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Modify for SNES screen size

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This commit is contained in:
Hajime Hoshi 2013-06-17 23:39:44 +09:00
parent e9fa26142e
commit b203859eae
2 changed files with 9 additions and 7 deletions
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4
examples/glut/main.go
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@ -49,8 +49,8 @@ func main() {
cargc := C.int(len(cargs))
screenWidth := 256
screenHeight := 256
screenScale := 1
screenHeight := 240
screenScale := 2
C.glutInit(&cargc, &cargs[0])
C.glutInitDisplayMode(C.GLUT_RGBA);

12
graphics/texture.go
View File

@ -32,11 +32,13 @@ type Texture struct {
func createTexture(width, height int, pixels []uint8) *Texture{
textureWidth := int(Clp2(uint64(width)))
textureHeight := int(Clp2(uint64(height)))
if width != textureWidth {
panic("sorry, but width should be power of 2")
}
if height != textureHeight {
panic("sorry, but height should be power of 2")
if pixels != nil {
if width != textureWidth {
panic("sorry, but width should be power of 2")
}
if height != textureHeight {
panic("sorry, but height should be power of 2")
}
}
texture := &Texture{
id: 0,