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Improved color rendering in HiRes

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This commit is contained in:
tudnai 2022-10-19 04:23:50 -07:00
parent a2f6b8e52c
commit 44395f4818
1 changed files with 33 additions and 4 deletions
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37
A2Mac/HiRes.swift
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@ -366,7 +366,7 @@ class HiRes: NSView {
pixelsSRGB[colorAddr + 3] = color_white
case 5: // blue
pixelsSRGB[colorAddr + 1] = color_blue
pixelsSRGB[colorAddr + 1] = color_blue
pixelsSRGB[colorAddr + 2] = color_blue
if (colorAddr >= 2) && (prev != 0x00) && (prev != 0x04) {
pixelsSRGB[colorAddr] = color_blue
@ -384,26 +384,54 @@ class HiRes: NSView {
pixelsSRGB[colorAddr + 4] = color_orange
case 7: // white 2
// pixelsSRGB[colorAddr + 0] = color_white
pixelsSRGB[colorAddr + 1] = color_white
pixelsSRGB[colorAddr + 2] = color_white
pixelsSRGB[colorAddr + 3] = color_white
pixelsSRGB[colorAddr + 4] = color_white
default: // 0x00 (black 1), 0x04 (black 2)
case 0: // 0x00 (black 1), 0x04 (black 2)
pixelsSRGB[colorAddr + 0] = color_black
pixelsSRGB[colorAddr + 1] = color_black
pixelsSRGB[colorAddr + 2] = color_black
pixelsSRGB[colorAddr + 3] = color_black
// white adjustment
if (colorAddr >= 2) && (prev == 7) {
pixelsSRGB[colorAddr - 1] = color_black
}
case 4: // 0x00 (black 1), 0x04 (black 2)
pixelsSRGB[colorAddr + 1] = color_black
pixelsSRGB[colorAddr + 2] = color_black
pixelsSRGB[colorAddr + 3] = color_black
pixelsSRGB[colorAddr + 4] = color_black
if (colorAddr >= 2) && (prev == 7) {
pixelsSRGB[colorAddr - 0] = color_black
}
if (colorAddr >= 2) && (prev == 5) {
pixelsSRGB[colorAddr - 0] = color_black
}
default:
break
}
// white adjustment
if ( (prev & 2) == 2 ) && ( (pixel & 1) == 1 ) {
pixelsSRGB[colorAddr] = color_white
if (colorAddr >= 2) {
pixelsSRGB[colorAddr] = color_white
pixelsSRGB[colorAddr + 1] = color_white
if colorAddr >= 2 {
pixelsSRGB[colorAddr - 1] = color_white
pixelsSRGB[colorAddr - 2] = color_white
}
// blue expansion
if pixel == 5 {
pixelsSRGB[colorAddr + 2] = color_black
pixelsSRGB[colorAddr + 3] = color_black
pixelsSRGB[colorAddr + 4] = color_black
}
// TODO: Need better check if extra green was created
if (colorAddr >= 4) && (pixelsSRGB[colorAddr - 4] == color_green ) {
@ -436,6 +464,7 @@ class HiRes: NSView {
(pixel == 0x05) ||
(pixel == 0x03) || (pixel == 0x07) // white
) {
pixelsSRGB[colorAddr - 0] = color_blue
pixelsSRGB[colorAddr - 1] = color_blue
pixelsSRGB[colorAddr - 2] = color_blue
}