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CGE: Implement monochrome view mode button

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This commit is contained in:
Paul Gilbert 2011-07-16 15:44:17 +10:00
parent b957eda759
commit 50d313a547
2 changed files with 2 additions and 3 deletions
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1
engines/cge/cge_main.cpp
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@ -299,7 +299,6 @@ void CGEEngine::setMapBrick(int x, int z) {
}
}
//static void switchColorMode();
//static void switchDebug();
//static void pullSprite();
//static void NextStep();

4
engines/cge/vga13h.cpp
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@ -1128,9 +1128,9 @@ void Vga::setColors(Dac *tab, int lum) {
if (_mono) {
destP = _newColors;
for (int idx = 0; idx < PAL_CNT; ++idx, ++palP) {
for (int idx = 0; idx < PAL_CNT; ++idx, ++destP) {
// Form a greyscalce colour from 30% R, 59% G, 11% B
uint8 intensity = (destP->_r * 77) + (destP->_g * 151) + (destP->_b * 28);
uint8 intensity = (((int)destP->_r * 77) + ((int)destP->_g * 151) + ((int)destP->_b * 28)) >> 8;
destP->_r = intensity;
destP->_g = intensity;
destP->_b = intensity;