From 1fb9ed0d6f627662f8d001afa761860d63d9f4a2 Mon Sep 17 00:00:00 2001
From: iamcheeseman <dev@iamcheeseman.net>
Date: Sun, 24 May 2026 17:02:53 -0400
Subject: delete X11 backend

---
 config.def.mk      |   4 --
 platform/x11/x11.c | 191 -----------------------------------------------------
 2 files changed, 195 deletions(-)
 delete mode 100644 platform/x11/x11.c

diff --git a/config.def.mk b/config.def.mk
index dae1399..47e829b 100644
--- a/config.def.mk
+++ b/config.def.mk
@@ -16,7 +16,3 @@ endif
 ifeq (${PLATFORM},gl)
 	LDFLAGS+=-lglfw -lGL
 endif
-
-ifeq (${PLATFORM},x11)
-	LDFLAGS+=-lX11
-endif
diff --git a/platform/x11/x11.c b/platform/x11/x11.c
deleted file mode 100644
index ad85677..0000000
--- a/platform/x11/x11.c
+++ /dev/null
@@ -1,191 +0,0 @@
-// WARNING: CURRENTLY UNMAINTAINED IN FAVOR OF THE GL PLATFORM
-// 
-// This platform is very restrictive and has issues with shearing. It is more
-// pure than OpenGL, but it has some undesired artifacts such as shearing.
-
-#include <unistd.h>
-#include <time.h>
-#include <sys/time.h>
-#include <string.h>
-
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-
-#include "teensy.h"
-#include "teensy_common.h"
-#include "teensy_platform.h"
-
-#define SEC2NANO ((uint64_t)1000000000)
-
-typedef struct {
-    Display *dis;
-    Window root;
-    Window win;
-    GC gc;
-    int scr;
-
-    Atom wm_delete_window;
-
-    bool should_close;
-    uint64_t initial_time;
-} X11_Platform;
-
-X11_Platform p;
-
-static
-int err_handler(Display *dis, XErrorEvent *ev)
-{
-    char msg[1024];
-    XGetErrorText(dis, ev->error_code, msg, 1024);
-    ty_log_fatal(
-        TY_PLATFORM_ERR,
-        "X Error (0x%x): %s",
-        ev->error_code,
-        msg
-    );
-    return 0;
-}
-
-void ty_platform_init(ty_Ctx *ctx)
-{
-    XSetErrorHandler(err_handler);
-
-    struct timespec ts;
-    clock_gettime(CLOCK_REALTIME, &ts);
-    p.initial_time = (uint64_t)ts.tv_sec * SEC2NANO + (uint64_t)ts.tv_nsec;
-
-    p.dis = XOpenDisplay(0);
-    p.root = XDefaultRootWindow(p.dis);
-    p.scr = DefaultScreen(p.dis);
-
-    XSetWindowAttributes attributes = {};
-    attributes.background_pixel = 0x00000000;
-    attributes.event_mask =
-        StructureNotifyMask |
-        KeyPressMask |
-        KeyReleaseMask;
-
-
-    p.win = XCreateWindow(
-        p.dis,
-        p.root, 
-        0, 0,
-        ctx->hints.scr_width, ctx->hints.scr_height,
-        0,
-        DefaultDepth(p.dis, p.scr),
-        CopyFromParent,
-        DefaultVisual(p.dis, p.scr),
-        CWBackPixel | CWEventMask,
-        &attributes
-    );
-
-    p.gc = XCreateGC(p.dis, p.win, 0, NULL);
-
-    XMapWindow(p.dis, p.win);
-
-    p.wm_delete_window = XInternAtom(
-        p.dis,
-        "WM_DELETE_WINDOW",
-        false
-    );
-
-    p.should_close = false;
-}
-
-void ty_platform_deinit(void)
-{
-    XUnmapWindow(p.dis, p.win);
-    XFreeGC(p.dis, p.gc);
-    XDestroyWindow(p.dis, p.win);
-    XCloseDisplay(p.dis);
-}
-
-static
-void display_image(ty_Image img)
-{
-    size_t size = img.width * img.height;
-    // Don't use ty_alloc cause it will be owned and freed by Xlib
-    uint32_t *xdata = malloc(sizeof(uint32_t) * size);
-    for (int i = 0; i < size; i++) {
-        uint8_t r = img.data[i].r;
-        uint8_t g = img.data[i].g;
-        uint8_t b = img.data[i].b;
-        xdata[i] = ((uint32_t)r << 16) | ((uint32_t)g << 8) | (uint32_t)b;
-    }
-
-    XImage *image = XCreateImage(
-        p.dis,
-        DefaultVisual(p.dis, p.scr),
-        DefaultDepth(p.dis, p.scr),
-        ZPixmap,
-        0,
-        (char*)xdata,
-        img.width,
-        img.height,
-        32,
-        0
-    );
-
-    XPutImage(
-        p.dis,
-        p.win,
-        p.gc,
-        image,
-        0, 0, 0, 0,
-        img.width,
-        img.height
-    );
-
-    XFlush(p.dis);
-
-    XDestroyImage(image);
-}
-
-static
-void handle_keypress(XEvent ev)
-{
-    XKeyPressedEvent *kp_ev = (XKeyPressedEvent*)&ev;
-    if (kp_ev->keycode == XKeysymToKeycode(p.dis, XK_Escape)) {
-        p.should_close = true;
-    }
-}
-
-static
-void handle_client_msg(XEvent ev)
-{
-    if ((Atom)ev.xclient.data.l[0] == p.wm_delete_window)
-        p.should_close = true;
-}
-
-void ty_platform_frame(ty_Image img)
-{
-    XPending(p.dis);
-
-    while (QLength(p.dis)) {
-        XEvent ev;
-        XNextEvent(p.dis, &ev);
-
-        switch (ev.type) {
-        case KeyPress:
-        case KeyRelease:    handle_keypress(ev); break;
-        case ClientMessage: handle_client_msg(ev); break;
-        }
-    }
-
-    display_image(img);
-}
-
-bool ty_platform_os_wants_quit(void)
-{
-    return p.should_close;
-}
-
-// Thanks GLFW, ily
-// https://github.com/glfw/glfw/blob/master/src/posix_time.c#L52
-double ty_platform_get_time(void)
-{
-    struct timespec ts;
-    clock_gettime(CLOCK_REALTIME, &ts);
-    uint64_t timensec = (uint64_t)ts.tv_sec * SEC2NANO + (uint64_t)ts.tv_nsec;
-    return (double)(timensec - p.initial_time) / SEC2NANO;
-}
-- 
cgit v1.3-2-g0d8e