dan/TIC-80-guile
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#341

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added one sync() call per frame limitation
This commit is contained in:
BADIM-PC\Vadim
2017-12-15 21:16:45 +03:00
parent 61b4511c53
commit c9ea8acb0b
2 changed files with 10 additions and 1 deletions
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1
src/machine.h
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@@ -93,6 +93,7 @@ typedef struct
void (*setpix)(tic_mem* memory, s32 x, s32 y, u8 color); void (*setpix)(tic_mem* memory, s32 x, s32 y, u8 color);
u8 (*getpix)(tic_mem* memory, s32 x, s32 y); u8 (*getpix)(tic_mem* memory, s32 x, s32 y);
bool synced;
bool initialized; bool initialized;
} MachineState; } MachineState;

10
src/tic.c
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@@ -1233,6 +1233,7 @@ static void api_tick_start(tic_mem* memory, const tic_sfx* sfxsrc, const tic_mus
machine->state.setpix = setPixelDma; machine->state.setpix = setPixelDma;
machine->state.getpix = getPixelDma; machine->state.getpix = getPixelDma;
machine->state.synced = false;
} }
static void api_tick_end(tic_mem* memory) static void api_tick_end(tic_mem* memory)
@@ -1328,6 +1329,11 @@ static void initCover(tic_mem* tic)
static void api_sync(tic_mem* tic, const char* section, s32 bank, bool toCart) static void api_sync(tic_mem* tic, const char* section, s32 bank, bool toCart)
{ {
tic_machine* machine = (tic_machine*)tic;
if(machine->state.synced)
return;
static const struct {const char* name; s32 bank; s32 ram; s32 size;} Sections[] = static const struct {const char* name; s32 bank; s32 ram; s32 size;} Sections[] =
{ {
{"tiles", offsetof(tic_bank, tiles), offsetof(tic_ram, tiles), sizeof(tic_tiles)}, {"tiles", offsetof(tic_bank, tiles), offsetof(tic_ram, tiles), sizeof(tic_tiles)},
@@ -1351,6 +1357,8 @@ static void api_sync(tic_mem* tic, const char* section, s32 bank, bool toCart)
toCart toCart
? memcpy(&tic->cart.palette, &tic->ram.vram.palette, sizeof(tic_palette)) ? memcpy(&tic->cart.palette, &tic->ram.vram.palette, sizeof(tic_palette))
: memcpy(&tic->ram.vram.palette, &tic->cart.palette, sizeof(tic_palette)); : memcpy(&tic->ram.vram.palette, &tic->cart.palette, sizeof(tic_palette));
machine->state.synced = true;
} }
static void cart2ram(tic_mem* memory) static void cart2ram(tic_mem* memory)
@@ -1659,7 +1667,7 @@ static u8* saveFixedChunk(u8* buffer, ChunkType type, const void* from, s32 size
{ {
if(size) if(size)
{ {
Chunk chunk = {.type = type, .bank = bank, .size = size}; Chunk chunk = {.type = type, .bank = bank, .size = size, .temp = 0};
memcpy(buffer, &chunk, sizeof(Chunk)); memcpy(buffer, &chunk, sizeof(Chunk));
buffer += sizeof(Chunk); buffer += sizeof(Chunk);
memcpy(buffer, from, size); memcpy(buffer, from, size);