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https://github.com/mupen64plus/mupen64plus-oldsvn.git
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285 lines
10 KiB
C
285 lines
10 KiB
C
/*
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* z64
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*
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* This program is free software; you can redistribute it and/
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* or modify it under the terms of the GNU General Public Li-
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* cence as published by the Free Software Foundation; either
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* version 2 of the Licence, or any later version.
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*
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* This program is distributed in the hope that it will be use-
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* ful, but WITHOUT ANY WARRANTY; without even the implied war-
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* ranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public Licence for more details.
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*
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* You should have received a copy of the GNU General Public
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* Licence along with this program; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
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* USA.
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*
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**/
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#ifndef _RDP_H_
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#define _RDP_H_
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define LSB_FIRST 1 // TODO : check for platform
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#ifdef LSB_FIRST
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# define BYTE_ADDR_XOR 3
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# define WORD_ADDR_XOR 1
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# define BYTE4_XOR_BE(a) ((a) ^ 3) /* read/write a byte to a 32-bit space */
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#else
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# define BYTE_ADDR_XOR 0
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# define WORD_ADDR_XOR 0
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# define BYTE4_XOR_BE(a) (a)
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#endif
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#define RDP_PIXEL_SIZE_4BIT 0
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#define RDP_PIXEL_SIZE_8BIT 1
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#define RDP_PIXEL_SIZE_16BIT 2
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#define RDP_PIXEL_SIZE_32BIT 3
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#define RDP_FORMAT_RGBA 0
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#define RDP_FORMAT_YUV 1
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#define RDP_FORMAT_CI 2
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#define RDP_FORMAT_IA 3
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#define RDP_FORMAT_I 4
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#define RDP_CYCLE_TYPE_1 0
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#define RDP_CYCLE_TYPE_2 1
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#define RDP_CYCLE_TYPE_COPY 2
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#define RDP_CYCLE_TYPE_FILL 3
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typedef uint32_t rdpColor_t;
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#define RDP_GETC32_R(c) ( ((c)>>24) & 0xff )
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#define RDP_GETC32_G(c) ( ((c)>>16) & 0xff )
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#define RDP_GETC32_B(c) ( ((c)>> 8) & 0xff )
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#define RDP_GETC32_A(c) ( ((c)>> 0) & 0xff )
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#define RDP_GETC16_R(c) ( ((c)>>11) & 0x1f )
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#define RDP_GETC16_G(c) ( ((c)>> 6) & 0x1f )
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#define RDP_GETC16_B(c) ( ((c)>> 1) & 0x1f )
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#define RDP_GETC16_A(c) ( ((c)>> 0) & 0x1 )
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struct rdpRect_t {
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uint16_t xl, yl, xh, yh; // 10.2 fixed-point
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};
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struct rdpTexRect_t {
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int tilenum;
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uint16_t xl, yl, xh, yh; // 10.2 fixed-point
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int16_t s, t; // 10.5 fixed-point
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int16_t dsdx, dtdy; // 5.10 fixed-point
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};
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static const char *rdpImageFormats[] =
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{ "RGBA", "YUV", "CI", "IA", "I", "???", "???", "???" };
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// TODO put ct ... palette in a bitfield
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struct rdpTile_t {
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uint16_t line;
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uint16_t tmem;
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uint16_t sl, tl, sh, th; // 10.2 fixed-point
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uint16_t w, h;
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int8_t format, size;
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int8_t mask_t, shift_t, mask_s, shift_s;
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int8_t ct, mt, cs, ms;
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int8_t palette;
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};
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struct rdpCombineModes_t {
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uint32_t w1, w2;
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};
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#define RDP_GETCM_SUB_A_RGB0(cm) (((cm).w1 >> 20) & 0xf)
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#define RDP_GETCM_MUL_RGB0(cm) (((cm).w1 >> 15) & 0x1f)
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#define RDP_GETCM_SUB_A_A0(cm) (((cm).w1 >> 12) & 0x7)
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#define RDP_GETCM_MUL_A0(cm) (((cm).w1 >> 9) & 0x7)
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#define RDP_GETCM_SUB_A_RGB1(cm) (((cm).w1 >> 5) & 0xf)
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#define RDP_GETCM_MUL_RGB1(cm) (((cm).w1 >> 0) & 0x1f)
