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Code Issues Releases Wiki Activity

generalized PSL to ~SL (discrepancies still appear)

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Zeno Rogue
2020-07-24 02:30:50 +02:00
parent 4798bf99fd
commit 351eda2b5d
9 changed files with 211 additions and 68 deletions
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21
drawing.cpp
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@@ -615,6 +615,10 @@ void dqi_poly::gldraw() {
if(global_projection && global_projection != ed) continue;
current_display->set_all(ed);
bool draw = color;
if(min_slr < max_slr) {
glhr::set_index_sl(band_shift + M_PI * min_slr * hybrid::csteps / cgi.psl_steps);
}
flagtype sp = get_shader_flags();
@@ -701,9 +705,8 @@ void dqi_poly::gldraw() {
}
}
if(min_slr < max_slr) {
if(min_slr+1 < max_slr) {
min_slr++;
glhr::set_index_sl(M_PI * min_slr);
goto next_slr;
}
}
@@ -1521,15 +1524,19 @@ void dqi_poly::draw() {
#if CAP_GL
if(vid.usingGL && (current_display->set_all(global_projection), get_shader_flags() & SF_DIRECT)) {
if(sl2 && pmodel == mdGeodesic) {
ld z = atan2(V[2][3], V[3][3]);
if(sl2 && pmodel == mdGeodesic && hybrid::csteps) {
ld z = atan2(V[2][3], V[3][3]) + band_shift;
auto zr = sightranges[geometry];
min_slr = ceil((-zr - z) / M_PI);
max_slr = floor((zr - z) / M_PI);
ld ns = stretch::not_squared();
ld db = cgi.psl_steps / M_PI / ns / hybrid::csteps;
min_slr = floor((-zr - z) * db);
max_slr = ceil((zr - z) * db);
if(min_slr > max_slr) return;
if(flags & POLY_ONE_LEVEL) min_slr = max_slr = 0;
glhr::set_index_sl(M_PI * min_slr);
max_slr++;
}
else min_slr = 0, max_slr = 1;
set_width(get_width(this));
flags &= ~POLY_INVERSE;
gldraw();