hwtests/source/output.c

106 lines
1.9 KiB
C

#include "output.h"
#include <string.h>
#include <math.h>
#include <stdarg.h>
#include <stdio.h>
#include <3ds.h>
#include "text.h"
static char bufferTop[8192];
static char bufferBottom[8192];
static int cnt;
static int countLines(const char* str)
{
if (!str)
return 0;
int cnt = 1;
while (*str == '\n' ? ++cnt : *str)
str++;
return cnt;
}
static void cutLine(char* str)
{
if (!str || !*str)
return;
char* str2 = str;
while ((*str2) && (*(str2 + 1)) && (*str2 != '\n'))
str2++;
str2++;
memmove(str, str2, strlen(str2) + 1);
}
static void drawFrame(gfxScreen_t screen, char b, char g, char r)
{
int screenWidth;
char* textBuffer;
if (screen == GFX_TOP) {
screenWidth = 400;
textBuffer = bufferTop;
} else {
screenWidth = 320;
textBuffer = bufferBottom;
}
u8* bufAdr = gfxGetFramebuffer(screen, GFX_LEFT, NULL, NULL);
int x, y;
for (x = 1; x < screenWidth; x++) {
for (y = 1; y < 240; y++) {
u32 v=(y + x * 240) * 3;
bufAdr[v] = b;
bufAdr[v+1] = g;
bufAdr[v+2] = r;
}
}
x = countLines(textBuffer);
while (x > (240 / fontDefault.height - 3)) {
cutLine(textBuffer);
x--;
}
gfxDrawText(screen, GFX_LEFT, NULL, textBuffer, 240 - fontDefault.height * 3, 10);
cnt++;
}
void drawFrames()
{
drawFrame(GFX_TOP, 0x88, 0x66, 0x00);
drawFrame(GFX_BOTTOM, 0x00, 0x00, 0x00);
gfxFlushBuffers();
gfxSwapBuffers();
}
void print(gfxScreen_t screen, const char* format, ...)
{
char* textBuffer = (screen == GFX_TOP) ? bufferTop : bufferBottom;
va_list arguments;
char newStr[512];
va_start(arguments, format);
vsprintf(newStr, format, arguments);
va_end(arguments);
sprintf(&textBuffer[strlen(textBuffer)], newStr);
svcOutputDebugString(newStr, strlen(newStr));
drawFrames();
}
void clearScreen(gfxScreen_t screen)
{
bufferTop[0] = 0;
drawFrames();
}
void clearScreens()
{
clearScreen(GFX_TOP);
clearScreen(GFX_BOTTOM);
}