WIP work on LD52 game
At this point, the produce is drawn, the cut line is animated, the produce can blink, the ideal cut area is draw as a slightly transparent white rect, the score counter is drawn.
This commit is contained in:
parent
c1725b0a13
commit
f7bb1af7fa
10 changed files with 365 additions and 8 deletions
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@ -18,6 +18,8 @@ set(LD52Native_SOURCES
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src/main.cc
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src/game.cc
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src/ems.cc
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src/helpers.cc
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src/constants.cc
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)
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add_executable(LD52Native ${LD52Native_SOURCES})
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BIN
resources/produceStuff.png
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BIN
resources/produceStuff.png
Normal file
Binary file not shown.
After Width: | Height: | Size: 596 KiB |
6
src/constants.cc
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6
src/constants.cc
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@ -0,0 +1,6 @@
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#include "constants.h"
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// standard library includes
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#include <cmath>
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const float PI_F = std::acos(-1.0F);
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@ -1,7 +1,51 @@
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#ifndef LD52_HARVEST_FOOD_CUTS_CONSTANTS_H_
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#define LD52_HARVEST_FOOD_CUTS_CONSTANTS_H_
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extern const float PI_F;
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constexpr int DEFAULT_SCREEN_WIDTH = 500;
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constexpr int DEFAULT_SCREEN_HEIGHT = 800;
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constexpr int FOOD_COUNT = 5;
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enum class FoodType {
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FT_CORN = 0,
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FT_GRAPES,
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FT_APPLE,
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FT_BROCCOLI,
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FT_BANANA,
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};
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constexpr int CORN_COORDS[4] = {0, 0, 281, 676};
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constexpr int GRAPES_COORDS[4] = {281, 0, 232, 434};
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constexpr int APPLE_COORDS[4] = {513, 0, 250, 251};
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constexpr int BROCCOLI_COORDS[4] = {767, 2, 268, 153};
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constexpr int BANANA_COORDS[4] = {525, 254, 189, 355};
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constexpr float CORN_EYE_OFFSET[2] = {-10, 0};
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constexpr float GRAPES_EYE_OFFSET[2] = {0, 0};
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constexpr float APPLE_EYE_OFFSET[2] = {0, 0};
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constexpr float BROCCOLI_EYE_OFFSET[2] = {0, 0};
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constexpr float BANANA_EYE_OFFSET[2] = {40, 0};
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constexpr float EYE_WIDTH_RATIO = 0.3F;
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constexpr float AREA_REDUCTION_SCALE = 0.99F;
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constexpr float MIN_AREA = 15.0F;
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constexpr float MAX_FOOD_WH = 500.0F;
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constexpr float EYE_RADIUS = 14.0F;
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constexpr float BLINKING_EYE_SIZE = 4.0F;
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constexpr float MOUTH_RADIUS = 20.0F;
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constexpr float MIN_BLINK_TIME = 1.0F;
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constexpr float MAX_BLINK_TIME = 20.0F;
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constexpr float BLINK_DURATION = 0.7F;
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constexpr float CUT_TIMER_RATE = 1.0F;
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constexpr float CUT_TIMER_RATE_INC_AMT = 0.03F;
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#endif
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175
src/game.cc
175
src/game.cc
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@ -1,20 +1,187 @@
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#include "game.h"
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// third party includes
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#include <random>
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#include <raylib.h>
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Game::Game() {}
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// local includes
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#include "constants.h"
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#include "helpers.h"
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Game::Game()
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: re(std::random_device{}()), dist(0, FOOD_COUNT - 1), score(0),
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areaSizeRatio(1.0F), currentFood(dist(re)), blinkTimer(10.0F),
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cutTimer(0.0F), cutTimerRateInc(1.0F) {
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flags.set(0);
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spriteSheet = LoadTexture("resources/produceStuff.png");
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}
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void Game::do_update() {
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update_impl();
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draw_impl();
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}
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void Game::update_impl() {}
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void Game::update_impl() {
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const float dt = GetFrameTime();
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if (flags.test(0)) {
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flags.set(0);
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scoreString.clear();
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if (score == 0) {
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scoreString.push_back('0');
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} else {
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std::string temp;
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for (unsigned long long i = score; i > 0; i /= 10) {
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temp.push_back((i % 10) + '0');
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}
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for (auto c : temp) {
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scoreString.push_back(c);
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}
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}