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#define RDP_GETCM_SUB_B_RGB0(cm) (((cm).w2 >> 28) & 0xf)
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#define RDP_GETCM_SUB_B_RGB1(cm) (((cm).w2 >> 24) & 0xf)
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#define RDP_GETCM_SUB_A_A1(cm) (((cm).w2 >> 21) & 0x7)
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#define RDP_GETCM_MUL_A1(cm) (((cm).w2 >> 18) & 0x7)
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#define RDP_GETCM_ADD_RGB0(cm) (((cm).w2 >> 15) & 0x7)
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#define RDP_GETCM_SUB_B_A0(cm) (((cm).w2 >> 12) & 0x7)
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#define RDP_GETCM_ADD_A0(cm) (((cm).w2 >> 9) & 0x7)
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#define RDP_GETCM_ADD_RGB1(cm) (((cm).w2 >> 6) & 0x7)
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#define RDP_GETCM_SUB_B_A1(cm) (((cm).w2 >> 3) & 0x7)
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#define RDP_GETCM_ADD_A1(cm) (((cm).w2 >> 0) & 0x7)
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#define RDP_COMBINE_MASK11 ((0xf<<20)|(0x1f<<15)|(0x7<<12)|(0x7<<9))
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#define RDP_COMBINE_MASK12 ((0xf<<28)|(0x7<<15)|(0x7<<12)|(0x7<<9))
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#define RDP_COMBINE_MASK21 ((0xf<<5)|(0x1f<<0))
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#define RDP_COMBINE_MASK22 ((0xf<<24)|(0x7<<21)|(0x7<<18)|(0x7<<6)|(0x7<<3)|(0x7<<0))
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static const rdpCombineModes_t rdpCombineMasks[4] = {
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{ ~RDP_COMBINE_MASK21, ~RDP_COMBINE_MASK22 },
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{ ~0, ~0 },
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{ ~(RDP_COMBINE_MASK11|RDP_COMBINE_MASK21), ~(RDP_COMBINE_MASK12|RDP_COMBINE_MASK22) },
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{ ~(RDP_COMBINE_MASK11|RDP_COMBINE_MASK21), ~(RDP_COMBINE_MASK12|RDP_COMBINE_MASK22) },
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};
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struct rdpOtherModes_t {
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uint32_t w1, w2;
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};
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#define RDP_OM_MISSING1 (~((3<<20)|0x80000|0x40000|0x20000|0x10000|0x08000| \
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0x04000|0x02000|0x01000|0x00800|0x00400|0x00200| \
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0x00100|(3<<6)|(3<<4)))
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#define RDP_OM_MISSING2 (~(0xffff0000|0x4000|0x2000|0x1000|(3<<10)|(3<<8)| \
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0x80|0x40|0x20|0x10|0x08|0x04|0x02|0x01))
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#define RDP_GETOM_CYCLE_TYPE(om) (((om).w1 >> 20) & 0x3)
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#define RDP_GETOM_PERSP_TEX_EN(om) (((om).w1 & 0x80000) ? 1 : 0)
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#define RDP_GETOM_DETAIL_TEX_EN(om) (((om).w1 & 0x40000) ? 1 : 0)
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#define RDP_GETOM_SHARPEN_TEX_EN(om) (((om).w1 & 0x20000) ? 1 : 0)
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#define RDP_GETOM_TEX_LOD_EN(om) (((om).w1 & 0x10000) ? 1 : 0)
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#define RDP_GETOM_EN_TLUT(om) (((om).w1 & 0x08000) ? 1 : 0)
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#define RDP_GETOM_TLUT_TYPE(om) (((om).w1 & 0x04000) ? 1 : 0)
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#define RDP_GETOM_SAMPLE_TYPE(om) (((om).w1 & 0x02000) ? 1 : 0)
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#define RDP_GETOM_MID_TEXEL(om) (((om).w1 & 0x01000) ? 1 : 0)
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#define RDP_GETOM_BI_LERP0(om) (((om).w1 & 0x00800) ? 1 : 0)
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#define RDP_GETOM_BI_LERP1(om) (((om).w1 & 0x00400) ? 1 : 0)
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#define RDP_GETOM_CONVERT_ONE(om) (((om).w1 & 0x00200) ? 1 : 0)
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#define RDP_GETOM_KEY_EN(om) (((om).w1 & 0x00100) ? 1 : 0)
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#define RDP_GETOM_RGB_DITHER_SEL(om) (((om).w1 >> 6) & 0x3)
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#define RDP_GETOM_ALPHA_DITHER_SEL(om) (((om).w1 >> 4) & 0x3)
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#define RDP_GETOM_BLEND_M1A_0(om) (((om).w2 >> 30) & 0x3)
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#define RDP_GETOM_BLEND_M1A_1(om) (((om).w2 >> 28) & 0x3)
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#define RDP_GETOM_BLEND_M1B_0(om) (((om).w2 >> 26) & 0x3)
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#define RDP_GETOM_BLEND_M1B_1(om) (((om).w2 >> 24) & 0x3)
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#define RDP_GETOM_BLEND_M2A_0(om) (((om).w2 >> 22) & 0x3)
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#define RDP_GETOM_BLEND_M2A_1(om) (((om).w2 >> 20) & 0x3)
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#define RDP_GETOM_BLEND_M2B_0(om) (((om).w2 >> 18) & 0x3)
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#define RDP_GETOM_BLEND_M2B_1(om) (((om).w2 >> 16) & 0x3)
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#define RDP_GETOM_FORCE_BLEND(om) (((om).w2 & 0x4000) ? 1 : 0)
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#define RDP_GETOM_ALPHA_CVG_SELECT(om) (((om).w2 & 0x2000) ? 1 : 0)
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#define RDP_GETOM_CVG_TIMES_ALPHA(om) (((om).w2 & 0x1000) ? 1 : 0)
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#define RDP_GETOM_Z_MODE(om) (((om).w2 >> 10) & 0x3)
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#define RDP_GETOM_CVG_DEST(om) (((om).w2 >> 8) & 0x3)
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#define RDP_GETOM_COLOR_ON_CVG(om) (((om).w2 & 0x80) ? 1 : 0)
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#define RDP_GETOM_IMAGE_READ_EN(om) (((om).w2 & 0x40) ? 1 : 0)
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#define RDP_GETOM_Z_UPDATE_EN(om) (((om).w2 & 0x20) ? 1 : 0)
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#define RDP_GETOM_Z_COMPARE_EN(om) (((om).w2 & 0x10) ? 1 : 0)
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#define RDP_GETOM_ANTIALIAS_EN(om) (((om).w2 & 0x08) ? 1 : 0)
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#define RDP_GETOM_Z_SOURCE_SEL(om) (((om).w2 & 0x04) ? 1 : 0)
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#define RDP_GETOM_DITHER_ALPHA_EN(om) (((om).w2 & 0x02) ? 1 : 0)
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#define RDP_GETOM_ALPHA_COMPARE_EN(om) (((om).w2 & 0x01) ? 1 : 0)
