private void drawPlayerIcons(final Player player, double elapsedMillis) {
quadVao.bind();
playerTexture.bind(0);
uiShader.use();
final FloatBuffer matrixBuffer = BufferUtils.createFloatBuffer(16);
Matrix4f projectionMatrix = new Matrix4f().setOrtho(0, windowWidth, windowHeight, 0, -1, 1);
for (int i = 0; i < player.numLives(); i++) {
final Matrix4f mat = new Matrix4f();
mat.identity();
mat.translate((float) windowWidth - 100 - i * 60f, 60, 0);
mat.translate(25, 25, 0);
mat.scale(25, 25, 1);
Matrix4f tmp = new Matrix4f(projectionMatrix).mul(mat);
tmp.get(matrixBuffer);
uiShader.setUniformMatrixF("projMatrix", matrixBuffer);
GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, 6);
}
playerTexture.unbind();
quadVao.unbind();
}
private void updateMatrix() {
mat.identity();
mat.translate(-x, -y, -z);
mat.rotate((float) Math.toRadians(-rx), X_AXIS);
mat.rotate((float) Math.toRadians(-ry), Y_AXIS);
}
/** Update local matrix. */
public void updateLocalMatrix() {
localMatrix.identity();
localMatrix.translate(position);
localMatrix.rotate(rotation);
localMatrix.scale(scale);
}