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mgba
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Very basic movie saving/loading

This commit is contained in:
Jeffrey Pfau 2014-07-19 17:38:25 -07:00
parent c6cd179101
commit e8a78c9547
3 changed files with 104 additions and 14 deletions
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65
src/gba/gba-rr.c
View File

@ -7,6 +7,8 @@ enum {
GBA_RR_BLOCK_SIZE = 1018
};
#define FILE_INPUTS "input.log"
struct GBARRBlock {
union GBARRInput {
struct {
@ -42,6 +44,69 @@ void GBARRContextDestroy(struct GBA* gba) {
gba->rr->currentBlock = 0;
gba->rr->playbackBlock = 0;
free(gba->rr);
gba->rr = 0;
}
bool GBARRSave(struct GBARRContext* rr, struct VDir* vdir) {
if (!rr) {
return false;
}
struct VFile* inputs = vdir->openFile(vdir, FILE_INPUTS, O_WRONLY | O_CREAT | O_TRUNC);
if (!inputs) {
return false;
}
ssize_t written = 0;
struct GBARRBlock* inputBlock;
for (inputBlock = rr->rootBlock; inputBlock; inputBlock = inputBlock->next) {
ssize_t thisWrite = inputs->write(inputs, inputBlock->inputs, sizeof(*inputBlock->inputs) * inputBlock->numInputs);
if (!thisWrite) {
written = -1;
break;
}
written += thisWrite;
}
if (!inputs->close(inputs)) {
return false;
}
return written >= 0;
}
bool GBARRLoad(struct GBARRContext* rr, struct VDir* vdir) {
if (!rr) {
return false;
}
struct VFile* inputs = vdir->openFile(vdir, FILE_INPUTS, O_RDONLY);
if (!inputs) {
return false;
}
struct GBARRBlock block;
ssize_t read;
do {
read = inputs->read(inputs, block.inputs, sizeof(block.inputs));
if (read) {
struct GBARRBlock* newBlock = calloc(1, sizeof(*rr->currentBlock));
memcpy(newBlock, &block, sizeof(*newBlock));
if (!rr->rootBlock) {
rr->rootBlock = newBlock;
}
if (rr->currentBlock) {
rr->currentBlock->next = newBlock;
}
rr->currentBlock = newBlock;
}
} while (read > 0);
if (!inputs->close(inputs)) {
return false;
}
return read >= 0;
}
bool GBARRStartPlaying(struct GBA* gba) {

4
src/gba/gba-rr.h
View File

@ -4,6 +4,7 @@
#include "common.h"
struct GBA;
struct VDir;
struct VFile;
struct GBARRContext {
@ -24,6 +25,9 @@ struct GBARRContext {
void GBARRContextCreate(struct GBA*);
void GBARRContextDestroy(struct GBA*);
bool GBARRSave(struct GBARRContext*, struct VDir*);
bool GBARRLoad(struct GBARRContext*, struct VDir*);
bool GBARRStartPlaying(struct GBA*);
void GBARRStopPlaying(struct GBA*);
bool GBARRStartRecording(struct GBA*);

49
src/platform/sdl/sdl-events.c
View File

@ -128,20 +128,6 @@ static void _GBASDLHandleKeypress(struct GBAThread* context, struct GBASDLEvents
case SDLK_r:
GBAThreadReset(context);
break;
case SDLK_t:
GBAThreadReset(context);
GBAThreadInterrupt(context);
GBARRStopPlaying(context->gba);
GBARRStartRecording(context->gba);
GBAThreadContinue(context);
break;
case SDLK_y:
GBAThreadReset(context);
GBAThreadInterrupt(context);
GBARRStopRecording(context->gba);
GBARRStartPlaying(context->gba);
GBAThreadContinue(context);
break;
default:
break;
}
@ -162,6 +148,27 @@ static void _GBASDLHandleKeypress(struct GBAThread* context, struct GBASDLEvents
GBASaveState(context->gba, event->keysym.sym - SDLK_F1);
GBAThreadContinue(context);
break;
case SDLK_t:
if (context->gamedir) {
GBAThreadInterrupt(context);
GBARRStopPlaying(context->gba);
GBARRSave(context->gba->rr, context->gamedir);
GBAThreadContinue(context);
}
break;
case SDLK_y:
if (context->gamedir) {
GBAThreadReset(context);
GBAThreadInterrupt(context);
GBARRStopRecording(context->gba);
GBARRContextDestroy(context->gba);
GBARRContextCreate(context->gba);
if (GBARRLoad(context->gba->rr, context->gamedir)) {
GBARRStartPlaying(context->gba);
}
GBAThreadContinue(context);
}
break;
default:
break;
}
@ -181,6 +188,20 @@ static void _GBASDLHandleKeypress(struct GBAThread* context, struct GBASDLEvents
GBALoadState(context->gba, event->keysym.sym - SDLK_F1);
GBAThreadContinue(context);
break;
case SDLK_t:
GBAThreadReset(context);
GBAThreadInterrupt(context);
GBARRStopPlaying(context->gba);
GBARRStartRecording(context->gba);
GBAThreadContinue(context);
break;
case SDLK_y:
GBAThreadReset(context);
GBAThreadInterrupt(context);
GBARRStopRecording(context->gba);
GBARRStartPlaying(context->gba);
GBAThreadContinue(context);
break;
default:
break;
}