1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
|
/**************************************************************************
*
* Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
#include "glheader.h"
#include "context.h"
#include "macros.h"
#include "enums.h"
#include "colormac.h"
#include "dd.h"
#include "intel_screen.h"
#include "intel_context.h"
#include "intel_regions.h"
#include "swrast/swrast.h"
int intel_translate_compare_func( GLenum func )
{
switch(func) {
case GL_NEVER:
return COMPAREFUNC_NEVER;
case GL_LESS:
return COMPAREFUNC_LESS;
case GL_LEQUAL:
return COMPAREFUNC_LEQUAL;
case GL_GREATER:
return COMPAREFUNC_GREATER;
case GL_GEQUAL:
return COMPAREFUNC_GEQUAL;
case GL_NOTEQUAL:
return COMPAREFUNC_NOTEQUAL;
case GL_EQUAL:
return COMPAREFUNC_EQUAL;
case GL_ALWAYS:
return COMPAREFUNC_ALWAYS;
}
fprintf(stderr, "Unknown value in %s: %x\n", __FUNCTION__, func);
return COMPAREFUNC_ALWAYS;
}
int intel_translate_stencil_op( GLenum op )
{
switch(op) {
case GL_KEEP:
return STENCILOP_KEEP;
case GL_ZERO:
return STENCILOP_ZERO;
case GL_REPLACE:
return STENCILOP_REPLACE;
case GL_INCR:
return STENCILOP_INCRSAT;
case GL_DECR:
return STENCILOP_DECRSAT;
case GL_INCR_WRAP:
return STENCILOP_INCR;
case GL_DECR_WRAP:
return STENCILOP_DECR;
case GL_INVERT:
return STENCILOP_INVERT;
default:
return STENCILOP_ZERO;
}
}
int intel_translate_blend_factor( GLenum factor )
{
switch(factor) {
case GL_ZERO:
return BLENDFACT_ZERO;
case GL_SRC_ALPHA:
return BLENDFACT_SRC_ALPHA;
case GL_ONE:
return BLENDFACT_ONE;
case GL_SRC_COLOR:
return BLENDFACT_SRC_COLR;
case GL_ONE_MINUS_SRC_COLOR:
return BLENDFACT_INV_SRC_COLR;
case GL_DST_COLOR:
return BLENDFACT_DST_COLR;
case GL_ONE_MINUS_DST_COLOR:
return BLENDFACT_INV_DST_COLR;
case GL_ONE_MINUS_SRC_ALPHA:
return BLENDFACT_INV_SRC_ALPHA;
case GL_DST_ALPHA:
return BLENDFACT_DST_ALPHA;
case GL_ONE_MINUS_DST_ALPHA:
return BLENDFACT_INV_DST_ALPHA;
case GL_SRC_ALPHA_SATURATE:
return BLENDFACT_SRC_ALPHA_SATURATE;
case GL_CONSTANT_COLOR:
return BLENDFACT_CONST_COLOR;
case GL_ONE_MINUS_CONSTANT_COLOR:
return BLENDFACT_INV_CONST_COLOR;
case GL_CONSTANT_ALPHA:
return BLENDFACT_CONST_ALPHA;
case GL_ONE_MINUS_CONSTANT_ALPHA:
return BLENDFACT_INV_CONST_ALPHA;
}
fprintf(stderr, "Unknown value in %s: %x\n", __FUNCTION__, factor);
return BLENDFACT_ZERO;
}
int intel_translate_logic_op( GLenum opcode )
{
switch(opcode) {
case GL_CLEAR:
return LOGICOP_CLEAR;
case GL_AND:
return LOGICOP_AND;
case GL_AND_REVERSE:
return LOGICOP_AND_RVRSE;
case GL_COPY:
return LOGICOP_COPY;
case GL_COPY_INVERTED:
return LOGICOP_COPY_INV;
case GL_AND_INVERTED:
return LOGICOP_AND_INV;
case GL_NOOP:
return LOGICOP_NOOP;
case GL_XOR:
return LOGICOP_XOR;
case GL_OR:
return LOGICOP_OR;
case GL_OR_INVERTED:
return LOGICOP_OR_INV;
case GL_NOR:
return LOGICOP_NOR;
case GL_EQUIV:
return LOGICOP_EQUIV;
case GL_INVERT:
return LOGICOP_INV;
case GL_OR_REVERSE:
return LOGICOP_OR_RVRSE;
case GL_NAND:
return LOGICOP_NAND;
case GL_SET:
return LOGICOP_SET;
default:
return LOGICOP_SET;
}
}
static void intelClearColor(GLcontext *ctx, const GLfloat color[4])
{
struct intel_context *intel = intel_context(ctx);
intelScreenPrivate *screen = intel->intelScreen;
UNCLAMPED_FLOAT_TO_RGBA_CHAN(intel->clear_chan, color);
intel->ClearColor = INTEL_PACKCOLOR(screen->fbFormat,
intel->clear_chan[0],
intel->clear_chan[1],
intel->clear_chan[2],
intel->clear_chan[3]);
}
/* Fallback to swrast for select and feedback.
*/
static void intelRenderMode( GLcontext *ctx, GLenum mode )
{
struct intel_context *intel = intel_context(ctx);
FALLBACK( intel, INTEL_FALLBACK_RENDERMODE, (mode != GL_RENDER) );
}
void intelInitStateFuncs( struct dd_function_table *functions )
{
functions->RenderMode = intelRenderMode;
functions->ClearColor = intelClearColor;
}
|
