ShuriZma
/
BizHawk
mirror of https://github.com/TASEmulators/BizHawk.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
BizHawk/libmupen64plus/mupen64plus-video-z64/src/rdp.h

280 lines
10 KiB
C
Raw Blame History

/*
* z64
*
* Copyright (C) 2007 ziggy
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
**/
#ifndef _RDP_H_
#define _RDP_H_
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define M64P_PLUGIN_PROTOTYPES 1
#include "m64p_types.h"
#include "m64p_common.h"
#include "m64p_plugin.h"
#include "m64p_vidext.h"
#include "m64p_config.h"
#define LSB_FIRST 1 // TODO : check for platform
#ifdef LSB_FIRST
#define BYTE_ADDR_XOR 3
#define WORD_ADDR_XOR 1
#define BYTE4_XOR_BE(a) ((a) ^ 3) /* read/write a byte to a 32-bit space */
#else
#define BYTE_ADDR_XOR 0
#define WORD_ADDR_XOR 0
#define BYTE4_XOR_BE(a) (a)
#endif
#define RDP_PIXEL_SIZE_4BIT 0
#define RDP_PIXEL_SIZE_8BIT 1
#define RDP_PIXEL_SIZE_16BIT 2
#define RDP_PIXEL_SIZE_32BIT 3
#define RDP_FORMAT_RGBA 0
#define RDP_FORMAT_YUV 1
#define RDP_FORMAT_CI 2
#define RDP_FORMAT_IA 3
#define RDP_FORMAT_I 4
#define RDP_CYCLE_TYPE_1 0
#define RDP_CYCLE_TYPE_2 1
#define RDP_CYCLE_TYPE_COPY 2
#define RDP_CYCLE_TYPE_FILL 3
typedef uint32_t rdpColor_t;
#define RDP_GETC32_R(c) ( ((c)>>24) & 0xff )
#define RDP_GETC32_G(c) ( ((c)>>16) & 0xff )
#define RDP_GETC32_B(c) ( ((c)>> 8) & 0xff )
#define RDP_GETC32_A(c) ( ((c)>> 0) & 0xff )
#define RDP_GETC16_R(c) ( ((c)>>11) & 0x1f )
#define RDP_GETC16_G(c) ( ((c)>> 6) & 0x1f )
#define RDP_GETC16_B(c) ( ((c)>> 1) & 0x1f )
#define RDP_GETC16_A(c) ( ((c)>> 0) & 0x1 )
struct rdpRect_t {
uint16_t xl, yl, xh, yh; // 10.2 fixed-point
};
struct rdpTexRect_t {
int tilenum;
uint16_t xl, yl, xh, yh; // 10.2 fixed-point
int16_t s, t; // 10.5 fixed-point
int16_t dsdx, dtdy; // 5.10 fixed-point
};
extern const char *rdpImageFormats[];
// TODO put ct ... palette in a bitfield
struct rdpTile_t {
uint16_t line;
uint16_t tmem;
uint16_t sl, tl, sh, th; // 10.2 fixed-point
uint16_t w, h;
int8_t format, size;
int8_t mask_t, shift_t, mask_s, shift_s;
int8_t ct, mt, cs, ms;
int8_t palette;
};
struct rdpCombineModes_t {
uint32_t w1, w2;
};
#define RDP_GETCM_SUB_A_RGB0(cm) (((cm).w1 >> 20) & 0xf)
#define RDP_GETCM_MUL_RGB0(cm) (((cm).w1 >> 15) & 0x1f)
#define RDP_GETCM_SUB_A_A0(cm) (((cm).w1 >> 12) & 0x7)
#define RDP_GETCM_MUL_A0(cm) (((cm).w1 >> 9) & 0x7)
#define RDP_GETCM_SUB_A_RGB1(cm) (((cm).w1 >> 5) & 0xf)
#define RDP_GETCM_MUL_RGB1(cm) (((cm).w1 >> 0) & 0x1f)
#define RDP_GETCM_SUB_B_RGB0(cm) (((cm).w2 >> 28) & 0xf)
#define RDP_GETCM_SUB_B_RGB1(cm) (((cm).w2 >> 24) & 0xf)
#define RDP_GETCM_SUB_A_A1(cm) (((cm).w2 >> 21) & 0x7)
#define RDP_GETCM_MUL_A1(cm) (((cm).w2 >> 18) & 0x7)
#define RDP_GETCM_ADD_RGB0(cm) (((cm).w2 >> 15) & 0x7)
#define RDP_GETCM_SUB_B_A0(cm) (((cm).w2 >> 12) & 0x7)
#define RDP_GETCM_ADD_A0(cm) (((cm).w2 >> 9) & 0x7)
