moved from h4570/tyra

2020-10-28 09:16:49 +01:00
commit 68eb496e11
90 changed files with 8066 additions and 0 deletions
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+/*
+# ______       ____   ___
+#   |     \/   ____| |___|    
+#   |     |   |   \  |   |       
+#-----------------------------------------------------------------------
+# Copyright 2020, tyra - https://github.com/h4570/tyra
+# Licenced under Apache License 2.0
+# Sandro Sobczyński <sandro.sobczynski@gmail.com>
+*/
+
+#include "../include/modules/light.hpp"
+
+// ----
+// Constructors/Destructors
+// ----
+
+Light::Light() {}
+
+Light::~Light() {}
+
+// ----
+// Methods
+// ----
+
+const u8 ADDITIONAL_LIGHTS = 1; // Ambient
+
+u16 Light::getLightsCount(u32 t_bulbsCount) { return t_bulbsCount + ADDITIONAL_LIGHTS; }
+
+/** Calculates lighting. Used in gifSender in object 3D calculations */
+void Light::calculateLight(VECTOR *t_lightDirections, VECTOR *t_lightColors, int *t_lightTypes, LightBulb *t_bulbs, u32 t_bulbsCount, Vector3 t_objPosition)
+{
+    // --- Ambient light
+
+    t_lightTypes[0] = LIGHT_AMBIENT;
+
+    t_lightDirections[0][0] = 0.0F;
+    t_lightDirections[0][1] = 0.0F;
+    t_lightDirections[0][2] = 0.0F;
+    t_lightDirections[0][3] = 1.0F;
+
+    t_lightColors[0][0] = 0.0F;
+    t_lightColors[0][1] = 0.0F;
+    t_lightColors[0][2] = 0.0F;
+    t_lightColors[0][3] = 1.0F;
+
+    // ---
+
+    for (u8 i = 0; i < t_bulbsCount; i++)
+    {
+        t_lightTypes[i + 1] = LIGHT_DIRECTIONAL;
+
+        Vector3 newLight = Vector3(t_objPosition.x - t_bulbs[i].position.x,
+                                   t_objPosition.y - t_bulbs[i].position.y,
+                                   t_objPosition.z - t_bulbs[i].position.z);
+
+        newLight.normalize();
+        newLight = newLight *
+                   (.1F +
+                    (t_bulbs[i].intensity / t_bulbs[i].position.distanceTo(t_objPosition)));
+
+        t_lightDirections[i + 1][0] = newLight.x;
+        t_lightDirections[i + 1][1] = newLight.y;
+        t_lightDirections[i + 1][2] = newLight.z;
+        t_lightDirections[i + 1][3] = 1.0F;
+
+        t_lightColors[i + 1][0] = 0.8F;
+        t_lightColors[i + 1][1] = 0.8F;
+        t_lightColors[i + 1][2] = 0.8F;
+        t_lightColors[i + 1][3] = 1.0F;
+    }
+}