1 /* -*- mode: c; c-basic-offset: 3 -*- */
3 * Copyright 2000 Gareth Hughes
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 (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * GARETH HUGHES BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
21 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 * Gareth Hughes <gareth@valinux.com>
28 * Leif Delgass <ldelgass@retinalburn.net>
29 * José Fonseca <j_r_fonseca@yahoo.co.uk>
32 #ifndef __MACH64_TEX_H__
33 #define __MACH64_TEX_H__
35 extern void mach64UpdateTextureState( GLcontext
*ctx
);
37 extern void mach64UploadTexImages( mach64ContextPtr mach64ctx
,
40 extern void mach64UploadMultiTexImages( mach64ContextPtr mach64ctx
,
41 mach64TexObjPtr t0
, mach64TexObjPtr t1
);
43 extern void mach64DestroyTexObj( mach64ContextPtr mach64ctx
,
46 extern void mach64EmitTexStateLocked( mach64ContextPtr mmesa
,
50 extern void mach64InitTextureFuncs( struct dd_function_table
*functions
);
52 /* ================================================================
53 * Color conversion macros:
56 #define MACH64PACKCOLOR332(r, g, b) \
57 (((r) & 0xe0) | (((g) & 0xe0) >> 3) | (((b) & 0xc0) >> 6))
59 #define MACH64PACKCOLOR1555(r, g, b, a) \
60 ((((r) & 0xf8) << 7) | (((g) & 0xf8) << 2) | (((b) & 0xf8) >> 3) | \
63 #define MACH64PACKCOLOR565(r, g, b) \
64 ((((r) & 0xf8) << 8) | (((g) & 0xfc) << 3) | (((b) & 0xf8) >> 3))
66 #define MACH64PACKCOLOR888(r, g, b) \
67 (((r) << 16) | ((g) << 8) | (b))
69 #define MACH64PACKCOLOR8888(r, g, b, a) \
70 (((a) << 24) | ((r) << 16) | ((g) << 8) | (b))
72 #define MACH64PACKCOLOR4444(r, g, b, a) \
73 ((((a) & 0xf0) << 8) | (((r) & 0xf0) << 4) | ((g) & 0xf0) | ((b) >> 4))
75 static INLINE GLuint
mach64PackColor( GLuint cpp
,
77 GLubyte b
, GLubyte a
)
81 return MACH64PACKCOLOR565( r
, g
, b
);
83 return MACH64PACKCOLOR8888( r
, g
, b
, a
);