X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=src%2Fblitter.cpp;h=9a03a2555413f040e3b5d467786a30d8de4bdbcb;hb=a1ad40785ac6d954051e4e5882436da9a58cc3a6;hp=90a0b3a1555301f49379618be3e9f70775729648;hpb=135a0c52a2bcbcc37192c61801de6e9c80aeebff;p=virtualjaguar diff --git a/src/blitter.cpp b/src/blitter.cpp index 90a0b3a..9a03a25 100644 --- a/src/blitter.cpp +++ b/src/blitter.cpp @@ -1,14 +1,13 @@ // // Blitter core // -// by cal2 +// by Cal2 // GCC/SDL port by Niels Wagenaar (Linux/WIN32) and Caz (BeOS) // Cleanups/fixes by James L. Hammons // bool specialLog = false; #include "jaguar.h" -#include "blitter2.h" // Testing purposes only! #define REG(A) (((uint32)blitter_ram[(A)] << 24) | ((uint32)blitter_ram[(A)+1] << 16) \ | ((uint32)blitter_ram[(A)+2] << 8) | (uint32)blitter_ram[(A)+3]) @@ -104,32 +103,39 @@ bool specialLog = false; #define YADD1_A1 (REG(A1_FLAGS)&0x040000) #define YADD1_A2 (REG(A2_FLAGS)&0x040000) +//Put 'em back, once we fix the problem!!! [KO] // 1 bpp pixel read #define PIXEL_SHIFT_1(a) (((~a##_x) >> 16) & 7) #define PIXEL_OFFSET_1(a) (((((UINT32)a##_y >> 16) * a##_width / 8) + (((UINT32)a##_x >> 19) & ~7)) * (1 + a##_pitch) + (((UINT32)a##_x >> 19) & 7)) -#define READ_PIXEL_1(a) ((jaguar_byte_read(a##_addr+PIXEL_OFFSET_1(a)) >> PIXEL_SHIFT_1(a)) & 0x01) +#define READ_PIXEL_1(a) ((JaguarReadByte(a##_addr+PIXEL_OFFSET_1(a), BLITTER) >> PIXEL_SHIFT_1(a)) & 0x01) +//#define READ_PIXEL_1(a) ((JaguarReadByte(a##_addr+PIXEL_OFFSET_1(a)) >> PIXEL_SHIFT_1(a)) & 0x01) // 2 bpp pixel read #define PIXEL_SHIFT_2(a) (((~a##_x) >> 15) & 6) #define PIXEL_OFFSET_2(a) (((((UINT32)a##_y >> 16) * a##_width / 4) + (((UINT32)a##_x >> 18) & ~7)) * (1 + a##_pitch) + (((UINT32)a##_x >> 18) & 7)) -#define READ_PIXEL_2(a) ((jaguar_byte_read(a##_addr+PIXEL_OFFSET_2(a)) >> PIXEL_SHIFT_2(a)) & 0x03) +#define READ_PIXEL_2(a) ((JaguarReadByte(a##_addr+PIXEL_OFFSET_2(a), BLITTER) >> PIXEL_SHIFT_2(a)) & 0x03) +//#define READ_PIXEL_2(a) ((JaguarReadByte(a##_addr+PIXEL_OFFSET_2(a)) >> PIXEL_SHIFT_2(a)) & 0x03) // 4 bpp pixel read #define PIXEL_SHIFT_4(a) (((~a##_x) >> 14) & 4) #define PIXEL_OFFSET_4(a) (((((UINT32)a##_y >> 16) * (a##_width/2)) + (((UINT32)a##_x >> 17) & ~7)) * (1 + a##_pitch) + (((UINT32)a##_x >> 17) & 7)) -#define READ_PIXEL_4(a) ((jaguar_byte_read(a##_addr+PIXEL_OFFSET_4(a)) >> PIXEL_SHIFT_4(a)) & 0x0f) +#define READ_PIXEL_4(a) ((JaguarReadByte(a##_addr+PIXEL_OFFSET_4(a), BLITTER) >> PIXEL_SHIFT_4(a)) & 0x0f) +//#define READ_PIXEL_4(a) ((JaguarReadByte(a##_addr+PIXEL_OFFSET_4(a)) >> PIXEL_SHIFT_4(a)) & 0x0f) // 8 bpp pixel read #define PIXEL_OFFSET_8(a) (((((UINT32)a##_y >> 16) * a##_width) + (((UINT32)a##_x >> 16) & ~7)) * (1 + a##_pitch) + (((UINT32)a##_x >> 16) & 7)) -#define READ_PIXEL_8(a) (jaguar_byte_read(a##_addr+PIXEL_OFFSET_8(a))) +#define READ_PIXEL_8(a) (JaguarReadByte(a##_addr+PIXEL_OFFSET_8(a), BLITTER)) +//#define