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Add a basic minimap subsystem #396

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64cbf45
Add a basic minimap subsystem
Apr 6, 2026
56bcce6
Fix minimap generated texture Y-axis flip
Apr 7, 2026
0993c50
Minimap: avoid missing arrow glyphs
Apr 7, 2026
33bec1f
Engine: add rotation to sprite rendering; Minimap: use rotated arrow …
Apr 7, 2026
7480dee
Minimap: fix compilation errors (imports and field names)
Apr 7, 2026
812491d
Engine: extend rotation support to SDF rendering for minimap markers
Apr 7, 2026
093d57f
Minimap: dynamically rotate player marker arrow with camera view angle
Apr 7, 2026
cfb3184
Minimap: dynamically rotate player marker arrow with both 8-way walki…
Apr 7, 2026
66c9054
Minimap: increase player arrow size and switch color to bright yellow…
Apr 7, 2026
ed8e0a5
Minimap: switch to arrow_right.png for clearer, sharper forward-point…
Apr 7, 2026
fc698bb
Minimap: switch to marker_player.png for native, sharper player marke…
Apr 7, 2026
ff7a4b9
Minimap: fix player arrow texture fallback to arrow_right.png, align …
Apr 7, 2026
f75669c
Minimap: fix player arrow rotation and SDF rendering
Apr 8, 2026
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16 changes: 15 additions & 1 deletion korangar/shaders/modules/interface.slang
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,8 @@ public struct RectangleInstanceData {
public var texture_size: float2;
public var rectangle_type: uint;
public var texture_index: int;
public var rotation: float;
public var padding: uint;
};

public struct RectangleVertexInput {
Expand Down Expand Up @@ -258,7 +260,19 @@ public func rectangle_vertex_shader(
adjusted_size += shadow_expansion;

let clip_size = adjusted_size * 2.0;
let position = coordinate_space::screen_to_clip_space(instance.screen_position + position_offset) + vertex.xy * clip_size;

var rotated_vertex = vertex.xy * clip_size;
if (instance.rotation != 0.0) {
let center = float2(0.5, -0.5) * clip_size;
let c = cos(instance.rotation);
let s = sin(instance.rotation);
let p = rotated_vertex - center;
let rx = p.x * c - p.y * s;
let ry = p.x * s + p.y * c;
rotated_vertex = float2(rx, ry) + center;
}

let position = coordinate_space::screen_to_clip_space(instance.screen_position + position_offset) + rotated_vertex;

var output: RectangleVertexOutput;
output.position = float4(position, 0.0, 1.0);
Expand Down
2 changes: 2 additions & 0 deletions korangar/shaders/modules/postprocessing.slang
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,8 @@ public struct RectangleInstanceData {
public var texture_size: float2;
public var rectangle_type: uint;
public var texture_index: int;
public var rotation: float;
public var padding: uint;
}

public struct DebugUniforms {
Expand Down
12 changes: 11 additions & 1 deletion korangar/shaders/passes/postprocessing/rectangle.slang
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,17 @@ func vs_main(input: PostprocessingVertexInput) -> PostprocessingVertexOutput {
let vertex = rectangle_vertex_data(input.vertex_index);

let clip_size = instance.screen_size * 2.0;
let position = screen_to_clip_space(instance.screen_position) + vertex.xy * clip_size;
var rotated_vertex = vertex.xy * clip_size;
if (instance.rotation != 0.0) {
let center = float2(0.5, -0.5) * clip_size;
let c = cos(instance.rotation);
let s = sin(instance.rotation);
let p = rotated_vertex - center;
let rx = p.x * c - p.y * s;
let ry = p.x * s + p.y * c;
rotated_vertex = float2(rx, ry) + center;
}
let position = screen_to_clip_space(instance.screen_position) + rotated_vertex;

var output: PostprocessingVertexOutput;
output.position = float4(position, 0.0, 1.0);
Expand Down
12 changes: 11 additions & 1 deletion korangar/shaders/passes/postprocessing/rectangle_bindless.slang
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,17 @@ func vs_main(input: PostprocessingVertexInput) -> PostprocessingVertexOutput {
let vertex = rectangle_vertex_data(input.vertex_index);

