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Fix random border color of browser to have constant saturation and brightness

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This commit is contained in:
sylvass
2021-12-01 11:51:57 -05:00
parent 16f608fd5c
commit 8703ad84b4
1 changed files with 11 additions and 6 deletions
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17
modules/skybrowser/src/screenspaceskybrowser.cpp
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@@ -11,6 +11,8 @@
#include <optional>
#include <random>
#pragma optimize("", off)
namespace {
constexpr const char* _loggerCat = "ScreenSpaceSkyBrowser";
@@ -74,13 +76,16 @@ namespace openspace {
glm::vec2 screenPosition = _cartesianPosition.value();
_cartesianPosition.setValue(glm::vec3(screenPosition, skybrowser::ScreenSpaceZ));
// Generate a random border color
// Generate a random border color with sufficient lightness and a n
std::random_device rd;
std::uniform_int_distribution<int> hue(0, 255);
int value = 220;
int saturation = 128;
glm::ivec3 hsvColor = glm::ivec3(hue(rd), saturation , value);
_borderColor = glm::rgbColor(hsvColor);
// Hue is in the unit degrees [0, 360]
std::uniform_real_distribution<float> hue(0.f, 360.f);
// Value in saturation are in the unit percent [0,1]
float value = 0.95f; // Brightness
float saturation = 0.5f;
glm::vec3 hsvColor = glm::vec3(hue(rd), saturation , value);
glm::ivec3 rgbColor = glm::ivec3(glm::rgbColor(hsvColor)*255.f);
_borderColor = rgbColor;
}
ScreenSpaceSkyBrowser::~ScreenSpaceSkyBrowser() {