2 * Copyright (C) 2009 Nicolai Haehnle.
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sublicense, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial
16 * portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
21 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
22 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
23 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 #include "radeon_code.h"
34 #include "radeon_program.h"
36 void rc_constants_init(struct rc_constant_list
* c
)
38 memset(c
, 0, sizeof(*c
));
42 * Copy a constants structure, assuming that the destination structure
45 void rc_constants_copy(struct rc_constant_list
* dst
, struct rc_constant_list
* src
)
47 dst
->Constants
= malloc(sizeof(struct rc_constant
) * src
->Count
);
48 memcpy(dst
->Constants
, src
->Constants
, sizeof(struct rc_constant
) * src
->Count
);
49 dst
->Count
= src
->Count
;
50 dst
->_Reserved
= src
->Count
;
53 void rc_constants_destroy(struct rc_constant_list
* c
)
56 memset(c
, 0, sizeof(*c
));
59 unsigned rc_constants_add(struct rc_constant_list
* c
, struct rc_constant
* constant
)
61 unsigned index
= c
->Count
;
63 if (c
->Count
>= c
->_Reserved
) {
64 struct rc_constant
* newlist
;
66 c
->_Reserved
= c
->_Reserved
* 2;
70 newlist
= malloc(sizeof(struct rc_constant
) * c
->_Reserved
);
71 memcpy(newlist
, c
->Constants
, sizeof(struct rc_constant
) * c
->Count
);
74 c
->Constants
= newlist
;
77 c
->Constants
[index
] = *constant
;
85 * Add a state vector to the constant list, while trying to avoid duplicates.
87 unsigned rc_constants_add_state(struct rc_constant_list
* c
, unsigned state0
, unsigned state1
)
90 struct rc_constant constant
;
92 for(index
= 0; index
< c
->Count
; ++index
) {
93 if (c
->Constants
[index
].Type
== RC_CONSTANT_STATE
) {
94 if (c
->Constants
[index
].u
.State
[0] == state0
&&
95 c
->Constants
[index
].u
.State
[1] == state1
)
100 memset(&constant
, 0, sizeof(constant
));
101 constant
.Type
= RC_CONSTANT_STATE
;
103 constant
.u
.State
[0] = state0
;
104 constant
.u
.State
[1] = state1
;
106 return rc_constants_add(c
, &constant
);
111 * Add an immediate vector to the constant list, while trying to avoid
114 unsigned rc_constants_add_immediate_vec4(struct rc_constant_list
* c
, const float * data
)
117 struct rc_constant constant
;
119 for(index
= 0; index
< c
->Count
; ++index
) {
120 if (c
->Constants
[index
].Type
== RC_CONSTANT_IMMEDIATE
) {
121 if (!memcmp(c
->Constants
[index
].u
.Immediate
, data
, sizeof(float)*4))
126 memset(&constant
, 0, sizeof(constant
));
127 constant
.Type
= RC_CONSTANT_IMMEDIATE
;
129 memcpy(constant
.u
.Immediate
, data
, sizeof(float) * 4);
131 return rc_constants_add(c
, &constant
);
136 * Add an immediate scalar to the constant list, while trying to avoid
139 unsigned rc_constants_add_immediate_scalar(struct rc_constant_list
* c
, float data
, unsigned * swizzle
)
143 struct rc_constant constant
;
145 for(index
= 0; index
< c
->Count
; ++index
) {
146 if (c
->Constants
[index
].Type
== RC_CONSTANT_IMMEDIATE
) {
148 for(comp
= 0; comp
< c
->Constants
[index
].Size
; ++comp
) {
149 if (c
->Constants
[index
].u
.Immediate
[comp
] == data
) {
150 *swizzle
= RC_MAKE_SWIZZLE_SMEAR(comp
);
155 if (c
->Constants
[index
].Size
< 4)
160 if (free_index
>= 0) {
161 unsigned comp
= c
->Constants
[free_index
].Size
++;
162 c
->Constants
[free_index
].u
.Immediate
[comp
] = data
;
163 *swizzle
= RC_MAKE_SWIZZLE_SMEAR(comp
);
167 memset(&constant
, 0, sizeof(constant
));
168 constant
.Type
= RC_CONSTANT_IMMEDIATE
;
170 constant
.u
.Immediate
[0] = data
;
171 *swizzle
= RC_SWIZZLE_XXXX
;
173 return rc_constants_add(c
, &constant
);
176 void rc_constants_print(struct rc_constant_list
* c
)
179 for(i
= 0; i
< c
->Count
; i
++) {
180 if (c
->Constants
[i
].Type
== RC_CONSTANT_IMMEDIATE
) {
181 float * values
= c
->Constants
[i
].u
.Immediate
;
182 fprintf(stderr
, "CONST[%u] = "
183 "{ %10.4f %10.4f %10.4f %10.4f }\n",
184 i
, values
[0],values
[1], values
[2], values
[3]);