UwUGL/primatives/rectangle.cpp

#pragma once

#include <stdint.h>

#include "../datatypes.cpp"
#include "../helpers.cpp"
#include "../buffer.cpp"
#include "../shaders/shader.cpp"
#include "../shaders/colorshader.cpp"
// #include "../shaders/gradientshader.cpp"
#include "../shaders/hgradientshader.cpp"
#include "../shaders/vgradientshader.cpp"
// #include "../mapper.cpp"

namespace UwU {
  // rectangle
  class Rectangle {
    public:
      Rectangle(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1) {
        this->x0 = x0;
        this->y0 = y0;
        this->x1 = x1;
        this->y1 = y1;
      }
      Rectangle() {}
      uint16_t x0;
      uint16_t y0;
      uint16_t x1;
      uint16_t y1;
      
      // Draw a rectangle
      template<typename ShaderType>
      void draw (Buffer buffer, ShaderType& shader) {
        // printf("color: %u, %u, %u, %u", shader.color().r, shader.color().g, shader.color().b, shader.color().a);
        if (x0 > buffer.width || y0 > buffer.height || x1 > buffer.width || y1 > buffer.height) {return;};
        // Coord2 uv = Coord2();
        for (uint16_t y = y0; y < y1; y++) {
          for (uint16_t x = x0; x < x1; x++) {
            // uv = mapper.map(Coord2(x, y));
            Color c = shader.color(x, y);
            buffer.drawPixel(Coord2(x, y), c);
          }
        }
        return;
      }
  };
}