Super simple 2D drawing helper.

Code Map

//! Super simple 2D drawing helper.
module charge.gfx.draw;


enum vertexShaderES;
enum fragmentShaderES;

//! VBO used for 2D drawing operations.
class DrawBuffer : Buffer
{
public:
	num: GLsizei;


public:
	fn update(vb: DrawVertexBuilder) { }


public:
	static fn make(name: string, vb: DrawVertexBuilder) DrawBuffer { }
}

class DrawVertexBuilder : Builder
{
public:
	alias add = Builder.add;


public:
	this(num: size_t) { }
	fn reset(num: size_t) { }
	fn add(x: f32, y: f32, u: f32, v: f32) { }
	fn add(x: f32, y: f32, u: f32, v: f32, color: math.Color4b) { }
	fn add(vert: DrawVertex*, num: size_t) { }
	fn bake(vao: GLuint, buf: GLuint, num: GLsizei) { }
}

//! Vertex format.
struct DrawVertex
{
public:
	x: f32;
	y: f32;
	u: f32;
	v: f32;
	color: math.Color4b;
}

//! Shader to be used with the vertex format in this file.
global drawShader: Shader;
global drawSamplerLinear: GLuint;
global drawSamplerNearest: GLuint;

//! Dereference and reference helper function.
fn reference(dec: DrawBuffer, inc: DrawBuffer) { }
//! Closes and sets reference to null.
fn destroy(obj: DrawVertexBuilder) { }
fn __ctor() { }
fn initDraw() { }
fn closeDraw() { }