diff options
| -rw-r--r-- | client/shaders/stars_shader/opengl_fragment.glsl | 6 | ||||
| -rw-r--r-- | client/shaders/stars_shader/opengl_vertex.glsl | 4 | ||||
| -rw-r--r-- | src/client/game.cpp | 8 | ||||
| -rw-r--r-- | src/client/sky.cpp | 15 | ||||
| -rw-r--r-- | src/client/sky.h | 8 |
5 files changed, 31 insertions, 10 deletions
diff --git a/client/shaders/stars_shader/opengl_fragment.glsl b/client/shaders/stars_shader/opengl_fragment.glsl new file mode 100644 index 000000000..a9ed741bf --- /dev/null +++ b/client/shaders/stars_shader/opengl_fragment.glsl @@ -0,0 +1,6 @@ +uniform vec4 starColor; + +void main(void) +{ + gl_FragColor = starColor; +} diff --git a/client/shaders/stars_shader/opengl_vertex.glsl b/client/shaders/stars_shader/opengl_vertex.glsl new file mode 100644 index 000000000..77c401f34 --- /dev/null +++ b/client/shaders/stars_shader/opengl_vertex.glsl @@ -0,0 +1,4 @@ +void main(void) +{ + gl_Position = mWorldViewProj * inVertexPosition; +} diff --git a/src/client/game.cpp b/src/client/game.cpp index b7bb0a330..2001f0487 100644 --- a/src/client/game.cpp +++ b/src/client/game.cpp @@ -424,6 +424,7 @@ class GameGlobalShaderConstantSetter : public IShaderConstantSetter CachedVertexShaderSetting<float> m_animation_timer_vertex; CachedPixelShaderSetting<float> m_animation_timer_pixel; CachedPixelShaderSetting<float, 3> m_day_light; + CachedPixelShaderSetting<float, 4> m_star_color; CachedPixelShaderSetting<float, 3> m_eye_position_pixel; CachedVertexShaderSetting<float, 3> m_eye_position_vertex; CachedPixelShaderSetting<float, 3> m_minimap_yaw; @@ -456,6 +457,7 @@ public: m_animation_timer_vertex("animationTimer"), m_animation_timer_pixel("animationTimer"), m_day_light("dayLight"), + m_star_color("starColor"), m_eye_position_pixel("eyePosition"), m_eye_position_vertex("eyePosition"), m_minimap_yaw("yawVec"), @@ -507,6 +509,10 @@ public: sunlight.b }; m_day_light.set(dnc, services); + video::SColorf star_color = m_sky->getCurrentStarColor(); + float clr[4] = {star_color.r, star_color.g, star_color.b, star_color.a}; + m_star_color.set(clr, services); + u32 animation_timer = porting::getTimeMs() % 1000000; float animation_timer_f = (float)animation_timer / 100000.f; m_animation_timer_vertex.set(&animation_timer_f, services); @@ -1363,7 +1369,7 @@ bool Game::createClient(const GameStartData &start_data) /* Skybox */ - sky = new Sky(-1, texture_src); + sky = new Sky(-1, texture_src, shader_src); scsf->setSky(sky); skybox = NULL; // This is used/set later on in the main run loop diff --git a/src/client/sky.cpp b/src/client/sky.cpp index dda59dd11..3fc5a95b4 100644 --- a/src/client/sky.cpp +++ b/src/client/sky.cpp @@ -51,7 +51,7 @@ static video::SMaterial baseMaterial() { return mat; }; -Sky::Sky(s32 id, ITextureSource *tsrc) : +Sky::Sky(s32 id, ITextureSource *tsrc, IShaderSource *ssrc) : scene::ISceneNode(RenderingEngine::get_scene_manager()->getRootSceneNode(), RenderingEngine::get_scene_manager(), id) { @@ -59,10 +59,12 @@ Sky::Sky(s32 id, ITextureSource *tsrc) : m_box.MaxEdge.set(0, 0, 0); m_box.MinEdge.set(0, 0, 0); + m_enable_shaders = g_settings->getBool("enable_shaders"); + // Create materials m_materials[0] = baseMaterial(); - m_materials[0].MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL; + m_materials[0].MaterialType = ssrc->getShaderInfo(ssrc->getShader("stars_shader", TILE_MATERIAL_ALPHA, 0)).material; m_materials[0].Lighting = true; m_materials[0].ColorMaterial = video::ECM_NONE; @@ -694,12 +696,11 @@ void Sky::draw_stars(video::IVideoDriver * driver, float wicked_time_of_day) float tod = wicked_time_of_day < 0.5f ? wicked_time_of_day : (1.0f - wicked_time_of_day); float starbrightness = (0.25f - fabsf(tod)) * 20.0f; - int alpha = clamp<int>(starbrightness * m_star_params.starcolor.getAlpha(), 0, 255); - if (!alpha) // Stars are only drawn when not fully transparent + m_star_color = m_star_params.starcolor; + m_star_color.a = clamp(starbrightness * m_star_color.a, 0.0f, 1.0f); + if (m_star_color.a <= 0.0f) // Stars are only drawn when not fully transparent return; - - m_materials[0].DiffuseColor = video::SColor(alpha, 0, 0, 0); - m_materials[0].EmissiveColor = m_star_params.starcolor; + m_materials[0].DiffuseColor = m_materials[0].EmissiveColor = m_star_color.toSColor(); auto sky_rotation = core::matrix4().setRotationAxisRadians(2.0f * M_PI * (wicked_time_of_day - 0.25f), v3f(0.0f, 0.0f, 1.0f)); auto world_matrix = driver->getTransform(video::ETS_WORLD); driver->setTransform(video::ETS_WORLD, world_matrix * sky_rotation); diff --git a/src/client/sky.h b/src/client/sky.h index 9f859f961..10e1cd976 100644 --- a/src/client/sky.h +++ b/src/client/sky.h @@ -22,6 +22,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #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, ITextureSource *tsrc, IShaderSource *ssrc); virtual void OnRegisterSceneNode(); @@ -102,6 +103,8 @@ public: void clearSkyboxTextures() { m_sky_params.textures.clear(); } void addTextureToSkybox(std::string texture, int material_id, ITextureSource *tsrc); + const video::SColorf &getCurrentStarColor() const { return m_star_color; } + private: aabb3f m_box; video::SMaterial m_materials[SKY_MATERIAL_COUNT]; @@ -155,6 +158,7 @@ private: 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; 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); @@ -181,6 +185,7 @@ private: 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; @@ -188,7 +193,6 @@ private: 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); |