commit 62487c61ed1be3047b20a677e67bf5d3fac6c262
Author: veclavtalica <veclavtalica@tutamail.com>
Date:   Sun Jan 26 23:16:13 2025 +0300

    steak dancers

diff --git a/CMakeLists.txt b/CMakeLists.txt
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+++ b/CMakeLists.txt
@@ -0,0 +1,9 @@
+cmake_minimum_required(VERSION 3.21)
+
+project(anbap LANGUAGES C)
+
+if(NOT CMAKE_BUILD_TYPE)
+        set(CMAKE_BUILD_TYPE Debug)
+endif()
+
+add_subdirectory($ENV{TWNROOT}/apps/twnlua ${CMAKE_CURRENT_BINARY_DIR}/twnlua)
diff --git a/data/art/creatures/meathead/dance-0.png b/data/art/creatures/meathead/dance-0.png
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index 0000000..8492401
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diff --git a/data/art/creatures/meathead/dance-1.png b/data/art/creatures/meathead/dance-1.png
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diff --git a/data/art/creatures/meathead/dance-2.png b/data/art/creatures/meathead/dance-2.png
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diff --git a/data/baron-walk.png b/data/baron-walk.png
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diff --git a/data/scripts/game.lua b/data/scripts/game.lua
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+++ b/data/scripts/game.lua
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+local traxx = require "traxx"
+require "utils"
+require "string"
+require "math"
+
+function start_blasting(track)
+    local blast = table.shallow_copy(traxx[track])
+    blast.channel = "blast"
+    ctx.udata.blast = blast
+    ctx.udata.last_beat = ctx.udata.time + 60 / blast.bpm
+    audio_play(ctx.udata.blast)
+end
+
+function game_tick()
+    if ctx.initialization_needed then
+        ctx.udata = {
+            time = 0,
+            beat = 0
+        }
+        start_blasting("mod22")
+    end
+
+    local state = ctx.udata
+
+    draw_rectangle {
+        rect = { w = 960, h = 540 },
+        color = { r = 125, a = 255 }
+    }
+
+    state.time = state.time + ctx.frame_duration
+    if state.time - state.last_beat > 60 / state.blast.bpm then
+        state.last_beat = state.last_beat + 60 / state.blast.bpm
+        state.beat = state.beat + 1
+        -- draw_rectangle {
+        --     rect = { w = 64, h = 64 },
+        --     color = { r = 255, a = 255 }
+        -- }
+    end
+
+    local wobble = sinease(12, state.time - state.beat * (60 / state.blast.bpm) , (60 / state.blast.bpm) / 1.5, 0)
+
+    for i = 0,10 do
+        draw_sprite {
+            texture = "art/creatures/meathead/" .. string.format("dance-%s.png", pingpong(state.beat, 3)),
+            rect = { w = 64, h = 64 + wobble, x = 300 + i * 32, y = 300 - wobble }
+        }
+    end
+end
diff --git a/data/scripts/traxx.lua b/data/scripts/traxx.lua
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index 0000000..a49591f
--- /dev/null
+++ b/data/scripts/traxx.lua
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+-- listing of all traxx to blast
+return {
+    mod4 = {
+        audio = "traxx/mod4.xm",
+        bpm = 101.5,
+        loops = true,
+    },
+
+    mod22 = {
+        audio = "traxx/mod22.xm",
+        bpm = 177 / 2,
+        loops = true,
+    },
+}
diff --git a/data/scripts/utils.lua b/data/scripts/utils.lua
new file mode 100644
index 0000000..2d57ad1
--- /dev/null
+++ b/data/scripts/utils.lua
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+require "math"
+
+function table.shallow_copy(t)
+    local t2 = {}
+    for k,v in pairs(t) do
+        t2[k] = v
+    end
+    return t2
+end
+
+function thisorthat(c, a, b)
+    if c then return a else return b end
+end
+
+function pingpong(at, over)
+    local c = (over - 1) * 2
+    if math.fmod(at, c) >= over then
+        return c - math.fmod(at, c)
+    else
+        return math.fmod(at, c)
+    end
+end
+
+function linease(c, t, d, b)
+    return c * t / d + b
+end
+
+function sinease(c, t, d, b)
+    return -c*math.cos(t/d*(math.pi/2)) + c + b
+end
diff --git a/data/traxx/mod22.xm b/data/traxx/mod22.xm
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diff --git a/data/traxx/mod4.xm b/data/traxx/mod4.xm
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diff --git a/data/twn.toml b/data/twn.toml
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+++ b/data/twn.toml
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+# This file contains everything about the engine and your game that can be
+# configured before it runs.
+#
+# Optional settings are commented out, with their default values shown.
+# Invalid values in these settings will be ignored.
+
+# Data about your game as an application
+[about]
+title = "aintnothingbutapeanut"
+developer = "veclavtalica"
+app_id = "anbap"
+dev_id = "veclavtalica"
+
+# Game runtime details
+[game]
+resolution = [ 960, 540 ]
+#debug = true
+
+# Engine tweaks. You probably don't need to change these
+[engine]
+ticks_per_second = 60 # minimum of 8
+#keybind_slots = 3 # minimum of 1
+#texture_atlas_size = 2048 # minimum of 32
+#font_texture_size = 2048 # minimum of 1024
+#font_oversampling = 4 # minimum of 0
+#font_filtering = "linear" # possible values: "nearest", "linear"