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Get rid of the needs_render tracking as it was too fragile.

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This commit is contained in:
Kovid Goyal
2017-11-15 22:31:55 +05:30
parent ab604fb149
commit 2b988b01c6
4 changed files with 23 additions and 53 deletions
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37
kitty/child-monitor.c
View File

@@ -497,13 +497,12 @@ simple_render_screen(PyObject UNUSED *self, PyObject *args) {
ssize_t vao_idx, gvao_idx;
float xstart, ystart, dx, dy;
if (!PyArg_ParseTuple(args, "O!nnffff", &Screen_Type, &screen, &vao_idx, &gvao_idx, &xstart, &ystart, &dx, &dy)) return NULL;
PyObject *ret = draw_cells(vao_idx, gvao_idx, xstart, ystart, dx, dy, screen, current_os_window()) ? Py_True : Py_False;
Py_INCREF(ret); return ret;
draw_cells(vao_idx, gvao_idx, xstart, ystart, dx, dy, screen, current_os_window());
Py_RETURN_NONE;
}
static inline bool
static inline void
render_os_window(OSWindow *os_window, double now, unsigned int *active_window_id) {
bool dirtied = false;
if (OPT(mouse_hide_wait) > 0 && now - os_window->last_mouse_activity_at > OPT(mouse_hide_wait)) hide_mouse(os_window);
Tab *tab = os_window->tabs + os_window->active_tab;
for (unsigned int i = 0; i < tab->num_windows; i++) {
@@ -521,14 +520,12 @@ render_os_window(OSWindow *os_window, double now, unsigned int *active_window_id
bool is_active_window = i == tab->active_window;
if (is_active_window) {
*active_window_id = w->id;
collect_cursor_info(&WD.screen->current_cursor_render_info, w, now, os_window);
if (update_window_title(w, os_window)) dirtied = true;
} else WD.screen->current_cursor_render_info.is_visible = false;
if (draw_cells(WD.vao_idx, WD.gvao_idx, WD.xstart, WD.ystart, WD.dx, WD.dy, WD.screen, os_window)) {
if (is_active_window && WD.screen->current_cursor_render_info.is_visible && WD.screen->current_cursor_render_info.shape != CURSOR_BLOCK) {
draw_cursor(&WD.screen->current_cursor_render_info, os_window == global_state.focused_os_window);
}
dirtied = true;
collect_cursor_info(&WD.screen->cursor_render_info, w, now, os_window);
update_window_title(w, os_window);
} else WD.screen->cursor_render_info.is_visible = false;
draw_cells(WD.vao_idx, WD.gvao_idx, WD.xstart, WD.ystart, WD.dx, WD.dy, WD.screen, os_window);
if (is_active_window && WD.screen->cursor_render_info.is_visible && WD.screen->cursor_render_info.shape != CURSOR_BLOCK) {
draw_cursor(&WD.screen->cursor_render_info, os_window == global_state.focused_os_window);
}
if (WD.screen->start_visual_bell_at != 0) {
double bell_left = global_state.opts.visual_bell_duration - (now - WD.screen->start_visual_bell_at);
@@ -537,7 +534,6 @@ render_os_window(OSWindow *os_window, double now, unsigned int *active_window_id
}
}
#undef WD
return dirtied;
}
static inline void
@@ -557,17 +553,14 @@ render(double now) {
w->viewport_size_dirty = false;
}
unsigned int active_window_id = 0;
bool window_rendered = render_os_window(w, now, &active_window_id);
bool tab_bar_changed = w->num_tabs > 1 && (w->last_active_tab != w->active_tab || w->last_num_tabs != w->num_tabs);
render_os_window(w, now, &active_window_id);
Tab *active_tab = w->tabs + w->active_tab;
BorderRects *br = &active_tab->border_rects;
if (window_rendered || tab_bar_changed || br->is_dirty || active_window_id != w->last_active_window_id) {
draw_borders(br->vao_idx, br->num_border_rects, br->rect_buf, br->is_dirty, w->viewport_width, w->viewport_height);
if (TD.screen && w->num_tabs > 1) draw_cells(TD.vao_idx, 0, TD.xstart, TD.ystart, TD.dx, TD.dy, TD.screen, w);
swap_window_buffers(w);
w->last_active_tab = w->active_tab; w->last_num_tabs = w->num_tabs; w->last_active_window_id = active_window_id;
br->is_dirty = false;
}
draw_borders(br->vao_idx, br->num_border_rects, br->rect_buf, br->is_dirty, w->viewport_width, w->viewport_height);
if (TD.screen && w->num_tabs > 1) draw_cells(TD.vao_idx, 0, TD.xstart, TD.ystart, TD.dx, TD.dy, TD.screen, w);
swap_window_buffers(w);
w->last_active_tab = w->active_tab; w->last_num_tabs = w->num_tabs; w->last_active_window_id = active_window_id;
br->is_dirty = false;
}
last_render_at = now;
#undef TD

4
kitty/screen.h
View File

@@ -56,9 +56,7 @@ typedef struct {
size_t read_buf_sz, write_buf_sz, write_buf_used;
pthread_mutex_t read_buf_lock, write_buf_lock;
CursorRenderInfo last_cursor_render_info, current_cursor_render_info;
bool colors_inverted_at_last_render;
float last_render_x_start, last_render_y_start;
CursorRenderInfo cursor_render_info;
} Screen;

