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add lots of frontend features #3

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c9415e5
make gates addable to frontend canvas
ambareesh1510 Oct 20, 2025
3e11100
add component preview
ambareesh1510 Oct 20, 2025
2e11776
refactor gui component selection code
ambareesh1510 Oct 20, 2025
a0d0c3f
add basic selection logic
ambareesh1510 Oct 20, 2025
621b858
add better selection logic (union select)
ambareesh1510 Oct 20, 2025
7a6b7e0
add drag and drop
ambareesh1510 Oct 20, 2025
45d13eb
fix small bug in displaying properties
ambareesh1510 Oct 20, 2025
324b409
dragging components no longer adds intersected components to selection
ambareesh1510 Oct 20, 2025
cb18808
add gate switcher dropdown and NOT gate
ambareesh1510 Oct 20, 2025
f15ee40
draw components with bezier curves
ambareesh1510 Oct 21, 2025
a4b834a
make selection intersection comparisons for lower bound exclusive to …
ambareesh1510 Oct 21, 2025
608d5e5
add drawings for OR and NOT gates
ambareesh1510 Oct 21, 2025
f1d9ca0
add drawings for the rest of the gates
ambareesh1510 Oct 21, 2025
8725d0f
add gates with multiple inputs
ambareesh1510 Oct 25, 2025
4c9dbab
fix wasm build
ambareesh1510 Oct 26, 2025
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2 changes: 1 addition & 1 deletion index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,7 @@
<script src="js/gl.js"></script>
<script src="js/quad-url.js"></script>
<script src="js/sapp-jsutils.js"></script>
<script>load("circuitsim.wasm");</script>
<script>load("frontend.wasm");</script>
</body>

</html>
217 changes: 217 additions & 0 deletions src/frontend/canvas/components/draw.rs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,217 @@
use egui::Pos2;

use crate::gui::component_utils::DrawInstruction;


pub const UNIMPLEMENTED_DRAW_INSTRUCTIONS: [DrawInstruction; 0] = [];

pub const AND_GATE_DRAW_INSTRUCTIONS: [DrawInstruction; 4] = {
const BOX_WIDTH: f32 = 0.5;
const OFFSET_Y: f32 = 0.0;
const OFFSET_X: f32 = 0.125;
[
DrawInstruction::Line([Pos2::new(OFFSET_X, OFFSET_Y), Pos2::new(OFFSET_X, 1.0 - OFFSET_Y)]),
DrawInstruction::Line([
Pos2::new(OFFSET_X, OFFSET_Y),
Pos2::new(BOX_WIDTH, OFFSET_Y)
]),
DrawInstruction::Line([
Pos2::new(OFFSET_X, 1.0 - OFFSET_Y),
Pos2::new(BOX_WIDTH, 1.0 - OFFSET_Y),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(BOX_WIDTH, 1.0 - OFFSET_Y),
Pos2::new(1.0, 1.0 - OFFSET_Y),
Pos2::new(1.0, OFFSET_Y),
Pos2::new(BOX_WIDTH, OFFSET_Y),
]),
]
};

pub const OR_GATE_DRAW_INSTRUCTIONS: [DrawInstruction; 3] = {
const OFFSET_Y: f32 = 0.0;
const MID_OFFSET_Y: f32 = 0.1;
const ARC_START_X: f32 = 0.1;
const ARC_END_X: f32 = 0.875;
[
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + 0.3, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + 0.3, OFFSET_Y),
Pos2::new(ARC_START_X, OFFSET_Y),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X, OFFSET_Y),
Pos2::new(0.55, MID_OFFSET_Y * 0.3),
Pos2::new(0.7, MID_OFFSET_Y),
Pos2::new(ARC_END_X, 0.5),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X, 1.0 - OFFSET_Y),
Pos2::new(0.55, 1.0 - MID_OFFSET_Y * 0.3),
Pos2::new(0.7, 1.0 - MID_OFFSET_Y),
Pos2::new(ARC_END_X, 0.5),
]),
]
};

pub const NAND_GATE_DRAW_INSTRUCTIONS: [DrawInstruction; 5] = {
const BOX_WIDTH: f32 = 0.41;
const OFFSET_Y: f32 = 0.0;
const OFFSET_X: f32 = 0.125;
const BUBBLE_R: f32 = 0.5 / 9.;
[
DrawInstruction::Line([Pos2::new(OFFSET_X, OFFSET_Y), Pos2::new(OFFSET_X, 1.0 - OFFSET_Y)]),
DrawInstruction::Line([
Pos2::new(OFFSET_X, OFFSET_Y),
Pos2::new(BOX_WIDTH, OFFSET_Y)
]),
DrawInstruction::Line([
Pos2::new(OFFSET_X, 1.0 - OFFSET_Y),
Pos2::new(BOX_WIDTH, 1.0 - OFFSET_Y),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(BOX_WIDTH, 1.0 - OFFSET_Y),
Pos2::new(0.8, 1.0 - OFFSET_Y),
Pos2::new(0.8, OFFSET_Y),
Pos2::new(BOX_WIDTH, OFFSET_Y),
]),
DrawInstruction::Ellipse(
Pos2::new(0.78, 0.5),
BUBBLE_R,
BUBBLE_R * 4. / 3.,
),
]
};

