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last rendered cursor_bg color and re-use it when trail rendering

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This commit is contained in:
Rick Choi 2024-10-19 18:16:26 +09:00
parent 25caf90a80
commit fe63c6ddfd
2 changed files with 5 additions and 3 deletions
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1
kitty/screen.h
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@ -97,6 +97,7 @@ typedef struct {
struct {
unsigned int cursor_x, cursor_y, scrolled_by;
index_type lines, columns;
color_type cursor_bg;
} last_rendered;
bool is_dirty, scroll_changed, reload_all_gpu_data;
Cursor *cursor;

7
kitty/shaders.c
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@ -385,6 +385,9 @@ cell_update_uniform_block(ssize_t vao_idx, Screen *screen, int uniform_buffer, c
#undef COLOR
rd->url_color = OPT(url_color); rd->url_style = OPT(url_style);
// store last rendered cursor color for trail rendering
screen->last_rendered.cursor_bg = rd->cursor_bg;
unmap_vao_buffer(vao_idx, uniform_buffer); rd = NULL;
}
@ -1154,9 +1157,7 @@ draw_cursor_trail(CursorTrail *trail) {
glUniform2fv(trail_program_layout.uniforms.cursor_edge_x, 1, trail->cursor_edge_x);
glUniform2fv(trail_program_layout.uniforms.cursor_edge_y, 1, trail->cursor_edge_y);
ColorProfile *cp = trail->screen->color_profile;
color_type color = colorprofile_to_color(cp, cp->overridden.cursor_color, cp->configured.cursor_color).rgb;
color_vec3(trail_program_layout.uniforms.trail_color, color);
color_vec3(trail_program_layout.uniforms.trail_color, trail->screen->last_rendered.cursor_bg);
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);