[General] Tracking to upstream, rev 2015-01-14.

[csp-qt/common_source_project-fm7.git] / source / src / vm / tms9918a.cpp

diff --git a/source/src/vm/tms9918a.cpp b/source/src/vm/tms9918a.cpp
index 2795497..f1a1bb9 100644 (file)
--- a/source/src/vm/tms9918a.cpp
+++ b/source/src/vm/tms9918a.cpp
@@ -10,6 +10,7 @@
 */\r
 \r
 #include "tms9918a.h"\r
+#include "../fileio.h"\r
 \r
 #define ADDR_MASK (TMS9918A_VRAM_SIZE - 1)\r
 \r
@@ -543,3 +544,59 @@ void TMS9918A::draw_sprites()
        }\r
 }\r
 \r
+#define STATE_VERSION  1\r
+\r
+void TMS9918A::save_state(FILEIO* state_fio)\r
+{\r
+       state_fio->FputUint32(STATE_VERSION);\r
+       state_fio->FputInt32(this_device_id);\r
+       \r
+       state_fio->Fwrite(vram, sizeof(vram), 1);\r
+       state_fio->Fwrite(regs, sizeof(regs), 1);\r
+       state_fio->FputUint8(status_reg);\r
+       state_fio->FputUint8(read_ahead);\r
+       state_fio->FputUint8(first_byte);\r
+       state_fio->FputUint16(vram_addr);\r
+       state_fio->FputBool(latch);\r
+       state_fio->FputBool(intstat);\r
+       state_fio->FputUint16(color_table);\r
+       state_fio->FputUint16(pattern_table);\r
+       state_fio->FputUint16(name_table);\r
+       state_fio->FputUint16(sprite_pattern);\r
+       state_fio->FputUint16(sprite_attrib);\r
+       state_fio->FputUint16(color_mask);\r
+       state_fio->FputUint16(pattern_mask);\r
+#ifdef TMS9918A_SUPER_IMPOSE\r
+       state_fio->FputBool(now_super_impose);\r
+#endif\r
+}\r
+\r
+bool TMS9918A::load_state(FILEIO* state_fio)\r
+{\r
+       if(state_fio->FgetUint32() != STATE_VERSION) {\r
+               return false;\r
+       }\r
+       if(state_fio->FgetInt32() != this_device_id) {\r
+               return false;\r
+       }\r
+       state_fio->Fread(vram, sizeof(vram), 1);\r
+       state_fio->Fread(regs, sizeof(regs), 1);\r
+       status_reg = state_fio->FgetUint8();\r
+       read_ahead = state_fio->FgetUint8();\r
+       first_byte = state_fio->FgetUint8();\r
+       vram_addr = state_fio->FgetUint16();\r
+       latch = state_fio->FgetBool();\r
+       intstat = state_fio->FgetBool();\r
+       color_table = state_fio->FgetUint16();\r
+       pattern_table = state_fio->FgetUint16();\r
+       name_table = state_fio->FgetUint16();\r
+       sprite_pattern = state_fio->FgetUint16();\r
+       sprite_attrib = state_fio->FgetUint16();\r
+       color_mask = state_fio->FgetUint16();\r
+       pattern_mask = state_fio->FgetUint16();\r
+#ifdef TMS9918A_SUPER_IMPOSE\r
+       now_super_impose = state_fio->FgetBool();\r
+#endif\r
+       return true;\r
+}\r
+\r