Re: [Dri-devel] Re: dri driver features page

2003-03-10 Thread Mike A. Harris
On 9 Mar 2003, Michel Dänzer wrote: * 7X00 denotes a R100 based card. Should be removed, as Radeon 7000, is RV100, not R100. And what's the difference between the two, in particular as far as the drivers are concerned? :) My point is to provide documentation that is technically

[Dri-devel] Re: [Mesa3d-users] XFree86 4.3 + xscreensaver-4.08: crash with OpenGLon root window?

2003-03-10 Thread Brian Paul
Chris Rankin wrote: Hi, I have installed XFree86 4.3 on my Linux-2.4.20 SMP machine (with Matrox G400), and recompiled xscreensaver 4.08 against the new libraries. However, all of the OpenGL hacks now core-dump when they try to run on the root window. They all run fine inside their own

Re: [Dri-devel] Re: dri driver features page

2003-03-10 Thread Ian Romanick
Michel Dänzer wrote: On Son, 2003-03-09 at 12:11, Mike A. Harris wrote: At the bottom of the page: * 7X00 denotes a R100 based card. Should be removed, as Radeon 7000, is RV100, not R100. And what's the difference between the two, in particular as far as the drivers are concerned? :) The

[Dri-devel] Mach64 (and maybe Mesa) bugs

2003-03-10 Thread Voyageur
Hello list, there seem to be 2 bugs with the mach64 driver (for some time now, but they still appear with latest branch 0-0-5 with XV/tvout patch from Leif). - in Emilia Pinball (the problem was reported by someone in july but no one answered), some textures don't appear right (they look quite

[Dri-devel] Weekly IRC meeting reminder

2003-03-10 Thread Ian Romanick
This is just a friendly reminder that the weekly dri-devel IRC meeting will be starting in the #dri-devel channel on irc.freenode.net at 2100 UTC (or 4:00PM EST or 1:00PST, if you prefer). Time zone conversion available at: http://www.timezoneconverter.com/cgi-bin/tzc.tzc Logs of previous IRC

[Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Jos Fonseca
I'm just giving a quick update of the Mesa C++ wrappers, in case anybody wants to discuss it a little in today's meeting. Wrappers C functions to all the GL context callbacks are already in place at http://jrfonseca.dyndns.org/projects/dri/cpp/mesa.cxx . (These were first generated by a little

Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Keith Whitwell
José Fonseca wrote: I'm just giving a quick update of the Mesa C++ wrappers, in case anybody wants to discuss it a little in today's meeting. Wrappers C functions to all the GL context callbacks are already in place at http://jrfonseca.dyndns.org/projects/dri/cpp/mesa.cxx . (These were first

Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Jos Fonseca
On Mon, Mar 10, 2003 at 08:32:18PM +, Keith Whitwell wrote: José Fonseca wrote: Once textures are finished, the most tricky will be the software rasterizer and the TnL module. For these my idea is to make the driver able to switch rasterizers and/or TnL modules in real time, with the

Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Keith Whitwell
José Fonseca wrote: On Mon, Mar 10, 2003 at 08:32:18PM +, Keith Whitwell wrote: José Fonseca wrote: Once textures are finished, the most tricky will be the software rasterizer and the TnL module. For these my idea is to make the driver able to switch rasterizers and/or TnL modules in real

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Jos Fonseca
On Mon, Mar 10, 2003 at 09:11:06PM +, Keith Whitwell wrote: José Fonseca wrote: What disptach table would you be referring to, glapi or the TnL one? The problem with disptach tables is that they completely break the OOP concept as they work with regular functions instead of object

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Keith Whitwell
José Fonseca wrote: On Mon, Mar 10, 2003 at 09:11:06PM +, Keith Whitwell wrote: José Fonseca wrote: What disptach table would you be referring to, glapi or the TnL one? The problem with disptach tables is that they completely break the OOP concept as they work with regular functions instead

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Jos Fonseca
On Mon, Mar 10, 2003 at 10:36:21PM +, Keith Whitwell wrote: No, because one of the things C++ does is pass around an extra parameter -- namely the 'self' pointer. The 'real' prototype looks something like: void Context::BlendFunc( Context *self, GLenum sfactor, GLenum

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Keith Whitwell
José Fonseca wrote: On Mon, Mar 10, 2003 at 10:36:21PM +, Keith Whitwell wrote: No, because one of the things C++ does is pass around an extra parameter -- namely the 'self' pointer. The 'real' prototype looks something like: void Context::BlendFunc( Context *self, GLenum sfactor, GLenum

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Felix Kühling
On Mon, 10 Mar 2003 22:23:07 + José Fonseca [EMAIL PROTECTED] wrote: [snip] As I said above this can be done in C++, and without damage to efficiency. Imagine you have a TnL abstract class: class TNL { // A OpenGL function virtual void Coord3f(GLfloat x, GLfloat y, GLfloat z) =