READ_PIXEL_8(a) (JaguarReadByte(a##_addr+PIXEL_OFFSET_8(a))) // 16 bpp pixel read #define PIXEL_OFFSET_16(a) (((((UINT32)a##_y >> 16) * a##_width) + (((UINT32)a##_x >> 16) & ~3)) * (1 + a##_pitch) + (((UINT32)a##_x >> 16) & 3)) -#define READ_PIXEL_16(a) (jaguar_word_read(a##_addr+(PIXEL_OFFSET_16(a)<<1))) +#define READ_PIXEL_16(a) (JaguarReadWord(a##_addr+(PIXEL_OFFSET_16(a)<<1), BLITTER)) +//#define READ_PIXEL_16(a) (JaguarReadWord(a##_addr+(PIXEL_OFFSET_16(a)<<1))) // 32 bpp pixel read #define PIXEL_OFFSET_32(a) (((((UINT32)a##_y >> 16) * a##_width) + (((UINT32)a##_x >> 16) & ~1)) * (1 + a##_pitch) + (((UINT32)a##_x >> 16) & 1)) -#define READ_PIXEL_32(a) (jaguar_long_read(a##_addr+(PIXEL_OFFSET_32(a)<<2))) +#define READ_PIXEL_32(a) (JaguarReadLong(a##_addr+(PIXEL_OFFSET_32(a)<<2), BLITTER)) +//#define READ_PIXEL_32(a) (JaguarReadLong(a##_addr+(PIXEL_OFFSET_32(a)<<2))) // pixel read #define READ_PIXEL(a,f) (\ @@ -142,14 +148,15 @@ bool specialLog = false; // 16 bpp z data read #define ZDATA_OFFSET_16(a) (PIXEL_OFFSET_16(a) + a##_zoffs * 4) -#define READ_ZDATA_16(a) (jaguar_word_read(a##_addr+(ZDATA_OFFSET_16(a)<<1))) +#define READ_ZDATA_16(a) (JaguarReadWord(a##_addr+(ZDATA_OFFSET_16(a)<<1), BLITTER)) +//#define READ_ZDATA_16(a) (JaguarReadWord(a##_addr+(ZDATA_OFFSET_16(a)<<1))) // z data read #define READ_ZDATA(a,f) (READ_ZDATA_16(a)) // 16 bpp z data write -#define WRITE_ZDATA_16(a,d) { jaguar_word_write(a##_addr+(ZDATA_OFFSET_16(a)<<1),d); } -//#define WRITE_ZDATA_16(a,d) { jaguar_word_write(a##_addr+(ZDATA_OFFSET_16(a)<<1),d); WriteLog("16bpp z write --> "); } +#define WRITE_ZDATA_16(a,d) { JaguarWriteWord(a##_addr+(ZDATA_OFFSET_16(a)<<1), d, BLITTER); } +//#define WRITE_ZDATA_16(a,d) { JaguarWriteWord(a##_addr+(ZDATA_OFFSET_16(a)<<1), d); } // z data write #define WRITE_ZDATA(a,f,d) WRITE_ZDATA_16(a,d); @@ -182,24 +189,29 @@ bool specialLog = false; (((f>>3)&0x07) == 5) ? (READ_RDATA_32(r,a,p)) : 0) // 1 bpp pixel write -#define WRITE_PIXEL_1(a,d) { jaguar_byte_write(a##_addr+PIXEL_OFFSET_1(a),(jaguar_byte_read(a##_addr+PIXEL_OFFSET_1(a))&(~(0x01 << PIXEL_SHIFT_1(a))))|(d< "); } +#define WRITE_PIXEL_32(a,d) { JaguarWriteLong(a##_addr+(PIXEL_OFFSET_32(a)<<2), d, BLITTER); } +//#define WRITE_PIXEL_32(a,d) { JaguarWriteLong(a##_addr+(PIXEL_OFFSET_32(a)<<2), d); } // pixel write #define WRITE_PIXEL(a,f,d) {\ @@ -430,9 +442,10 @@ Blit! (000B8250 <- 0012C3A0) count: 16 x 1, A1/2_FLAGS: 00014420/00012000 [cmd: // if (dstdata != READ_RDATA(PATTERNDATA, a1, REG(A1_FLAGS), a1_phrase_mode)) inhibit = 1; } + // This is DEFINITELY WRONG - if (a1_phrase_mode || a2_phrase_mode) - inhibit = !inhibit; +// if (a1_phrase_mode || a2_phrase_mode) +// inhibit = !inhibit; } if (CLIPA1) @@ -581,8 +594,10 @@ Blit! (000B8250 <- 0012C3A0) count: 16 x 1, A1/2_FLAGS: 00014420/00012000 [cmd: // if (dstdata != READ_RDATA(PATTERNDATA, a2, REG(A2_FLAGS), a2_phrase_mode)) inhibit = 1; } - if (a1_phrase_mode || a2_phrase_mode) - inhibit =! inhibit; + +// This is DEFINITELY WRONG +// if (a1_phrase_mode || a2_phrase_mode) +// inhibit = !inhibit; } if (CLIPA1) @@ -681,6 +696,28 @@ Blit! (000B8250 <- 0012C3A0) count: 16 x 1, A1/2_FLAGS: 00014420/00012000 [cmd: } } + //New: Phrase mode taken into account! :-p + if (a1_phrase_mode) + { + // Bump the pointer to the next phrase boundary + // Even though it works, this is crappy... Clean it up! + uint32 size = 64 / a1_psize; + uint32 newx = (a1_x >> 16) / size; + uint32 newxrem = (a1_x >> 16) % size; + a1_x &= 0x0000FFFF; + a1_x |= (((newx + (newxrem == 0 ? 0 : 1)) * size) & 0xFFFF) << 16; + } + if (a2_phrase_mode) + { + // Bump the pointer to the next phrase boundary + // Even though it works, this is crappy... Clean it up! + uint32 size = 64 / a1_psize; + uint32 newx = (a2_x >> 16) / size; + uint32 newxrem = (a2_x >> 16) % size; + a2_x &= 0x0000FFFF; + a2_x |= (((newx + (newxrem == 0 ? 0 : 1)) * size) & 0xFFFF) << 16; + } + a1_x += a1_step_x; a1_y += a1_step_y; a2_x += a2_step_x; @@ -718,13 +755,10 @@ void blitter_blit(uint32 cmd) op = (cmd >> 21) & 0x0F; ctrl = (cmd >> 25) & 0x3F; - a1_addr = REG(A1_BASE); -//Just for testing Trevor McFur... -//if (a1_addr == 0x130CB0) specialLog = true; -//extern bool suppressOutput; -//if (a1_addr == 0x130CB0) suppressOutput = false; -//End testing - a2_addr = REG(A2_BASE); + // Addresses in A1/2_BASE are *phrase* aligned, i.e., bottom three bits are ignored! + // NOTE: This fixes Rayman's bad collision detection AND keeps T2K working! + a1_addr = REG(A1_BASE) & 0xFFFFFFF8; + a2_addr = REG(A2_BASE) & 0xFFFFFFF8; a1_zoffs = (REG(A1_FLAGS) >> 6) & 7; a2_zoffs = (REG(A2_FLAGS) >> 6) & 7; @@ -743,9 +777,12 @@ void blitter_blit(uint32 cmd) a1_y = (REG(A1_PIXEL) & 0xFFFF0000) | (REG(A1_FPIXEL) >> 16); //According to the JTRM, X is restricted to 15 bits and Y is restricted to 12. //But it seems to fuck up T2K! !!! FIX !!! +//Could it be sign extended??? Doesn't seem to be so according to JTRM // a1_x &= 0x7FFFFFFF, a1_y &= 0x0FFFFFFF; // a1_width = blitter_scanline_width[((REG(A1_FLAGS) & 0x00007E00) >> 9)]; +// According to JTRM, this must give a *whole number* of phrases in the current +// pixel size (this means the lookup above is WRONG)... !!! FIX !!! UINT32 m = (REG(A1_FLAGS) >> 9) & 0x03, e = (REG(A1_FLAGS) >> 11) & 0x0F; a1_width = ((0x04 | m) << e) >> 2;//*/ @@ -756,6 +793,8 @@ void blitter_blit(uint32 cmd) // a2_x &= 0x7FFFFFFF, a2_y &= 0x0FFFFFFF; // a2_width = blitter_scanline_width[((REG(A2_FLAGS) & 0x00007E00) >> 9)]; +// According to JTRM, this must give a *whole number* of phrases in the current +// pixel size (this means the lookup above is WRONG)... !!! FIX !!! m = (REG(A2_FLAGS) >> 9) & 0x03, e = (REG(A2_FLAGS) >> 11) & 0x0F; a2_width = ((0x04 | m) << e) >> 2;//*/ a2_mask_x = ((REG(A2_MASK) & 0x0000FFFF) << 16) | 0xFFFF; @@ -825,7 +864,7 @@ void blitter_blit(uint32 cmd) break; //This really isn't a valid bit combo for A2... Shouldn't this cause the blitter to just say no? case XADDINC: -WriteLog("BLIT: Asked to used invalid bit combo for A2...