void SpriteBatch::Draw(const Texture2D &texture, const Rectangle &sourceRectangle, const Vector3 &position, const Vector3 &scale, double rotation, const Vector3 &origin)
{
glPushMatrix();
glTranslated(position.X, position.Y, 0);
glRotated(rotation, 0, 0, 1);
glScaled(scale.X, scale.Y, 1);
glTranslated(-origin.X, -origin.Y, 0);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, texture.GetBinding());
glBegin(GL_QUADS);
double width = texture.GetWidth();
double height = texture.GetHeight();
glTexCoord2d(sourceRectangle.X / width, sourceRectangle.Y / height);
glVertex2d(0, sourceRectangle.Height);
glTexCoord2d(sourceRectangle.X / width, (sourceRectangle.Y + sourceRectangle.Height) / height);
glVertex2d(sourceRectangle.Width, sourceRectangle.Height);
glTexCoord2d((sourceRectangle.X + sourceRectangle.Width) / width, (sourceRectangle.Y + sourceRectangle.Height) / height);
glVertex2d(sourceRectangle.Width, 0);
glTexCoord2d((sourceRectangle.X + sourceRectangle.Width) / width, sourceRectangle.Y / height);
glVertex2d(0, 0);
glEnd();
glPopMatrix();
}
void SpriteBatch::Draw(const Texture2D &texture, const Rectangle &sourceRectangle, const Rectangle &destRectangle, const Color4 &color)
{
glPushMatrix();
glTranslated(destRectangle.X, destRectangle.Y, 0);
glColor4ub((GLubyte)color.R, (GLubyte)color.G, (GLubyte)color.B, (GLubyte)color.A);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, texture.GetBinding());
glBegin(GL_QUADS);
double width = texture.GetWidth();
double height = texture.GetHeight();
glTexCoord2d(sourceRectangle.X / width, sourceRectangle.Y / height);
glVertex2d(0, destRectangle.Height);
glTexCoord2d(sourceRectangle.X / width, (sourceRectangle.Y + sourceRectangle.Height) / height);
glVertex2d(destRectangle.Width, destRectangle.Height);
glTexCoord2d((sourceRectangle.X + sourceRectangle.Width) / width, (sourceRectangle.Y + sourceRectangle.Height) / height);
glVertex2d(destRectangle.Width, 0);
glTexCoord2d((sourceRectangle.X + sourceRectangle.Width) / width, sourceRectangle.Y / height);
glVertex2d(0, 0);
glEnd();
glPopMatrix();
}
void SpriteBatch::Draw(const Texture2D &texture, const Vector3 &position, const Color4 &color)
{
glPushMatrix();
glTranslated(position.X, position.Y, 0);
glColor4ub((GLubyte)color.R, (GLubyte)color.G, (GLubyte)color.B, (GLubyte)color.A);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, texture.GetBinding());
glBegin(GL_QUADS);
glTexCoord2d(0, 0); glVertex2d(0, texture.GetHeight());
glTexCoord2d(0, 1); glVertex2d(texture.GetWidth(), texture.GetHeight());
glTexCoord2d(1, 1); glVertex2d(texture.GetWidth(), 0);
glTexCoord2d(1, 0); glVertex2d(0, 0);
glEnd();
glPopMatrix();
}
void SpriteBatch::Draw(const Texture2D &texture, const Vector3 &position, const double scale, const Vector3 &origin)
{
glPushMatrix();
glTranslated(position.X, position.Y, 0);
glScaled(scale, scale, 1);
glTranslated(-origin.X, -origin.Y, 0);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, texture.GetBinding());
glBegin(GL_QUADS);
glTexCoord2d(0, 0); glVertex2d(0, texture.GetHeight());
glTexCoord2d(0, 1); glVertex2d(texture.GetWidth(), texture.GetHeight());
glTexCoord2d(1, 1); glVertex2d(texture.GetWidth(), 0);
glTexCoord2d(1, 0); glVertex2d(0, 0);
glEnd();
glPopMatrix();
}
