92 lines
2.1 KiB
C
92 lines
2.1 KiB
C
#include "fumoengine.h"
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#include "platform.h"
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void Panic(char *message)
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{
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printf(message);
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exit(1);
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}
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bool CoroutineAdd(struct Instance *inst, void *state, coroutine_handler callback)
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{
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return VectorAdd(&inst->coroutines, &(struct Coroutine) {
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.callback = callback,
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.state = state,
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.next_scheduled = inst->time
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});
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}
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void CoroutineTryInvoke(struct Instance *inst, struct Coroutine *co)
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{
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while (inst->time > co->next_scheduled) {
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nsec wait = co->callback(inst, co->state);
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if (wait == 0) {
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co->next_scheduled = inst->time;
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break;
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} else {
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co->next_scheduled += wait;
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}
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}
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}
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bool CreateFumoInstance(struct Instance *instance)
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{
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if (!PlatformInit())
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Panic("Platform failed to initialize");
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if (!CreateController(&instance->ctrl))
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Panic("Out of memory");
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if (!CreateInputThread(&instance->input_hand))
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Panic("Input handle failed to initialize");
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if (!CreateEvent(&instance->on_start))
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Panic("Out of memory");
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if (!CreateEvent(&instance->on_update))
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Panic("Out of memory");
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if (!CreateEvent(&instance->on_draw))
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Panic("Out of memory");
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if (!CreateVector(&instance->coroutines, sizeof(struct Coroutine)))
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Panic("Out of memory");
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instance->time = TimeNow();
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return true;
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}
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bool FumoInstanceRun(struct Instance *inst)
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{
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EventInvoke(&inst->on_start, inst);
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while (true) {
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// Time
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nsec now = TimeNow();
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inst->frametime = now - inst->time;
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inst->time = now;
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// Input
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if (!InputAquire(&inst->input_hand))
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Panic("Aquire failed");
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ControllerPoll(&inst->ctrl, &inst->input_hand.recs);
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if (!InputRelease(&inst->input_hand))
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Panic("Release failed");
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// Update
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EventInvoke(&inst->on_update, inst);
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for (usize i = 0; i < inst->coroutines.len; i++) {
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CoroutineTryInvoke(inst, VectorGet(&inst->coroutines, i));
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}
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// Draw
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EventInvoke(&inst->on_draw, inst);
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//_sleep(100);
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}
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} |