#include "screenhack.h"
#include "simulator.h"
+/* -------------------------------------------------------------------------- */
+/* Front Panel Layout */
+/* -------------------------------------------------------------------------- */
+
+// All of these values are in units of 'cells', not 'pixels'. Where applicable,
+// coordinates refer to the upper-left corner of a cell. See the files
+// `layout_reference.*` for details.
+
+#define OVERALL_WIDTH_IN_CELLS 70
+#define HEADER_HEIGHT_IN_CELLS 14
+#define FOOTER_HEIGHT_IN_CELLS 2
+
+#define LOGO_X_OFFSET 2
+#define LOGO_Y_OFFSET 2
+#define LOGO_WIDTH 20
+#define LOGO_NAME_HEIGHT 6
+#define LOGO_WEBSITE_HEIGHT 2
+
+#define HALT_X_OFFSET 26
+#define HALT_Y_OFFSET 2
+#define HALT_WIDTH 6
+#define HALT_LIGHT_HEIGHT 6
+#define HALT_LABEL_HEIGHT 2
+
+#define WORDLINE_BITS_PER_STRIPE 4
+#define WORDLINE_WIDTH 32
+#define WORDLINE_HEIGHT 1
+
+#define PC_X_OFFSET 36
+#define PC_Y_OFFSET 7
+#define PC_WIDTH 32
+#define PC_LABEL_HEIGHT 2
+#define PC_LIGHT_HEIGHT 1
+
+#define SC_X_OFFSET 42
+#define SC_Y_OFFSET 2
+#define SC_WIDTH 5
+#define SC_LABEL_HEIGHT 2
+#define SC_LIGHT_HEIGHT 1
+
+#define PSW_N_X_OFFSET 51
+#define PSW_Z_X_OFFSET 58
+#define PSW_Y_OFFSET 2
+#define PSW_LABEL_WIDTH 3
+#define PSW_LABEL_HEIGHT 2
+#define PSW_LIGHT_WIDTH 1
+#define PSW_LIGHT_HEIGHT 1
+
+#define STACK_X_OFFSET 2
+#define STACK_Y_OFFSET 12
+#define STACK_WIDTH 32
+#define STACK_LABEL_HEIGHT 2
+#define STACK_LIGHT_HEIGHT 1
+
+#define HEAP_X_OFFSET 36
+#define HEAP_Y_OFFSET 12
+#define HEAP_WIDTH 32
+#define HEAP_LABEL_HEIGHT 2
+#define HEAP_LIGHT_HEIGHT 1
+
/* -------------------------------------------------------------------------- */
/* Data Structures */
/* -------------------------------------------------------------------------- */
static void
draw_panel(struct NEDsim * nedsim)
{
-// TODO: Collect all relevant #defines somewhere.
-#define OVERALL_WIDTH_IN_CELLS 70
-#define HEADER_HEIGHT_IN_CELLS 14
-#define FOOTER_HEIGHT_IN_CELLS 2
-
// Draw background color over entire window.
set_color(nedsim, &color_list[nedsim->color_index].panel_bg);
XFillRectangle(nedsim->dpy, nedsim->panel, nedsim->gc, 0, 0, nedsim->dpy_width, nedsim->dpy_height);
static void
draw_logo(struct NEDsim * nedsim)
{
-#define LOGO_X_OFFSET 2
-#define LOGO_Y_OFFSET 2
-#define LOGO_WIDTH 20
-#define LOGO_NAME_HEIGHT 6
-#define LOGO_WEBSITE_HEIGHT 2
-
// First draw the two colored boxes that comprise the logo area.
set_color(nedsim, &color_list[nedsim->color_index].primary);
draw_rect_area(nedsim, LOGO_X_OFFSET, LOGO_Y_OFFSET, LOGO_WIDTH, LOGO_NAME_HEIGHT, True, True, False, False);
static void
draw_halt(struct NEDsim * nedsim)
{
-#define HALT_X_OFFSET 26
-#define HALT_Y_OFFSET 2
-#define HALT_WIDTH 6
-#define HALT_LIGHT_HEIGHT 6
-#define HALT_LABEL_HEIGHT 2
-
// First draw the two colored boxes that comprise the halt area.
