16 files changed, 674 insertions, 2 deletions

diff --git a/cwd/assets/altcraft/scripts/init.lua b/cwd/assets/altcraft/scripts/init.lua
index 96b5ec3..790bab0 100644
--- a/cwd/assets/altcraft/scripts/init.lua
+++ b/cwd/assets/altcraft/scripts/init.lua
@@ -9,18 +9,48 @@ local plugin = {
 }
 
 function plugin.onLoad ()
-	print("Loaded AltCraft plugin!")
+	rmlui:LoadFontFace("altcraft/fonts/OpenSans-Regular")
+	local con = rmlui.contexts["default"]
+	local uiMainMenu = con:LoadDocument("altcraft/ui/main-menu")
+	con:LoadDocument("altcraft/ui/hud")
+	con:LoadDocument("altcraft/ui/pause")
+	con:LoadDocument("altcraft/ui/options")
+
+	uiMainMenu:Show()
+	AC.Settings.Load()
+	uiMainMenu:GetElementById("username"):SetAttribute("value", AC.Settings.Read("username","Username"..tostring(math.random(10000))))
+	uiMainMenu:GetElementById("hostname"):SetAttribute("value",AC.Settings.Read("hostname","127.0.0.1"))
 end
 
 function plugin.onChangeState (newState)
-	AC.LogWarning("New state: "..newState)
+	local toHide = {}
+	local toShow = {}
+
+	for i,doc in ipairs(rmlui.contexts["default"].documents) do
+		if doc.title == newState then
+			toShow[#toShow+1]=doc
+		else
+			toHide[#toHide+1]=doc
+		end
+    end
+
+	for i,doc in ipairs(toHide) do
+		doc:Hide()
+	end
+
+	for i,doc in ipairs(toShow) do
+		doc:Show()
+	end
 end
 
 function plugin.onUnload ()
 	AC.LogInfo("AC Core unloaded")
 end
 
+require("altcraft/ui")
+
 function plugin.onTick (deltaTime)
+	UpdateUi()
 	if AC.GetGameState() and AC.GetGameState():GetPlayer() and AC.GetGameState():GetTimeStatus().worldAge > 0 then
 		-- local player = AC.GetGameState():GetPlayer()
 		-- player.pos.x = player.pos.x + deltaTime * 0.5
diff --git a/cwd/assets/altcraft/scripts/ui.lua b/cwd/assets/altcraft/scripts/ui.lua
new file mode 100644
index 0000000..392ad27
--- /dev/null
+++ b/cwd/assets/altcraft/scripts/ui.lua
@@ -0,0 +1,171 @@
+local options = {
+	brightness = 0.2,
+	flight = false,
+	mouseSensetivity = 0.1,
+	renderDistance = 2,
+	resolutionScale = 1.0,
+	targetFps = 60,
+	vsync = false,
+	wireframe = false
+}
+
+function OpenOptions(doc)
+    optionsReturnDocument = doc
+    local optionsDoc = {}
+    for i,d in ipairs(rmlui.contexts["default"].documents) do
+        if d.title == "Options" then
+			optionsDoc = d
+		end
+    end
+    doc:Hide()
+    optionsDoc:Show()
+	optionsDoc.style["background-color"] = doc.style["background-color"]
+end
+
+function CloseOptions(doc)
+	for i, v in pairs(options) do
+		local input = doc:GetElementById(i)
+		if type(v) == "number" then
+			local val = input:GetAttribute("value")
+			if i == "targetFps" and val == 301 then
+				AC.Settings.WriteDouble(i, 10000)
+			else
+				AC.Settings.WriteDouble(i, tonumber(val))
+			end
+		elseif type(v) == "boolean" then
+			local val = input:HasAttribute("checked")
+			AC.Settings.WriteBool(i, val)
+		end
+	end
+	AC.Settings.Save()
+	AC.SettingsUpdate()
+
+    optionsReturnDocument:Show()
+    doc:Hide()
+end
+
+function ConnectToServer(doc)
+	AC.Settings.Write('hostname',doc:GetElementById('hostname'):GetAttribute('value'))
+    AC.Settings.Write('username',doc:GetElementById('username'):GetAttribute('value'))
+    AC.Settings.Save()
+    AC.ConnectToServer(
+		doc:GetElementById('hostname'):GetAttribute('value'),
+		doc:GetElementById('username'):GetAttribute('value'))
+end
+
+function OptionsDefaultHandler(event)
+	local input = event.current_element.previous_sibling
