93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
#include "mediator.h"
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#include <stdbool.h>
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#include "../hardware_access/hardware_access.h"
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#include "../objects/object_container/object_container.h"
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#include "../objects/event_generator/event_generator.h"
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#include "../objects/commands/commands.h"
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#include "../objects/ai/ai.h"
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#include "../driver/display/display.h"
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#include "../driver/infra/infra.h"
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#include "../driver/sleep/sleep.h"
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#include "../driver/redundant_storage/redundant_storage.h"
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#define TARGET_FRAME_DURATION 20 // ms
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#define DEATH_SCREEN_LENGTH 50 // frames
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#define SAVE_INTERVAL 50 // every x frames
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static struct {
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uint8_t contrast;
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uint8_t framesSinceLastSave;
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uint8_t deathDownCounter;
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} state = {
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.contrast = 255
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};
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static inline void saveGame() {
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if (++state.framesSinceLastSave > SAVE_INTERVAL && startSchedulingObjectsForSaving()) {
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scheduleNextObjectForSave(&state.contrast, sizeof(state.contrast));
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saveObjects();
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saveScheduledObjects();
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state.framesSinceLastSave = 0;
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}
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}
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static bool frameFunction(uint8_t previousFrameTime) {
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disableWritingEEPROM();
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if (spaceshipObject->as.spaceship.healthLoss >= MAX_HEALTH) {
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setDisplayContrast(state.contrast * (state.deathDownCounter / DEATH_SCREEN_LENGTH));
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if (state.deathDownCounter-- == 0) {
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invalidateEEPROM();
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return false;
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};
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}
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handleCommands();
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handleAI();
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generateEvents();
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tickObjects(previousFrameTime);
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drawFrame();
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enableWritingEEPROM();
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saveGame();
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return true;
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}
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static inline void createObjects() {
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state.deathDownCounter = DEATH_SCREEN_LENGTH;
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if (isValid()) {
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loadNextObject(&state.contrast, sizeof(state.contrast));
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}
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setDisplayContrast(state.contrast);
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initializeBackground();
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initializeObjectContainer();
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}
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void setupConnections() {
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initializeHardwareAccess();
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initializeRedundantStorage();
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initializeInfra(addCommand);
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initializeDisplay(drawObjects);
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}
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void startGame() {
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while (true) {
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createObjects();
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startFrameLoop(frameFunction, TARGET_FRAME_DURATION);
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}
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}
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void changeDisplayContrast(int8_t by) {
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if (by < 0) {
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state.contrast = (state.contrast < -by) ? 0 : (state.contrast + by);
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} else {
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state.contrast = (state.contrast > 255 - by) ? 255 : (state.contrast + by);
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}
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setDisplayContrast(state.contrast);
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}
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