593 lines
15 KiB
C
593 lines
15 KiB
C
/*
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* Copyright (c) 2018 naehrwert
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* Copyright (c) 2018-2021 CTCaer
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* Copyright (c) 2019-2021 shchmue
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdarg.h>
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#include <string.h>
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#include "gfx.h"
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// Global gfx console and context.
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gfx_ctxt_t gfx_ctxt;
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gfx_con_t gfx_con;
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static bool gfx_con_init_done = false;
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static const u8 _gfx_font[] = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Char 032 ( )
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0x00, 0x30, 0x30, 0x18, 0x18, 0x00, 0x0C, 0x00, // Char 033 (!)
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0x00, 0x22, 0x22, 0x22, 0x00, 0x00, 0x00, 0x00, // Char 034 (")
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0x00, 0x66, 0x66, 0xFF, 0x66, 0xFF, 0x66, 0x66, // Char 035 (#)
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0x00, 0x18, 0x7C, 0x06, 0x3C, 0x60, 0x3E, 0x18, // Char 036 ($)
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0x00, 0x46, 0x66, 0x30, 0x18, 0x0C, 0x66, 0x62, // Char 037 (%)
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0x00, 0x3C, 0x66, 0x3C, 0x1C, 0xE6, 0x66, 0xFC, // Char 038 (&)
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0x00, 0x18, 0x0C, 0x06, 0x00, 0x00, 0x00, 0x00, // Char 039 (')
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0x00, 0x30, 0x18, 0x0C, 0x0C, 0x18, 0x30, 0x00, // Char 040 (()
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0x00, 0x0C, 0x18, 0x30, 0x30, 0x18, 0x0C, 0x00, // Char 041 ())
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0x00, 0x66, 0x3C, 0xFF, 0x3C, 0x66, 0x00, 0x00, // Char 042 (*)
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0x00, 0x18, 0x18, 0x7E, 0x18, 0x18, 0x00, 0x00, // Char 043 (+)
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0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x0C, 0x00, // Char 044 (,)
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0x00, 0x00, 0x00, 0x3E, 0x00, 0x00, 0x00, 0x00, // Char 045 (-)
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0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, // Char 046 (.)
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0x00, 0x40, 0x60, 0x30, 0x18, 0x0C, 0x06, 0x00, // Char 047 (/)
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0x00, 0x3C, 0x66, 0x76, 0x6E, 0x66, 0x3C, 0x00, // Char 048 (0)
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0x00, 0x18, 0x1C, 0x18, 0x18, 0x18, 0x7E, 0x00, // Char 049 (1)
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0x00, 0x3C, 0x62, 0x30, 0x0C, 0x06, 0x7E, 0x00, // Char 050 (2)
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0x00, 0x3C, 0x62, 0x38, 0x60, 0x66, 0x3C, 0x00, // Char 051 (3)
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0x00, 0x6C, 0x6C, 0x66, 0xFE, 0x60, 0x60, 0x00, // Char 052 (4)
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0x00, 0x7E, 0x06, 0x7E, 0x60, 0x66, 0x3C, 0x00, // Char 053 (5)
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0x00, 0x3C, 0x06, 0x3E, 0x66, 0x66, 0x3C, 0x00, // Char 054 (6)
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0x00, 0x7E, 0x30, 0x30, 0x18, 0x18, 0x18, 0x00, // Char 055 (7)
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0x00, 0x3C, 0x66, 0x3C, 0x66, 0x66, 0x3C, 0x00, // Char 056 (8)
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0x00, 0x3C, 0x66, 0x7C, 0x60, 0x66, 0x3C, 0x00, // Char 057 (9)
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0x00, 0x00, 0x18, 0x00, 0x00, 0x00, 0x18, 0x00, // Char 058 (:)
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0x00, 0x00, 0x18, 0x00, 0x18, 0x18, 0x0C, 0x00, // Char 059 (;)
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0x00, 0x70, 0x1C, 0x06, 0x06, 0x1C, 0x70, 0x00, // Char 060 (<)
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0x00, 0x00, 0x3E, 0x00, 0x3E, 0x00, 0x00, 0x00, // Char 061 (=)
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0x00, 0x0E, 0x38, 0x60, 0x60, 0x38, 0x0E, 0x00, // Char 062 (>)
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0x00, 0x3C, 0x66, 0x30, 0x18, 0x00, 0x18, 0x00, // Char 063 (?)