set_color(nedsim, &color_list[nedsim->color_index].tertiary);
draw_rect_area(nedsim, HALT_X_OFFSET, HALT_Y_OFFSET, HALT_WIDTH, HALT_LIGHT_HEIGHT, True, True, False, False);
static void
draw_wordline_lights(struct NEDsim * nedsim, uint32_t word, int x, int y)
{
-#define WORDLINE_BITS_PER_STRIPE 4
-#define WORDLINE_WIDTH 32
-#define WORDLINE_HEIGHT 1
-
for (int i = 0; i < WORDLINE_WIDTH; i++) {
if (word & (1<<(WORDLINE_WIDTH-1-i))) {
set_color(nedsim, &color_list[nedsim->color_index].light_on);
static void
draw_pc(struct NEDsim * nedsim)
{
-// TODO: Note that all #defines use units of 'cells', not 'pixels', etc.
-#define PC_X_OFFSET 36
-#define PC_Y_OFFSET 7
-#define PC_WIDTH 32
-#define PC_LABEL_HEIGHT 2
-#define PC_LIGHT_HEIGHT 1
-
// First draw the two colored boxes that comprise the PC area.
set_color(nedsim, &color_list[nedsim->color_index].tertiary);
draw_rect_area(nedsim, PC_X_OFFSET, PC_Y_OFFSET, PC_WIDTH, PC_LABEL_HEIGHT, True, True, False, False);
static void
draw_sc(struct NEDsim * nedsim)
{
-#define SC_X_OFFSET 42
-#define SC_Y_OFFSET 2
-#define SC_WIDTH 5
-#define SC_LABEL_HEIGHT 2
-#define SC_LIGHT_HEIGHT 1
-
// First draw the two colored boxes that comprise the SC area.
set_color(nedsim, &color_list[nedsim->color_index].secondary);
draw_rect_area(nedsim, SC_X_OFFSET, SC_Y_OFFSET, SC_WIDTH, SC_LABEL_HEIGHT, True, True, False, False);
static void
draw_psw(struct NEDsim * nedsim)
{
-#define PSW_N_X_OFFSET 51
-#define PSW_Z_X_OFFSET 58
-#define PSW_Y_OFFSET 2
-#define PSW_LABEL_WIDTH 3
-#define PSW_LABEL_HEIGHT 2
-#define PSW_LIGHT_WIDTH 1
-#define PSW_LIGHT_HEIGHT 1
-
// First draw the four colored boxes that comprise the two PSW areas.
set_color(nedsim, &color_list[nedsim->color_index].secondary);
draw_rect_area(nedsim, PSW_N_X_OFFSET, PSW_Y_OFFSET, PSW_LABEL_WIDTH, PSW_LABEL_HEIGHT, True, True, False, False);
static void
draw_stack(struct NEDsim * nedsim)
{
-#define STACK_X_OFFSET 2
-#define STACK_Y_OFFSET 12
-#define STACK_WIDTH 32
-#define STACK_LABEL_HEIGHT 2
-#define STACK_LIGHT_HEIGHT 1
-
// First draw the two colored boxes that comprise the stack area.
set_color(nedsim, &color_list[nedsim->color_index].tertiary);
draw_rect_area(nedsim, STACK_X_OFFSET, STACK_Y_OFFSET, STACK_WIDTH, STACK_LABEL_HEIGHT, True, True, False, False);
static void
draw_heap(struct NEDsim * nedsim)
{
-#define HEAP_X_OFFSET 36
-#define HEAP_Y_OFFSET 12
-#define HEAP_WIDTH 32
-#define HEAP_LABEL_HEIGHT 2
-#define HEAP_LIGHT_HEIGHT 1
// TODO: What should I do about this define? I would like to be able to specify the address so I can do things like display the code itself if nothign interesting happens in RAM.
#define HEAP_START_ADDRESS 0x20000000