Don't look for zlib and zstd manually on Windows

[dragonfireclient.git] / src / client / sky.h

diff --git a/src/client/sky.h b/src/client/sky.h
index 17654501575ce7e961389e1ebf97fa18f245e036..83106453b4af309d64ba58d7542912b23b8ea8b5 100644 (file)
--- a/src/client/sky.h
+++ b/src/client/sky.h
@@ -17,11 +17,12 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
+#include "irrlichttypes_extrabloated.h"
 #include <ISceneNode.h>
 #include <array>
 #include "camera.h"
-#include "irrlichttypes_extrabloated.h"
 #include "irr_ptr.h"
+#include "shader.h"
 #include "skyparams.h"
 
 #pragma once
@@ -35,7 +36,7 @@ class Sky : public scene::ISceneNode
 {
 public:
        //! constructor
-       Sky(s32 id, ITextureSource *tsrc);
+       Sky(s32 id, RenderingEngine *rendering_engine, ITextureSource *tsrc, IShaderSource *ssrc);
 
        virtual void OnRegisterSceneNode();
 
@@ -64,15 +65,15 @@ class Sky : public scene::ISceneNode
        }
 
        void setSunVisible(bool sun_visible) { m_sun_params.visible = sun_visible; }
-       void setSunTexture(std::string sun_texture,
-               std::string sun_tonemap, ITextureSource *tsrc);
+       void setSunTexture(const std::string &sun_texture,
+               const std::string &sun_tonemap, ITextureSource *tsrc);
        void setSunScale(f32 sun_scale) { m_sun_params.scale = sun_scale; }
        void setSunriseVisible(bool glow_visible) { m_sun_params.sunrise_visible = glow_visible; }
-       void setSunriseTexture(std::string sunglow_texture, ITextureSource* tsrc);
+       void setSunriseTexture(const std::string &sunglow_texture, ITextureSource* tsrc);
 
        void setMoonVisible(bool moon_visible) { m_moon_params.visible = moon_visible; }
-       void setMoonTexture(std::string moon_texture,
-               std::string moon_tonemap, ITextureSource *tsrc);
+       void setMoonTexture(const std::string &moon_texture,
+               const std::string &moon_tonemap, ITextureSource *tsrc);
        void setMoonScale(f32 moon_scale) { m_moon_params.scale = moon_scale; }
 
        void setStarsVisible(bool stars_visible) { m_star_params.visible = stars_visible; }
@@ -86,22 +87,26 @@ class Sky : public scene::ISceneNode
        void setVisible(bool visible) { m_visible = visible; }
        // Set only from set_sky API
        void setCloudsEnabled(bool clouds_enabled) { m_clouds_enabled = clouds_enabled; }
-       void setFallbackBgColor(const video::SColor &fallback_bg_color)
+       void setFallbackBgColor(video::SColor fallback_bg_color)
        {
                m_fallback_bg_color = fallback_bg_color;
        }
-       void overrideColors(const video::SColor &bgcolor, const video::SColor &skycolor)
+       void overrideColors(video::SColor bgcolor, video::SColor skycolor)
        {
                m_bgcolor = bgcolor;
                m_skycolor = skycolor;
        }
        void setSkyColors(const SkyColor &sky_color);
        void setHorizonTint(video::SColor sun_tint, video::SColor moon_tint,
-               std::string use_sun_tint);
+               const std::string &use_sun_tint);
        void setInClouds(bool clouds) { m_in_clouds = clouds; }
        void clearSkyboxTextures() { m_sky_params.textures.clear(); }
-       void addTextureToSkybox(std::string texture, int material_id,
+       void addTextureToSkybox(const  std::string &texture, int material_id,
                ITextureSource *tsrc);
+       const video::SColorf &getCurrentStarColor() const { return m_star_color; }
+
+       float getSkyBodyOrbitTilt() const { return m_sky_body_orbit_tilt; }
+
 private:
        aabb3f m_box;
        video::SMaterial m_materials[SKY_MATERIAL_COUNT];
@@ -123,7 +128,7 @@ class Sky : public scene::ISceneNode
        }
 
        // Mix two colors by a given amount
-       video::SColor m_mix_scolor(video::SColor col1, video::SColor col2, f32 factor)
+       static video::SColor m_mix_scolor(video::SColor col1, video::SColor col2, f32 factor)
        {
                video::SColor result = video::SColor(
                                col1.getAlpha() * (1 - factor) + col2.getAlpha() * factor,
@@ -132,7 +137,7 @@ class Sky : public scene::ISceneNode
                                col1.getBlue() * (1 - factor) + col2.getBlue() * factor);
                return result;
        }
-       video::SColorf m_mix_scolorf(video::SColorf col1, video::SColorf col2, f32 factor)
+       static video::SColorf m_mix_scolorf(video::SColorf col1, video::SColorf col2, f32 factor)
        {
                video::SColorf result =
                                video::SColorf(col1.r * (1 - factor) + col2.r * factor,
@@ -155,6 +160,8 @@ class Sky : public scene::ISceneNode
        bool m_clouds_enabled = true; // Initialised to true, reset only by set_sky API
        bool m_directional_colored_fog;
        bool m_in_clouds = true; // Prevent duplicating bools to remember old values
+       bool m_enable_shaders = false;
+       float m_sky_body_orbit_tilt = 0.0f;
 
        video::SColorf m_bgcolor_bright_f = video::SColorf(1.0f, 1.0f, 1.0f, 1.0f);
        video::SColorf m_skycolor_bright_f = video::SColorf(1.0f, 1.0f, 1.0f, 1.0f);
@@ -179,7 +186,9 @@ class Sky : public scene::ISceneNode
 
        bool m_default_tint = true;
 
+       u64 m_seed = 0;
        irr_ptr<scene::SMeshBuffer> m_stars;
+       video::SColorf m_star_color;
 
        video::ITexture *m_sun_texture;
        video::ITexture *m_moon_texture;
@@ -187,7 +196,6 @@ class Sky : public scene::ISceneNode
        video::ITexture *m_moon_tonemap;
 
        void updateStars();
-       void updateStarsColor(video::SColor color);
 
        void draw_sun(video::IVideoDriver *driver, float sunsize, const video::SColor &suncolor,
                const video::SColor &suncolor2, float wicked_time_of_day);
@@ -200,3 +208,7 @@ class Sky : public scene::ISceneNode
                float horizon_position, float day_position);
        void setSkyDefaults();
 };
+
+// calculates value for sky body positions for the given observed time of day
+// this is used to draw both Sun/Moon and shadows
+float getWickedTimeOfDay(float time_of_day);