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Fix light masks for dark towns

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This commit is contained in:
Celtic Minstrel
2014-04-18 01:26:05 -04:00
parent dca3c3c18f
commit 55c3f83d22
5 changed files with 40 additions and 36 deletions
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21
osx/tools/graphtool.cpp
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@@ -918,13 +918,14 @@ void frame_circle(sf::RenderTarget& target, RECT rect, sf::Color colour) {
frame_shape(target, frame, rect.left, rect.top, colour);
}
void fill_region(sf::RenderTarget& target, Region& region, sf::Color colour) {
void fill_region(sf::RenderWindow& target, Region& region, sf::Color colour) {
clip_region(target, region);
fill_rect(target, RECT(target), colour);
undo_clip(target);
}
void frame_region(sf::RenderTarget& target, Region& region, sf::Color colour) {
void frame_region(sf::RenderWindow& target, Region& region, sf::Color colour) {
// TODO: Uh, actually, this won't do what it says. Eh, I'll fix it if I ever use it.
clip_region(target, region);
frame_rect(target, RECT(target), colour);
undo_clip(target);
@@ -957,17 +958,25 @@ void Region::offset(location off) {
offset(off.x, off.y);
}
void Region::setStencil(sf::RenderTarget& where) {
setActiveRenderTarget(where);
// We can only use stencil buffer in the main window
// Could request it in dialogs, but currently don't
// SFML does not appear to allow requesting it for render textures
void Region::setStencil(sf::RenderWindow& where) {
where.setActive();
glClearStencil(0);
glClear(GL_STENCIL_BUFFER_BIT);
glEnable(GL_STENCIL_TEST);
glStencilFunc(GL_ALWAYS, 1, 1);
for(auto shape : shapes) {
if(shape->getFillColor() == sf::Color::Black)
// Save the colour in case we need to reuse this region
sf::Color colour = shape->getFillColor();
if(colour == sf::Color::Black)
glStencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE);
else glStencilOp(GL_ZERO, GL_ZERO, GL_ZERO);
// Make transparent so we don't overwrite important stuff
shape->setFillColor(sf::Color::Transparent);
where.draw(*shape);
shape->setFillColor(colour);
}
glStencilFunc(GL_EQUAL, 1, 1);
glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
@@ -980,7 +989,7 @@ void clip_rect(sf::RenderTarget& where, RECT rect) {
glScissor(rect.left, RECT(where).height() - rect.bottom, rect.width(), rect.height());
}
void clip_region(sf::RenderTarget& where, Region& region) {
void clip_region(sf::RenderWindow& where, Region& region) {
region.setStencil(where);
}