#define RDP_GETCM_ADD_RGB1(cm) (((cm).w2 >> 6) & 0x7)
#define RDP_GETCM_SUB_B_A1(cm) (((cm).w2 >> 3) & 0x7)
#define RDP_GETCM_ADD_A1(cm) (((cm).w2 >> 0) & 0x7)
#define RDP_COMBINE_MASK11 ((0xfu<<20)|(0x1fu<<15)|(0x7u<<12)|(0x7u<<9))
#define RDP_COMBINE_MASK12 ((0xfu<<28)|(0x7u<<15)|(0x7u<<12)|(0x7u<<9))
#define RDP_COMBINE_MASK21 ((0xfu<<5)|(0x1fu<<0))
#define RDP_COMBINE_MASK22 ((0xfu<<24)|(0x7u<<21)|(0x7u<<18)|(0x7u<<6)|(0x7u<<3)|(0x7u<<0))
static const rdpCombineModes_t rdpCombineMasks[4] = {
{ ~RDP_COMBINE_MASK21, ~RDP_COMBINE_MASK22 },
{ ~0u, ~0u },
{ ~(RDP_COMBINE_MASK11|RDP_COMBINE_MASK21), ~(RDP_COMBINE_MASK12|RDP_COMBINE_MASK22) },
{ ~(RDP_COMBINE_MASK11|RDP_COMBINE_MASK21), ~(RDP_COMBINE_MASK12|RDP_COMBINE_MASK22) },
};
struct rdpOtherModes_t {
uint32_t w1, w2;
};
#define RDP_OM_MISSING1 (~((3<<20)|0x80000|0x40000|0x20000|0x10000|0x08000| \
0x04000|0x02000|0x01000|0x00800|0x00400|0x00200| \
0x00100|(3<<6)|(3<<4)))
#define RDP_OM_MISSING2 (~(0xffff0000|0x4000|0x2000|0x1000|(3<<10)|(3<<8)| \
0x80|0x40|0x20|0x10|0x08|0x04|0x02|0x01))
#define RDP_GETOM_CYCLE_TYPE(om) (((om).w1 >> 20) & 0x3)
#define RDP_GETOM_PERSP_TEX_EN(om) (((om).w1 & 0x80000) ? 1 : 0)
#define RDP_GETOM_DETAIL_TEX_EN(om) (((om).w1 & 0x40000) ? 1 : 0)
#define RDP_GETOM_SHARPEN_TEX_EN(om) (((om).w1 & 0x20000) ? 1 : 0)
#define RDP_GETOM_TEX_LOD_EN(om) (((om).w1 & 0x10000) ? 1 : 0)
#define RDP_GETOM_EN_TLUT(om) (((om).w1 & 0x08000) ? 1 : 0)
#define RDP_GETOM_TLUT_TYPE(om) (((om).w1 & 0x04000) ? 1 : 0)
#define RDP_GETOM_SAMPLE_TYPE(om) (((om).w1 & 0x02000) ? 1 : 0)
#define RDP_GETOM_MID_TEXEL(om) (((om).w1 & 0x01000) ? 1 : 0)
#define RDP_GETOM_BI_LERP0(om) (((om).w1 & 0x00800) ? 1 : 0)
#define RDP_GETOM_BI_LERP1(om) (((om).w1 & 0x00400) ? 1 : 0)
#define RDP_GETOM_CONVERT_ONE(om) (((om).w1 & 0x00200) ? 1 : 0)
#define RDP_GETOM_KEY_EN(om) (((om).w1 & 0x00100) ? 1 : 0)
#define RDP_GETOM_RGB_DITHER_SEL(om) (((om).w1 >> 6) & 0x3)
#define RDP_GETOM_ALPHA_DITHER_SEL(om) (((om).w1 >> 4) & 0x3)
#define RDP_GETOM_BLEND_M1A_0(om) (((om).w2 >> 30) & 0x3)
#define RDP_GETOM_BLEND_M1A_1(om) (((om).w2 >> 28) & 0x3)
#define RDP_GETOM_BLEND_M1B_0(om) (((om).w2 >> 26) & 0x3)
#define RDP_GETOM_BLEND_M1B_1(om) (((om).w2 >> 24) & 0x3)
#define RDP_GETOM_BLEND_M2A_0(om) (((om).w2 >> 22) & 0x3)
#define RDP_GETOM_BLEND_M2A_1(om) (((om).w2 >> 20) & 0x3)
#define RDP_GETOM_BLEND_M2B_0(om) (((om).w2 >> 18) & 0x3)
#define RDP_GETOM_BLEND_M2B_1(om) (((om).w2 >> 16) & 0x3)
#define RDP_GETOM_FORCE_BLEND(om) (((om).w2 & 0x4000) ? 1 : 0)
#define RDP_GETOM_ALPHA_CVG_SELECT(om) (((om).w2 & 0x2000) ? 1 : 0)
#define RDP_GETOM_CVG_TIMES_ALPHA(om) (((om).w2 & 0x1000) ? 1 : 0)
#define RDP_GETOM_Z_MODE(om) (((om).w2 >> 10) & 0x3)
#define RDP_GETOM_CVG_DEST(om) (((om).w2 >> 8) & 0x3)
#define RDP_GETOM_COLOR_ON_CVG(om) (((om).w2 & 0x80) ? 1 : 0)