\n"); +WriteLog("BLIT: Asked to use invalid bit combo (XADDINC) for A2...\n"); // add the contents of the increment register // since there is no register for a2 we just add 1 //Let's do nothing, since it's not listed as a valid bit combo... @@ -870,35 +909,35 @@ WriteLog("BLIT: Asked to used invalid bit combo for A2...\n"); // zbuffering if (GOURZ) { - zadd = jaguar_long_read(0xF02274); + zadd = JaguarReadLong(0xF02274, BLITTER); for(int v=0; v<4; v++) - z_i[v] = (int32)jaguar_long_read(0xF0228C + (v << 2)); + z_i[v] = (int32)JaguarReadLong(0xF0228C + (v << 2), BLITTER); } if (GOURD || GOURZ || SRCSHADE) { // gouraud shading - gouraud_add = jaguar_long_read(0xF02270); + gouraud_add = JaguarReadLong(0xF02270, BLITTER); - gd_c[0] = jaguar_byte_read(0xF02268); - gd_i[0] = jaguar_byte_read(0xF02269); + gd_c[0] = JaguarReadByte(0xF02268, BLITTER); + gd_i[0] = JaguarReadByte(0xF02269, BLITTER); gd_i[0] <<= 16; - gd_i[0] |= jaguar_word_read(0xF02240); + gd_i[0] |= JaguarReadWord(0xF02240, BLITTER); - gd_c[1] = jaguar_byte_read(0xF0226A); - gd_i[1] = jaguar_byte_read(0xF0226B); + gd_c[1] = JaguarReadByte(0xF0226A, BLITTER); + gd_i[1] = JaguarReadByte(0xF0226B, BLITTER); gd_i[1] <<= 16; - gd_i[1] |= jaguar_word_read(0xF02242); + gd_i[1] |= JaguarReadWord(0xF02242, BLITTER); - gd_c[2] = jaguar_byte_read(0xF0226C); - gd_i[2] = jaguar_byte_read(0xF0226D); + gd_c[2] = JaguarReadByte(0xF0226C, BLITTER); + gd_i[2] = JaguarReadByte(0xF0226D, BLITTER); gd_i[2] <<= 16; - gd_i[2] |= jaguar_word_read(0xF02244); + gd_i[2] |= JaguarReadWord(0xF02244, BLITTER); - gd_c[3] = jaguar_byte_read(0xF0226E); - gd_i[3] = jaguar_byte_read(0xF0226F); + gd_c[3] = JaguarReadByte(0xF0226E, BLITTER); + gd_i[3] = JaguarReadByte(0xF0226F, BLITTER); gd_i[3] <<= 16; - gd_i[3] |= jaguar_word_read(0xF02246); + gd_i[3] |= JaguarReadWord(0xF02246, BLITTER); gd_ia = gouraud_add & 0xFFFFFF; if (gd_ia & 0x800000) @@ -1034,6 +1073,104 @@ WriteLog("BLIT: Asked to used invalid bit combo for A2...\n"); } #endif +//NOTE: Pitch is ignored! + +//This *might* be the altimeter blits (they are)... +//On captured screen, x-pos for black (inner) is 259, for pink is 257 +//Black is short by 3, pink is short by 1... +/* +Blit! (00110000 <- 000BF010) count: 9 x 31, A1/2_FLAGS: 000042E2/00010020 [cmd: 00010200] + CMD -> src: dst: misc: a1ctl: UPDA1 mode: ity: PATDSEL z-op: op: LFU_CLEAR ctrl: + A1 -> pitch: 4 phrases, depth: 16bpp, z-off: 3, width: 320 (21), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A2 -> pitch: 1 phrases, depth: 16bpp, z-off: 0, width: 1 (00), addctl: XADDPIX YADD0 XSIGNADD YSIGNADD + A1 x/y: 262/124, A2 x/y: 