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| author | alaric <alaric@netmythos.org> | 2024-03-30 18:42:07 -0700 |
|---|---|---|
| committer | alaric <alaric@netmythos.org> | 2024-03-30 18:42:07 -0700 |
| commit | e8c0b718c0f43204b5f4fd2c7be1ae94017843c1 (patch) | |
| tree | c55135028e16c0674c957bd50201e114cbd3b9e9 | |
| parent | df90271f6c1e4f27e956d5127c753fb884ef7b4d (diff) | |
| download | colordots-e8c0b718c0f43204b5f4fd2c7be1ae94017843c1.tar.gz colordots-e8c0b718c0f43204b5f4fd2c7be1ae94017843c1.zip | |
We spinnin
| -rw-r--r-- | src/wasm_ttd.zig | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/wasm_ttd.zig b/src/wasm_ttd.zig index 37352fc..0ccb5a0 100644 --- a/src/wasm_ttd.zig +++ b/src/wasm_ttd.zig @@ -350,7 +350,7 @@ const DrawBatch = struct { webgl.bindBuffer(.array_buffer, circle_program.col_buffer); webgl.bufferData(.array_buffer, @ptrCast(self.colors), self.len, .dynamic_draw); - //webgl.drawArraysInstanced(.triangles, 0, circle.len, @intCast(self.len)); + webgl.drawArraysInstanced(.triangles, 0, circle.len, @intCast(self.len)); webgl.bindVertexArray(line_program.vao); webgl.useProgram(line_program.prog); @@ -426,6 +426,7 @@ export fn update(elapsed_time: f32) void { for (stars[0..sub_count]) |*s| { s.pdist = s.dist; s.dist -= speed; + s.angle += 0.03; const plen = lerp(1000, s.initial_len, s.pdist / max_dist); const psx = (@cos(s.angle) * plen) + width * 0.5; const psy = (@sin(s.angle) * plen) + height * 0.5; @@ -433,7 +434,7 @@ export fn update(elapsed_time: f32) void { const len = lerp(1000, s.initial_len, s.dist / max_dist); const sx = (@cos(s.angle) * len) + width * 0.5; const sy = (@sin(s.angle) * len) + height * 0.5; - const scale = lerp(8, 0, s.dist / max_dist); + const scale = lerp(16, 0, s.dist / max_dist); batch.addInstance(.{ sx, sy }, .{ psx, psy }, s.hue, scale) catch unreachable; if (batch.len == batch_capacity) { |