1
/* $XFree86: xc/lib/GL/mesa/src/drv/ffb/ffb_dd.c,v 1.4 2002/09/11 19:49:07 tsi Exp $
3
* GLX Hardware Device Driver for Sun Creator/Creator3D
4
* Copyright (C) 2000, 2001 David S. Miller
6
* Permission is hereby granted, free of charge, to any person obtaining a
7
* copy of this software and associated documentation files (the "Software"),
8
* to deal in the Software without restriction, including without limitation
9
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
10
* and/or sell copies of the Software, and to permit persons to whom the
11
* Software is furnished to do so, subject to the following conditions:
13
* The above copyright notice and this permission notice shall be included
14
* in all copies or substantial portions of the Software.
16
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
* DAVID MILLER, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
20
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
22
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25
* David S. Miller <davem@redhat.com>
36
#include "ffb_depth.h"
37
#include "ffb_context.h"
40
#include "ffb_clear.h"
42
#include "extensions.h"
44
#define FFB_DATE "20010624"
46
/* Mesa's Driver Functions */
48
static const GLubyte *ffbDDGetString(GLcontext *ctx, GLenum name)
50
ffbContextPtr fmesa = FFB_CONTEXT(ctx);
51
static char buffer[128];
55
return (GLubyte *) "David S. Miller";
58
sprintf(buffer, "Mesa DRI FFB " FFB_DATE);
60
if (fmesa->ffb_sarea->flags & FFB_DRI_FFB2)
61
strncat(buffer, " FFB2", 5);
62
if (fmesa->ffb_sarea->flags & FFB_DRI_FFB2PLUS)
63
strncat(buffer, " FFB2PLUS", 9);
64
if (fmesa->ffb_sarea->flags & FFB_DRI_PAC1)
65
strncat(buffer, " PAC1", 5);
66
if (fmesa->ffb_sarea->flags & FFB_DRI_PAC2)
67
strncat(buffer, " PAC2", 5);
70
strncat(buffer, " Sparc", 6);
73
return (GLubyte *) buffer;
81
static void ffbBufferSize(GLframebuffer *buffer, GLuint *width, GLuint *height)
83
GET_CURRENT_CONTEXT(ctx);
84
ffbContextPtr fmesa = FFB_CONTEXT(ctx);
87
*width = fmesa->driDrawable->w;
88
*height = fmesa->driDrawable->h;
89
UNLOCK_HARDWARE(fmesa);
92
void ffbDDExtensionsInit(GLcontext *ctx)
94
/* Nothing for now until we start to add
95
* real acceleration. -DaveM
98
/* XXX Need to turn off GL_EXT_blend_func_separate for one.
99
* XXX Also BlendEquation should be turned off too, what
100
* XXX EXT is that assosciated with?
104
static void ffbDDFinish(GLcontext *ctx)
106
ffbContextPtr fmesa = FFB_CONTEXT(ctx);
108
LOCK_HARDWARE(fmesa);
109
FFBWait(fmesa, fmesa->regs);
110
UNLOCK_HARDWARE(fmesa);
113
void ffbDDInitDriverFuncs(GLcontext *ctx)
115
ctx->Driver.GetBufferSize = ffbBufferSize;
116
ctx->Driver.GetString = ffbDDGetString;
117
ctx->Driver.Clear = ffbDDClear;
119
ctx->Driver.Finish = ffbDDFinish;