Function quad

source/src/rendergl.cpp:249–260

}

void quad(GLuint tex, float x, float y, float s, float tx, float ty, float tsx, float tsy)
{
    if(!tsy) tsy = tsx;
    glBindTexture(GL_TEXTURE_2D, tex);
    glBegin(GL_TRIANGLE_STRIP);
    glTexCoord2f(tx,     ty);     glVertex2f(x,   y);
    glTexCoord2f(tx+tsx, ty);     glVertex2f(x+s, y);
    glTexCoord2f(tx,     ty+tsy); glVertex2f(x,   y+s);
    glTexCoord2f(tx+tsx, ty+tsy); glVertex2f(x+s, y+s);
    glEnd();
    xtraverts += 4;
}

void quad(GLuint tex, const vec &c1, const vec &c2, float tx, float ty, float tsx, float tsy)
{