32
kitty/shaders.c
View File

@@ -239,12 +239,11 @@ cell_update_uniform_block(ssize_t vao_idx, Screen *screen, int uniform_buffer, G
unmap_vao_buffer(vao_idx, uniform_buffer); rd = NULL;
}
static inline bool
static inline void
cell_prepare_to_render(ssize_t vao_idx, ssize_t gvao_idx, Screen *screen, GLfloat xstart, GLfloat ystart, GLfloat dx, GLfloat dy) {
size_t sz;
CELL_BUFFERS;
void *address;
bool needs_render = false;
ensure_sprite_map();
@@ -253,7 +252,6 @@ cell_prepare_to_render(ssize_t vao_idx, ssize_t gvao_idx, Screen *screen, GLfloa
address = alloc_and_map_vao_buffer(vao_idx, sz, cell_data_buffer, GL_STREAM_DRAW, GL_WRITE_ONLY);
screen_update_cell_data(screen, address, sz);
unmap_vao_buffer(vao_idx, cell_data_buffer); address = NULL;
needs_render = true;
}
if (screen_is_selection_dirty(screen)) {
@@ -261,7 +259,6 @@ cell_prepare_to_render(ssize_t vao_idx, ssize_t gvao_idx, Screen *screen, GLfloa
address = alloc_and_map_vao_buffer(vao_idx, sz, selection_buffer, GL_STREAM_DRAW, GL_WRITE_ONLY);
screen_apply_selection(screen, address, sz);
unmap_vao_buffer(vao_idx, selection_buffer); address = NULL;
needs_render = true;
}
if (gvao_idx && grman_update_layers(screen->grman, screen->scrolled_by, xstart, ystart, dx, dy, screen->columns, screen->lines)) {
@@ -269,28 +266,13 @@ cell_prepare_to_render(ssize_t vao_idx, ssize_t gvao_idx, Screen *screen, GLfloa
GLfloat *a = alloc_and_map_vao_buffer(gvao_idx, sz, 0, GL_STREAM_DRAW, GL_WRITE_ONLY);
for (size_t i = 0; i < screen->grman->count; i++, a += 16) memcpy(a, screen->grman->render_data[i].vertices, sizeof(screen->grman->render_data[0].vertices));
unmap_vao_buffer(gvao_idx, 0); a = NULL;
needs_render = true;
}
bool inverted = screen_invert_colors(screen);
if (inverted != screen->colors_inverted_at_last_render) needs_render = true;
if (!needs_render && (screen->last_render_x_start != xstart || screen->last_render_y_start != ystart)) needs_render = true;
#define CC(attr) (screen->last_cursor_render_info.attr != screen->current_cursor_render_info.attr)
if (!needs_render && (CC(is_visible) || CC(shape) || CC(x) || CC(y) || CC(color))) needs_render = true;
#undef CC
cell_update_uniform_block(vao_idx, screen, uniform_buffer, xstart, ystart, dx, dy, &screen->cursor_render_info, inverted);
if (needs_render) {
cell_update_uniform_block(vao_idx, screen, uniform_buffer, xstart, ystart, dx, dy, &screen->current_cursor_render_info, inverted);
bind_vao_uniform_buffer(vao_idx, uniform_buffer, cell_program_layouts[CELL_PROGRAM].render_data.index);
bind_vertex_array(vao_idx);
screen->colors_inverted_at_last_render = inverted;
screen->last_render_x_start = xstart; screen->last_render_y_start = ystart;
#define CC(attr) screen->last_cursor_render_info.attr = screen->current_cursor_render_info.attr
CC(is_visible); CC(shape); CC(x); CC(y); CC(color);
#undef CC
}
return needs_render;
bind_vao_uniform_buffer(vao_idx, uniform_buffer, cell_program_layouts[CELL_PROGRAM].render_data.index);
bind_vertex_array(vao_idx);
}
static void
@@ -348,10 +330,9 @@ draw_cells_interleaved(ssize_t vao_idx, ssize_t gvao_idx, Screen *screen) {
if (screen->grman->num_of_positive_refs) draw_graphics(vao_idx, gvao_idx, screen->grman->render_data, screen->grman->num_of_negative_refs, screen->grman->num_of_positive_refs);
}
bool
void
draw_cells(ssize_t vao_idx, ssize_t gvao_idx, GLfloat xstart, GLfloat ystart, GLfloat dx, GLfloat dy, Screen *screen, OSWindow *os_window) {
bool needs_render = cell_prepare_to_render(vao_idx, gvao_idx, screen, xstart, ystart, dx, dy);
if (!needs_render) return false;
cell_prepare_to_render(vao_idx, gvao_idx, screen, xstart, ystart, dx, dy);
GLfloat h = (GLfloat)screen->lines * dy;
#define SCALE(w, x) ((GLfloat)(os_window->viewport_##w) * (GLfloat)(x))
glScissor(
@@ -363,7 +344,6 @@ draw_cells(ssize_t vao_idx, ssize_t gvao_idx, GLfloat xstart, GLfloat ystart, GL
#undef SCALE
if (screen->grman->num_of_negative_refs) draw_cells_interleaved(vao_idx, gvao_idx, screen);
else draw_all_cells(vao_idx, gvao_idx, screen);
return true;
}
// }}}

3
kitty/state.h
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@@ -98,7 +98,6 @@ typedef struct {
PyObject *window_title;
bool is_key_pressed[MAX_KEY_COUNT];
bool viewport_size_dirty;
bool needs_render;
} OSWindow;
@@ -147,7 +146,7 @@ void draw_borders(ssize_t vao_idx, unsigned int num_border_rects, BorderRect *re
ssize_t create_cell_vao();
ssize_t create_graphics_vao();
ssize_t create_border_vao();
bool draw_cells(ssize_t, ssize_t, float, float, float, float, Screen *, OSWindow *);
void draw_cells(ssize_t, ssize_t, float, float, float, float, Screen *, OSWindow *);
void draw_cursor(CursorRenderInfo *, bool);
void update_surface_size(int, int);
void free_texture(uint32_t*);