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-rw-r--r--src/render/Clouds.cpp2
-rw-r--r--src/render/Draw.cpp4
-rw-r--r--src/render/PointLights.cpp2
3 files changed, 4 insertions, 4 deletions
diff --git a/src/render/Clouds.cpp b/src/render/Clouds.cpp
index 2ead715b..2884894c 100644
--- a/src/render/Clouds.cpp
+++ b/src/render/Clouds.cpp
@@ -305,7 +305,7 @@ CClouds::RenderBackground(int16 topred, int16 topgreen, int16 topblue,
float c = Sqrt(mat->right.x * mat->right.x + mat->right.y * mat->right.y);
if(c > 1.0f)
c = 1.0f;
- ms_cameraRoll = acos(c);
+ ms_cameraRoll = Acos(c);
if(mat->right.z < 0.0f)
ms_cameraRoll = -ms_cameraRoll;
diff --git a/src/render/Draw.cpp b/src/render/Draw.cpp
index 5a377214..beb3443d 100644
--- a/src/render/Draw.cpp
+++ b/src/render/Draw.cpp
@@ -50,8 +50,8 @@ CDraw::ConvertFOV(float hfov)
float ar1 = DEFAULT_ASPECT_RATIO;
float ar2 = GetAspectRatio();
hfov = DEGTORAD(hfov);
- float vfov = atan(tan(hfov/2) / ar1) *2;
- hfov = atan(tan(vfov/2) * ar2) *2;
+ float vfov = Atan(tan(hfov/2) / ar1) *2;
+ hfov = Atan(tan(vfov/2) * ar2) *2;
return RADTODEG(hfov);
}
#endif
diff --git a/src/render/PointLights.cpp b/src/render/PointLights.cpp
index b5d4ece1..a015ec54 100644
--- a/src/render/PointLights.cpp
+++ b/src/render/PointLights.cpp
@@ -213,7 +213,7 @@ CPointLights::RenderFogEffect(void)
if(dot > 0.0f && dot < FOG_AREA_LENGTH && linedistsq < sq(FOG_AREA_WIDTH)){
float intensity = 158.0f * fogginess;
// more intensity the smaller the angle
- intensity *= dot/sqrt(distsq);
+ intensity *= dot/Sqrt(distsq);
// more intensity the closer to light source
intensity *= 1.0f - sq(dot/FOG_AREA_LENGTH);
// more intensity the closer to line