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}
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blinkTimer -= dt;
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if (blinkTimer <= 0.0F) {
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flags.flip(1);
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if (flags.test(1)) {
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blinkTimer = BLINK_DURATION;
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} else {
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blinkTimer = std::uniform_real_distribution<float>{MIN_BLINK_TIME,
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MAX_BLINK_TIME}(re);
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}
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}
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cutTimer += dt * CUT_TIMER_RATE * cutTimerRateInc;
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if (cutTimer > 1.0F) {
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cutTimer -= 1.0F;
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}
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}
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void Game::draw_impl() {
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BeginDrawing();
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ClearBackground(BLACK);
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DrawText("Testing...", 100, 100, 30, RAYWHITE);
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ClearBackground(RAYWHITE);
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float ratio;
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float width;
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float height;
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float offsetX;
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float offsetY;
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switch (currentFood) {
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case (unsigned int)FoodType::FT_APPLE:
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ratio = (float)APPLE_COORDS[2] / (float)APPLE_COORDS[3];
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break;
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case (unsigned int)FoodType::FT_BANANA:
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ratio = (float)BANANA_COORDS[2] / (float)BANANA_COORDS[3];
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break;
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case (unsigned int)FoodType::FT_BROCCOLI:
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ratio = (float)BROCCOLI_COORDS[2] / (float)BROCCOLI_COORDS[3];
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break;
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case (unsigned int)FoodType::FT_CORN:
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ratio = (float)CORN_COORDS[2] / (float)CORN_COORDS[3];
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break;
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case (unsigned int)FoodType::FT_GRAPES:
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ratio = (float)GRAPES_COORDS[2] / (float)GRAPES_COORDS[3];
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break;
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default:
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ratio = 1.0F;
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break;
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}
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if (ratio < 1.0F) {
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height = MAX_FOOD_WH;
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width = height * ratio;
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} else {
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width = MAX_FOOD_WH;
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height = width / ratio;
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}
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if (width > GetScreenWidth() && height <= GetScreenHeight()) {
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if (ratio < 1.0F) {
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height = GetScreenWidth() / ratio;
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width = height * ratio;
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} else {
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width = GetScreenWidth();
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height = width / ratio;
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}
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} else if (width <= GetScreenWidth() && height > GetScreenHeight()) {
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if (ratio < 1.0F) {
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height = GetScreenHeight();
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width = height * ratio;
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} else {
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width = GetScreenHeight() * ratio;
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height = width / ratio;
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}
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}
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offsetX = (GetScreenWidth() - width) / 2.0F;
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offsetY = (GetScreenHeight() - height) / 2.0F;
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switch (currentFood) {
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case (unsigned int)FoodType::FT_APPLE:
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DrawTexturePro(
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spriteSheet,
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{APPLE_COORDS[0], APPLE_COORDS[1], APPLE_COORDS[2], APPLE_COORDS[3]},
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{offsetX, offsetY, width, height}, {0.0F, 0.0F}, 0.0F, WHITE);
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break;
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case (unsigned int)FoodType::FT_BANANA:
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DrawTexturePro(spriteSheet,
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{BANANA_COORDS[0], BANANA_COORDS[1], BANANA_COORDS[2],
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BANANA_COORDS[3]},
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{offsetX, offsetY, width, height}, {0.0F, 0.0F}, 0.0F,
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WHITE);
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break;
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case (unsigned int)FoodType::FT_BROCCOLI:
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DrawTexturePro(spriteSheet,
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{BROCCOLI_COORDS[0], BROCCOLI_COORDS[1], BROCCOLI_COORDS[2],
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BROCCOLI_COORDS[3]},
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{offsetX, offsetY, width, height}, {0.0F, 0.0F}, 0.0F,
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WHITE);
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break;
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case (unsigned int)FoodType::FT_CORN:
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DrawTexturePro(
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spriteSheet,
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{CORN_COORDS[0], CORN_COORDS[1], CORN_COORDS[2], CORN_COORDS[3]},
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{offsetX, offsetY, width, height}, {0.0F, 0.0F}, 0.0F, WHITE);
