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gpu,gpu/gl: specialize Buffer.Bind to Buffer.BindIndex

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Direct3D can't support a generic Bind, and we don't need it now
BindVertex was added.

Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2020-02-19 18:51:36 +01:00
parent 9cdc8e6182
commit 826ab9e65b
3 changed files with 8 additions and 5 deletions
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gpu/gl/backend.go
+6 -3
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@@ -174,7 +174,7 @@ func (b *Backend) NewBuffer(typ gpu.BufferType, data []byte) gpu.Buffer {
panic("unsupported buffer type")
}
buf := &gpuBuffer{backend: b, obj: obj, typ: gltyp}
buf.Bind()
b.funcs.BindBuffer(gltyp, obj)
b.funcs.BufferData(gltyp, data, STATIC_DRAW)
return buf
}
@@ -395,8 +395,11 @@ func (b *Backend) setupVertexArrays() {
}
}
func (b *gpuBuffer) Bind() {
b.backend.funcs.BindBuffer(b.typ, b.obj)
func (b *gpuBuffer) BindIndex() {
if b.typ != ELEMENT_ARRAY_BUFFER {
panic("not an index buffer")
}
b.backend.funcs.BindBuffer(ELEMENT_ARRAY_BUFFER, b.obj)
}
func (f *gpuFramebuffer) IsComplete() error {