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0x00, 0x3C, 0x66, 0x76, 0x76, 0x06, 0x46, 0x3C, // Char 064 (@)
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0x00, 0x3C, 0x66, 0x7E, 0x66, 0x66, 0x66, 0x00, // Char 065 (A)
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0x00, 0x3E, 0x66, 0x3E, 0x66, 0x66, 0x3E, 0x00, // Char 066 (B)
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0x00, 0x3C, 0x66, 0x06, 0x06, 0x66, 0x3C, 0x00, // Char 067 (C)
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0x00, 0x1E, 0x36, 0x66, 0x66, 0x36, 0x1E, 0x00, // Char 068 (D)
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0x00, 0x7E, 0x06, 0x1E, 0x06, 0x06, 0x7E, 0x00, // Char 069 (E)
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0x00, 0x3E, 0x06, 0x1E, 0x06, 0x06, 0x06, 0x00, // Char 070 (F)
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0x00, 0x3C, 0x66, 0x06, 0x76, 0x66, 0x3C, 0x00, // Char 071 (G)
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0x00, 0x66, 0x66, 0x7E, 0x66, 0x66, 0x66, 0x00, // Char 072 (H)
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0x00, 0x3C, 0x18, 0x18, 0x18, 0x18, 0x3C, 0x00, // Char 073 (I)
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0x00, 0x78, 0x30, 0x30, 0x30, 0x36, 0x1C, 0x00, // Char 074 (J)
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0x00, 0x66, 0x36, 0x1E, 0x1E, 0x36, 0x66, 0x00, // Char 075 (K)
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0x00, 0x06, 0x06, 0x06, 0x06, 0x06, 0x7E, 0x00, // Char 076 (L)
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0x00, 0x46, 0x6E, 0x7E, 0x56, 0x46, 0x46, 0x00, // Char 077 (M)
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0x00, 0x66, 0x6E, 0x7E, 0x76, 0x66, 0x66, 0x00, // Char 078 (N)
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0x00, 0x3C, 0x66, 0x66, 0x66, 0x66, 0x3C, 0x00, // Char 079 (O)
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0x00, 0x3E, 0x66, 0x3E, 0x06, 0x06, 0x06, 0x00, // Char 080 (P)
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0x00, 0x3C, 0x66, 0x66, 0x66, 0x3C, 0x70, 0x00, // Char 081 (Q)
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0x00, 0x3E, 0x66, 0x3E, 0x1E, 0x36, 0x66, 0x00, // Char 082 (R)
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0x00, 0x3C, 0x66, 0x0C, 0x30, 0x66, 0x3C, 0x00, // Char 083 (S)
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0x00, 0x7E, 0x18, 0x18, 0x18, 0x18, 0x18, 0x00, // Char 084 (T)
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0x00, 0x66, 0x66, 0x66, 0x66, 0x66, 0x3C, 0x00, // Char 085 (U)
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0x00, 0x66, 0x66, 0x66, 0x66, 0x3C, 0x18, 0x00, // Char 086 (V)
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0x00, 0x46, 0x46, 0x56, 0x7E, 0x6E, 0x46, 0x00, // Char 087 (W)
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0x00, 0x66, 0x3C, 0x18, 0x3C, 0x66, 0x66, 0x00, // Char 088 (X)
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0x00, 0x66, 0x66, 0x3C, 0x18, 0x18, 0x18, 0x00, // Char 089 (Y)
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0x00, 0x7E, 0x30, 0x18, 0x0C, 0x06, 0x7E, 0x00, // Char 090 (Z)
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0x00, 0x3C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x3C, // Char 091 ([)
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0x00, 0x06, 0x0C, 0x18, 0x30, 0x60, 0x40, 0x00, // Char 092 (\)
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0x00, 0x3C, 0x30, 0x30, 0x30, 0x30, 0x30, 0x3C, // Char 093 (])
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0x00, 0x18, 0x3C, 0x66, 0x00, 0x00, 0x00, 0x00, // Char 094 (^)
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, // Char 095 (_)
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0x00, 0x0C, 0x18, 0x30, 0x00, 0x00, 0x00, 0x00, // Char 096 (`)
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0x00, 0x00, 0x3C, 0x60, 0x7C, 0x66, 0x7C, 0x00, // Char 097 (a)
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0x00, 0x06, 0x06, 0x3E, 0x66, 0x66, 0x3E, 0x00, // Char 098 (b)
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0x00, 0x00, 0x3C, 0x06, 0x06, 0x06, 0x3C, 0x00, // Char 099 (c)
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0x00, 0x60, 0x60, 0x7C, 0x66, 0x66, 0x7C, 0x00, // Char 100 (d)
