Applied-Software/ghostty
5
0
Fork 0
mirror of https://github.com/ghostty-org/ghostty.git synced 2025-07-24 12:46:10 +03:00
Code Issues Packages Projects Releases Wiki Activity

Revert "renderer/metal: cache buf cells"

Browse Source 
This reverts commit 9f6db11b95f1bfed79f9b653f2ffb2be81cfc158.
This commit is contained in:
Mitchell Hashimoto
2024-02-13 21:57:50 -08:00
parent b602eba61b
commit 387e5b242e
1 changed files with 12 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
src/renderer/Metal.zig
View File

@ -108,6 +108,8 @@ image_text_end: u32 = 0,
/// Metal state
shaders: Shaders, // Compiled shaders
buf_cells: CellBuffer, // Vertex buffer for cells
buf_cells_bg: CellBuffer, // Vertex buffer for background cells
buf_instance: InstanceBuffer, // MTLBuffer
/// Metal objects
@ -371,6 +373,10 @@ pub fn init(alloc: Allocator, options: renderer.Options) !Metal {
errdefer font_shaper.deinit();
// Vertex buffers
var buf_cells = try CellBuffer.init(device, 160 * 160);
errdefer buf_cells.deinit();
var buf_cells_bg = try CellBuffer.init(device, 160 * 160);
errdefer buf_cells_bg.deinit();
var buf_instance = try InstanceBuffer.initFill(device, &.{
0, 1, 3, // Top-left triangle
1, 2, 3, // Bottom-right triangle
@ -453,6 +459,8 @@ pub fn init(alloc: Allocator, options: renderer.Options) !Metal {
// Shaders
.shaders = shaders,
.buf_cells = buf_cells,
.buf_cells_bg = buf_cells_bg,
.buf_instance = buf_instance,
// Metal stuff
@ -484,6 +492,8 @@ pub fn deinit(self: *Metal) void {
}
self.image_placements.deinit(self.alloc);
self.buf_cells_bg.deinit();
self.buf_cells.deinit();
self.buf_instance.deinit();
if (self.visible_resources) |*v| v.deinit();
self.queue.msgSend(void, objc.sel("release"), .{});
@ -855,13 +865,13 @@ pub fn drawFrame(self: *Metal, surface: *apprt.Surface) !void {
try self.drawImagePlacements(encoder, self.image_placements.items[0..self.image_bg_end]);
// Then draw background cells
try self.drawCells(encoder, &resources.buf_cells_bg, self.cells_bg, resources);
try self.drawCells(encoder, &self.buf_cells_bg, self.cells_bg, resources);
// Then draw images under text
try self.drawImagePlacements(encoder, self.image_placements.items[self.image_bg_end..self.image_text_end]);
// Then draw fg cells
try self.drawCells(encoder, &resources.buf_cells, self.cells, resources);
try self.drawCells(encoder, &self.buf_cells, self.cells, resources);
// Then draw remaining images
try self.drawImagePlacements(encoder, self.image_placements.items[self.image_text_end..]);
@ -2218,33 +2228,22 @@ fn deinitMTLResource(obj: objc.Object) void {
/// This is a performance optimization that makes it so that Ghostty
/// only uses GPU resources for views that are currently visible.
const VisibleResources = struct {
buf_cells: CellBuffer, // Vertex buffer for cells
buf_cells_bg: CellBuffer, // Vertex buffer for background cells
texture_greyscale: objc.Object, // MTLTexture
texture_color: objc.Object, // MTLTexture
pub fn init(m: *Metal) !VisibleResources {
var buf_cells = try CellBuffer.init(m.device, 160 * 160);
errdefer buf_cells.deinit();
var buf_cells_bg = try CellBuffer.init(m.device, 160 * 160);
errdefer buf_cells_bg.deinit();
const texture_greyscale = try initAtlasTexture(m.device, &m.font_group.atlas_greyscale);
errdefer deinitMTLResource(texture_greyscale);
const texture_color = try initAtlasTexture(m.device, &m.font_group.atlas_color);
errdefer deinitMTLResource(texture_color);
return .{
.buf_cells = buf_cells,
.buf_cells_bg = buf_cells_bg,
.texture_greyscale = texture_greyscale,
.texture_color = texture_color,
};
}
pub fn deinit(self: *VisibleResources) void {
self.buf_cells.deinit();
self.buf_cells_bg.deinit();
deinitMTLResource(self.texture_greyscale);
deinitMTLResource(self.texture_color);
}