#define RDP_GETOM_IMAGE_READ_EN(om) (((om).w2 & 0x40) ? 1 : 0)
#define RDP_GETOM_Z_UPDATE_EN(om) (((om).w2 & 0x20) ? 1 : 0)
#define RDP_GETOM_Z_COMPARE_EN(om) (((om).w2 & 0x10) ? 1 : 0)
#define RDP_GETOM_ANTIALIAS_EN(om) (((om).w2 & 0x08) ? 1 : 0)
#define RDP_GETOM_Z_SOURCE_SEL(om) (((om).w2 & 0x04) ? 1 : 0)
#define RDP_GETOM_DITHER_ALPHA_EN(om) (((om).w2 & 0x02) ? 1 : 0)
#define RDP_GETOM_ALPHA_COMPARE_EN(om) (((om).w2 & 0x01) ? 1 : 0)
#define RDP_BLEND_MASK1 ((3u<<30)|(3u<<26)|(3u<<22)|(3u<<18))
#define RDP_BLEND_MASK2 ((3u<<28)|(3u<<24)|(3u<<20)|(3u<<16))
static const rdpOtherModes_t rdpBlendMasks[4] = {
{ ~0u, ~RDP_BLEND_MASK2 },
{ ~0u, ~0u },
{ ~0u, ~(RDP_BLEND_MASK1|RDP_BLEND_MASK2) },
{ ~0u, ~(RDP_BLEND_MASK1|RDP_BLEND_MASK2) },
};
struct rdpState_t {
rdpCombineModes_t combineModes;
rdpOtherModes_t otherModes;
rdpColor_t blendColor;
rdpColor_t primColor;
rdpColor_t envColor;
rdpColor_t fogColor;
rdpColor_t fillColor;
int primitiveZ;
int primitiveDeltaZ;
rdpRect_t clip;
uint8_t k5, clipMode;
};
extern rdpState_t rdpState;
extern uint32_t rdpChanged;
//extern rdpColor_t rdpTlut[];
#define rdpTlut ((uint16_t *) (rdpTmem + 0x800))
extern uint8_t rdpTmem[];
extern int rdpFbFormat;
extern int rdpFbSize;
extern int rdpFbWidth;
extern uint32_t rdpFbAddress;
extern uint32_t rdpZbAddress;
extern int rdpTiFormat;
extern int rdpTiSize;
extern int rdpTiWidth;
extern uint32_t rdpTiAddress;
extern rdpTile_t rdpTiles[8];
extern int rdpTileSet;
#define RDP_BITS_COMBINE_MODES (1<<0)
#define RDP_BITS_OTHER_MODES (1<<1)
#define RDP_BITS_CLIP (1<<2)
#define RDP_BITS_BLEND_COLOR (1<<3)
#define RDP_BITS_PRIM_COLOR (1<<4)
#define RDP_BITS_ENV_COLOR (1<<5)
#define RDP_BITS_FOG_COLOR (1<<6)
#define RDP_BITS_FB_SETTINGS (1<<7)
#define RDP_BITS_ZB_SETTINGS (1<<8)
#define RDP_BITS_TI_SETTINGS (1<<9)
#define RDP_BITS_TMEM (1<<10)
#define RDP_BITS_TLUT (1<<11)
#define RDP_BITS_TILE_SETTINGS (1<<12)
#define RDP_BITS_FILL_COLOR (1<<13)
#define RDP_BITS_MISC (1<<14)
// return where the data in rdram came from at this address in tmem
uint32_t rdpGetTmemOrigin(int tmem, int * line, int * stop, int * fromFormat, int * size);
int rdp_init();
int rdp_dasm(uint32_t * rdp_cmd_data, int rdp_cmd_cur, int length, char *buffer);
void rdp_process_list(void);
int rdp_store_list(void);
void rdp_log(m64p_msg_level level, const char *msg, ...);
#ifdef RDP_DEBUG
extern uint32_t rdpTraceBuf[];
extern int rdpTracePos;
extern int rdp_dump;
#define DUMP if (!rdp_dump) ; else LOG
static void LOG(const char * s, ...)
{
va_list ap;
va_start(ap, s);
vfprintf(stderr, s, ap);
va_end(ap);
}
#define LOGERROR LOG
#else // RDP_DEBUG
#define DUMP(...) rdp_log(M64MSG_VERBOSE, __VA_ARGS__)
#define LOG(...) rdp_log(M64MSG_VERBOSE, __VA_ARGS__)
#define LOGERROR(...) rdp_log(M64MSG_WARNING, __VA_ARGS__)
#endif // RDP_DEBUG
#endif // _RDP_H_
Reference in New Issue View Git Blame Copy Permalink