Загрузка карт фоновой и зеркальной составляющих

include/Model.h

@@ -88,6 +88,8 @@ class Model : public Node
         GLuint verteces_count; // Количество вершин
         size_t first_index_byteOffset, indices_count; // Сдвиг в байтах для первого и количество индексов
         Texture texture_diffuse; // Диффузная текстура
+        Texture texture_ambient; // Текстура фонового освщения
+        Texture texture_specular; // Текстура зеркального отражения
 };
 
 #endif // MODEL_H

include/Texture.h

@@ -8,6 +8,8 @@
 
 enum TexType {
     TEX_DIFFUSE,
+    TEX_AMBIENT,
+    TEX_SPECULAR,
     TEX_AVAILABLE_COUNT
 };
 

shaders/shader.frag

@@ -11,6 +11,8 @@ layout(std140, binding = 1) uniform Material
 };
 
 uniform sampler2D tex_diffuse;
+uniform sampler2D tex_ambient;
+uniform sampler2D tex_specular;
 
 out vec4 color; 
 

src/Model.cpp

@@ -212,7 +212,7 @@ Model::Model(const Model& copy) : Node(copy),
 vao(copy.vao), 
 verteces_count(copy.verteces_count), first_index_byteOffset(copy.first_index_byteOffset), indices_count(copy.indices_count), 
 vertex_vbo(copy.vertex_vbo), index_vbo(copy.index_vbo), normals_vbo(copy.normals_vbo), texCoords_vbo(copy.texCoords_vbo),
-texture_diffuse(copy.texture_diffuse), 
+texture_diffuse(copy.texture_diffuse), texture_ambient(copy.texture_ambient), texture_specular(copy.texture_specular), 
 material(copy.material)
 {
 
@@ -233,6 +233,8 @@ Model& Model::operator=(const Model& other)
     texCoords_vbo = other.texCoords_vbo;
 
     texture_diffuse = other.texture_diffuse;
+    texture_ambient = other.texture_ambient;
+    texture_specular = other.texture_specular;
     
     material = other.material;
 
@@ -252,6 +254,9 @@ void Model::render(const GLuint &model_uniform, UBO &material_buffer)
 
     // Подключаем текстуры
     texture_diffuse.use();
+    texture_ambient.use();
+    texture_specular.use();
+    
 
     // Загружаем данные о материале
     material_buffer.load(&material, sizeof(material));
@@ -383,5 +388,11 @@ void Model::set_texture(Texture& texture)
         case TEX_DIFFUSE:
             texture_diffuse = texture;
             break;
+        case TEX_AMBIENT:
+            texture_ambient = texture;
+            break;
+        case TEX_SPECULAR:
+            texture_specular = texture;
+            break;
     };
 }

src/Scene.cpp

@@ -208,6 +208,10 @@ Scene loadOBJtoScene(const char* filename, const char* mtl_directory, const char
         // Текстуры
         Texture diffuse(TEX_DIFFUSE, texture_directory + materials[materials_ids[i]].diffuse_texname);
         s->set_texture(diffuse);
+        Texture ambient(TEX_AMBIENT, texture_directory + materials[materials_ids[i]].ambient_texname);
+        s->set_texture(ambient);
+        Texture specular(TEX_SPECULAR, texture_directory + materials[materials_ids[i]].specular_texname);
+        s->set_texture(specular);
 
         // Материал
         s->material.ka = glm::vec3(materials[materials_ids[i]].ambient[0],  materials[materials_ids[i]].ambient[1],  materials[materials_ids[i]].ambient[2]);

src/main.cpp

@@ -90,7 +90,7 @@ int main(void)
     base.load(GL_FRAGMENT_SHADER, "shaders/shader.frag");
     base.link();
     // Установим значения текстур
-    const char* textures_base_shader_names[] = {"tex_diffuse"};
+    const char* textures_base_shader_names[] = {"tex_diffuse", "tex_ambient", "tex_specular"};
     base.bindTextures(textures_base_shader_names, sizeof(textures_base_shader_names)/sizeof(const char*));