Added two render layers and the basic rendering pipeline; Fixed fullscreen graphics; No shader re-binding

NothinFancy/src/Renderer/Drawable.cpp

@@ -1,8 +1,28 @@
 #include "Drawable.h"
 
 namespace nf {
-	Drawable::Drawable() {
+	Drawable::Drawable(const char* vertexShader, const char* fragmentShader, const void* vertexBufferData, const size_t vertexBufferSize, const void* indexBufferData, size_t indexBufferCount) :
+		m_shader(vertexShader, fragmentShader),
+		m_vao(),
+		m_ib(indexBufferData, indexBufferCount)
+	{
+		m_vao.addBuffer(vertexBufferData, vertexBufferSize);
+		m_vao.push<float>(2);
+		m_vao.finishBufferLayout();
+	}
 
+	unsigned int Drawable::getIndexCount() {
+		return m_ib.getCount();
+	}
+
+	void Drawable::bind() {
+		m_shader.bind();
+		m_vao.bind();
+		m_ib.bind();
+	}
+
+	Drawable::DrawableType Drawable::identity() {
+		return DrawableType::NF_NONE;
 	}
 
 	Drawable::~Drawable() {

NothinFancy/src/Renderer/Renderer.cpp

@@ -53,8 +53,13 @@ namespace nf {
 		glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
 	}
 
-	void Renderer::render(const Drawable& in) {
-		//TODO: Check identity
+	void Renderer::render(Drawable* in) {
+		if (in == nullptr)
+			Error("Drawable object tried to render before being constructed!");
+		if (in->identity() == Drawable::DrawableType::NF_UI)
+			m_lUI.push_back(in);
+		else
+			m_lGame.push_back(in);
 	}
 
 	void Renderer::doFrame() {
@@ -63,7 +68,8 @@ namespace nf {
 
 		for (Drawable* draw : m_lGame) {
 			Drawable& curr = *draw;
-
+			curr.bind();
+			glDrawElements(GL_TRIANGLES, curr.getIndexCount(), GL_UNSIGNED_INT, nullptr);
 		}
 
 		for (Drawable* draw : m_lUI) {

NothinFancy/src/Renderer/Shader.cpp

@@ -44,7 +44,10 @@ namespace nf {
 	}
 
 	void Shader::bind() {
-		glUseProgram(m_id);
+		if (m_id != Shader::current) {
+			glUseProgram(m_id);
+			Shader::current = m_id;
+		}
 	}
 	//TODO: Create overloaded setUniform function
 	void Shader::getUniformLocation(const char* uniformName) {
@@ -57,4 +60,6 @@ namespace nf {
 	Shader::~Shader() {
 		glDeleteProgram(m_id);
 	}
+
+	unsigned int Shader::current;
 }