+	local id = input:GetAttribute("id")
+	if input:GetAttribute("type") == "checkbox" then
+		if options[id] then
+			input:SetAttribute("checked", "")
+		else
+			input:RemoveAttribute("checked")
+		end
+	else
+		input:SetAttribute("value", options[id])
+	end
+end
+
+local lastFps = {}
+
+local function UpdateFps(newFps)
+	lastFps[#lastFps + 1] = newFps
+	if #lastFps >= 100 then
+		table.remove(lastFps, 1)
+	end
+	local smoothFps = 0
+	for i,v in ipairs(lastFps) do
+		smoothFps = smoothFps + v
+	end
+	smoothFps = smoothFps / #lastFps
+	return smoothFps
+end
+
+function UpdateUi()
+	local doc = {}
+	local uiDoc = {}
+	for i,d in ipairs(rmlui.contexts["default"].documents) do
+		if d.title == "Playing" then
+			doc = d
+		elseif d.title == "Options" then
+			uiDoc = d
+		end
+    end
+
+	if AC.GetGameState() and AC.GetGameState():GetPlayer() and AC.GetGameState():GetTimeStatus().worldAge > 0 then
+		local time = AC.GetTime()
+		local rawFps = 1.0 / time:GetRealDeltaS()
+		local smoothFps = UpdateFps(rawFps)
+		doc:GetElementById('dbg-fps').inner_rml = string.format("%.1f", smoothFps)
+
+		local playerEnt = AC.GetGameState():GetPlayer()				
+		doc:GetElementById('dbg-pos').inner_rml = string.format("%.1f %.1f %.1f", playerEnt.pos.x, playerEnt.pos.y, playerEnt.pos.z)
+
+		local wrld = AC.GetGameState():GetWorld()
+		local selection = AC.GetGameState():GetSelectionStatus()
+		if selection.isBlockSelected then
+			bid = wrld:GetBlockId(selection.selectedBlock)
+			doc:GetElementById('dbg-select-pos').inner_rml = tostring(selection.selectedBlock)
+			doc:GetElementById('dbg-select-bid').inner_rml = string.format("%d:%d", bid.id, bid.state)
+		else
+			doc:GetElementById('dbg-select-pos').inner_rml = ""
+			doc:GetElementById('dbg-select-bid').inner_rml = ""
+		end
+
+		local player = AC.GetGameState():GetPlayerStatus()
+		local playerHp = string.format("%.0f", player.health)
+		doc:GetElementById('status-hp').inner_rml = playerHp
+		doc:GetElementById('status-hp-bar'):SetAttribute("value", playerHp)
+	end
+
+
+	local uiInit = optionsListenersAdded == nil
+	if uiInit then
+	AC.Settings.Load()
+	end
+
+	for i,v in pairs(options) do
+		local input = uiDoc:GetElementById(i)
+		local span = input.next_sibling
+
+		if uiInit then
+			span:AddEventListener("click", OptionsDefaultHandler, true)
+
+			if type(v) == "number" then
+				local val = AC.Settings.ReadDouble(i, v)
+				input:SetAttribute("value", tostring(val))
+			elseif type(v) == "boolean" then
+				local val = AC.Settings.ReadBool(i, v)
+				if val then
+					input:SetAttribute("checked", "")
+				else
+					input:RemoveAttribute("checked")
+				end
+			end
+		end
+
+		if type(v) == "number" then
+			local val = input:GetAttribute("value")
+			if v == math.floor(v) and i ~= "resolutionScale" then
+				span.inner_rml = string.format("%d (%d)", math.floor(val), v)
+				if i == "targetFps" and val == 301 then
+					span.inner_rml = string.format("∞ (%d)",  v)
+				end
+			else
+				span.inner_rml = string.format("%.2f (%.2f)", val, v)
+			end
+		elseif type(v) == "boolean" then
+			if v then
+				span.inner_rml = "(on)"
+			else
+				span.inner_rml = "(off)"
+			end
+		end
+	end
+
+	if uiInit == true then
+		optionsListenersAdded = true
+		AC.SettingsUpdate()
+	end
+end
diff --git a/cwd/assets/altcraft/shaders/frag/rml.fs b/cwd/assets/altcraft/shaders/frag/rml.fs
new file mode 100644
index 0000000..54c3f36
--- /dev/null
