charcoal/CharcoalBuiltin/TexturedBatch.h

#pragma once

#include "TexturedTypes.h"
#include "TexturedRenderable.h"
#include "PoseableBatch.h"

namespace charcoal
{
	namespace builtin
	{
		namespace textured
		{
			class Batch : public PoseableBatch<Vertex, Index, 2, Renderable>
			{
			public:
				using PoseableBatch<Vertex, Index, 2, Renderable>::PoseableBatch;
			protected:
				void setup_vao_vertex() override
				{
					glBindBuffer(GL_ARRAY_BUFFER, m_vertex_vbo);

					glEnableVertexAttribArray(0);
					glEnableVertexAttribArray(1);

					glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, sizeof(Vertex), (void*)offsetof(Vertex, position));
					glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, sizeof(Vertex), (void*)offsetof(Vertex, uv));

					glVertexAttribDivisor(0, 0);
					glVertexAttribDivisor(1, 0);
				}

				void preprender() const override {
					glActiveTexture(GL_TEXTURE0);
					glBindTexture(GL_TEXTURE_2D, m_p_renderable->get_texture()->get_texture());
					glBindSampler(0, m_p_renderable->get_sampler()->get_sampler());
				}
			};
		}
	}
}