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0x00, 0x00, 0x3C, 0x66, 0x7E, 0x06, 0x3C, 0x00, // Char 101 (e)
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0x00, 0x38, 0x0C, 0x3E, 0x0C, 0x0C, 0x0C, 0x00, // Char 102 (f)
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0x00, 0x00, 0x7C, 0x66, 0x7C, 0x40, 0x3C, 0x00, // Char 103 (g)
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0x00, 0x06, 0x06, 0x3E, 0x66, 0x66, 0x66, 0x00, // Char 104 (h)
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0x00, 0x18, 0x00, 0x1C, 0x18, 0x18, 0x3C, 0x00, // Char 105 (i)
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0x00, 0x30, 0x00, 0x30, 0x30, 0x30, 0x1E, 0x00, // Char 106 (j)
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0x00, 0x06, 0x06, 0x36, 0x1E, 0x36, 0x66, 0x00, // Char 107 (k)
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0x00, 0x1C, 0x18, 0x18, 0x18, 0x18, 0x3C, 0x00, // Char 108 (l)
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0x00, 0x00, 0x66, 0xFE, 0xFE, 0xD6, 0xC6, 0x00, // Char 109 (m)
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0x00, 0x00, 0x3E, 0x66, 0x66, 0x66, 0x66, 0x00, // Char 110 (n)
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0x00, 0x00, 0x3C, 0x66, 0x66, 0x66, 0x3C, 0x00, // Char 111 (o)
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0x00, 0x00, 0x3E, 0x66, 0x66, 0x3E, 0x06, 0x00, // Char 112 (p)
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0x00, 0x00, 0x7C, 0x66, 0x66, 0x7C, 0x60, 0x00, // Char 113 (q)
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0x00, 0x00, 0x3E, 0x66, 0x06, 0x06, 0x06, 0x00, // Char 114 (r)
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0x00, 0x00, 0x7C, 0x06, 0x3C, 0x60, 0x3E, 0x00, // Char 115 (s)
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0x00, 0x18, 0x7E, 0x18, 0x18, 0x18, 0x70, 0x00, // Char 116 (t)
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0x00, 0x00, 0x66, 0x66, 0x66, 0x66, 0x7C, 0x00, // Char 117 (u)
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0x00, 0x00, 0x66, 0x66, 0x66, 0x3C, 0x18, 0x00, // Char 118 (v)
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0x00, 0x00, 0xC6, 0xD6, 0xFE, 0x7C, 0x6C, 0x00, // Char 119 (w)
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0x00, 0x00, 0x66, 0x3C, 0x18, 0x3C, 0x66, 0x00, // Char 120 (x)
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0x00, 0x00, 0x66, 0x66, 0x7C, 0x60, 0x3C, 0x00, // Char 121 (y)
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0x00, 0x00, 0x7E, 0x30, 0x18, 0x0C, 0x7E, 0x00, // Char 122 (z)
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0x00, 0x18, 0x08, 0x08, 0x04, 0x08, 0x08, 0x18, // Char 123 ({)
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0x00, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, // Char 124 (|)
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0x00, 0x0C, 0x08, 0x08, 0x10, 0x08, 0x08, 0x0C, // Char 125 (})
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0x00, 0x00, 0x00, 0x4C, 0x32, 0x00, 0x00, 0x00 // Char 126 (~)
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};
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void gfx_clear_grey(u8 color)
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{
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memset(gfx_ctxt.fb, color, gfx_ctxt.width * gfx_ctxt.height * 4);
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}
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void gfx_clear_partial_grey(u8 color, u32 pos_x, u32 height)
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{
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memset(gfx_ctxt.fb + pos_x * gfx_ctxt.stride, color, height * 4 * gfx_ctxt.stride);
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}
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void gfx_clear_color(u32 color)
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{
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for (u32 i = 0; i < gfx_ctxt.width * gfx_ctxt.height; i++)
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gfx_ctxt.fb[i] = color;
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}
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void gfx_init_ctxt(u32 *fb, u32 width, u32 height, u32 stride)
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{