+++ b/cwd/assets/altcraft/shaders/frag/rml.fs
@@ -0,0 +1,12 @@
+#version 330 core
+
+in VS_OUT {
+    vec4 color;
+    vec2 tex_coord;
+} fs_in;
+
+out vec4 fragColor;
+
+void main() {
+    fragColor = fs_in.color;
+}
diff --git a/cwd/assets/altcraft/shaders/frag/rmltex.fs b/cwd/assets/altcraft/shaders/frag/rmltex.fs
new file mode 100644
index 0000000..d885b3b
--- /dev/null
+++ b/cwd/assets/altcraft/shaders/frag/rmltex.fs
@@ -0,0 +1,14 @@
+#version 330 core
+
+uniform sampler2D fontTexture;
+
+in VS_OUT {
+    vec4 color;
+    vec2 tex_coord;
+} fs_in;
+
+out vec4 fragColor;
+
+void main() {
+    fragColor = fs_in.color * texture(fontTexture, fs_in.tex_coord);
+}
diff --git a/cwd/assets/altcraft/shaders/rml.json b/cwd/assets/altcraft/shaders/rml.json
new file mode 100644
index 0000000..0cd85cc
--- /dev/null
+++ b/cwd/assets/altcraft/shaders/rml.json
@@ -0,0 +1,8 @@
+{
+  "vert": "/altcraft/shaders/vert/rml",
+  "frag": "/altcraft/shaders/frag/rml",
+  "uniforms": [
+    "translation",
+    "viewportSize"
+  ]
+}
\ No newline at end of file
diff --git a/cwd/assets/altcraft/shaders/rmltex.json b/cwd/assets/altcraft/shaders/rmltex.json
new file mode 100644
index 0000000..a8a1323
--- /dev/null
+++ b/cwd/assets/altcraft/shaders/rmltex.json
@@ -0,0 +1,9 @@
+{
+  "vert": "/altcraft/shaders/vert/rml",
+  "frag": "/altcraft/shaders/frag/rmltex",
+  "uniforms": [
+    "translation",
+    "viewportSize",
+    "fontTexture"
+  ]
+}
\ No newline at end of file
diff --git a/cwd/assets/altcraft/shaders/vert/rml.vs b/cwd/assets/altcraft/shaders/vert/rml.vs
new file mode 100644
index 0000000..bdd3b71
--- /dev/null
+++ b/cwd/assets/altcraft/shaders/vert/rml.vs
@@ -0,0 +1,22 @@
+#version 330 core
+
+uniform uvec2 viewportSize;
+uniform vec2 translation;
+uniform mat4 rotationMat;
+
+layout (location = 0) in vec2 pos;
+layout (location = 1) in uvec4 color;
+layout (location = 2) in vec2 tex_coord;
+
+out VS_OUT {
+    vec4 color;
+    vec2 tex_coord;
+} vs_out;
+
+void main() {
+    float x = ((pos.x + translation.x) / viewportSize.x) * 2.0f - 1.0f;
+    float y = ((pos.y + translation.y) / viewportSize.y) * 2.0f - 1.0f;
+    gl_Position = vec4(x, -y, -1.0f, 1.0f);
+    vs_out.color = vec4(float(color.x) / 255.0f, float(color.y) / 255.0f, float(color.z) / 255.0f, float(color.w) / 255.0f);
+    vs_out.tex_coord = tex_coord;
+}
diff --git a/cwd/assets/altcraft/ui/hud-styles.rcss b/cwd/assets/altcraft/ui/hud-styles.rcss
new file mode 100644
index 0000000..61f4147
--- /dev/null
+++ b/cwd/assets/altcraft/ui/hud-styles.rcss
@@ -0,0 +1,56 @@
+.body-hud {
+    
+}
+
+.dbg-hud {
+    background-color: #00000055;
+    border-color: black;
+    border-width: 2dp;
+    font-size: 20dp;
+    color: white;
+    padding: 3dp;
+    text-align: left;
+    margin: 3dp auto auto 3dp;
+    position: fixed;
+}
+
+p {
+    display: block;
+}
+
+span {
+    display: inline-block;
+}
+
+.status-hud {
+    background-color: #00000055;
+    border-color: black;
+    border-width: 2dp;
+    font-size: 20dp;
+    color: white;
+    padding: 2dp;
+    margin: 10dp;
+    text-align: center;
+    bottom: 0;
+    position: fixed;
+}
+
+#status-hp-bar {
+    background-color: maroon;
+    border-color: black;
+    margin-left: 5dp;
+    width: 200dp;
+    height: 10dp;
+}
+
+#status-hp-bar fill {
+    background-color: red;
+}
+
+.crosshair-hud {
+    display: table-cell;
+    color: white;
+    font-size: 50dp;
+    text-align: center;
