| #include "screen.h" |
| #include "cpu.h" |
| |
| struct nk_color byte_to_color(uint8_t b) |
| { |
| struct nk_color c; |
| c.r = (b >> 6) * (255 / 0b11); |
| c.g = ((b >> 2) & 0b111) * (255 / 0b111); |
| c.b = (b & 0b11) * (255 / 0b11); |
| c.a = 255; |
| return c; |
| } |
| |
| void screen(struct nk_context *ctx, uint8_t *mem, uint8_t size) |
| { |
| struct nk_command_buffer *out = nk_window_get_canvas(ctx); |
| |
| struct nk_rect bounds; |
| enum nk_widget_layout_states state = nk_widget(&bounds, ctx); |
| |
| if (!state) |
| return; |
| |
| //nk_fill_rect(out, bounds, 0, nk_rgb(255, 0, 0)); |
| |
| //return; |
| |
| for (int i = 0; i < CPU_FB_H; i++) |
| { |
| for (int j = 0; j < CPU_FB_W; j++) |
| { |
| nk_fill_rect(out, |
| nk_rect(bounds.x + i * size, bounds.y + j * size, |
| size, size), 0.0f, |
| byte_to_color(mem[i * CPU_FB_H + j])); |
| } |
| } |
| } |