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gfx_ctxt.fb = fb;
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gfx_ctxt.width = width;
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gfx_ctxt.height = height;
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gfx_ctxt.stride = stride;
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}
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void gfx_con_init()
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{
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gfx_con.gfx_ctxt = &gfx_ctxt;
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gfx_con.fntsz = 16;
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gfx_con.x = 0;
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gfx_con.y = 0;
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gfx_con.savedx = 0;
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gfx_con.savedy = 0;
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gfx_con.fgcol = 0xFFCCCCCC;
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gfx_con.fillbg = 1;
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gfx_con.bgcol = 0xFF1B1B1B;
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gfx_con.mute = 0;
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gfx_con_init_done = true;
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}
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void gfx_con_setcol(u32 fgcol, int fillbg, u32 bgcol)
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{
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gfx_con.fgcol = fgcol;
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gfx_con.fillbg = fillbg;
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gfx_con.bgcol = bgcol;
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}
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void gfx_con_getpos(u32 *x, u32 *y)
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{
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*x = gfx_con.x;
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*y = gfx_con.y;
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}
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void gfx_con_setpos(u32 x, u32 y)
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{
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gfx_con.x = x;
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gfx_con.y = y;
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}
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void gfx_putc(char c)
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{
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// Duplicate code for performance reasons.
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switch (gfx_con.fntsz)
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{
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case 16:
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if (c >= 32 && c <= 126)
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{
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u8 *cbuf = (u8 *)&_gfx_font[8 * (c - 32)];
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u32 *fb = gfx_ctxt.fb + gfx_con.x + gfx_con.y * gfx_ctxt.stride;
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for (u32 i = 0; i < 16; i+=2)
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{
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u8 v = *cbuf;
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for (u32 k = 0; k < 2; k++)
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{
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for (u32 j = 0; j < 8; j++)
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{
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if (v & 1)
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{
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*fb = gfx_con.fgcol;
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fb++;
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*fb = gfx_con.fgcol;
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}
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else if (gfx_con.fillbg)
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{
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*fb = gfx_con.bgcol;
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fb++;