+    vertical-align: middle;
+}
\ No newline at end of file
diff --git a/cwd/assets/altcraft/ui/hud.rml b/cwd/assets/altcraft/ui/hud.rml
new file mode 100644
index 0000000..cbf5c86
--- /dev/null
+++ b/cwd/assets/altcraft/ui/hud.rml
@@ -0,0 +1,21 @@
+<rml>
+    <head>
+        <link type="text/rcss" href="mc-styles" />
+        <link type="text/rcss" href="hud-styles" />
+        <title>Playing</title>
+    </head>
+    <body class="body-hud">
+        <div class="dbg-hud">
+            <p>FPS: <span id="dbg-fps">∞?</span></p>
+            <p>Pos: <span id="dbg-pos">∞?</span></p>
+            <p>Select pos: <span id="dbg-select-pos">∞?</span></p>
+            <p>Select block: <span id="dbg-select-bid">∞?</span></p>
+        </div>
+        <div class="status-hud">
+            <p>HP: <span id="status-hp">∞?</span> <progress value="15" max="20" id="status-hp-bar" /> </p>
+        </div>
+        <div style="display: table; width:100%; height: 100%;">
+            <div class="crosshair-hud">+</div>
+        </div>
+    </body>
+</rml>
diff --git a/cwd/assets/altcraft/ui/main-menu-styles.rcss b/cwd/assets/altcraft/ui/main-menu-styles.rcss
new file mode 100644
index 0000000..8b8b9fb
--- /dev/null
+++ b/cwd/assets/altcraft/ui/main-menu-styles.rcss
@@ -0,0 +1,59 @@
+#body-main-menu {
+    background-color: #160f08;
+    color: white;
+}
+
+#title {
+    margin: 0% auto auto;
+    font-size: 20vh;
+}
+
+#disclaimer {
+    width: 70%;
+    margin: 0 auto;
+}
+
+#hostname-text {
+    width: 70%;
+    margin: 5% auto;
+}
+
+#hostname {
+    display: inline-block;
+    width: 45%;
+    height: 8%;
+    position: fixed;
+    margin: 0% auto auto;
+}
+
+#username {
+    display: inline-block;
+    width: 45%;
+    height: 8%;
+    position: fixed;
+    margin: 10% auto auto;
+}
+
+#connect {
+    display: inline-block;
+    width: 45%;
+    height: 8%;
+    position: fixed;
+    margin: 20% auto auto;
+}
+
+#options {
+    display: inline-block;
+    width: 22%;
+    height: 8%;
+    position: fixed;
+    margin: 33% auto auto 27.5%;
+}
+
+#exit {
+    display: inline-block;
+    width: 22%;
+    height: 8%;
+    position: fixed;
+    margin: 33% 27.5% auto auto;
+}
diff --git a/cwd/assets/altcraft/ui/main-menu.rml b/cwd/assets/altcraft/ui/main-menu.rml
new file mode 100644
index 0000000..c5d405d
--- /dev/null
+++ b/cwd/assets/altcraft/ui/main-menu.rml
@@ -0,0 +1,18 @@
+<rml>
+    <head>
+        <link type="text/rcss" href="mc-styles" />
+        <link type="text/rcss" href="main-menu-styles" />
+        <title>MainMenu</title>
+        <script src="/altcraft/scripts/ui"></script>
+    </head>
+    <body id="body-main-menu">
+        <strong class="mc-title" id="title">AltCraft</strong>
+        <p class="mc-p" id="disclaimer">AltCraft is currently not finished, but there is some buggy early testing going on.</p>
+        <p class="mc-p" id="hostname-text">Enter the hostname of a server and your username to connect to it:</p>
+        <input class="mc-text" id="hostname" value="127.0.0.1:25565"/>
+        <input class="mc-text" id="username"/>
+        <button class="mc-button" id="connect" onclick="ConnectToServer(document)">Connect</button>
+        <button type="button" class="mc-button" id="options" onclick="OpenOptions(document)">Options...</button>
+        <button class="mc-button" id="exit" onclick="AC.Exit()">Quit game</button>
+    </body>
+</rmL>
