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renderer: render cursor over wide character if on tail part

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This commit is contained in:
Mitchell Hashimoto
2023-10-13 14:39:10 -07:00
parent 7995d44cfb
commit 4f5a05e087
2 changed files with 42 additions and 14 deletions
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18
src/renderer/Metal.zig
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@ -1397,12 +1397,26 @@ fn addCursor(
screen: *terminal.Screen,
cursor_style: renderer.CursorStyle,
) ?*const mtl_shaders.Cell {
// Add the cursor
// Add the cursor. We render the cursor over the wide character if
// we're on the wide characer tail.
const cell, const x = cell: {
// The cursor goes over the screen cursor position.
const cell = screen.getCell(
.active,
screen.cursor.y,
screen.cursor.x,
);
if (!cell.attrs.wide_spacer_tail or screen.cursor.x == 0)
break :cell .{ cell, screen.cursor.x };
// If we're part of a wide character, we move the cursor back to
// the actual character.
break :cell .{ screen.getCell(
.active,
screen.cursor.y,
screen.cursor.x - 1,
), screen.cursor.x - 1 };
};
const color = self.config.cursor_color orelse terminal.color.RGB{
.r = 0xFF,
@ -1430,7 +1444,7 @@ fn addCursor(
self.cells.appendAssumeCapacity(.{
.mode = .fg,
.grid_pos = .{
@as(f32, @floatFromInt(screen.cursor.x)),
@as(f32, @floatFromInt(x)),
@as(f32, @floatFromInt(screen.cursor.y)),
},
.cell_width = if (cell.attrs.wide) 2 else 1,

18
src/renderer/OpenGL.zig
View File

@ -848,12 +848,26 @@ fn addCursor(
screen: *terminal.Screen,
cursor_style: renderer.CursorStyle,
) ?*const GPUCell {
// Add the cursor
// Add the cursor. We render the cursor over the wide character if
// we're on the wide characer tail.
const cell, const x = cell: {
// The cursor goes over the screen cursor position.
const cell = screen.getCell(
.active,
screen.cursor.y,
screen.cursor.x,
);
if (!cell.attrs.wide_spacer_tail or screen.cursor.x == 0)
break :cell .{ cell, screen.cursor.x };
// If we're part of a wide character, we move the cursor back to
// the actual character.
break :cell .{ screen.getCell(
.active,
screen.cursor.y,
screen.cursor.x - 1,
), screen.cursor.x - 1 };
};
const color = self.config.cursor_color orelse terminal.color.RGB{
.r = 0xFF,
@ -880,7 +894,7 @@ fn addCursor(
self.cells.appendAssumeCapacity(.{
.mode = .fg,
.grid_col = @intCast(screen.cursor.x),
.grid_col = @intCast(x),
.grid_row = @intCast(screen.cursor.y),
.grid_width = if (cell.attrs.wide) 2 else 1,
.fg_r = color.r,