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*fb = gfx_con.bgcol;
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}
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else
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fb++;
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v >>= 1;
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fb++;
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}
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fb += gfx_ctxt.stride - 16;
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v = *cbuf;
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}
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cbuf++;
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}
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gfx_con.x += 16;
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if (gfx_con.x >= gfx_ctxt.width - 16)
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{
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gfx_con.x = 0;
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gfx_con.y += 16;
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}
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}
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else if (c == '\n')
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{
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gfx_con.x = 0;
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gfx_con.y +=16;
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if (gfx_con.y > gfx_ctxt.height - 16)
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gfx_con.y = 0;
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}
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break;
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case 8:
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default:
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if (c >= 32 && c <= 126)
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{
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u8 *cbuf = (u8 *)&_gfx_font[8 * (c - 32)];
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u32 *fb = gfx_ctxt.fb + gfx_con.x + gfx_con.y * gfx_ctxt.stride;
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for (u32 i = 0; i < 8; i++)
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{
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u8 v = *cbuf++;
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for (u32 j = 0; j < 8; j++)
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{
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if (v & 1)
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*fb = gfx_con.fgcol;
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else if (gfx_con.fillbg)
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*fb = gfx_con.bgcol;
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v >>= 1;
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fb++;
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}
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fb += gfx_ctxt.stride - 8;
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}
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gfx_con.x += 8;
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if (gfx_con.x >= gfx_ctxt.width - 8)
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{
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gfx_con.x = 0;
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gfx_con.y += 8;
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}
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}
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else if (c == '\n')
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{
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gfx_con.x = 0;
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gfx_con.y += 8;
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if (gfx_con.y > gfx_ctxt.height - 8)
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gfx_con.y = 0;
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}
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break;
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}
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}
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void gfx_puts(const char *s)