diff --git a/cwd/assets/altcraft/ui/mc-styles.rcss b/cwd/assets/altcraft/ui/mc-styles.rcss
new file mode 100644
index 0000000..3549180
--- /dev/null
+++ b/cwd/assets/altcraft/ui/mc-styles.rcss
@@ -0,0 +1,48 @@
+body {
+    font-family: "open sans";
+    width: 100%;
+    height: 100%;
+    text-align: center;
+}
+
+.mc-title {
+    color: #8e8e8e;
+    display: block;
+}
+
+.mc-p {
+    color: #d6d4d6;
+    display: block;
+    text-align: left;
+    font-size: 4vh;
+}
+
+.mc-text {
+    border-width: 2dp;
+    border-color: #9f9793;
+    background-color: #010001;
+    color: #d6d4d6;
+    text-align: center;
+    vertical-align: middle;
+    font-size: 5vh;
+}
+
+.mc-button {
+    border-width: 2dp;
+    border-color: #14110c;
+    background-color: #6e6f70;
+    color: #c5c6c7;
+    text-align: center;
+    vertical-align: middle;
+    font-size: 5vh;
+}
+
+.mc-button:hover {
+    background-color: #7e86bc;
+    color: #cfd69d;
+}
+
+.mc-button:disabled {
+    background-color: #2b2b2b;
+    color: #848484;
+}
diff --git a/cwd/assets/altcraft/ui/options-styles.rcss b/cwd/assets/altcraft/ui/options-styles.rcss
new file mode 100644
index 0000000..fbfc685
--- /dev/null
+++ b/cwd/assets/altcraft/ui/options-styles.rcss
@@ -0,0 +1,84 @@
+.body-options {
+    background-color: transparent;
+}
+
+form {
+    width: 70%;
+    display: block;
+    margin: 5% auto;
+    background-color: #211710;
+}
+
+.option {
+    display: block;
+    background-color: #0f0b07;
+    margin: 1vh;
+    padding: 0.5vh;
+    font-size: 4vh;
+    text-align: center;
+}
+
+label {
+    
+}
+
+span {
+    
+}
+
+span:hover {
+    color: #cfd69d;
+}
+
+input {
+    background-color: #2c2c2c;
+    height: 4vh;
+    margin-right: 1vh;
+    margin-left: 1vh;
+}
+
+input.checkbox {
+    border-width: 1vh;
+    border-color: #2c2c2c;
+}
+
+input.checkbox:checked {
+    background-color: #dcdadc;
+}
+
+input.checkbox:hover {
+    border-color: #6a6b70;
+}
+
+input.range:hover {
+    background-color: #6a6b70;
+}
+
+input.range sliderbar {
+    width: 3vh;
+	background-color: #9c9c9c;
+}
+
+input.range:hover sliderbar {
+	background-color: #e9e7e8;
+}
+
+input.range sliderbar:active {
+	background-color: #cfd69d;
+}
+
+input.range sliderarrowdec {
+    display: none;
+}
+
+input.range sliderarrowinc {
+	display: none;
+}
+
+#done {
+    display: block;
+    width: 45%;
+    height: 8%;
+    position: fixed;
+    margin: 5% auto auto;
+}
diff --git a/cwd/assets/altcraft/ui/options.rml b/cwd/assets/altcraft/ui/options.rml
new file mode 100644
index 0000000..485dcba
--- /dev/null
+++ b/cwd/assets/altcraft/ui/options.rml
@@ -0,0 +1,61 @@
+<rml>
+    <head>
+        <link type="text/rcss" href="mc-styles" />
+        <link type="text/rcss" href="options-styles" />
+        <script src="/altcraft/scripts/ui"></script>
+        <title>Options</title>
+    </head>
+    <body class="body-options">
+        <form>
+            <div class="option">
+                <label>Brightness</label>
+                <input type="range" min="0.0" max="1.0" step="0.01" id="brightness" />
+                <span id="brightness-val"></span>
+            </div>
+
+            <div class="option">
+                <label>Flight</label>
+                <input type="checkbox" id="flight" />
+                <span id="flight-val"></span>
+            </div>
+            
+            <div class="option">
+                <label>Mouse sensetivity</label>
