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checkpoint: BoredWord application

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boreddevnl
2026-03-17 14:41:13 +01:00
parent d824b4610a
commit 88f178e368
13 changed files with 1976 additions and 56 deletions
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1516
src/userland/gui/word.c Normal file
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File diff suppressed because it is too large Load Diff

11
src/userland/libc/libui.c
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@@ -6,6 +6,7 @@
extern uint64_t syscall3(uint64_t sys_num, uint64_t arg1, uint64_t arg2, uint64_t arg3);
extern uint64_t syscall4(uint64_t sys_num, uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4);
extern uint64_t syscall5(uint64_t sys_num, uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5);
extern uint64_t syscall6(uint64_t sys_num, uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5, uint64_t arg6);
// sys_gui uses syscall #3
#define SYS_GUI 3
@@ -71,6 +72,16 @@ void ui_draw_string_scaled(ui_window_t win, int x, int y, const char *str, uint3
syscall5(SYS_GUI, GUI_CMD_DRAW_STRING_SCALED, (uint64_t)win, coords, (uint64_t)str, packed_arg5);
}
void ui_draw_string_scaled_sloped(ui_window_t win, int x, int y, const char *str, uint32_t color, float scale, float slope) {
uint64_t coords = ((uint64_t)x & 0xFFFFFFFF) | ((uint64_t)y << 32);
// Pack color into lower 32, scale (as uint32_t representation) into upper 32
uint32_t scale_bits = *(uint32_t*)&scale;
uint32_t slope_bits = *(uint32_t*)&slope;
uint64_t packed_arg5 = ((uint64_t)scale_bits << 32) | (color & 0xFFFFFFFF);
syscall6(SYS_GUI, GUI_CMD_DRAW_STRING_SCALED_SLOPED, (uint64_t)win, coords, (uint64_t)str, packed_arg5, (uint64_t)slope_bits);
}
uint32_t ui_get_string_width_scaled(const char *str, float scale) {
uint32_t scale_bits = *(uint32_t*)&scale;
return (uint32_t)syscall4(SYS_GUI, GUI_CMD_GET_STRING_WIDTH_SCALED, (uint64_t)str, (uint64_t)scale_bits, 0);

2
src/userland/libc/libui.h
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@@ -21,6 +21,7 @@
#define GUI_CMD_GET_FONT_HEIGHT_SCALED 13
#define GUI_CMD_WINDOW_SET_TITLE 15
#define GUI_CMD_SET_FONT 16
#define GUI_CMD_DRAW_STRING_SCALED_SLOPED 18
// Event Types
#define GUI_EVENT_NONE 0
@@ -62,6 +63,7 @@ void ui_get_screen_size(uint64_t *out_w, uint64_t *out_h);
void ui_draw_string_bitmap(ui_window_t win, int x, int y, const char *str, uint32_t color);
void ui_draw_string_scaled(ui_window_t win, int x, int y, const char *str, uint32_t color, float scale);
void ui_draw_string_scaled_sloped(ui_window_t win, int x, int y, const char *str, uint32_t color, float scale, float slope);
uint32_t ui_get_string_width_scaled(const char *str, float scale);
uint32_t ui_get_font_height_scaled(float scale);
void ui_window_set_title(ui_window_t win, const char *title);

12
src/userland/libc/syscall.c
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@@ -59,6 +59,18 @@ uint64_t syscall5(uint64_t sys_num, uint64_t arg1, uint64_t arg2, uint64_t arg3,
return ret;
}
uint64_t syscall6(uint64_t sys_num, uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5, uint64_t arg6) {
uint64_t ret;
register uint64_t r10 asm("r10") = arg4;
register uint64_t r8 asm("r8") = arg5;
register uint64_t r9 asm("r9") = arg6;
asm volatile("syscall"
: "=a"(ret)
: "a"(sys_num), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10), "r"(r8), "r"(r9)
: "rcx", "r11", "memory");
return ret;
}
void sys_exit(int status) {
syscall1(SYS_EXIT, (uint64_t)status);