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{
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if (!s || !gfx_con_init_done || gfx_con.mute)
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return;
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for (; *s; s++)
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gfx_putc(*s);
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}
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static void _gfx_putn(u32 v, int base, char fill, int fcnt)
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{
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char buf[65];
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static const char digits[] = "0123456789ABCDEFghijklmnopqrstuvwxyz";
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char *p;
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int c = fcnt;
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if (base > 36)
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return;
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p = buf + 64;
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*p = 0;
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do
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{
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c--;
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*--p = digits[v % base];
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v /= base;
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} while (v);
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if (fill != 0)
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{
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while (c > 0)
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{
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*--p = fill;
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c--;
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}
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}
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gfx_puts(p);
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}
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void gfx_put_small_sep()
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{
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u8 prevFontSize = gfx_con.fntsz;
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gfx_con.fntsz = 8;
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gfx_putc('\n');
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gfx_con.fntsz = prevFontSize;
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}
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void gfx_put_big_sep()
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{
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u8 prevFontSize = gfx_con.fntsz;
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gfx_con.fntsz = 16;
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gfx_putc('\n');
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gfx_con.fntsz = prevFontSize;
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}
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void gfx_printf(const char *fmt, ...)
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{
|
|
if (!gfx_con_init_done || gfx_con.mute)
|
|
return;
|
|
|
|
va_list ap;
|
|
int fill, fcnt;
|
|
|
|
va_start(ap, fmt);
|
|
while(*fmt)
|
|
{
|
|
if(*fmt == '%')
|
|
{
|
|
fmt++;
|
|
fill = 0;
|
|
fcnt = 0;
|
|
if ((*fmt >= '0' && *fmt <= '9') || *fmt == ' ')
|
|
{
|
|
fcnt = *fmt;
|
|
fmt++;
|
|
if (*fmt >= '0' && *fmt <= '9')
|
|
{
|
|
fill = fcnt;
|
|
fcnt = *fmt - '0';
|
|
fmt++;
|
|
}
|
|
else
|
|
{
|
|
fill = ' ';
|
|
fcnt -= '0';
|
|
}
|
|
}
|
|
switch(*fmt)
|
|
{
|
|
case 'c':
|
|
gfx_putc(va_arg(ap, u32));
|
|
break;
|
|
case 's':
|
|
gfx_puts(va_arg(ap, char *));
|
|
break;
|
|
case 'd':
|
|
_gfx_putn(va_arg(ap, u32), 10, fill, fcnt);
|
|
break;
|
|
case 'p':
|
|
case 'P':
|
|
case 'x':
|
|
case 'X':
|
|
_gfx_putn(va_arg(ap, u32), 16, fill, fcnt);
|
|
break;
|
|
case 'k':
|
|
gfx_con.fgcol = va_arg(ap, u32);
|
|
break;
|
|
case 'K':
|
|
gfx_con.bgcol = va_arg(ap, u32);
|
|
gfx_con.fillbg = 1;
|
|
break;
|
|
case '%':
|
|
gfx_putc('%');
|
|
break;
|
|
case '\0':
|
|
goto out;
|
|
default:
|
|
