mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-11-23 04:12:02 +00:00
126 lines
4.2 KiB
C++
126 lines
4.2 KiB
C++
/*
|
|
* Copyright (c) Atmosphère-NX
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
#include <exosphere.hpp>
|
|
#include "fusee_display.hpp"
|
|
#include "fusee_print.hpp"
|
|
|
|
namespace ams::nxboot {
|
|
|
|
namespace {
|
|
|
|
#include "fusee_font.inc"
|
|
|
|
constexpr inline const u32 TextColor = 0xFFA0A0A0;
|
|
|
|
constexpr inline const size_t ConsoleWidth = FrameBufferWidth / FontWidth;
|
|
constexpr inline const size_t ConsoleHeight = FrameBufferHeight / FontHeight;
|
|
|
|
constinit u32 *g_frame_buffer = nullptr;
|
|
constinit size_t g_col = 1;
|
|
constinit size_t g_row = 0;
|
|
|
|
void SetPixel(size_t x, size_t y, u32 color) {
|
|
g_frame_buffer[(FrameBufferWidth - x) * FrameBufferHeight + y] = color;
|
|
}
|
|
|
|
void PutCarriageReturn() {
|
|
g_col = 1;
|
|
}
|
|
|
|
void PutNewLine() {
|
|
g_col = 1;
|
|
++g_row;
|
|
|
|
/* TODO: Support scrolling? */
|
|
}
|
|
|
|
void PutCharImpl(const char c) {
|
|
/* Get the character data for the font. */
|
|
const u8 * cdata = FontData + c * (FontHeight * util::DivideUp(FontWidth, BITSIZEOF(u8)));
|
|
|
|
/* Determine where to start drawing. */
|
|
const size_t x = g_col * FontWidth;
|
|
const size_t y = g_row * FontHeight;
|
|
|
|
for (size_t cur_y = 0; cur_y < FontHeight; ++cur_y) {
|
|
size_t cur_x = 0;
|
|
int wbits = FontWidth;
|
|
while (wbits > 0) {
|
|
const auto bits = *(cdata++);
|
|
|
|
SetPixel(x + cur_x + 0, y + cur_y, FontDrawTable[(bits >> 4) & 0xF][0] & TextColor);
|
|
SetPixel(x + cur_x + 1, y + cur_y, FontDrawTable[(bits >> 4) & 0xF][1] & TextColor);
|
|
SetPixel(x + cur_x + 2, y + cur_y, FontDrawTable[(bits >> 4) & 0xF][2] & TextColor);
|
|
SetPixel(x + cur_x + 3, y + cur_y, FontDrawTable[(bits >> 4) & 0xF][3] & TextColor);
|
|
SetPixel(x + cur_x + 4, y + cur_y, FontDrawTable[(bits >> 0) & 0xF][0] & TextColor);
|
|
SetPixel(x + cur_x + 5, y + cur_y, FontDrawTable[(bits >> 0) & 0xF][1] & TextColor);
|
|
SetPixel(x + cur_x + 6, y + cur_y, FontDrawTable[(bits >> 0) & 0xF][2] & TextColor);
|
|
SetPixel(x + cur_x + 7, y + cur_y, FontDrawTable[(bits >> 0) & 0xF][3] & TextColor);
|
|
|
|
cur_x += BITSIZEOF(u8);
|
|
wbits -= BITSIZEOF(u8);
|
|
}
|
|
}
|
|
}
|
|
|
|
void PutChar(const char c) {
|
|
switch (c) {
|
|
case '\r':
|
|
PutCarriageReturn();
|
|
break;
|
|
case '\n':
|
|
PutNewLine();
|
|
break;
|
|
default:
|
|
PutCharImpl(c);
|
|
if ((++g_col) >= ConsoleWidth) {
|
|
PutNewLine();
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
void InitializeConsole(u32 *frame_buffer) {
|
|
/* Setup the console variables. */
|
|
g_frame_buffer = frame_buffer;
|
|
g_col = 1;
|
|
g_row = 0;
|
|
|
|
/* Clear the console. */
|
|
std::memset(g_frame_buffer, 0, FrameBufferSize);
|
|
}
|
|
|
|
void VPrint(const char *fmt, std::va_list vl) {
|
|
/* Generate the string. */
|
|
char log_str[1_KB];
|
|
util::TVSNPrintf(log_str, sizeof(log_str), fmt, vl);
|
|
|
|
/* Print each character. */
|
|
const size_t len = std::strlen(log_str);
|
|
for (size_t i = 0; i < len; ++i) {
|
|
PutChar(log_str[i]);
|
|
}
|
|
}
|
|
|
|
void Print(const char *fmt, ...) {
|
|
std::va_list vl;
|
|
va_start(vl, fmt);
|
|
VPrint(fmt, vl);
|
|
va_end(vl);
|
|
}
|
|
|
|
}
|