ethonion10/v86
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

Fix vga virtual screen size handling (#628)

Browse source
This commit is contained in:
Fabian 2022-03-09 19:47:03 +01:00
parent dec8fa0b59
commit 7f37fcfccb
1 changed files with 5 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
src/vga.js
View file

@ -1090,11 +1090,11 @@ VGAScreen.prototype.set_size_graphical = function(width, height, bpp, virtual_wi
if (typeof ImageData !== "undefined")
{
const size = width * height;
const size = virtual_width * virtual_height;
const offset = this.cpu.svga_allocate_dest_buffer(size) >>> 0;
this.dest_buffet_offset = offset;
this.image_data = new ImageData(new Uint8ClampedArray(this.cpu.wasm_memory.buffer, offset, 4 * size), width, height);
this.image_data = new ImageData(new Uint8ClampedArray(this.cpu.wasm_memory.buffer, offset, 4 * size), virtual_width, virtual_height);
this.cpu.svga_mark_dirty();
}
@ -2216,7 +2216,7 @@ VGAScreen.prototype.vga_redraw = function()
{
var start = this.diff_addr_min;
var end = Math.min(this.diff_addr_max, VGA_PIXEL_BUFFER_SIZE - 1);
const buffer = new Int32Array(this.cpu.wasm_memory.buffer, this.dest_buffet_offset, this.screen_width * this.screen_height);
const buffer = new Int32Array(this.cpu.wasm_memory.buffer, this.dest_buffet_offset, this.virtual_width * this.virtual_height);
var mask = 0xFF;
var colorset = 0x00;
@ -2272,8 +2272,8 @@ VGAScreen.prototype.screen_fill_buffer = function()
if(this.image_data.data.byteLength === 0)
{
// wasm memory resized
const buffer = new Uint8ClampedArray(this.cpu.wasm_memory.buffer, this.dest_buffet_offset, 4 * this.screen_width * this.screen_height);
this.image_data = new ImageData(buffer, this.screen_width, this.screen_height);
const buffer = new Uint8ClampedArray(this.cpu.wasm_memory.buffer, this.dest_buffet_offset, 4 * this.virtual_width * this.virtual_height);
this.image_data = new ImageData(buffer, this.virtual_width, this.virtual_height);
this.update_layers();
}