RedundantCode.txt

/* Shaders are OpenGL objects which run in the background in the memory
 * Defining Vertex and Fragment Shaders because they do not have
 * OpenGL defaults:
 */
//// Vertex Shader:
//const char* vertexShaderSource = "#version 330 core\n"
//"layout (location = 0) in vec3 aPos;\n"
//"void main()\n"
//"{\n"
//"	gl_Position = vec4(aPos.x, aPos.y, aPos.z, 1.0);\n"
//"}\0"; // \0 indicates termination of character string in C.

//// Fragment Shader:
//const char* fragmentShaderSource = "#version 330 core\n"
//"out vec4 FragColor;\n"
//"void main()\n"
//"{\n"
//"	FragColor = vec4(0.8f, 0.3f, 0.02f, 1.0f);\n"
//"}\n\0";


GLfloat vertices[] = {
		-0.5f,     -0.5f * float(sqrt(3)) / 3, 0.0f,  // Lower-left
		 0.5f,     -0.5f * float(sqrt(3)) / 3, 0.0f,  // Lower-right
		 0.0f,  0.5f * float(sqrt(3)) * 2 / 3, 0.0f,  // Upper corner
	-0.5f / 2,      0.5f * float(sqrt(3)) / 6, 0.0f,  // Inner-left 
	 0.5f / 2,      0.5f * float(sqrt(3)) / 6, 0.0f,  // Inner-right
		 0.0f,     -0.5f * float(sqrt(3)) / 3, 0.0f   // Inner-down
};


/* Arbitrary coordinates for generating a 2D triangle:
 * Every 3 floats will represent one coordinate
 * Centre of the coordinates for X and Y is the middle of the screen
 * Z coordinate would not be considered for 2D
 * Coordinates are normalized, so they gotta be in [-1, 1]:
 */
GLfloat vertices[] = {
	// COORDINATES                                 / COLORS                  //
		-0.5f, -0.5f * float(sqrt(3)) * 1 / 3, 0.0f,    0.8f,  0.3f, 0.02f,  // Lower-left
		 0.5f, -0.5f * float(sqrt(3)) * 1 / 3, 0.0f,    0.8f,  0.3f, 0.02f,  // Lower-right
		 0.0f,  0.5f * float(sqrt(3)) * 2 / 3, 0.0f,    1.0f,  0.6f, 0.32f,  // Upper corner
	-0.5f / 2,  0.5f * float(sqrt(3)) * 1 / 6, 0.0f,    0.9f, 0.45f, 0.17f,  // Inner-left 
	 0.5f / 2,  0.5f * float(sqrt(3)) * 1 / 6, 0.0f,    0.9f, 0.45f, 0.17f,  // Inner-right
		 0.0f, -0.5f * float(sqrt(3)) * 1 / 3, 0.0f,    0.8f,  0.3f, 0.02f   // Inner-down
};
// If a primitive (in this case vertex) has a color defined, then OpenGL will automatically
// create a gradient from one color to another. This is called interpolation.

GLuint indices[] = {
	0, 3, 5,  // Lower-left triangle
	3, 2, 4,  // Lower-right triangle
	5, 4, 1   // Upper-triangle
};