From b691c43c44ff180d10e7d4a9afc83b98551ff586 Mon Sep 17 00:00:00 2001
From: daoge_cmd <3523206925@qq.com>
Date: Sun, 1 Mar 2026 12:16:08 +0800
Subject: Initial commit

---
 Minecraft.Client/Lighting.cpp | 65 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 Minecraft.Client/Lighting.cpp

(limited to 'Minecraft.Client/Lighting.cpp')

diff --git a/Minecraft.Client/Lighting.cpp b/Minecraft.Client/Lighting.cpp
new file mode 100644
index 00000000..50529d51
--- /dev/null
+++ b/Minecraft.Client/Lighting.cpp
@@ -0,0 +1,65 @@
+#include "stdafx.h"
+#include "Lighting.h"
+#include "..\Minecraft.World\FloatBuffer.h"
+#include "..\Minecraft.World\Vec3.h"
+
+FloatBuffer *Lighting::lb = new FloatBuffer(16);
+
+
+void Lighting::turnOff()
+{
+    glDisable(GL_LIGHTING);
+    glDisable(GL_LIGHT0);
+    glDisable(GL_LIGHT1);
+    glDisable(GL_COLOR_MATERIAL);
+}
+
+void Lighting::turnOn()
+{
+    glEnable(GL_LIGHTING);
+    glEnable(GL_LIGHT0);
+    glEnable(GL_LIGHT1);
+    glEnable(GL_COLOR_MATERIAL);
+    glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE);
+    float a = 0.4f;
+    float d = 0.6f;
+    float s = 0.0f;
+
+    Vec3 *l = Vec3::newTemp(0.2f, 1.0f, -0.7f)->normalize();
+    glLight(GL_LIGHT0, GL_POSITION, getBuffer(l->x, l->y, l->z, 0));
+    glLight(GL_LIGHT0, GL_DIFFUSE, getBuffer(d, d, d, 1));
+    glLight(GL_LIGHT0, GL_AMBIENT, getBuffer(0.0f, 0.0f, 0.0f, 1.0f));
+    glLight(GL_LIGHT0, GL_SPECULAR, getBuffer(s, s, s, 1.0f));
+
+    l = Vec3::newTemp(-0.2f, 1.0f, 0.7f)->normalize();
+    glLight(GL_LIGHT1, GL_POSITION, getBuffer(l->x, l->y, l->z, 0));
+    glLight(GL_LIGHT1, GL_DIFFUSE, getBuffer(d, d, d, 1));
+    glLight(GL_LIGHT1, GL_AMBIENT, getBuffer(0.0f, 0.0f, 0.0f, 1.0f));
+    glLight(GL_LIGHT1, GL_SPECULAR, getBuffer(s, s, s, 1.0f));
+
+    glShadeModel(GL_FLAT);
+    glLightModel(GL_LIGHT_MODEL_AMBIENT, getBuffer(a, a, a, 1));
+
+}
+
+FloatBuffer *Lighting::getBuffer(double a, double b, double c, double d)
+{
+	return getBuffer((float) a, (float) b, (float) c, (float) d);
+}
+
+FloatBuffer *Lighting::getBuffer(float a, float b, float c, float d)
+{
+    lb->clear();
+    lb->put(a)->put(b)->put(c)->put(d);
+    lb->flip();
+    return lb;
+}
+
+void Lighting::turnOnGui() 
+{
+	glPushMatrix();
+	glRotatef(-30, 0, 1, 0);
+	glRotatef(165, 1, 0, 0);
+	turnOn();
+	glPopMatrix();
+}
\ No newline at end of file
-- 
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