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#define RDP_BLEND_MASK1 ((3<<30)|(3<<26)|(3<<22)|(3<<18))
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#define RDP_BLEND_MASK2 ((3<<28)|(3<<24)|(3<<20)|(3<<16))
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static const rdpOtherModes_t rdpBlendMasks[4] = {
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{ ~0, ~RDP_BLEND_MASK2 },
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{ ~0, ~0 },
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{ ~0, ~(RDP_BLEND_MASK1|RDP_BLEND_MASK2) },
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{ ~0, ~(RDP_BLEND_MASK1|RDP_BLEND_MASK2) },
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};
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struct rdpState_t {
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rdpCombineModes_t combineModes;
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rdpOtherModes_t otherModes;
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rdpColor_t blendColor;
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rdpColor_t primColor;
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rdpColor_t envColor;
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rdpColor_t fogColor;
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rdpColor_t fillColor;
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int primitiveZ;
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int primitiveDeltaZ;
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rdpRect_t clip;
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uint8_t k5, clipMode;
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};
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extern rdpState_t rdpState;
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extern uint32_t rdpChanged;
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//extern rdpColor_t rdpTlut[];
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#define rdpTlut ((uint16_t *) (rdpTmem + 0x800))
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extern uint8_t rdpTmem[];
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extern int rdpFbFormat;
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extern int rdpFbSize;
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extern int rdpFbWidth;
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extern uint32_t rdpFbAddress;
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extern uint32_t rdpZbAddress;
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extern int rdpTiFormat;
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extern int rdpTiSize;
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extern int rdpTiWidth;
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extern uint32_t rdpTiAddress;
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extern rdpTile_t rdpTiles[8];
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extern int rdpTileSet;
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#define RDP_BITS_COMBINE_MODES (1<<0)
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#define RDP_BITS_OTHER_MODES (1<<1)
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#define RDP_BITS_CLIP (1<<2)
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#define RDP_BITS_BLEND_COLOR (1<<3)
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#define RDP_BITS_PRIM_COLOR (1<<4)
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#define RDP_BITS_ENV_COLOR (1<<5)
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#define RDP_BITS_FOG_COLOR (1<<6)
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#define RDP_BITS_FB_SETTINGS (1<<7)
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#define RDP_BITS_ZB_SETTINGS (1<<8)
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#define RDP_BITS_TI_SETTINGS (1<<9)
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#define RDP_BITS_TMEM (1<<10)
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#define RDP_BITS_TLUT (1<<11)
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#define RDP_BITS_TILE_SETTINGS (1<<12)
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#define RDP_BITS_FILL_COLOR (1<<13)
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#define RDP_BITS_MISC (1<<14)
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// return where the data in rdram came from at this address in tmem
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uint32_t rdpGetTmemOrigin(int tmem, int * line, int * stop, int * fromFormat, int * size);
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int rdp_init();
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int rdp_dasm(uint32_t * rdp_cmd_data, int rdp_cmd_cur, int length, char *buffer);
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void rdp_process_list(void);
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int rdp_store_list(void);
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#include <stdarg.h>
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static void FATAL(const char * s, ...)
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{
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va_list ap;
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va_start(ap, s);
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vfprintf(stderr, s, ap);
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va_end(ap);
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exit(0);
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}
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#ifndef WIN32
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//#define RDP_DEBUG
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#endif
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#ifdef RDP_DEBUG
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extern uint32_t rdpTraceBuf[];
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extern int rdpTracePos;
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extern int rdp_dump;
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#define DUMP if (!rdp_dump) ; else LOG
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static void LOG(const char * s, ...)
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{
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va_list ap;
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va_start(ap, s);
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vfprintf(stderr, s, ap);
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va_end(ap);
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}
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#define LOGERROR LOG
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#else // RDP_DEBUG
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#define DUMP(...)
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#define LOG(...)
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#define LOGERROR(...)
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#endif // RDP_DEBUG
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#endif // _RDP_H_
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