pointsprite.cpp


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#include "pointsprite.h"

#include "SDL/SDL_opengl.h"

PointSprite::PointSprite(float _size, const Texture& _texture) : texture(_texture) {
	size = _size;
}

void PointSprite::draw(const Vector2& pos) const {
	texture.bind();
	glPointSize(size);
	
	glBegin(GL_POINTS);
	glVertex2f(pos.x, pos.y);
	glEnd();
}

void PointSprite::draw_array(void* ptr, unsigned int coords, unsigned int stride, unsigned int first, unsigned int num) {
	texture.bind();
	glPointSize(size);
	
	glVertexPointer(coords, GL_FLOAT, stride, ptr);
	glDrawArrays(GL_POINTS, first, num);
}