Draw

void Ex8::draw(){
	GLfloat t = glfwGetTime();

	glm::mat4 model;
	model = glm::rotate(model, t, glm::vec3(0.f, 1.f, 0.f));
	model = glm::scale(model, glm::vec3(0.5f, 0.5f, 0.5f));

	glm::mat4 view  = glm::lookAt( _eye, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, 1.0f, 0.0f));

	glm::mat4 transform;

	glm::mat4 lModel;
	lModel = glm::rotate(lModel, -t, glm::vec3(1.f, 1.f, 1.f));
	lModel = glm::translate(lModel, glm::vec3(0.7f, 0.f, 0.f));
	lModel = glm::scale(lModel, glm::vec3(0.1f, 0.1f, 0.1f));
	transform = _projection * view * lModel;

	_light.pos = utils::m4_v3(lModel);

	_shaderO.bind();

	GLuint id = _shaderO.getID();

	glUniformMatrix4fv(glGetUniformLocation(id, "model"), 1, GL_FALSE, glm::value_ptr(model));
	glUniformMatrix4fv(glGetUniformLocation(id, "view"), 1, GL_FALSE, glm::value_ptr(view));
	glUniformMatrix4fv(glGetUniformLocation(id, "projection"), 1, GL_FALSE, glm::value_ptr(_projection));
	glUniform3fv(glGetUniformLocation(id, "eyePos"), 1, glm::value_ptr(eye));

	GLint ambLoc = glGetUniformLocation(id, "material.ambient");
	GLint difLoc = glGetUniformLocation(id, "material.diffuse");
	GLint spcLoc = glGetUniformLocation(id, "material.specular");
	GLint shnLoc = glGetUniformLocation(id, "material.shininess");


	_material.bindTo(_shaderO);
	_light.bindTo(_shaderO);

	glBindVertexArray(_vaoObj);
	glDrawArrays(GL_TRIANGLES, 0, 36);
	glBindVertexArray(NULL);
	_shaderO.unbind();


	_shaderL.bind();
	glUniformMatrix4fv(glGetUniformLocation(_shaderL.getID(), "transform"), 1, GL_FALSE, glm::value_ptr(transform));
	glBindVertexArray(_vaoObj);
	glDrawArrays(GL_TRIANGLES, 0, 36);
	glBindVertexArray(NULL);
	_shaderL.unbind();
}




void Material_8::bindTo(const ShaderProg & shader) {
	if (!diffuse || !specular) return;

	GLuint id = shader.getID();

	GLint ambLoc = glGetUniformLocation(id, "material.ambient");
	GLint difLoc = glGetUniformLocation(id, "material.diffuse");
	GLint spcLoc = glGetUniformLocation(id, "material.specular");
	GLint shnLoc = glGetUniformLocation(id, "material.shininess");

	glUniform3fv(ambLoc, 1, glm::value_ptr(ambient));
	glUniform1f(shnLoc, shininess);

	glActiveTexture(GL_TEXTURE0);
	glBindTexture(GL_TEXTURE_2D, diffuse->getID());
	glUniform1i(difLoc, GL_TEXTURE0);

	glActiveTexture(GL_TEXTURE1);
	glBindTexture(GL_TEXTURE_2D, specular->getID());
	glUniform1i(spcLoc, GL_TEXTURE1);
}