pub const NOR_GATE_DRAW_INSTRUCTIONS: [DrawInstruction; 4] = {
const OFFSET_Y: f32 = 0.0;
const MID_OFFSET_Y: f32 = 0.1;
const ARC_START_X: f32 = 0.1;
const ARC_END_X: f32 = 0.715;
const BUBBLE_R: f32 = 0.5 / 9.;
[
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + 0.3, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + 0.3, OFFSET_Y),
Pos2::new(ARC_START_X, OFFSET_Y),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X, OFFSET_Y),
Pos2::new(0.55, MID_OFFSET_Y * 0.3),
Pos2::new(0.6, MID_OFFSET_Y),
Pos2::new(ARC_END_X, 0.5),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X, 1.0 - OFFSET_Y),
Pos2::new(0.55, 1.0 - MID_OFFSET_Y * 0.3),
Pos2::new(0.6, 1.0 - MID_OFFSET_Y),
Pos2::new(ARC_END_X, 0.5),
]),
DrawInstruction::Ellipse(
Pos2::new(0.78, 0.5),
BUBBLE_R,
BUBBLE_R * 4. / 3.,
),
]
};

pub const XOR_GATE_DRAW_INSTRUCTIONS: [DrawInstruction; 4] = {
const OFFSET_Y: f32 = 0.0;
const MID_OFFSET_Y: f32 = 0.1;
const ARC_START_X: f32 = 0.1;
const DOUBLE_STROKE_OFFSET: f32 = 0.09;
const ARC_END_X: f32 = 0.875;
[
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + 0.3, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + 0.3, OFFSET_Y),
Pos2::new(ARC_START_X, OFFSET_Y),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET + 0.3, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET + 0.3, OFFSET_Y),
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET, OFFSET_Y),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET, OFFSET_Y),
Pos2::new(0.55, MID_OFFSET_Y * 0.3),
Pos2::new(0.7, MID_OFFSET_Y),
Pos2::new(ARC_END_X, 0.5),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET, 1.0 - OFFSET_Y),
Pos2::new(0.55, 1.0 - MID_OFFSET_Y * 0.3),
Pos2::new(0.7, 1.0 - MID_OFFSET_Y),
Pos2::new(ARC_END_X, 0.5),
]),
]
};

pub const XNOR_GATE_DRAW_INSTRUCTIONS: [DrawInstruction; 5] = {
const OFFSET_Y: f32 = 0.0;
const MID_OFFSET_Y: f32 = 0.1;
const ARC_START_X: f32 = 0.1;
const DOUBLE_STROKE_OFFSET: f32 = 0.09;
const ARC_END_X: f32 = 0.715;
const BUBBLE_R: f32 = 0.5 / 9.;
[
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + 0.3, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + 0.3, OFFSET_Y),
Pos2::new(ARC_START_X, OFFSET_Y),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET + 0.3, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET + 0.3, OFFSET_Y),
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET, OFFSET_Y),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET, OFFSET_Y),
Pos2::new(0.55, MID_OFFSET_Y * 0.3),
Pos2::new(0.6, MID_OFFSET_Y),
Pos2::new(ARC_END_X, 0.5),
]),
DrawInstruction::CubicBezierCurve([
Pos2::new(ARC_START_X + DOUBLE_STROKE_OFFSET, 1.0 - OFFSET_Y),
Pos2::new(0.55, 1.0 - MID_OFFSET_Y * 0.3),
Pos2::new(0.6, 1.0 - MID_OFFSET_Y),
Pos2::new(ARC_END_X, 0.5),
]),
DrawInstruction::Ellipse(
Pos2::new(0.78, 0.5),
BUBBLE_R,
BUBBLE_R * 4. / 3.,
),
]
};

pub const NOT_GATE_DRAW_INSTRUCTIONS: [DrawInstruction; 4] = {
const OFFSET_Y: f32 = 0.1;
const ARC_START_X: f32 = 1. / 6.;
const ARC_END_X: f32 = 1. - 2. * ARC_START_X;
[
DrawInstruction::Line([
Pos2::new(ARC_START_X, 1.0 - OFFSET_Y),
Pos2::new(ARC_START_X, OFFSET_Y),
]),
DrawInstruction::Line([
Pos2::new(ARC_START_X, OFFSET_Y),
Pos2::new(ARC_END_X, 0.5),
]),
DrawInstruction::Line([
Pos2::new(ARC_START_X, 1.0 - OFFSET_Y),
Pos2::new(ARC_END_X, 0.5),
]),
DrawInstruction::Ellipse(
Pos2::new(4.2 * ARC_START_X, 0.5),
ARC_START_X / 3.,
0.5 / 3.,
),
]
};
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