joejulian/gio
1
0
Fork 1
mirror of https://git.sr.ht/~eliasnaur/gio synced 2026-07-06 01:45:36 +00:00
Code Issues Packages Projects Releases Wiki Activity

gpu/internal/opengl,internal/gl: avoid glBufferSubData after glBufferData

Browse Source 
On my Fedora Intel GPU, issuing a glBufferSubData immediately after a
glBufferData with no data may leave the buffer cleared.

Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2021-08-25 13:20:01 +02:00
parent b90e80f03e
commit b9ede6d735
5 changed files with 27 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files
internal/gl/gl_unix.go
+6 -2
View File
@@ -782,8 +782,12 @@ func (f *Functions) BlitFramebuffer(sx0, sy0, sx1, sy1, dx0, dy0, dx1, dy1 int,
)
}
func (f *Functions) BufferData(target Enum, size int, usage Enum) {
C.glBufferData(&f.f, C.GLenum(target), C.GLsizeiptr(size), nil, C.GLenum(usage))
func (f *Functions) BufferData(target Enum, size int, usage Enum, data []byte) {
var p unsafe.Pointer
if len(data) > 0 {
p = unsafe.Pointer(&data[0])
}
C.glBufferData(&f.f, C.GLenum(target), C.GLsizeiptr(size), p, C.GLenum(usage))
}
func (f *Functions) BufferSubData(target Enum, offset int, src []byte) {