Added vertex buffers/data handling and shader/program handling

engine/NBGraphics/tests/TestWindow.cpp

@@ -1,9 +1,8 @@
 #include "GLLoad.hpp"
-// #define _NB_AUTOLOG
+#include "ProgramPipeline.hpp"
 #include "VertexArray.hpp"
 #include "Window.hpp"
 
-
 int main() {
     nb::logger.log("Howdy!");
     nb::Window window(200, 200, "Hello!");
@@ -11,8 +10,53 @@ int main() {
     window.setWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
     window.init();
 
+    nb::logger.log("Goob");
+
+    auto vert = std::make_shared<nb::Shader>(
+        GL_VERTEX_SHADER,
+        "#version 330 core\n"
+        "layout (location = 0) in vec2 aPos;\n"
+        "void main()\n"
+        "{\n"
+        "   gl_Position = vec4(aPos.x, aPos.y, 0.0, 1.0);\n"
+        "}\0"
+    );
+
+    LOG("Vertex Shader: " + vert->log());
+
+    auto frag = std::make_shared<nb::Shader>(
+        GL_FRAGMENT_SHADER,
+        "#version 330 core\n"
+        "out vec4 FragColor;\n"
+        "void main()\n"
+        "{\n"
+        "   FragColor = vec4(1.0f, 0.5f, 0.2f, 1.0f);\n"
+        "}\n\0"
+    );
+
+    LOG("Fragment shader: " + frag->log());
+
+    nb::ByteVector data = nb::vectorToBytes<float>({
+       -0.5, -0.5, 0.5, -0.5, 0.0, 0.5 
+    });
+
+    nb::Program prog({vert, frag});
+    prog.bind();
+
+    nb::VertexGroup tri(data, {
+        nb::VertexAttribute{
+            2,
+            GL_FLOAT,
+            false,
+            {0, 8}
+        }
+    });
+    tri.bind();
+
     GLFWwindow* window_ptr = window.getWindow();
-    while(!glfwWindowShouldClose(window_ptr)) {}    
+    while(!glfwWindowShouldClose(window_ptr)) {
+        glDrawArrays(GL_TRIANGLES, 0, 3);
+    }    
 
     return 0;
 }