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break;
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case (unsigned int)FoodType::FT_GRAPES:
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DrawTexturePro(spriteSheet,
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{GRAPES_COORDS[0], GRAPES_COORDS[1], GRAPES_COORDS[2],
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GRAPES_COORDS[3]},
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{offsetX, offsetY, width, height}, {0.0F, 0.0F}, 0.0F,
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WHITE);
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break;
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default:
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break;
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}
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DrawRectangle(0, offsetY, GetScreenWidth(), height / 3.0F,
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{255, 255, 255, 127});
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float cutPos = cutTimer * height;
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DrawLine(0, cutPos + offsetY - height / 3.0F, GetScreenWidth(),
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cutPos + offsetY - height / 3.0F, BLACK);
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Helpers::draw_eyes_full(offsetX + width / 2.0F, offsetY + height / 2.0F,
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width, EYE_RADIUS, (FoodType)currentFood,
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flags.test(1));
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if (flags.test(2)) {
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Helpers::draw_happy_mouth(offsetX + width / 2.0F, offsetY + height / 2.0F,
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MOUTH_RADIUS);
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}
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DrawText(scoreString.c_str(), 2, 2, 32, BLACK);
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EndDrawing();
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}
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void Game::reset() {
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flags.set(0);
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score = 0;
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areaSizeRatio = 1.0F;
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currentFood = dist(re);
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blinkTimer = 10.0F;
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cutTimer = 0.0F;
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}
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27
src/game.h
27
src/game.h
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#ifndef LD52_HARVEST_FOOD_CUTS_GAME_H_
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#define LD52_HARVEST_FOOD_CUTS_GAME_H_
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// standard library includes
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#include <bitset>
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#include <random>
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// third party includes
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#include <raylib.h>
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class Game {
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public:
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Game();
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void do_update();
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private:
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void update_impl();
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void draw_impl();
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void reset();
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std::default_random_engine re;
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std::uniform_int_distribution<unsigned int> dist;
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std::string scoreString;
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Texture2D spriteSheet;
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unsigned long long score;
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/*
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* 0 - score dirty
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* 1 - is blinking
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* 2 - happy
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*/
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std::bitset<32> flags;
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float areaSizeRatio;
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float currentArea;
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unsigned int currentFood;
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float blinkTimer;
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float cutTimer;
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float cutTimerRateInc;
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};
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#endif
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86
src/helpers.cc
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86
src/helpers.cc
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#include "helpers.h"
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// standard library includes
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#include <cmath>
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// third party includes
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#include <raylib.h>
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// local includes
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#include "constants.h"
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void Helpers::draw_eye(float x, float y, float radius) {
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DrawCircle(x + 0.5F, y + 0.5F, radius, BLACK);
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DrawCircleSector({x, y}, radius / 1.5F, 180.0F, 270.0F, 32, WHITE);
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}
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void Helpers::draw_blinking_eye(float x, float y, float radius) {
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DrawLineEx({x - radius, y}, {x + radius, y}, BLINKING_EYE_SIZE, BLACK);
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}
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void Helpers::draw_open_mouth(float x, float y, float radius) {
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DrawCircle(x, y, radius, BLACK);
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}
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void Helpers::draw_happy_mouth(float x, float y, float radius) {
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DrawCircleSector({x, y}, radius, -90.0F, 90.0F, 32, BLACK);
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}
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void Helpers::draw_eyes_full(float x, float y, float width, float radius,
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FoodType foodType, bool isBlinking) {
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float offsets[2];
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switch (foodType) {
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case FoodType::FT_CORN:
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offsets[0] = CORN_EYE_OFFSET[0];
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offsets[1] = CORN_EYE_OFFSET[1];
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break;
