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Minor printing optimizations

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Tom-on
2024-05-02 20:20:51 +02:00
parent 9a2d0484b1
commit 29418eb46b
2 changed files with 13 additions and 12 deletions
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include/graphics.h
-10
View File
@@ -5,16 +5,6 @@
#include "screen.h" #include "screen.h"
#include "math.h" #include "math.h"
// Basic full saturation colors
#define BLACK 0x00000000 // 0
#define RED 0x00ff0000 // 1
#define GREEN 0x0000ff00 // 2
#define YELLOW 0x00ffff00 // 3
#define BLUE 0x000000ff // 4
#define MAGENTA 0x00ff00ff // 5
#define CYAN 0x0000ffff // 6
#define WHITE 0x00ffffff // 7
#define rgb(r,g,b) ( ((r) << 16 | (g) << 8 | (b)) & 0x00ffffff ) #define rgb(r,g,b) ( ((r) << 16 | (g) << 8 | (b)) & 0x00ffffff )
void drawPixel(int32_t x, int32_t y, uint32_t color) { void drawPixel(int32_t x, int32_t y, uint32_t color) {
include/screen.h
+13 -2
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@@ -4,6 +4,16 @@
#include "stdint.h" #include "stdint.h"
#include "string.h" #include "string.h"
// Basic full saturation colors
#define BLACK 0x00000000 // 0
#define RED 0x00ff0000 // 1
#define GREEN 0x0000ff00 // 2
#define YELLOW 0x00ffff00 // 3
#define BLUE 0x000000ff // 4
#define MAGENTA 0x00ff00ff // 5
#define CYAN 0x0000ffff // 6
#define WHITE 0x00ffffff // 7
#define MODE_INFO_BLOCK 0x9000 #define MODE_INFO_BLOCK 0x9000
#define BG_COLOR 0x00010b17 #define BG_COLOR 0x00010b17
#define FG_COLOR 0x00ebddf4 #define FG_COLOR 0x00ebddf4
@@ -105,14 +115,15 @@ void putcAt(unsigned char c, uint32_t x, uint32_t y) {
char* bitmap = &font[((c % 128) - 1) * charHeight]; char* bitmap = &font[((c % 128) - 1) * charHeight];
for (uint8_t i = 0; i < charHeight; i++) { // Rows for (uint8_t i = 0; i < charHeight; i++) { // Rows
char bitmapRow = bitmap[i]; char bitmapRow = bitmap[i];
uint32_t color = convertColor((bitmapRow & 0x80) ? fgColor : bgColor);
for (uint8_t j = 0; j < charHeight * bytesPerPx; ++j) { // Cols for (uint8_t j = 0; j < charWidth * bytesPerPx; ++j) { // Cols
uint32_t color = convertColor((bitmapRow & 0x80) ? fgColor : bgColor);
uint8_t byte = j % bytesPerPx; uint8_t byte = j % bytesPerPx;
vidmem[offset + j] = (uint8_t)(color >> (8 * byte)); vidmem[offset + j] = (uint8_t)(color >> (8 * byte));
if (byte == bytesPerPx - 1) { if (byte == bytesPerPx - 1) {
bitmapRow = bitmapRow << 1; bitmapRow = bitmapRow << 1;
color = convertColor((bitmapRow & 0x80) ? fgColor : bgColor);
} }
} }