128/0 +Blit! (00110000 <- 000BF010) count: 5 x 38, A1/2_FLAGS: 000042E2/00010020 [cmd: 00010200] + CMD -> src: dst: misc: a1ctl: UPDA1 mode: ity: PATDSEL z-op: op: LFU_CLEAR ctrl: + A1 -> pitch: 4 phrases, depth: 16bpp, z-off: 3, width: 320 (21), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A2 -> pitch: 1 phrases, depth: 16bpp, z-off: 0, width: 1 (00), addctl: XADDPIX YADD0 XSIGNADD YSIGNADD + A1 x/y: 264/117, A2 x/y: 407/0 + +Blit! (00110000 <- 000BF010) count: 9 x 23, A1/2_FLAGS: 000042E2/00010020 [cmd: 00010200] + CMD -> src: dst: misc: a1ctl: UPDA1 mode: ity: PATDSEL z-op: op: LFU_CLEAR ctrl: + A1 step values: -10 (X), 1 (Y) + A1 -> pitch: 4(2) phrases, depth: 16bpp, z-off: 3, width: 320 (21), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A2 -> pitch: 1(0) phrases, depth: 16bpp, z-off: 0, width: 1 (00), addctl: XADDPIX YADD0 XSIGNADD YSIGNADD + A1 x/y: 262/132, A2 x/y: 129/0 +Blit! (00110000 <- 000BF010) count: 5 x 27, A1/2_FLAGS: 000042E2/00010020 [cmd: 00010200] + CMD -> src: dst: misc: a1ctl: UPDA1 mode: ity: PATDSEL z-op: op: LFU_CLEAR ctrl: + A1 step values: -8 (X), 1 (Y) + A1 -> pitch: 4(2) phrases, depth: 16bpp, z-off: 3, width: 320 (21), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A2 -> pitch: 1(0) phrases, depth: 16bpp, z-off: 0, width: 1 (00), addctl: XADDPIX YADD0 XSIGNADD YSIGNADD + A1 x/y: 264/128, A2 x/y: 336/0 + + 264v vCursor ends up here... + xxxxx...` + 111122223333 + +262v vCursor ends up here... + xxxxxxxxx.' + 1111222233334444 + +Fixed! Now for more: + +; This looks like the ship icon in the upper left corner... + +Blit! (00110000 <- 0010B2A8) count: 11 x 12, A1/2_FLAGS: 000042E2/00000020 [cmd: 09800609] + CMD -> src: SRCEN dst: DSTEN misc: a1ctl: UPDA1 UPDA2 mode: ity: z-op: op: LFU_REPLACE ctrl: DCOMPEN + A1 step values: -12 (X), 1 (Y) + A2 step values: 0 (X), 0 (Y) [mask (unused): 00000000 - FFFFFFFF/FFFFFFFF] + A1 -> pitch: 4 phrases, depth: 16bpp, z-off: 3, width: 320 (21), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A2 -> pitch: 1 phrases, depth: 16bpp, z-off: 0, width: 1 (00), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A1 x/y: 20/24, A2 x/y: 5780/0 + +Also fixed! + +More (not sure this is a blitter problem as much as it's a GPU problem): +All but the "M" are trashed... +This does *NOT* look like a blitter problem, as it's rendering properly... + +; D + +Blit! (00110000 <- 0010B2A8) count: 12 x 12, A1/2_FLAGS: 000042E2/00000020 [cmd: 09800609] + CMD -> src: SRCEN dst: DSTEN misc: a1ctl: UPDA1 UPDA2 mode: ity: z-op: op: LFU_REPLACE ctrl: DCOMPEN + A1 step values: -14 (X), 1 (Y) + A2 step values: -4 (X), 0 (Y) [mask (unused): 00000000 - FFFFFFFF/FFFFFFFF] + A1 -> pitch: 4 phrases, depth: 16bpp, z-off: 3, width: 320 (21), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A2 -> pitch: 1 phrases, depth: 16bpp, z-off: 0, width: 1 (00), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A1 