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Update for newer gopherjs

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This commit is contained in:
Hajime Hoshi 2015-01-04 22:25:58 +09:00
parent 9bec0cf1c6
commit 265a85e922
1 changed files with 4 additions and 7 deletions
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11
internal/opengl/context_js.go
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@ -34,9 +34,6 @@ type context struct {
gl *webgl.Context
}
// TODO: Is there any better way to get null value?
var nullVal = js.Global.Call("eval", "null")
func NewContext(gl *webgl.Context) *Context {
c := &Context{
Nearest: FilterType(gl.NEAREST),
@ -63,7 +60,7 @@ func (c *Context) init() {
func (c *Context) NewTexture(width, height int, pixels []uint8, filter FilterType) (Texture, error) {
gl := c.gl
t := gl.CreateTexture()
if t.IsNull() {
if t == nil {
return nil, errors.New("glGenTexture failed")
}
gl.PixelStorei(gl.UNPACK_ALIGNMENT, 4)
@ -137,7 +134,7 @@ func (c *Context) SetViewport(f Framebuffer, width, height int) error {
if f != nil {
gl.BindFramebuffer(gl.FRAMEBUFFER, f)
} else {
gl.BindFramebuffer(gl.FRAMEBUFFER, nullVal)
gl.BindFramebuffer(gl.FRAMEBUFFER, nil)
}
// gl.CheckFramebufferStatus might cause a performance problem. Don't call this here.
gl.Viewport(0, 0, width, height)
@ -159,7 +156,7 @@ func (c *Context) DeleteFramebuffer(f Framebuffer) {
func (c *Context) NewShader(shaderType ShaderType, source string) (Shader, error) {
gl := c.gl
s := gl.CreateShader(int(shaderType))
if s.IsNull() {
if s == nil {
println(gl.GetError())
return nil, errors.New("glCreateShader failed")
}
@ -182,7 +179,7 @@ func (c *Context) DeleteShader(s Shader) {
func (c *Context) NewProgram(shaders []Shader) (Program, error) {
gl := c.gl
p := gl.CreateProgram()
if p.IsNull() {
if p == nil {
return nil, errors.New("glCreateProgram failed")
}