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Made star haloes invisible during daylight from the surfaces of planets with atmospheres.

ver1_5_1
Chris Laurel 2001-12-11 07:40:53 +00:00
parent f11ac677ea
commit 3829eb0ef7
2 changed files with 14 additions and 10 deletions
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21
src/celengine/render.cpp
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@ -91,8 +91,9 @@ Renderer::Renderer() :
ambientLightLevel(0.1f),
fragmentShaderEnabled(false),
vertexShaderEnabled(false),
saturationMag(1.0f),
brightnessBias(0.0f),
saturationMagNight(1.0f),
saturationMag(1.0f),
starVertexBuffer(NULL),
asterisms(NULL),
nSimultaneousTextures(1),
@ -553,7 +554,7 @@ void Renderer::clearLabels()
void Renderer::render(const Observer& observer,
const StarDatabase& starDB,
float faintestVisible,
float faintestMagNight,
SolarSystem* solarSystem,
GalaxyList* galaxies,
const Selection& sel,
@ -603,7 +604,8 @@ void Renderer::render(const Observer& observer,
starTex->bind();
}
faintestMag = faintestVisible;
faintestMag = faintestMagNight;
saturationMag = saturationMagNight;
Color skyColor(0.0f, 0.0f, 0.0f);
@ -640,7 +642,8 @@ void Renderer::render(const Observer& observer,
atmosphere->skyColor.green() * lightness,
atmosphere->skyColor.blue() * lightness);
faintestMag = faintestVisible - 10.0f * lightness;
faintestMag = faintestMagNight - 10.0f * lightness;
saturationMag = saturationMagNight - 10.0f * lightness;
}
}
}
@ -691,7 +694,7 @@ void Renderer::render(const Observer& observer,
// Render stars
glBlendFunc(GL_SRC_ALPHA, GL_ONE);
if ((renderFlags & ShowStars) != 0)
renderStars(starDB, faintestVisible, observer);
renderStars(starDB, faintestMag, observer);
// Render asterisms
if ((renderFlags & ShowDiagrams) != 0 && asterisms != NULL)
@ -2297,7 +2300,7 @@ public:
vector<Renderer::RenderListEntry>* renderList;
Renderer::StarVertexBuffer* starVertexBuffer;
float faintestVisible;
float faintestMagNight;
float size;
float pixelSize;
float faintestMag;
@ -2419,7 +2422,7 @@ void StarRenderer::process(const Star& star, float distance, float appMag)
}
void Renderer::renderStars(const StarDatabase& starDB,
float faintestVisible,
float faintestMagNight,
const Observer& observer)
{
StarRenderer starRenderer;
@ -2430,7 +2433,7 @@ void Renderer::renderStars(const StarDatabase& starDB,
starRenderer.glareParticles = &glareParticles;
starRenderer.renderList = &renderList;
starRenderer.starVertexBuffer = starVertexBuffer;
starRenderer.faintestVisible = faintestVisible;
starRenderer.faintestMagNight = faintestMagNight;
starRenderer.size = pixelSize * 1.5f;
starRenderer.pixelSize = pixelSize;
starRenderer.brightnessScale = brightnessScale;
@ -2448,7 +2451,7 @@ void Renderer::renderStars(const StarDatabase& starDB,
observer.getOrientation(),
degToRad(fov),
(float) windowWidth / (float) windowHeight,
faintestVisible);
faintestMagNight);
starRenderer.starVertexBuffer->render();
glareTex->bind();

3
src/celengine/render.h
View File

@ -212,11 +212,12 @@ class Renderer
float ambientLightLevel;
bool fragmentShaderEnabled;
bool vertexShaderEnabled;
float saturationMag;
float brightnessBias;
float brightnessScale;
float faintestMag;
float saturationMagNight;
float saturationMag;
Color ambientColor;