDER_COLOR, &borderColor[0])
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_BORDER)
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_BORDER)
if smooth {
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR_MIPMAP_LINEAR)
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR)
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR)
} else {
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST_MIPMAP_NEAREST)
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST)
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST)
}
gl.GenerateMipmap(gl.TEXTURE_2D)
runtime.SetFinalizer(tex, (*Texture).delete)
return tex