let clip_size = instance.screen_size * 2.0;
let position = screen_to_clip_space(instance.screen_position) + vertex.xy * clip_size;
var rotated_vertex = vertex.xy * clip_size;
if (instance.rotation != 0.0) {
let center = float2(0.5, -0.5) * clip_size;
let c = cos(instance.rotation);
let s = sin(instance.rotation);
let p = rotated_vertex - center;
let rx = p.x * c - p.y * s;
let ry = p.x * s + p.y * c;
rotated_vertex = float2(rx, ry) + center;
}
let position = screen_to_clip_space(instance.screen_position) + rotated_vertex;

var output: PostprocessingVertexOutput;
output.position = float4(position, 0.0, 1.0);
Expand Down
4 changes: 4 additions & 0 deletions korangar/src/graphics/instruction.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -184,6 +184,7 @@ pub enum RectangleInstruction {
texture_size: Vector2<f32>,
linear_filtering: bool,
texture: Arc<Texture>,
rotation: f32,
},
Sdf {
screen_position: ScreenPosition,
Expand All @@ -192,6 +193,7 @@ pub enum RectangleInstruction {
texture_position: Vector2<f32>,
texture_size: Vector2<f32>,
texture: Arc<Texture>,
rotation: f32,
},
Text {
screen_position: ScreenPosition,
Expand Down Expand Up @@ -221,6 +223,7 @@ pub enum InterfaceRectangleInstruction {
corner_diameter: CornerDiameter,
texture: Arc<Texture>,
smooth: bool,
rotation: f32,
},
Sdf {
screen_position: ScreenPosition,
Expand All @@ -229,6 +232,7 @@ pub enum InterfaceRectangleInstruction {
color: Color,
corner_diameter: CornerDiameter,
texture: Arc<Texture>,
rotation: f32,
},
Text {
screen_position: ScreenPosition,
Expand Down
15 changes: 14 additions & 1 deletion korangar/src/graphics/passes/interface/rectangle.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,8 @@ struct InstanceData {
texture_size: [f32; 2],
rectangle_type: u32,
texture_index: i32,
padding: [f32; 2],
rotation: f32,
padding: f32,
}

pub(crate) struct InterfaceRectangleDrawer {
Expand Down Expand Up @@ -293,6 +294,7 @@ impl Prepare for InterfaceRectangleDrawer {
texture_size: [1.0, 1.0],
rectangle_type: 0,
texture_index: 0,
rotation: 0.0,
padding: Default::default(),
});
}
Expand All @@ -304,6 +306,7 @@ impl Prepare for InterfaceRectangleDrawer {
corner_diameter,
texture,
smooth,
rotation,
} => {
let rectangle_type = if *smooth { 1 } else { 2 };

Expand All @@ -330,6 +333,7 @@ impl Prepare for InterfaceRectangleDrawer {
texture_size: [1.0, 1.0],
rectangle_type,
texture_index,
rotation: *rotation,
padding: Default::default(),
});
}
Expand All @@ -340,6 +344,7 @@ impl Prepare for InterfaceRectangleDrawer {
color,
corner_diameter,
texture,
rotation,
} => {
let mut texture_index = texture_views.len() as i32;
let id = texture.get_id();
Expand All @@ -364,6 +369,7 @@ impl Prepare for InterfaceRectangleDrawer {
texture_size: [1.0, 1.0],
rectangle_type: 3,
texture_index,
rotation: *rotation,
padding: Default::default(),
});
}
Expand All @@ -387,6 +393,7 @@ impl Prepare for InterfaceRectangleDrawer {
texture_size: (*texture_size).into(),
rectangle_type: 4,
texture_index: 0,
rotation: 0.0,
padding: Default::default(),
});
}
Expand Down Expand Up @@ -429,6 +436,7 @@ impl Prepare for InterfaceRectangleDrawer {
texture_size: [1.0, 1.0],
rectangle_type: 0,
texture_index: 0,
rotation: 0.0,
padding: Default::default(),
});
}
Expand All @@ -441,6 +449,7 @@ impl Prepare for InterfaceRectangleDrawer {
corner_diameter,
texture: _,
smooth,
rotation,
} => {
let rectangle_type = if *smooth { 1 } else { 2 };

