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added libOSMesa.so info

tags/mesa_3_5
Brian Paul pirms 24 gadiem
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5a501fbd09
2 mainītis faili ar 72 papildinājumiem un 2 dzēšanām
  1. 70
    1
      docs/RELNOTES-3.5
  2. 2
    1
      docs/VERSIONS

+ 70
- 1
docs/RELNOTES-3.5 Parādīt failu

@@ -50,6 +50,16 @@ GL_NV_blend_square



libOSMesa.so
------------

libOSMesa.so is a new library which contains the OSMesa interface for
off-screen rendering. Apps which need the OSMesa interface should link
with both -lOSMesa and -lGL. This change was made so that stand-alone
Mesa works the same way as XFree86/DRI's libGL.



Device Driver Changes / Core Mesa Changes
-----------------------------------------

@@ -75,5 +85,64 @@ The NEW_DRVSTATE[0123] flags have been removed. They weren't being used
and are obsolete w.r.t. the way state updates are done in DRI drivers.


Removed obsolete gl_create_visual() and gl_destroy_visual().

Renamed functions (new namespace):

old new
gl_create_framebuffer _mesa_create_framebuffer
gl_destroy_framebuffer _mesa_destroy_framebuffer
gl_create_context _mesa_create_context
gl_destroy_context _mesa_destroy_context
gl_context_initialize _mesa_context_initialize
gl_copy_context _mesa_copy_context
gl_make_current _mesa_make_current
gl_make_current2 _mesa_make_current2
gl_get_current_context _mesa_get_current_context
gl_flush_vb _mesa_flush_vb
gl_warning _mesa_warning
gl_compile_error _mesa_compile_error


All the drivers have been updated, but not all of them have been
tested since I can't test some platforms (DOS, Windows, Allegro, etc).


Multitexture
------------

Three texture units are now supported by default. We'll allow more
than three texture units when we fix some bitfield issues. In at least
one place we have a 32-bit bitfield which is fully allocated, leaving
no space for texture unit #3 or higher.

The TEXTURE1_1D, TEXTURE1_2D, etc constants may go away in the future.
Currently, they're only used in the ctx->Texture.ReallyEnabled field.
This bitfield is just a conglomerate of ctx->Texture.Unit[i].ReallyEnabled
for all <i> texture units. ctx->Texture.ReallyEnabled may become a
GLboolean. Then, drivers will have to loop over the texture units to
examine ctx->Texture.Unit[i].ReallyEnabled.




OpenGL SI related changes
-------------------------

In an effort to make Mesa's internal interfaces more like the OpenGL
SI interfaces, a number of changes have been made:

1. Importing the SI's glcore.h file which defines a number of
interface structures like __GLimports and __GLexports.

2. Renamed "struct gl_context" to "struct __GLcontextRec".

3. Added __glCoreCreateContext() and __glCoreNopDispatch() functions.

4. The GLcontext member Visual is no longer a pointer.

5. New file: imports.c to setup default import functions for Mesa.


----------------------------------------------------------------------
$Id: RELNOTES-3.5,v 1.5 2000/09/25 16:04:35 brianp Exp $
$Id: RELNOTES-3.5,v 1.6 2000/10/23 19:46:11 brianp Exp $

+ 2
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docs/VERSIONS Parādīt failu

@@ -1,4 +1,4 @@
$Id: VERSIONS,v 1.44 2000/10/18 15:14:48 brianp Exp $
$Id: VERSIONS,v 1.45 2000/10/23 19:46:11 brianp Exp $


Mesa Version History
@@ -762,6 +762,7 @@ Mesa Version History
- OSMesaCreateContextExt() function
- GL_ARB_texture_env_add extension (same as GL_EXT_texture_env_add)
- GL_MAX_TEXTURE_UNITS_ARB now defaults to three.
- libOSMesa.so now created, contains the OSMesa driver interface
Bug Fixes:
- fbiRev and tmuRev were unitialized when using Glide3
Changes:

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