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Marcelo E. Magallon
On Mon, Mar 10, 2003 at 10:23:07PM +, José Fonseca wrote: struct function_table { ... void (*BlendFunc)(GLcontext *ctx, GLenum sfactor, GLenum dfactor); ... } driver; and class Context { ... void BlendFunc(GLenum sfactor, GLenum dfactor); ... } ;

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Keith Whitwell
Felix Kühling wrote: On Mon, 10 Mar 2003 22:23:07 + José Fonseca [EMAIL PROTECTED] wrote: [snip] As I said above this can be done in C++, and without damage to efficiency. Imagine you have a TnL abstract class: class TNL { // A OpenGL function virtual void Coord3f(GLfloat x, GLfloat y,

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Jon Smirl
--- José Fonseca [EMAIL PROTECTED] wrote: Yes, this works as you say _if_ the method isn't virtual, or at least the exact type of the class is known at compile time, i.e., it's not an abstract Context *, but actually a non-abstract RadeonContext *. It works for virtual methods and abstract

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Keith Whitwell
Marcelo E. Magallon wrote: On Mon, Mar 10, 2003 at 10:23:07PM +, José Fonseca wrote: struct function_table { ... void (*BlendFunc)(GLcontext *ctx, GLenum sfactor, GLenum dfactor); ... } driver; and class Context { ... void BlendFunc(GLenum sfactor, GLenum

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Marcelo E. Magallon
On Mon, Mar 10, 2003 at 11:08:23PM +, José Fonseca wrote: But the function I put in the table _was_ an ordinary function, and not a C++ method, and no redirection call would take place with inlining. That was the point of the explanation... Uhm... how do you inline a function call

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Jos Fonseca
On Tue, Mar 11, 2003 at 12:33:53AM +0100, Felix Kühling wrote: On Mon, 10 Mar 2003 22:23:07 + José Fonseca [EMAIL PROTECTED] wrote: [snip] As I said above this can be done in C++, and without damage to efficiency. Imagine you have a TnL abstract class: class TNL { // A

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Keith Whitwell
Jon Smirl wrote: --- José Fonseca [EMAIL PROTECTED] wrote: Yes, this works as you say _if_ the method isn't virtual, or at least the exact type of the class is known at compile time, i.e., it's not an abstract Context *, but actually a non-abstract RadeonContext *. It works for virtual methods

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Felix Kühling
On Mon, 10 Mar 2003 23:43:37 + José Fonseca [EMAIL PROTECTED] wrote: Jon Smirl, I took the liberty of CC'ing the lists again as it is a very valid point you make here. On Mon, Mar 10, 2003 at 03:17:56PM -0800, Jon Smirl wrote: [snip] _cdecl handler(Context* self, sfactor, dfactor)

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Marcelo E. Magallon
On Mon, Mar 10, 2003 at 11:59:05PM +, Keith Whitwell wrote: class TNL { // A OpenGL function virtual void Coord3f(GLfloat x, GLfloat y, GLfloat z) = 0; ^^^ pure virtual method. Depending on what you want to do with this, this will incur in a

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Keith Whitwell
Marcelo E. Magallon wrote: On Mon, Mar 10, 2003 at 11:08:23PM +, José Fonseca wrote: But the function I put in the table _was_ an ordinary function, and not a C++ method, and no redirection call would take place with inlining. That was the point of the explanation... Uhm... how do you

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Jos Fonseca
On Mon, Mar 10, 2003 at 11:59:05PM +, Keith Whitwell wrote: Unless C++ can figure out at compile time *exactly* which class is being invoked, I think... It's hard to know. It can, with templates. Anyway, I don't think Jose really wanted a virtual member here, as he definitely seems

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Gareth Hughes
Keith Whitwell wrote: libGL.so provides a dispatch table that can be efficiently switched. The real 'gl' entrypoints basically just look up an offset in this table and jump to it. No new arguments, no new stack frame, nada -- just an extremely efficient jump. Note that this is the

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Jos Fonseca
On Tue, Mar 11, 2003 at 12:01:16AM +, Keith Whitwell wrote: Jon Smirl wrote: --- José Fonseca [EMAIL PROTECTED] wrote: Yes, this works as you say _if_ the method isn't virtual, or at least the exact type of the class is known at compile time, i.e., it's not an abstract Context *, but

[Dri-devel] Re: Start saving on your prescription drugs

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Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Keith Whitwell
José Fonseca wrote: On Tue, Mar 11, 2003 at 12:01:16AM +, Keith Whitwell wrote: Jon Smirl wrote: --- José Fonseca [EMAIL PROTECTED] wrote: Yes, this works as you say _if_ the method isn't virtual, or at least the exact type of the class is known at compile time, i.e., it's not an abstract

Re: [Mesa3d-dev] Re: [Dri-devel] Mesa C++ driver framework update

2003-03-10 Thread Jos Fonseca
On Mon, Mar 10, 2003 at 11:50:23PM +, Keith Whitwell wrote: There's a slight misconception happening here -- the 'ctx' argument doesn't exist. The function should read something like: void swv3f( GLfloat x, GLfloat y, GLfloat z ) {