Expand All @@ -456,6 +465,7 @@ impl Prepare for InterfaceRectangleDrawer {
texture_size: [1.0, 1.0],
rectangle_type,
texture_index: 0,
rotation: *rotation,
padding: Default::default(),
});
}
Expand All @@ -466,6 +476,7 @@ impl Prepare for InterfaceRectangleDrawer {
color,
corner_diameter,
texture: _,
rotation,
} => {
self.instance_data.push(InstanceData {
color: color.components_linear(),
Expand All @@ -479,6 +490,7 @@ impl Prepare for InterfaceRectangleDrawer {
texture_size: [1.0, 1.0],
rectangle_type: 3,
texture_index: 0,
rotation: *rotation,
padding: Default::default(),
});
}
Expand All @@ -502,6 +514,7 @@ impl Prepare for InterfaceRectangleDrawer {
texture_size: (*texture_size).into(),
rectangle_type: 4,
texture_index: 0,
rotation: 0.0,
padding: Default::default(),
});
}
Expand Down
15 changes: 14 additions & 1 deletion korangar/src/graphics/passes/postprocessing/rectangle.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,8 @@ pub(crate) struct InstanceData {
texture_size: [f32; 2],
rectangle_type: u32,
texture_index: i32,
padding: [u32; 2],
rotation: f32,
padding: u32,
}

#[derive(Default, Copy, Clone)]
Expand Down Expand Up @@ -318,6 +319,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_size: [0.0; 2],
rectangle_type: 0,
texture_index: -1,
rotation: 0.0,
padding: Default::default(),
});
}
Expand All @@ -329,6 +331,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_size,
linear_filtering,
texture,
rotation,
} => {
let rectangle_type = if *linear_filtering { 1 } else { 2 };

Expand All @@ -351,6 +354,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_size: (*texture_size).into(),
rectangle_type,
texture_index,
rotation: *rotation,
padding: Default::default(),
});
}
Expand All @@ -361,6 +365,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_position,
texture_size,
texture,
rotation,
} => {
let mut texture_index = texture_views.len() as i32;
let id = texture.get_id();
Expand All @@ -381,6 +386,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_size: (*texture_size).into(),
rectangle_type: 3,
texture_index,
rotation: *rotation,
padding: Default::default(),
});
}
Expand All @@ -399,6 +405,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_size: (*texture_size).into(),
rectangle_type: 4,
texture_index: -1,
rotation: 0.0,
padding: Default::default(),
});
}
Expand Down Expand Up @@ -448,6 +455,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_size: [0.0; 2],
rectangle_type: 0,
texture_index: -1,
rotation: 0.0,
padding: Default::default(),
});
}
Expand All @@ -459,6 +467,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_size,
linear_filtering,
texture: _,
rotation,
} => {
let rectangle_type = if *linear_filtering { 1 } else { 2 };

Expand All @@ -470,6 +479,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_size: (*texture_size).into(),
rectangle_type,
texture_index: 0,
rotation: *rotation,
padding: Default::default(),
});
}
Expand All @@ -480,6 +490,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_position,
texture_size,
texture: _,
rotation,
} => {
self.instance_data.push(InstanceData {
color: color.components_linear(),
Expand All @@ -489,6 +500,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_size: (*texture_size).into(),
rectangle_type: 3,
texture_index: 0,
rotation: *rotation,
padding: Default::default(),
});
}
Expand All @@ -507,6 +519,7 @@ impl Prepare for PostProcessingRectangleDrawer {
texture_size: (*texture_size).into(),
rectangle_type: 4,
texture_index: -1,
rotation: 0.0,
padding: Default::default(),
});
}
Expand Down
2 changes: 2 additions & 0 deletions korangar/src/input/event.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -75,6 +75,8 @@ pub enum InputEvent {
ToggleAudioSettingsWindow,
/// Open or close the friend list window. Only works while playing.
ToggleFriendListWindow,
/// Open or close the minimap window. Only works while playing.
ToggleMinimapWindow,
/// Close the most recently opened or clicked closable window.
CloseTopWindow,
/// Toggle if the user interface should be rendered or not.
Expand Down
4 changes: 4 additions & 0 deletions korangar/src/input/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -226,6 +226,10 @@ impl InputSystem {
events.push(InputEvent::ToggleFriendListWindow);
}

if alt_down && self.get_key(KeyCode::KeyM).pressed() {
events.push(InputEvent::ToggleMinimapWindow);
}

if alt_down && self.get_key(KeyCode::KeyQ).pressed() {
events.push(InputEvent::ToggleEquipmentWindow);
}
Expand Down
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