search for: gltexsubimag

Currently in nvXX_transfer_new a temporary as large as the surface is created. If the subrectangle is not the whole texture we would need to read back the whole texture, but we aren't. Thus, everything but the subrectangle specified is loaded as garbage. This can be seen in progs/demos/ray. This patch fixes the problem by creating a temporary that covers only the desired subrectangle. This

https://bugs.freedesktop.org/show_bug.cgi?id=110500 Bug ID: 110500 Summary: X-Server crashes - GL error: GL_OUT_OF_MEMORY in glTexSubImage Product: Mesa Version: unspecified Hardware: x86-64 (AMD64) OS: Linux (All) Status: NEW Severity: major Priority: medium Component: Drivers/DRI/nouveau Assignee: nouveau at lists.freedesktop.org...

...2] fbcon: nouveaufb (fb0) is primary device > [ 4.160758] nouveau 0000:01:00.0: fb0: nouveaufb frame buffer device > [ 4.192044] [drm] Initialized nouveau 1.3.1 20120801 for 0000:01:00.0 on minor 0 # tail /var/log/Xorg.0.log > [ 2798.820] (EE) glamor0: GL error: GL_OUT_OF_MEMORY in glTexSubImage > [ 2798.820] (WW) glamor: Failed to allocate 11x8 FBO due to GL_OUT_OF_MEMORY. > [ 2798.820] (WW) glamor: Expect reduced performance. Is this a bug?

...it Xorg.log and gdb of coredump Xorg (xorg-x11-server-Xorg-1.20.4-3.fc30.x86_64, xorg-x11-drv-nouveau-1.0.15-7.fc30.x86_64) crashes randomly on NVIDIA Corporation GT216 [GeForce GT 220] (rev a2) with glamor out of memory segmentation fault: [ 32704.411] (EE) glamor0: GL error: GL_OUT_OF_MEMORY in glTexSubImage [ 32704.907] (WW) glamor: Failed to allocate 40x4 FBO due to GL_OUT_OF_MEMORY. [ 32704.908] (WW) glamor: Expect reduced performance. [ 32704.908] (EE) [ 32704.908] (EE) Backtrace: [ 32704.954] (EE) 0: /usr/libexec/Xorg (OsLookupColor+0x13c) [0x55f8f11f175c] [ 32704.978] (EE) 1: /lib64/libpthread....

...GLboolean compressed) { struct nouveau_surface *s = &to_nouveau_teximage(ti)->surface; struct nouveau_teximage *nti = to_nouveau_teximage(ti); int ret; - pixels = _mesa_validate_pbo_teximage(ctx, dims, width, height, depth, - format, type, pixels, packing, - "glTexSubImage"); + if (compressed) { + pixels = _mesa_validate_pbo_compressed_teximage(ctx, + imageSize, + pixels, packing, "glCompressedTexSubImage"); + } else { + pixels = _mesa_validate_pbo_teximage(ctx, + dims, width, height, depth, format, type, + pixels, packing, "glTexSu...

...) is primary device > > [ 4.160758] nouveau 0000:01:00.0: fb0: nouveaufb frame buffer device > > [ 4.192044] [drm] Initialized nouveau 1.3.1 20120801 for 0000:01:00.0 on minor 0 > > # tail /var/log/Xorg.0.log > > [ 2798.820] (EE) glamor0: GL error: GL_OUT_OF_MEMORY in glTexSubImage > > [ 2798.820] (WW) glamor: Failed to allocate 11x8 FBO due to GL_OUT_OF_MEMORY. > > [ 2798.820] (WW) glamor: Expect reduced performance. > > Is this a bug? Something's failing bigtime - GL can't allocate a texture or other buffer. Not really enough info here, but per...