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Code Issues Releases Wiki Activity

better darkening of the other side

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Zeno Rogue 2018-10-25 19:58:58 +02:00
parent 804b489ebf
commit d89882a30d
1 changed files with 15 additions and 18 deletions
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33
polygons.cpp
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@ -1227,31 +1227,28 @@ purehookset hook_drawqueue;
constexpr int PMAX = int(PPR::MAX); constexpr int PMAX = int(PPR::MAX);
int qp[PMAX], qp0[PMAX]; int qp[PMAX], qp0[PMAX];
void darken_color(color_t& color) { color_t darken_color(color_t& color, bool outline) {
int alpha = color & 255; int alpha = color & 255;
if(sphere && pmodel == mdDisk && vid.alpha <= 1) { if(sphere && pmodel == mdDisk && vid.alpha <= 1)
color = 0; return 0;
else {
if(outline && alpha < 255)
return color - alpha + int(backbrightness * alpha);
else
return (gradient(backcolor, color>>8, 0, backbrightness, 1)<<8) | 0xFF;
} }
else if(alpha == 255)
color = (gradient(backcolor, color>>8, 0, backbrightness, 1)<<8) | 0xFF;
else color = color - alpha + int(backbrightness * alpha);
}
void drawqueueitem::draw_darker() {
color_t c = color;
darken_color(color);
draw();
color = c;
} }
void dqi_poly::draw_back() { void dqi_poly::draw_back() {
color_t c = outline; dynamicval<color_t> dvo(outline, darken_color(outline, true));
darken_color(outline); dynamicval<color_t> dvc(color, darken_color(color, false));
drawqueueitem::draw_darker(); draw();
outline = c;
} }
void dqi_line::draw_back() { draw_darker(); } void dqi_line::draw_back() {
dynamicval<color_t> dvc(color, darken_color(color, true));
draw();
}
void dqi_boundary_circle::draw_pre() { void dqi_boundary_circle::draw_pre() {
draw(), color = 0; draw(), color = 0;