x/y: 134/144, A2 x/y: 2516/0 +;129,146: +5,-2 + +; E + +Blit! (00110000 <- 0010B2A8) count: 12 x 12, A1/2_FLAGS: 000042E2/00000020 [cmd: 09800609] + CMD -> src: SRCEN dst: DSTEN misc: a1ctl: UPDA1 UPDA2 mode: ity: z-op: op: LFU_REPLACE ctrl: DCOMPEN + A1 step values: -13 (X), 1 (Y) + A2 step values: -4 (X), 0 (Y) [mask (unused): 00000000 - FFFFFFFF/FFFFFFFF] + A1 -> pitch: 4 phrases, depth: 16bpp, z-off: 3, width: 320 (21), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A2 -> pitch: 1 phrases, depth: 16bpp, z-off: 0, width: 1 (00), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A1 x/y: 147/144, A2 x/y: 2660/0 + +; M + +Blit! (00110000 <- 0010B2A8) count: 12 x 12, A1/2_FLAGS: 000042E2/00000020 [cmd: 09800609] + CMD -> src: SRCEN dst: DSTEN misc: a1ctl: UPDA1 UPDA2 mode: ity: z-op: op: LFU_REPLACE ctrl: DCOMPEN + A1 step values: -12 (X), 1 (Y) + A2 step values: 0 (X), 0 (Y) [mask (unused): 00000000 - FFFFFFFF/FFFFFFFF] + A1 -> pitch: 4 phrases, depth: 16bpp, z-off: 3, width: 320 (21), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A2 -> pitch: 1 phrases, depth: 16bpp, z-off: 0, width: 1 (00), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A1 x/y: 160/144, A2 x/y: 3764/0 + +; O + +Blit! (00110000 <- 0010B2A8) count: 12 x 12, A1/2_FLAGS: 000042E2/00000020 [cmd: 09800609] + CMD -> src: SRCEN dst: DSTEN misc: a1ctl: UPDA1 UPDA2 mode: ity: z-op: op: LFU_REPLACE ctrl: DCOMPEN + A1 step values: -15 (X), 1 (Y) + A2 step values: -4 (X), 0 (Y) [mask (unused): 00000000 - FFFFFFFF/FFFFFFFF] + A1 -> pitch: 4 phrases, depth: 16bpp, z-off: 3, width: 320 (21), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A2 -> pitch: 1 phrases, depth: 16bpp, z-off: 0, width: 1 (00), addctl: XADDPHR YADD0 XSIGNADD YSIGNADD + A1 x/y: 173/144, A2 x/y: 4052/0 + +*/ extern int blit_start_log; extern int op_start_log; if (blit_start_log) @@ -1066,10 +1203,11 @@ if (blit_start_log) WriteLog("op: %s ", opStr[(cmd >> 21) & 0x0F]); WriteLog("ctrl: %s%s%s%s%s%s\n", (cmd & 0x02000000 ? "CMPDST " : ""), (cmd & 0x04000000 ? "BCOMPEN " : ""), (cmd & 0x08000000 ? "DCOMPEN " : ""), (cmd & 0x10000000 ? "BKGWREN " : ""), (cmd & 0x20000000 ? "BUSHI " : ""), (cmd & 0x40000000 ? "SRCSHADE" : "")); + if (UPDA1) + WriteLog(" A1 step values: %d (X), %d (Y)\n", a1_step_x >> 16, a1_step_y >> 16); + if (UPDA2) - { WriteLog(" A2 step values: %d (X), %d (Y) [mask (%sused): %08X - %08X/%08X]\n", a2_step_x >> 16, a2_step_y >> 16, (a2f & 0x8000 ? "" : "un"), REG(A2_MASK), a2_mask_x, a2_mask_y); - } WriteLog(" A1 -> pitch: %d phrases, depth: %s, z-off: %d, width: %d (%02X), addctl: %s %s %s %s\n", 1 << p1, bppStr[d1], zo1, iw1, w1, ctrlStr[ac1&0x03], (ac1&0x04 ? "YADD1" : "YADD0"), (ac1&0x08 ? "XSIGNSUB" : "XSIGNADD"), (ac1&0x10 ? "YSIGNSUB" : "YSIGNADD")); WriteLog(" A2 -> pitch: %d phrases, depth: %s, z-off: %d, width: %d (%02X), addctl: %s %s %s %s\n", 1 << p2, bppStr[d2], zo2, iw2, w2, ctrlStr[ac2&0x03], (ac2&0x04 ? "YADD1" : "YADD0"), (ac2&0x08 ? "XSIGNSUB" : "XSIGNADD"), (ac2&0x10 ? "YSIGNSUB" : "YSIGNADD")); @@ -1090,10 +1228,10 @@ if (blit_start_log) { WriteLog("\nBytes at 004D58:\n"); for(int i=0x004D58; i<0x004D58+(10*127*4); i++) - WriteLog("%02X ", jaguar_byte_read(i)); + WriteLog("%02X ", JaguarReadByte(i)); WriteLog("\nBytes at F03000:\n"); for(int i=0xF03000; i<0xF03000+(6*127*4); i++) - WriteLog("%02X ", jaguar_byte_read(i)); + WriteLog("%02X ", JaguarReadByte(i)); WriteLog("\n\n"); } }//*/ @@ -1101,17 +1239,6 @@ if (blit_start_log) blitter_working = 0; } -uint32 blitter_long_read(uint32 offset) -{ - return (blitter_word_read(offset) << 16) | blitter_word_read(offset+2); -} - -void blitter_long_write(uint32 offset, uint32 data) -{ - blitter_word_write(offset, data >> 16); - blitter_word_write(offset+2, data & 0xFFFF); -} - void blitter_init(void) { blitter_reset(); @@ -1127,7 +1254,28 @@ void blitter_done(void) WriteLog("BLIT: Done.\n"); } -void blitter_byte_write(uint32 offset, uint8 data) +uint8 BlitterReadByte(uint32 offset, uint32 who/*=UNKNOWN*/) +{ + offset &= 0xFF; + + // status register + if (offset == (0x38 + 3)) + return 0x01; // always idle + + return blitter_ram[offset]; +} + +uint16 BlitterReadWord(uint32 offset, uint32 who/*=UNKNOWN*/) +{ + return ((uint16)BlitterReadByte(offset, who) << 8) | (uint16)BlitterReadByte(offset+1, who); +} + +uint32 BlitterReadLong(uint32 offset, uint32 who/*=UNKNOWN*/) +{ + return (BlitterReadWord(offset, who) << 16) | BlitterReadWord(offset+2, who); +} + +void BlitterWriteByte(uint32 offset, uint8 data, uint32 who/*=UNKNOWN*/) { /*if (offset & 0xFF == 0x7B) WriteLog("--> Wrote to B_STOP: value -> %02X\n", data);*/ @@ -1166,10 +1314,10 @@ void blitter_byte_write(uint32 offset, uint8 data) blitter_ram[offset] = data; } -void blitter_word_write(uint32 offset, uint16 data) +void BlitterWriteWord(uint32 offset, uint16 data, uint32 who/*=UNKNOWN*/) { - blitter_byte_write(offset+0, (data>>8) & 0xFF); - blitter_byte_write(offset+1, data & 0xFF); + BlitterWriteByte(offset+0, (data>>8) & 0xFF, who); + BlitterWriteByte(offset+1, data & 0xFF, who); if ((offset & 0xFF) == 0x3A) // I.e., the second write of 32-bit value--not convinced this is the best way to do this! @@ -1181,18 +1329,8 @@ void blitter_word_write(uint32 offset, uint16 data) } //F02278,9,A,B -uint8 blitter_byte_read(uint32 offset) -{ - offset &= 0xFF; - - // status register - if (offset == (0x38 + 3)) - return 0x01; // always idle - - return blitter_ram[offset]; -} - -uint16 blitter_word_read(uint32 offset) +void BlitterWriteLong(uint32 offset, uint32 data, uint32 who/*=UNKNOWN*/) { - return ((uint16)blitter_byte_read(offset) << 8) | (uint16)blitter_byte_read(offset+1); + BlitterWriteWord(offset, data >> 16, who); + BlitterWriteWord(offset+2, data & 0xFFFF, who); }