gfx_putc('%');
|
|
gfx_putc(*fmt);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
gfx_putc(*fmt);
|
|
fmt++;
|
|
}
|
|
|
|
out:
|
|
va_end(ap);
|
|
}
|
|
|
|
void gfx_hexdump(u32 base, const void *buf, u32 len)
|
|
{
|
|
if (!gfx_con_init_done || gfx_con.mute)
|
|
return;
|
|
|
|
u8 *buff = (u8 *)buf;
|
|
|
|
u8 prevFontSize = gfx_con.fntsz;
|
|
gfx_con.fntsz = 8;
|
|
for(u32 i = 0; i < len; i++)
|
|
{
|
|
if(i % 0x10 == 0)
|
|
{
|
|
if(i != 0)
|
|
{
|
|
gfx_puts("| ");
|
|
for(u32 j = 0; j < 0x10; j++)
|
|
{
|
|
u8 c = buff[i - 0x10 + j];
|
|
if(c >= 32 && c <= 126)
|
|
gfx_putc(c);
|
|
else
|
|
gfx_putc('.');
|
|
}
|
|
gfx_putc('\n');
|
|
}
|
|
gfx_printf("%08x: ", base + i);
|
|
}
|
|
gfx_printf("%02x ", buff[i]);
|
|
if (i == len - 1)
|
|
{
|
|
int ln = len % 0x10 != 0;
|
|
u32 k = 0x10 - 1;
|
|
if (ln)
|
|
{
|
|
k = (len & 0xF) - 1;
|
|
for (u32 j = 0; j < 0x10 - k; j++)
|
|
gfx_puts(" ");
|
|
}
|
|
gfx_puts("| ");
|
|
for(u32 j = 0; j < (ln ? k : k + 1); j++)
|
|
{
|
|
u8 c = buff[i - k + j];
|
|
if(c >= 32 && c <= 126)
|
|
gfx_putc(c);
|
|
else
|
|
gfx_putc('.');
|
|
}
|
|
gfx_putc('\n');
|
|
}
|
|
}
|
|
gfx_putc('\n');
|
|
gfx_con.fntsz = prevFontSize;
|
|
}
|
|
|
|
void gfx_hexdiff(u32 base, const void *buf1, const void *buf2, u32 len)
|
|
{
|
|
if (!gfx_con_init_done || gfx_con.mute)
|
|
return;
|
|
|
|
u8 *buff1 = (u8 *)buf1;
|
|
u8 *buff2 = (u8 *)buf2;
|
|
|
|
if (memcmp(buff1, buff2, len) == 0)
|
|
{
|
|
gfx_printf("Diff: No differences found.\n");
|
|
return;
|
|
}
|
|
|
|
u8 prevFontSize = gfx_con.fntsz;
|
|
gfx_con.fntsz = 8;
|
|
for(u32 i = 0; i < len; i+=0x10)
|
|
{
|
|
u32 bytes_left = len - i < 0x10 ? len - i : 0x10;
|
|
if (memcmp(buff1 + i, buff2 + i, bytes_left) == 0)
|
|
continue;
|
|
gfx_printf("Diff 1: %08x: ", base + i);
|
|
for (u32 j = 0; j < bytes_left; j++)
|
|
{
|
|
if (buff1[i+j] != buff2[i+j])
|
|
gfx_con.fgcol = COLOR_ORANGE;
|
|
gfx_printf("%02x ", buff1[i+j]);
|
|
gfx_con.fgcol = 0xFFCCCCCC;
|
|
}
|
|
gfx_puts("| ");
|
|
gfx_putc('\n');
|
|
gfx_printf("Diff 2: %08x: ", base + i);
|
|
for (u32 j = 0; j < bytes_left; j++)
|
|
{
|
|
if (buff1[i+j] != buff2[i+j])
|
|
gfx_con.fgcol = COLOR_ORANGE;
|
|
gfx_printf("%02x ", buff2[i+j]);
|
|
gfx_con.fgcol = 0xFFCCCCCC;
|
|
}
|
|
gfx_puts("| ");
|
|
gfx_putc('\n');
|
|
gfx_putc('\n');
|
|
}
|
|
gfx_putc('\n');
|
|
gfx_con.fntsz = prevFontSize;
|
|
}
|
|
|
|
static int abs(int x)
|
|
{
|
|
if (x < 0)
|
|
return -x;
|
|
return x;
|
|
}
|
|
|
|
void gfx_set_pixel(u32 x, u32 y, u32 color)
|
|
{
|
|
gfx_ctxt.fb[x + y * gfx_ctxt.stride] = color;
|
|
}
|
|
|
|
void gfx_line(int x0, int y0, int x1, int y1, u32 color)
|
|
{
|
|
int dx = abs(x1 - x0), sx = x0 < x1 ? 1 : -1;
|
|
int dy = abs(y1 - y0), sy = y0 < y1 ? 1 : -1;
|
|
int err = (dx > dy ? dx : -dy) / 2, e2;
|
|
|
|
while (1)
|
|
{
|
|
gfx_set_pixel(x0, y0, color);
|
|
if (x0 == x1 && y0 == y1)
|
|
break;
|
|
e2 = err;
|
|
if (e2 >-dx)
|
|
{
|
|
err -= dy;
|
|
x0 += sx;
|
|
}
|
|
if (e2 < dy)
|
|
{
|
|
err += dx;
|
|
y0 += sy;
|
|
}
|
|
}
|
|
}
|
|
|
|
void gfx_set_rect_grey(const u8 *buf, u32 size_x, u32 size_y, u32 pos_x, u32 pos_y)
|
|
{
|
|
u32 pos = 0;
|
|
for (u32 y = pos_y; y < (pos_y + size_y); y++)
|
|
{
|
|
for (u32 x = pos_x; x < (pos_x + size_x); x++)
|
|
{
|
|
memset(&gfx_ctxt.fb[x + y*gfx_ctxt.stride], buf[pos], 4);
|
|
pos++;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void gfx_set_rect_rgb(const u8 *buf, u32 size_x, u32 size_y, u32 pos_x, u32 pos_y)
|
|
{
|
|
u32 pos = 0;
|
|
for (u32 y = pos_y; y < (pos_y + size_y); y++)
|
|
{
|
|
for (u32 x = pos_x; x < (pos_x + size_x); x++)
|
|
{
|
|
gfx_ctxt.fb[x + y * gfx_ctxt.stride] = buf[pos + 2] | (buf[pos + 1] << 8) | (buf[pos] << 16);
|
|
pos+=3;
|
|
}
|
|
}
|
|
}
|
|
|
|
void gfx_set_rect_argb(const u32 *buf, u32 size_x, u32 size_y, u32 pos_x, u32 pos_y)
|
|
{
|
|
u32 *ptr = (u32 *)buf;
|
|
for (u32 y = pos_y; y < (pos_y + size_y); y++)
|
|
for (u32 x = pos_x; x < (pos_x + size_x); x++)
|
|
gfx_ctxt.fb[x + y * gfx_ctxt.stride] = *ptr++;
|
|
}
|
|
|
|
void gfx_render_bmp_argb(const u32 *buf, u32 size_x, u32 size_y, u32 pos_x, u32 pos_y)
|
|
{
|
|
for (u32 y = pos_y; y < (pos_y + size_y); y++)
|
|
{
|
|
for (u32 x = pos_x; x < (pos_x + size_x); x++)
|
|
gfx_ctxt.fb[x + y * gfx_ctxt.stride] = buf[(size_y + pos_y - 1 - y ) * size_x + x - pos_x];
|
|
}
|
|
}
|