pigine/rendering/ColorRenderer.cpp

#include "rendering/ColorRenderer.h"
#include "gaming-core/wrapper/Attributes.h"
#include "gaming-core/utils/List.h"

ColorRenderer::ColorRenderer() {
    vertexBuffer.setAttributes(Attributes().addFloat(2).addSpacer(0, 0).addColor4());
    vertexBuffer.setStreamData(3 * sizeof (float) * 6);
}

void ColorRenderer::draw(const Vertex& v1, const Vertex& v2, const Vertex& v3) {
    List<float, 50> buffer;
    buffer.add(v1.x);
    buffer.add(v1.y);
    buffer.add(*reinterpret_cast<const float*>(&(v1.color.data[0])));
    buffer.add(v2.x);
    buffer.add(v2.y);
    buffer.add(*reinterpret_cast<const float*>(&(v2.color.data[0])));
    buffer.add(v3.x);
    buffer.add(v3.y);
    buffer.add(*reinterpret_cast<const float*>(&(v3.color.data[0])));
    
    vertexBuffer.updateData(0, buffer.getLength() * sizeof(float), buffer.begin());
    vertexBuffer.draw(3);
}