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case FoodType::FT_GRAPES:
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offsets[0] = GRAPES_EYE_OFFSET[0];
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offsets[1] = GRAPES_EYE_OFFSET[1];
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break;
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case FoodType::FT_APPLE:
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offsets[0] = APPLE_EYE_OFFSET[0];
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offsets[1] = APPLE_EYE_OFFSET[1];
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break;
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case FoodType::FT_BROCCOLI:
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offsets[0] = BROCCOLI_EYE_OFFSET[0];
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offsets[1] = BROCCOLI_EYE_OFFSET[1];
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break;
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case FoodType::FT_BANANA:
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offsets[0] = BANANA_EYE_OFFSET[0];
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offsets[1] = BANANA_EYE_OFFSET[1];
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break;
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default:
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offsets[0] = 0.0F;
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offsets[1] = 0.0F;
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break;
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}
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const float eye_width = width * EYE_WIDTH_RATIO;
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if (isBlinking) {
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draw_blinking_eye(x - eye_width / 2.0F + offsets[0], y + offsets[1],
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radius);
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draw_blinking_eye(x + eye_width / 2.0F + offsets[0], y + offsets[1],
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radius);
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} else {
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draw_eye(x - eye_width / 2.0F + offsets[0], y + offsets[1], radius);
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draw_eye(x + eye_width / 2.0F + offsets[0], y + offsets[1], radius);
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}
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}
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float Helpers::get_cut_pos(float timer, FoodType foodType) {
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switch (foodType) {
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case FoodType::FT_CORN:
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return std::cos(timer) * (float)CORN_COORDS[3];
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case FoodType::FT_GRAPES:
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return std::cos(timer) * (float)GRAPES_COORDS[3];
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case FoodType::FT_APPLE:
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return std::cos(timer) * (float)APPLE_COORDS[3];
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case FoodType::FT_BROCCOLI:
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return std::cos(timer) * (float)BROCCOLI_COORDS[3];
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case FoodType::FT_BANANA:
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return std::cos(timer) * (float)BANANA_COORDS[3];
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}
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return 0.0F;
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}
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20
src/helpers.h
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20
src/helpers.h
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#ifndef LD52_HARVEST_FOOD_CUTS_H_
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#define LD52_HARVEST_FOOD_CUTS_H_
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#include "constants.h"
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namespace Helpers {
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extern void draw_eye(float x, float y, float radius);
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extern void draw_blinking_eye(float x, float y, float radius);
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extern void draw_open_mouth(float x, float y, float radius);
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extern void draw_happy_mouth(float x, float y, float radius);
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extern void draw_eyes_full(float x, float y, float width, float radius,
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FoodType foodType, bool isBlinking);
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extern float get_cut_pos(float timer, FoodType foodType);
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} // namespace Helpers
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#endif
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@ -31,7 +31,8 @@ void game_update(void *game_ptr) { ((Game *)game_ptr)->do_update(); }
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int main() {
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#ifdef __EMSCRIPTEN__
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InitWindow(DEFAULT_SCREEN_WIDTH, DEFAULT_SCREEN_HEIGHT, "LD52_Harvest_Food_Cuts");
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InitWindow(DEFAULT_SCREEN_WIDTH, DEFAULT_SCREEN_HEIGHT,
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"LD52_Harvest_Food_Cuts");
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#else
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InitWindow(DEFAULT_SCREEN_WIDTH, DEFAULT_SCREEN_HEIGHT,
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"LD52_Harvest_Food_Cuts_Native");
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@ -7,10 +7,15 @@ endif
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SOURCES = \
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../src/main.cc \
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../src/ems.cc \
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../src/game.cc
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../src/game.cc \
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../src/constants.cc \
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../src/helpers.cc
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HEADERS = \
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../src/constants.h
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../src/constants.h \
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../src/game.h \
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../src/ems.h \
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../src/helpers.h
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CXX = source ${HOME}/git/emsdk/emsdk_env.sh && em++
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@ -22,6 +27,7 @@ ld52_harvest_cut.html: ${SOURCES} ${HEADERS}
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--shell-file custom_shell.html \
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-sEXPORTED_FUNCTIONS=_main \
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-sEXPORTED_RUNTIME_METHODS=ccall \
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--preload-file ../resources \
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${OTHER_FLAGS} \
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${SOURCES}
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