+                <input type="range" min="0.05" max="0.8" step="0.01" id="mouseSensetivity" />
+                <span id="mouseSensetivity-val"></span>
+            </div>
+
+            <div class="option">
+                <label>Render distance</label>
+                <input type="range" min="2" max="16" step="1" id="renderDistance" />
+                <span id="renderDistance-val"></span>
+            </div>
+            
+            <div class="option">
+                <label>Resolution scale</label>
+                <input type="range" min="0.1" max="4.0" step="0.05" id="resolutionScale" />
+                <span id="resolutionScale-val"></span>
+            </div>
+            
+            <div class="option">
+                <label>Fps limit</label>
+                <input type="range" min="15" max="301" step="1" id="targetFps" />
+                <span id="targetFps-val"></span>
+            </div>
+            
+            <div class="option">
+                <label>VSync</label>
+                <input type="checkbox" id="vsync" />
+                <span id="vsync-val"></span>
+            </div>
+            
+            <div class="option">
+                <label>Wireframe rendering</label>
+                <input type="checkbox" id="wireframe" />
+                <span id="wireframe-val"></span>
+            </div>
+            
+        </form>
+        <button class="mc-button" id="done" onclick="CloseOptions(document)">Done</button>
+    </body>
+</rml>
diff --git a/cwd/assets/altcraft/ui/pause-styles.rcss b/cwd/assets/altcraft/ui/pause-styles.rcss
new file mode 100644
index 0000000..e8e5a08
--- /dev/null
+++ b/cwd/assets/altcraft/ui/pause-styles.rcss
@@ -0,0 +1,43 @@
+.body-pause {
+    background-color: #000000AA;
+}
+
+#continue {
+    display: inline-block;
+    width: 45%;
+    height: 8%;
+    position: fixed;
+    margin: 20% auto auto;
+}
+
+#advancements {
+    display: inline-block;
+    width: 22%;
+    height: 8%;
+    position: fixed;
+    margin: 30% auto auto 27.5%;
+}
+
+#statistics {
+    display: inline-block;
+    width: 22%;
+    height: 8%;
+    position: fixed;
+    margin: 30% 27.5% auto auto;
+}
+
+#options {
+    display: inline-block;
+    width: 45%;
+    height: 8%;
+    position: fixed;
+    margin: 43% auto auto;
+}
+
+#disconnect {
+    display: inline-block;
+    width: 45%;
+    height: 8%;
+    position: fixed;
+    margin: 53% auto auto;
+}
diff --git a/cwd/assets/altcraft/ui/pause.rml b/cwd/assets/altcraft/ui/pause.rml
new file mode 100644
index 0000000..5d652f9
--- /dev/null
+++ b/cwd/assets/altcraft/ui/pause.rml
@@ -0,0 +1,16 @@
+<rml>
+    <head>
+        <link type="text/rcss" href="mc-styles" />
+        <link type="text/rcss" href="pause-styles" />
+        <script src="/altcraft/scripts/ui"></script>
+        <title>Paused</title>
+    </head>
+    <body class="body-pause">
+        Press ESC to unpause
+        <button class="mc-button" onclick="AC.SetStatePlaying()" id="continue">Back to Game</button>
+        <input disabled type="button" class="mc-button" onclick="" id="advancements">Advancements</input>
+        <input disabled type="button" class="mc-button" onclick="" id="statistics">Statistics</input>
+        <button class="mc-button" onclick="OpenOptions(document)" id="options">Options...</button>
+        <button class="mc-button" onclick="AC.Disconnect()" id="disconnect">Disconnect</button>
+    </body>
+</rml>