Asset: Add 3D shader

assets/glsl/batch-3d.frag

@@ -0,0 +1,49 @@
+#version 450 core
+
+layout(location = 0) out vec4 color;
+
+in vec3 v_normal;
+in vec2 v_textureCoordinates;
+in flat float v_textureIndex;
+
+uniform sampler2D u_textures[32];
+
+void main()
+{
+	vec4 textureColor = vec4(1.0f);
+	switch(int(v_textureIndex)) {
+		case 0:  break; // Texture unit 0 is reserved for no texture
+		case 1:  textureColor *= texture(u_textures[1],  v_textureCoordinates); break;
+		case 2:  textureColor *= texture(u_textures[2],  v_textureCoordinates); break;
+		case 3:  textureColor *= texture(u_textures[3],  v_textureCoordinates); break;
+		case 4:  textureColor *= texture(u_textures[4],  v_textureCoordinates); break;
+		case 5:  textureColor *= texture(u_textures[5],  v_textureCoordinates); break;
+		case 6:  textureColor *= texture(u_textures[6],  v_textureCoordinates); break;
+		case 7:  textureColor *= texture(u_textures[7],  v_textureCoordinates); break;
+		case 8:  textureColor *= texture(u_textures[8],  v_textureCoordinates); break;
+		case 9:  textureColor *= texture(u_textures[9],  v_textureCoordinates); break;
+		case 10: textureColor *= texture(u_textures[10], v_textureCoordinates); break;
+		case 11: textureColor *= texture(u_textures[11], v_textureCoordinates); break;
+		case 12: textureColor *= texture(u_textures[12], v_textureCoordinates); break;
+		case 13: textureColor *= texture(u_textures[13], v_textureCoordinates); break;
+		case 14: textureColor *= texture(u_textures[14], v_textureCoordinates); break;
+		case 15: textureColor *= texture(u_textures[15], v_textureCoordinates); break;
+		case 16: textureColor *= texture(u_textures[16], v_textureCoordinates); break;
+		case 17: textureColor *= texture(u_textures[17], v_textureCoordinates); break;
+		case 18: textureColor *= texture(u_textures[18], v_textureCoordinates); break;
+		case 19: textureColor *= texture(u_textures[19], v_textureCoordinates); break;
+		case 20: textureColor *= texture(u_textures[20], v_textureCoordinates); break;
+		case 21: textureColor *= texture(u_textures[21], v_textureCoordinates); break;
+		case 22: textureColor *= texture(u_textures[22], v_textureCoordinates); break;
+		case 23: textureColor *= texture(u_textures[23], v_textureCoordinates); break;
+		case 24: textureColor *= texture(u_textures[24], v_textureCoordinates); break;
+		case 25: textureColor *= texture(u_textures[25], v_textureCoordinates); break;
+		case 26: textureColor *= texture(u_textures[26], v_textureCoordinates); break;
+		case 27: textureColor *= texture(u_textures[27], v_textureCoordinates); break;
+		case 28: textureColor *= texture(u_textures[28], v_textureCoordinates); break;
+		case 29: textureColor *= texture(u_textures[29], v_textureCoordinates); break;
+		case 30: textureColor *= texture(u_textures[30], v_textureCoordinates); break;
+		case 31: textureColor *= texture(u_textures[31], v_textureCoordinates); break;
+	}
+    color = textureColor;
+}

assets/glsl/batch-3d.vert

@@ -0,0 +1,21 @@
+#version 450 core
+
+layout(location = 0) in vec3 a_position;
+layout(location = 1) in vec3 a_normal;
+layout(location = 2) in vec2 a_textureCoordinates;
+layout(location = 3) in float a_textureIndex;
+
+out vec3 v_normal;
+out vec2 v_textureCoordinates;
+out flat float v_textureIndex;
+
+uniform mat4 u_projectionView;
+
+void main()
+{
+	v_normal = a_normal;
+	v_textureCoordinates = a_textureCoordinates;
+	v_textureIndex = a_textureIndex;
+	// Vclip = Camera projection * Camera view * Model transform * Vlocal
+	gl_Position = u_projectionView * vec4(a_position, 1.0f);
+}

assets/glsl/batch-font.vert

@@ -33,7 +33,4 @@ void main()
 	v_borderColor = a_borderColor;
 	v_offset = a_offset;
 	gl_Position = vec4(a_position, 1.0f);
-
-	// Vclip = Camera projection * Camera view * Model transform * Vlocal
-	// gl_Position = u_projectionView * vec4(a_position, 1.0f);
 }