// File: /workspace/github_c_makefile_star2_O2/OnionIoT[P]lv_example/lvgl/src/lv_objx/lv_canvas.c
// Function: lv_canvas_draw_polygon
void lv_canvas_draw_polygon(lv_obj_t * canvas, const lv_point_t * points, uint32_t point_cnt, const lv_style_t * style)
{
    LV_ASSERT_OBJ(canvas, LV_OBJX_NAME);
    LV_ASSERT_NULL(style);

    lv_img_dsc_t * dsc = lv_canvas_get_img(canvas);

    /* Create a dummy display to fool the lv_draw function.
     * It will think it draws to real screen. */
    lv_area_t mask;
    mask.x1 = 0;
    mask.x2 = dsc->header.w - 1;
    mask.y1 = 0;
    mask.y2 = dsc->header.h - 1;

    lv_disp_t disp;
    memset(&disp, 0, sizeof(lv_disp_t));

    lv_disp_buf_t disp_buf;
    lv_disp_buf_init(&disp_buf, (void *)dsc->data, NULL, dsc->header.w * dsc->header.h);
    lv_area_copy(&disp_buf.area, &mask);

    lv_disp_drv_init(&disp.driver);

    disp.driver.buffer  = &disp_buf;
    disp.driver.hor_res = dsc->header.w;
    disp.driver.ver_res = dsc->header.h;

#if LV_ANTIALIAS
    /*Disable anti-aliasing if drawing with transparent color to chroma keyed canvas*/
    lv_color_t ctransp = LV_COLOR_TRANSP;
    if(dsc->header.cf == LV_IMG_CF_TRUE_COLOR_CHROMA_KEYED &&
        style->body.main_color.full == ctransp.full &&
        style->body.grad_color.full == ctransp.full)
    {
        disp.driver.antialiasing = 0;
    }
#endif

    lv_disp_t * refr_ori = lv_refr_get_disp_refreshing();
    lv_refr_set_disp_refreshing(&disp);

    lv_draw_polygon(points, point_cnt, &mask, style, LV_OPA_COVER);

    lv_refr_set_disp_refreshing(refr_ori);
}

// Assembly:
pushq %rbp
pushq %r15
pushq %r14
pushq %r13
pushq %r12
pushq %rbx
subq $0x1d8, %rsp            # imm = 0x1D8
movq %rcx, %rbx
movl %edx, %ebp
movq %rsi, %r14
movq %rdi, %r15
callq 0x7994
testb %al, %al
je 0x175ea
movq %rbx, %rdi
callq 0x7994
testb %al, %al
je 0x175fb
movl %ebp, 0xc(%rsp)
movq %r15, %rdi
callq 0x16510
andw $0x0, (%rsp)
movq %rax, %r15
movl (%rax), %r13d
movl %r13d, %ebp
shrl $0xa, %ebp
movl $0x7ff, %eax            # imm = 0x7FF
andl %eax, %ebp
leal -0x1(%rbp), %eax
movw %ax, 0x4(%rsp)
andw $0x0, 0x2(%rsp)
shrl $0x15, %r13d
leal -0x1(%r13), %eax
movw %ax, 0x6(%rsp)
leaq 0x38(%rsp), %r12
movl $0x1a0, %edx            # imm = 0x1A0
movq %r12, %rdi
xorl %esi, %esi
callq 0x20a0
movq 0x8(%r15), %rsi
imull %ebp, %r13d
leaq 0x10(%rsp), %rbp
movq %rbp, %rdi
xorl %edx, %edx
movl %r13d, %ecx
callq 0x7b7f
movq (%rsp), %rax
movq %rax, 0x1c(%rbp)
movq %r12, %rdi
callq 0x7b5c
movq %rbp, 0x8(%r12)
movl (%r15), %eax
movl %eax, %ecx
shrl $0xa, %ecx
movl $0x7ff, %edx            # imm = 0x7FF
andl %edx, %ecx
movw %cx, (%r12)
movl %eax, %ecx
shrl $0x15, %ecx
movw %cx, 0x2(%r12)
andl $0x1f, %eax
cmpl $0x6, %eax
jne 0x175a6
cmpw $0x7e0, 0x2(%rbx)       # imm = 0x7E0
jne 0x175a6
cmpw $0x7e0, 0x4(%rbx)       # imm = 0x7E0
jne 0x175a6
andb $-0x2, 0x48(%rsp)
callq 0x6e0e
movq %rax, %r15
leaq 0x38(%rsp), %rdi
callq 0x6e16
movq %rsp, %rdx
movq %r14, %rdi
movl 0xc(%rsp), %esi
movq %rbx, %rcx
movl $0xff, %r8d
callq 0x39b69
movq %r15, %rdi
callq 0x6e16
addq $0x1d8, %rsp            # imm = 0x1D8
popq %rbx
popq %r12
popq %r13
popq %r14
popq %r15
popq %rbp
retq
leaq 0x23b53(%rip), %rdi     # 0x3b144
movq %r15, %rsi
callq 0x7b01
jmp 0x175f9
leaq 0x23b42(%rip), %rdi     # 0x3b144
movq %rbx, %rsi
callq 0x7b01
jmp 0x1760a