public void drawRoundedRect(float x0, float y0, float x1, float y1, float radiusTopLeft, float radiusTopRight, float radiusBottomLeft, float radiusBottomRight, int color)
    {
        int numberOfArcs = 18;

        float angleIncrement = 90.0F / numberOfArcs;

        float a = (color >> 24 & 0xFF) / 255.0F;
        float r = (color >> 16 & 0xFF) / 255.0F;
        float g = (color >> 8 & 0xFF) / 255.0F;
        float b = (color & 0xFF) / 255.0F;

        GL11.glDisable(2884);
        GL11.glDisable(3553);

        GL11.glEnable(3042);
        GL11.glBlendFunc(770, 771);

        OpenGlHelper.glBlendFunc(770, 771, 1, 0);
        GL11.glColor4f(r, g, b, a);

        GL11.glBegin(5);
        GL11.glVertex2f(x0 + radiusTopLeft, y0);
        GL11.glVertex2f(x0 + radiusBottomLeft, y1);
        GL11.glVertex2f(x1 - radiusTopRight, y0);
        GL11.glVertex2f(x1 - radiusBottomRight, y1);
        GL11.glEnd();

        GL11.glBegin(5);
        GL11.glVertex2f(x0, y0 + radiusTopLeft);
        GL11.glVertex2f(x0 + radiusTopLeft, y0 + radiusTopLeft);
        GL11.glVertex2f(x0, y1 - radiusBottomLeft);
        GL11.glVertex2f(x0 + radiusBottomLeft, y1 - radiusBottomLeft);
        GL11.glEnd();

        GL11.glBegin(5);
        GL11.glVertex2f(x1, y0 + radiusTopRight);
        GL11.glVertex2f(x1 - radiusTopRight, y0 + radiusTopRight);
        GL11.glVertex2f(x1, y1 - radiusBottomRight);
        GL11.glVertex2f(x1 - radiusBottomRight, y1 - radiusBottomRight);
        GL11.glEnd();

        GL11.glBegin(6);
        float centerX = x1 - radiusTopRight;
        float centerY = y0 + radiusTopRight;
        GL11.glVertex2f(centerX, centerY);
        for (int i = 0; i <= numberOfArcs; i++)
        {
            float angle = i * angleIncrement;
            GL11.glVertex2f((float)(centerX + radiusTopRight * Math.cos(Math.toRadians(angle))), (float)(centerY - radiusTopRight * Math.sin(Math.toRadians(angle))));
        }
        GL11.glEnd();

        GL11.glBegin(6);
        centerX = x0 + radiusTopLeft;
        centerY = y0 + radiusTopLeft;
        GL11.glVertex2f(centerX, centerY);
        for (int i = 0; i <= numberOfArcs; i++)
        {
            float angle = i * angleIncrement;
            GL11.glVertex2f((float)(centerX - radiusTopLeft * Math.cos(Math.toRadians(angle))), (float)(centerY - radiusTopLeft * Math.sin(Math.toRadians(angle))));
        }
        GL11.glEnd();

        GL11.glBegin(6);
        centerX = x0 + radiusBottomLeft;
        centerY = y1 - radiusBottomLeft;
        GL11.glVertex2f(centerX, centerY);
        for (int i = 0; i <= numberOfArcs; i++)
        {
            float angle = i * angleIncrement;
            GL11.glVertex2f((float)(centerX - radiusBottomLeft * Math.cos(Math.toRadians(angle))), (float)(centerY + radiusBottomLeft * Math.sin(Math.toRadians(angle))));
        }
        GL11.glEnd();

        GL11.glBegin(6);
        centerX = x1 - radiusBottomRight;
        centerY = y1 - radiusBottomRight;
        GL11.glVertex2f(centerX, centerY);
        for (int i = 0; i <= numberOfArcs; i++)
        {
            float angle = i * angleIncrement;
            GL11.glVertex2f((float)(centerX + radiusBottomRight * Math.cos(Math.toRadians(angle))), (float)(centerY + radiusBottomRight * Math.sin(Math.toRadians(angle))));
        }
        GL11.glEnd();

        GL11.glEnable(3553);
        GL11.glEnable(2884);
        GL11.glDisable(3042);
    }